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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2330 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '2330')
96 files changed, 2135 insertions, 0 deletions
diff --git a/2330/CH10/EX10.1/ex10_1.sce b/2330/CH10/EX10.1/ex10_1.sce new file mode 100755 index 000000000..86bfd14b3 --- /dev/null +++ b/2330/CH10/EX10.1/ex10_1.sce @@ -0,0 +1,23 @@ +// Example 10.1
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CEQ= 7.5;// in V
+R_L= 50;// in Ω
+I_Csat= V_CEQ/R_L;// in A
+I_CQ= 0.01*I_Csat;// in A
+P_DQ= V_CEQ*I_CQ;// in W
+PP= 2*V_CEQ;// in V
+P_Dmax= PP^2/(40*R_L);// in W
+P_Lmax= PP^2/(8*R_L);// in W
+// The value of P_DQ
+P_DQ= P_DQ*10^3;// in mW
+// The value of P_Dmax
+P_Dmax= P_Dmax*10^3;// in mW
+// The value of P_Lmax
+P_Lmax= P_Lmax*10^3;// in mW
+disp(P_DQ,"The value of P_DQ in mW is : ")
+disp(P_Dmax,"The value of P_Dmax in mW is : ")
+disp(P_Lmax,"The value of P_Lmax in mW is : ")
diff --git a/2330/CH10/EX10.2/ex10_2.sce b/2330/CH10/EX10.2/ex10_2.sce new file mode 100755 index 000000000..0b820abf8 --- /dev/null +++ b/2330/CH10/EX10.2/ex10_2.sce @@ -0,0 +1,20 @@ +// Example 10.2
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 15;// in V
+I_Csat= 150;// in mA
+P_Lmax= 563;// in mW
+I= 0.02*I_Csat;// in mA
+Idc= 0.318*I_Csat;// in mA
+I_CC= I+Idc;// in mA
+P_CC= V_CC*I_CC;// in mW
+// The efficiency of amplifier
+Eta= P_Lmax/P_CC*100;// in %
+disp(Eta,"The efficiency of amplifier in % is : ");
+
+// Note: The answer in the book is not accurate
+
+
diff --git a/2330/CH10/EX10.3/ex10_3.sce b/2330/CH10/EX10.3/ex10_3.sce new file mode 100755 index 000000000..9db744f06 --- /dev/null +++ b/2330/CH10/EX10.3/ex10_3.sce @@ -0,0 +1,19 @@ +// Example 10.3
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 40;// in V
+V_CEQ= 20;// in V
+R_L= 10;// in Ω
+I_Csat= V_CEQ/R_L;// in A
+V_CEcutoff= V_CEQ;// in V
+V_CE= 0:0.1:V_CEcutoff;// in V
+I_C= (V_CEQ-V_CE)/R_L;// in A
+// The plot of ac load line,
+plot(V_CE,I_C)
+xlabel("V_CE in volts")
+ylabel("I_C in A")
+title("AC load line")
+disp("AC load line shown in figure")
diff --git a/2330/CH10/EX10.4/ex10_4.sce b/2330/CH10/EX10.4/ex10_4.sce new file mode 100755 index 000000000..ae063b189 --- /dev/null +++ b/2330/CH10/EX10.4/ex10_4.sce @@ -0,0 +1,22 @@ +// Example 10.4
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 40;// in V
+V_BE= 0.7;// in V
+R= 1*10^3;// in Ω
+R_L= 10;// in Ω
+V_CEQ= 20;// in V
+I_CQ= (V_CC-2*V_BE)/(2*R);// in A
+// The value of P_DQ
+P_DQ= V_CEQ*I_CQ;// in W
+disp(P_DQ,"The value of P_DQ in W is : ")
+PP= 2*V_CEQ;// in V
+// The value of P_Lmax
+P_Lmax= PP^2/(8*R_L);// in W
+// The value of P_Dmax
+P_Dmax= PP^2/(40*R_L);// in W
+disp(P_Lmax,"The value of P_Lmax in W is : ")
+disp(P_Dmax,"The value of P_Dmax in W is : ")
diff --git a/2330/CH10/EX10.5/ex10_5.sce b/2330/CH10/EX10.5/ex10_5.sce new file mode 100755 index 000000000..6f11af733 --- /dev/null +++ b/2330/CH10/EX10.5/ex10_5.sce @@ -0,0 +1,22 @@ +// Example 10.5
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_E= 1.43;// in V
+R_E= 100;// in Ω
+R_L= 100;// in Ω
+R_C= 1*10^3;// in Ω
+bita= 200;
+Vt= 25*10^-3;// in V
+I_E= V_E/R_E;// in A
+I_CQ= I_E;// in A
+Zin= bita*R_L;// in Ω
+r_desh_e= Vt/I_CQ;// in Ω
+// The voltage gain of the driver stage
+A= (R_C*Zin/(R_C+Zin))/(R_E+r_desh_e);
+disp(A,"The voltage gain of the driver stage is : ")
+// On ignoring Zin and r_desh_e,
+A= R_C/R_E;
+disp(A,"On ignoring the value of Zin and r''e, the voltage gain is : ")
diff --git a/2330/CH10/EX10.6/ex10_6.sce b/2330/CH10/EX10.6/ex10_6.sce new file mode 100755 index 000000000..e1aec98fc --- /dev/null +++ b/2330/CH10/EX10.6/ex10_6.sce @@ -0,0 +1,13 @@ +// Example 10.6
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 30;// in V
+PP= V_CC;// in V
+R_L= 100;// in Ω
+// The value of P_Lmax
+P_Lmax= PP^2/(8*R_L);// in W
+disp(PP,"The value of PP in volts is : ")
+disp(P_Lmax,"The value of P_Lmax in W is : ")
diff --git a/2330/CH10/EX10.7/ex10_7.sce b/2330/CH10/EX10.7/ex10_7.sce new file mode 100755 index 000000000..fecf2951d --- /dev/null +++ b/2330/CH10/EX10.7/ex10_7.sce @@ -0,0 +1,15 @@ +// Example 10.7
+format('v',6)
+clc;
+clear;
+close;
+// given data
+R_C= 1*10^3;// in Ω
+r_desh_e= 2.5;//in Ω
+Zin= 1*10^3;// in Ω
+A2= 10;// unit less
+A3= 1;// unit less
+A1= (R_C*Zin/(R_C+Zin))/r_desh_e;// unit less
+// The overall voltage gain
+A= A1*A2*A3;
+disp(A,"The overall voltage gain is : ")
diff --git a/2330/CH10/EX10.8/ex10_8.sce b/2330/CH10/EX10.8/ex10_8.sce new file mode 100755 index 000000000..64d1f4664 --- /dev/null +++ b/2330/CH10/EX10.8/ex10_8.sce @@ -0,0 +1,15 @@ +// Example 10.8
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_CC= 50;// in V
+V_CEsat= 1;// in V
+R_L= 5;// in Ω
+bita_dc= 90;// unit less
+I_Csat= (V_CC-V_CEsat)/R_L;// in A
+// The minimum base current that produces saturation
+I_Bsat= I_Csat/bita_dc;// in A
+I_Bsat= I_Bsat*10^3;// in mA
+disp(I_Bsat,"The minimum base current that produces saturation in mA is : ")
diff --git a/2330/CH10/EX10.9/ex10_9.sce b/2330/CH10/EX10.9/ex10_9.sce new file mode 100755 index 000000000..1375cd729 --- /dev/null +++ b/2330/CH10/EX10.9/ex10_9.sce @@ -0,0 +1,16 @@ +// Example 10.9
+format('v',5)
+clc;
+clear;
+close;
+// given data
+I_Csat= 109*10^-3;// in A
+bita_dc= 200;
+R_B= 1*10^3;// in Ω
+V_BE1= 0.7;// in V
+V_BE2= 1.6;// in V
+// The base current,
+I_Bsat= I_Csat/bita_dc;// in A
+// The input voltage
+Vin= I_Bsat*R_B+V_BE1+V_BE2;// in V
+disp(Vin,"The input voltage in volts is : ")
diff --git a/2330/CH11/EX11.1/ex11_1.sce b/2330/CH11/EX11.1/ex11_1.sce new file mode 100755 index 000000000..c301c15af --- /dev/null +++ b/2330/CH11/EX11.1/ex11_1.sce @@ -0,0 +1,11 @@ +// Example 11.1
+format('v',5)
+clc;
+clear;
+close;
+// given data
+r_F= 220;// in Ω
+r_E= 4.7;//in Ω
+// The closed loop voltage gain
+A_CL= r_F/r_E+1;
+disp(A_CL,"The closed loop voltage gain is : ")
diff --git a/2330/CH11/EX11.2/ex11_2.sce b/2330/CH11/EX11.2/ex11_2.sce new file mode 100755 index 000000000..559e98055 --- /dev/null +++ b/2330/CH11/EX11.2/ex11_2.sce @@ -0,0 +1,21 @@ +// Example 11.2
+format('v',6)
+clc;
+clear;
+close;
+// given data
+h_ie= 3.5*10^3;//in Ω
+h_fe= 120;
+h_re= 1.3*10^-4;
+h_oe= 8.5*10^-6;// in S
+bita= h_fe;// unit less
+// The value of alpha
+alpha= h_fe/(h_fe+1);
+disp(alpha,"The value of alpha is : ")
+// The value of r'e
+r_desh_e= h_ie/h_fe;// in Ω
+r_desh_c= h_fe/h_oe;// in Ω
+disp(r_desh_e,"The value of r''e in Ω is : ")
+// The value of r'c
+r_desh_c= r_desh_c*10^-6;// in Mohm
+disp(r_desh_c,"The value of r''c in MΩ is : ")
diff --git a/2330/CH11/EX11.3/ex11_3.sce b/2330/CH11/EX11.3/ex11_3.sce new file mode 100755 index 000000000..cc71fa437 --- /dev/null +++ b/2330/CH11/EX11.3/ex11_3.sce @@ -0,0 +1,10 @@ +// Example 11.3
+format('v',6)
+clc;
+clear;
+close;
+// given data
+h_rb= 1.75*10^-4;
+h_ob= 10^-6;// in S
+r_desh_b= h_rb/h_ob;// in Ω
+disp(r_desh_b,"The value of r''b in Ω is : ")
diff --git a/2330/CH11/EX11.4/ex11_4.sce b/2330/CH11/EX11.4/ex11_4.sce new file mode 100755 index 000000000..450fcfb12 --- /dev/null +++ b/2330/CH11/EX11.4/ex11_4.sce @@ -0,0 +1,14 @@ +// Example 11.4
+format('v',5)
+clc;
+clear;
+close;
+// given data
+h_fe= 120;// unit less
+h_ie= 3.5*10^3;//in Ω
+r_L= 2*10^3;// in Ω
+h_oe= 8.5*10^-6;// in S
+h_re= 1.3*10^-4;// unit less
+// The voltage gain
+A= h_fe*r_L/(h_ie*(1+h_oe*r_L)-h_re*h_fe*r_L)
+disp(A,"The voltage gain is : ")
diff --git a/2330/CH12/EX12.1/ex12_1.sce b/2330/CH12/EX12.1/ex12_1.sce new file mode 100755 index 000000000..5de1e3a4b --- /dev/null +++ b/2330/CH12/EX12.1/ex12_1.sce @@ -0,0 +1,23 @@ +// Example 12.1
+format('v',5)
+clc;
+clear;
+close;
+// given data
+R1= 20;// in kΩ
+R2= 10;// in kΩ
+R_E= 10;// in kΩ
+R_D= 8.2;// in kΩ
+V_G= 10;// in V
+V_BE= 0.7;// in V
+V_GS= -2;// in V
+V_DD= 30;// in V
+V_B= R2*V_DD/(R1+R2);// in V
+I_E= (V_B-V_BE)/R_E;// in mA
+I_D= I_E;// in mA
+// The dc voltage from the drain to ground
+V_D= V_DD-I_D*R_D;// in V
+// The source voltage to ground
+Vs= V_G-V_GS;// in V
+disp(V_D,"The dc voltage from the drain to ground in volts is : ");
+disp(Vs,"The source voltage to ground in volts is : ")
diff --git a/2330/CH12/EX12.2/ex12_2.sce b/2330/CH12/EX12.2/ex12_2.sce new file mode 100755 index 000000000..0233658d2 --- /dev/null +++ b/2330/CH12/EX12.2/ex12_2.sce @@ -0,0 +1,19 @@ +// Example 12.2
+format('v',6)
+clc;
+clear;
+close;
+// given data
+gmo= 3000;// in µmhoS
+V_GSoff= -4;// in V
+I_DSS= 10;// in mA
+disp("Part (i) When V_GS= -1");
+V_GS= -1;// in V
+// The value of gm
+gm= gmo*(1-V_GS/V_GSoff);// in µS
+disp(gm,"The value of gm in µS is : ")
+disp("Part (ii) When I_D= 2.5 mA")
+I_D= 2.5;// in mA
+// The value of gm
+gm= gmo*2*I_D/I_DSS;// in µS
+disp(gm,"The value of gm in µS is : ")
diff --git a/2330/CH12/EX12.3/ex12_3.sce b/2330/CH12/EX12.3/ex12_3.sce new file mode 100755 index 000000000..43551cd65 --- /dev/null +++ b/2330/CH12/EX12.3/ex12_3.sce @@ -0,0 +1,19 @@ +// Example 12.3
+format('v',6)
+clc;
+clear;
+close;
+// given data
+gm= 2000;// in µS
+gm=gm*10^-6;// in S
+R_D= 4.7;// in kΩ
+Vin= 2;// in mV
+R_L= 10;// in kΩ
+r_D= R_D*R_L/(R_D+R_L);// in kΩ
+r_D= r_D*10^3;// in Ω
+A= gm*r_D;// unit less
+// The output voltage
+Vout= A*Vin;// in mV
+disp(Vout,"The output voltage in mV is : ")
+
+// Note: The calculated value of A in the book is wrong. Correct value of A is : 6.39, So the answer in the book is wrong.
diff --git a/2330/CH12/EX12.4/ex12_4.sce b/2330/CH12/EX12.4/ex12_4.sce new file mode 100755 index 000000000..63090ccd0 --- /dev/null +++ b/2330/CH12/EX12.4/ex12_4.sce @@ -0,0 +1,14 @@ +// Example 12.4
+format('v',6)
+clc;
+clear;
+close;
+// given data
+R_D= 7.5;// in kΩ
+R_L= 3;// in kΩ
+r_s= R_D*R_L/(R_D+R_L);// in kΩ
+r_s= r_s*10^3;// in Ω
+gm= 2500*10^-6;// in S
+// The voltage gain
+A= gm*r_s/(1+gm*r_s);// unit less
+disp(A,"The voltage gain is : ")
diff --git a/2330/CH14/EX14.1/ex14_1.sce b/2330/CH14/EX14.1/ex14_1.sce new file mode 100755 index 000000000..fc0811c53 --- /dev/null +++ b/2330/CH14/EX14.1/ex14_1.sce @@ -0,0 +1,13 @@ +// Example 14.1
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V1=15;// in V
+V2=1;// in V
+R= 100;// in Ω
+// The load current
+I= (V1-V2)/R;// in A
+I= I*10^3;// in mA
+disp(I,"The load current in mA is : ")
diff --git a/2330/CH14/EX14.2/ex14_2.sce b/2330/CH14/EX14.2/ex14_2.sce new file mode 100755 index 000000000..c8f91059b --- /dev/null +++ b/2330/CH14/EX14.2/ex14_2.sce @@ -0,0 +1,13 @@ +// Example 14.2
+format('v',6)
+clc;
+clear;
+close;
+// given data
+I= 4;// in mA
+I=I*10^-3;// in A
+V1=0.5;// voltage across diode in V
+R=100;// in Ω
+// The input voltage
+V= V1+I*R;// in V
+disp(V,"The input voltage in volts is : ")
diff --git a/2330/CH14/EX14.6/ex14_6.sce b/2330/CH14/EX14.6/ex14_6.sce new file mode 100755 index 000000000..dd5acf51f --- /dev/null +++ b/2330/CH14/EX14.6/ex14_6.sce @@ -0,0 +1,16 @@ +// Example 14.6
+format('v',6)
+clc;
+clear;
+close;
+// given data
+Eta= 0.85;
+V= 10;// in V
+V1= Eta*V;// in V
+V= 20;// in V
+R= 400;// in Ω
+// The emitter current
+I_E= V/R;// in A
+I_E= I_E*10^3;// in mA
+disp(I_E,"The emitter current in mA is : ")
+
diff --git a/2330/CH14/EX14.7/ex14_7.sce b/2330/CH14/EX14.7/ex14_7.sce new file mode 100755 index 000000000..df3e4e5c0 --- /dev/null +++ b/2330/CH14/EX14.7/ex14_7.sce @@ -0,0 +1,13 @@ +// Example 14.7
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_E= 1;// in V
+R= 400;// in Ω
+I= 7*10^-3;// in A
+// The emitter supply voltage
+V= V_E+I*R;// in V
+disp(V,"The emitter supply voltage in volts is : ")
+
diff --git a/2330/CH16/EX16.1/ex16_1.sce b/2330/CH16/EX16.1/ex16_1.sce new file mode 100755 index 000000000..8c898db39 --- /dev/null +++ b/2330/CH16/EX16.1/ex16_1.sce @@ -0,0 +1,21 @@ +// Example 16.1
+format('v',5)
+clc;
+clear;
+close;
+// given data
+A=100000;//unit less
+R1= 98*10^3;// in Ω
+R2= 2*10^3;// in Ω
+Vin= 1*10^-3;// in V
+B= R2/(R1+R2);// unit less
+A_CL= 1/B;// unit less
+A_CL= A/(1+A*B);// unit less
+// The output voltage
+Vout= Vin*A_CL;// in V
+// The error voltage
+Verror= Vout/A;// in V
+Vout= Vout*10^3;// in mV
+Verror= Verror*10^6;// in µV
+disp(Vout,"The output voltage in mV is : ")
+disp(Verror,"The error voltage in µV is : ")
diff --git a/2330/CH16/EX16.2/ex16_2.sce b/2330/CH16/EX16.2/ex16_2.sce new file mode 100755 index 000000000..ff8cce4ce --- /dev/null +++ b/2330/CH16/EX16.2/ex16_2.sce @@ -0,0 +1,21 @@ +// Example 16.2
+format('v',6)
+clc;
+clear;
+close;
+// given data
+A=20000;
+B= 0.02;
+Vin= 1;// in mV
+Vin= Vin*10^-3;// in V
+// The closed loop voltage gain,
+A_CL= A/(1+A*B);
+// The output voltage,
+Vout= Vin*A_CL;// in V
+// The error voltage,
+Verror= Vout/A;// in V
+Vout= Vout*10^3;// in mV
+Verror= Verror*10^6;// in µV
+disp(A_CL,"The value of A_CL is : ");
+disp(Vout,"The value of Vout in mV is : ")
+disp(Verror,"The value of Verror in µV is : ")
diff --git a/2330/CH16/EX16.3/ex16_3.sce b/2330/CH16/EX16.3/ex16_3.sce new file mode 100755 index 000000000..b64572faf --- /dev/null +++ b/2330/CH16/EX16.3/ex16_3.sce @@ -0,0 +1,20 @@ +// Example 16.3
+format('v',6)
+clc;
+clear;
+close;
+// given data
+A=100000;
+R1= 100*10^3;// in Ω
+R2= 100;// in Ω
+r_in= 2*10^6;// in Ω
+r_out= 75;// in Ω
+B= R2/(R1+R2);// unit less
+// The closed loop input impedence
+r_in_CL= (1+A*B)*r_in;// in Ω
+// The closed loop output impedence
+r_out_CL= r_out/(1+A*B);// in Ω
+r_in_CL=r_in_CL*10^-6;// in Mohm
+disp(r_in_CL,"The closed loop input impedence in MΩ is : ")
+disp(r_out_CL,"The closed loop output impedence in Ω is : ")
+
diff --git a/2330/CH16/EX16.4/ex16_4.sce b/2330/CH16/EX16.4/ex16_4.sce new file mode 100755 index 000000000..91e11a05a --- /dev/null +++ b/2330/CH16/EX16.4/ex16_4.sce @@ -0,0 +1,30 @@ +// Example 16.4
+format('v',6)
+clc;
+clear;
+close;
+// given data
+A=100;
+R_B= 39*10^3;// in Ω
+r_in= 2*10^6;// in Ω
+r_out= 75;// in Ω
+Vin_off= 2*10^-3;// in V
+I_B1= 90*10^-9;// in A
+I_in_off= 20*10^-9;// in A
+// The closed loop voltage gain
+B=1;// unit less
+// The closed-loop input impedance
+r_in_CL= (1+A*B)*r_in;// in Ω
+r_in_CL= r_in_CL*10^-6;// in Mohm
+disp(B,"The closed loop voltage gain is : ")
+disp(r_in_CL,"The closed-loop input impedance in MΩ is : ")
+A=100000;
+// The closed-loop output impedance
+r_out_CL= r_out/A;// in Ω
+disp(r_out_CL,"The closed-loop output impedance in Ω is : ")
+//Let V= V1-V2 = Vin_off+I_B1*R_B
+V= Vin_off+I_B1*R_B;// in A
+// The output offset voltage
+Voo_CL= A*V/A;// in V
+Voo_CL= Voo_CL*10^3;// in mV
+disp(Voo_CL,"The output offset voltage in mV is : ")
diff --git a/2330/CH16/EX16.5/ex16_5.sce b/2330/CH16/EX16.5/ex16_5.sce new file mode 100755 index 000000000..041e21f71 --- /dev/null +++ b/2330/CH16/EX16.5/ex16_5.sce @@ -0,0 +1,17 @@ +// Example 16.5
+format('v',6)
+clc;
+clear;
+close;
+// given data
+R_F= 22*10^3;// in Ω
+R_S= 1*10^3;// in Ω
+A= 100000;// unit less
+// The closed-loop voltage gain
+A_CL= R_F/R_S;
+// The desensitivity
+desensitivity= A/A_CL;
+disp(A_CL,"The closed-loop voltage gain is : ")
+disp(desensitivity,"The desensitivity is : ")
+
+
diff --git a/2330/CH16/EX16.6/ex16_6.sce b/2330/CH16/EX16.6/ex16_6.sce new file mode 100755 index 000000000..4edd30f2f --- /dev/null +++ b/2330/CH16/EX16.6/ex16_6.sce @@ -0,0 +1,27 @@ +// Example 16.6
+format('v',6)
+clc;
+clear;
+close;
+// given data
+f_unity= 1*10^6;// in Hz
+// For A_CL= 1000, The value of f_CL
+A_CL= 1000;
+f_CL= f_unity/A_CL;// in Hz
+f_CL= f_CL*10^-3;// in kHz
+disp(f_CL,"For A_CL= 1000, The value of f_CL in kHz is : ")
+// For A_CL= 100, The value of f_CL
+A_CL= 100;
+f_CL= f_unity/A_CL;// in Hz
+f_CL= f_CL*10^-3;// in kHz
+disp(f_CL,"For A_CL= 100, The value of f_CL in kHz is : ")
+// For A_CL= 10, The value of f_CL
+A_CL= 10;
+f_CL= f_unity/A_CL;// in Hz
+f_CL= f_CL*10^-3;// in kHz
+disp(f_CL,"For A_CL= 10, The value of f_CL in kHz is : ")
+// For A_CL= 1, The value of f_CL
+A_CL= 1;
+f_CL= f_unity/A_CL;// in Hz
+f_CL= f_CL*10^-6;// in MHz
+disp(f_CL,"For A_CL= 1, The value of f_CL in MHz is : ")
diff --git a/2330/CH2/EX2.1/ex2_1.sce b/2330/CH2/EX2.1/ex2_1.sce new file mode 100755 index 000000000..dbda636bf --- /dev/null +++ b/2330/CH2/EX2.1/ex2_1.sce @@ -0,0 +1,14 @@ +// Example 2.1
+clc;
+clear;
+close;
+format('v',6)
+// given data
+Vin= 15;// in V
+R_L= 10;// in kΩ
+// The output voltage
+Vout= Vin ;// in V
+// The current
+I= Vout/R_L;// in mA
+disp(Vout,"The output voltage in volts is : ");
+disp(I,"The current in mA is : ");
diff --git a/2330/CH2/EX2.2/ex2_2.sce b/2330/CH2/EX2.2/ex2_2.sce new file mode 100755 index 000000000..b94f8f3f7 --- /dev/null +++ b/2330/CH2/EX2.2/ex2_2.sce @@ -0,0 +1,16 @@ +// Example 2.2
+clc;
+clear;
+close;
+format('v',6)
+// given data
+Vin= 15;// in V
+I=0;
+R_L= 10;// in kΩ
+R_L= R_L*10^3;// in Ω
+// The output voltage
+Vout= I*R_L;// in V
+// The voltage across the diode
+V_R= Vin-Vout;// in V
+disp(Vout,"The output voltage in volts is : ");
+disp(V_R,"The voltage across the diode in volts is : ");
diff --git a/2330/CH2/EX2.4/ex2_4.sce b/2330/CH2/EX2.4/ex2_4.sce new file mode 100755 index 000000000..12d07873b --- /dev/null +++ b/2330/CH2/EX2.4/ex2_4.sce @@ -0,0 +1,18 @@ +// Example 2.4
+format('v',6)
+clc;
+clear;
+close;
+// given data
+Vin= 15;// in V
+V_P= Vin;// in V
+R_L= 10;// in kΩ
+R_L= R_L*10^3;// in Ω
+Vout=0;
+// The peak current through the diode
+I_P= V_P/R_L;// in A
+// The maximum reverse voltage
+V_R= Vin-Vout;// in V
+I_P= I_P*10^3;// in mA
+disp(I_P,"The peak current through the diode in mA is : ");
+disp(V_R,"The maximum reverse voltage in volts is : ")
diff --git a/2330/CH2/EX2.5/ex2_5.sce b/2330/CH2/EX2.5/ex2_5.sce new file mode 100755 index 000000000..c43be15f8 --- /dev/null +++ b/2330/CH2/EX2.5/ex2_5.sce @@ -0,0 +1,21 @@ +// Example 2.5
+format('v',6)
+clc;
+clear;
+close;
+// given data
+Vin= 15;// in V
+V_K= 0.7;// in V
+R_L= 10;// in kΩ
+R_L= R_L*10^3;// in Ω
+// The output voltage
+Vout= Vin-V_K;// in V
+// The current
+I= Vout/R_L;// in A
+// The power dissipation of the diode
+P= V_K*I;// in W
+I=I*10^3;// in mA
+P= round(P*10^3);// in mW
+disp(Vout,"The output voltage in volts is : ");
+disp(I,"The current in mA is : ");
+disp(P,"The power dissipation of the diode in mW is : ")
diff --git a/2330/CH2/EX2.6/ex2_6.sce b/2330/CH2/EX2.6/ex2_6.sce new file mode 100755 index 000000000..7fd3b4832 --- /dev/null +++ b/2330/CH2/EX2.6/ex2_6.sce @@ -0,0 +1,21 @@ +// Example 2.6
+format('v',6)
+clc;
+clear;
+close;
+// given data
+Vin= 15;// in V
+V_K= 0.7;// in V
+Vout=0;// in V
+R_L= 10;// in kΩ
+R_L= R_L*10^3;// in Ω
+// The peak output voltage
+V_P= Vin-V_K;// in V
+// The maximum forward current
+I_P= V_P/R_L;// in A
+// The peak inverse voltage
+PIV= Vin-Vout;// in V
+I_P= I_P*10^3;// in mA
+disp(V_P,"The peak output voltage in volts is : ");
+disp(I_P,"The maximum forward current in mA is : ");
+disp(PIV,"The peak inverse voltage in volts is : ")
diff --git a/2330/CH2/EX2.7/ex2_7.sce b/2330/CH2/EX2.7/ex2_7.sce new file mode 100755 index 000000000..316e940dd --- /dev/null +++ b/2330/CH2/EX2.7/ex2_7.sce @@ -0,0 +1,19 @@ +// Example 2.7
+clc;
+clear;
+close;
+format('v',5)
+// given data
+Vin= 10;// in V
+V_K= 0.7;// in V
+Vout=0;// in V
+R_L= 1000;// in kΩ
+r_B= 20;// in Ω
+// The peak forward current,
+I_P= (Vin-V_K)/(R_L+r_B);// in A
+// The peak voltage
+V_P= I_P*R_L;// in V
+// The peak inverse voltage
+PIV= Vin-Vout;// in V
+disp(V_P,"The peak voltage in volts is : ");
+disp(PIV,"The peak inverse voltage in volts is : ")
diff --git a/2330/CH3/EX3.1/ex3_1.sce b/2330/CH3/EX3.1/ex3_1.sce new file mode 100755 index 000000000..66101d53e --- /dev/null +++ b/2330/CH3/EX3.1/ex3_1.sce @@ -0,0 +1,15 @@ +// Exa 3.1
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vin= 12;// in V
+V_LED= 2;// in V
+Rs= 470;// in Ω
+Vs= Vin-V_LED;// in V
+// The LED current
+I= Vs/Rs;// in A
+I= I*10^3;// in mA
+disp(I,"The LED current in mA is : ")
+
diff --git a/2330/CH3/EX3.10/ex3_10.sce b/2330/CH3/EX3.10/ex3_10.sce new file mode 100755 index 000000000..8235f30cd --- /dev/null +++ b/2330/CH3/EX3.10/ex3_10.sce @@ -0,0 +1,15 @@ +// Exa 3.10
+format('v',7)
+clc;
+clear;
+close;
+// given data
+R_Z= 7;// in Ω
+I_Z1=12.2;// in mA
+I_Z2=60.2;// in mA
+deltaV_Z=(I_Z2-I_Z1)*R_Z;// in mV
+deltaV_Z= deltaV_Z*10^-3;// in V
+Vz= 12;// in V
+// The output voltage,
+Vout= Vz+deltaV_Z;// in V
+disp(Vout,"The output voltage in V is : ");
diff --git a/2330/CH3/EX3.11/ex3_11.sce b/2330/CH3/EX3.11/ex3_11.sce new file mode 100755 index 000000000..a9a1e7e62 --- /dev/null +++ b/2330/CH3/EX3.11/ex3_11.sce @@ -0,0 +1,25 @@ +// Exa 3.11
+format('v',6)
+clc;
+clear;
+close;
+// given data
+Vz= 12;// in V
+Vin= 15;// in V
+R_S= 200;// in Ω
+R_L= 1*10^3;// in Ω
+// The value of I_S
+I_S= (Vin-Vz)/R_S;// in A
+// The value of I_L
+I_L= Vz/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+
+
+
diff --git a/2330/CH3/EX3.12/ex3_12.sce b/2330/CH3/EX3.12/ex3_12.sce new file mode 100755 index 000000000..5030ce788 --- /dev/null +++ b/2330/CH3/EX3.12/ex3_12.sce @@ -0,0 +1,82 @@ +// Exa 3.12
+format('v',6)
+clc;
+clear;
+close;
+// given data
+disp("(i) For 15 V input voltage");
+Vin= 15;// in V
+Vz= 12;// in V
+R_S= 200;// in Ω
+R_L= 1*10^3;// in Ω
+// The value of I_S
+I_S= (Vin-Vz)/R_S;// in A
+// The value of I_L
+I_L= Vz/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+disp("(ii) For 20 V input voltage");
+Vin= 20;// in V
+// The value of I_S
+I_S= (Vin-Vz)/R_S;// in A
+// The value of I_L
+I_L= Vz/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+disp("(iii) For 25 V input voltage");
+Vin= 25;// in V
+// The value of I_S
+I_S= (Vin-Vz)/R_S;// in A
+// The value of I_L
+I_L= Vz/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+disp("(iv) For 30 V input voltage");
+Vin= 30;// in V
+// The value of I_S
+I_S= (Vin-Vz)/R_S;// in A
+// The value of I_L
+I_L= Vz/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+disp("(v) For 35 V input voltage");
+Vin= 35;// in V
+// The value of I_S
+I_S= (Vin-Vz)/R_S;// in A
+// The value of I_L
+I_L= Vz/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+
+
+
diff --git a/2330/CH3/EX3.2/ex3_2.sce b/2330/CH3/EX3.2/ex3_2.sce new file mode 100755 index 000000000..3cb32fb69 --- /dev/null +++ b/2330/CH3/EX3.2/ex3_2.sce @@ -0,0 +1,34 @@ +// Exa 3.2
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vin= 5;// in V
+V_LED= 2;// in V
+Rs= 470;// in Ω
+Vs= Vin-V_LED;// in V
+// When supply voltage is 5 V, the LED current
+I= Vs/Rs;// in A
+I= I*10^3;// in mA
+disp(I,"When supply voltage is 5 V, the LED current in mA is : ")
+Vin= 10;// in V
+Vs= Vin-V_LED;// in V
+// When supply voltage is 10 V, the LED current
+I= Vs/Rs;// in A
+I= I*10^3;// in mA
+disp(I,"When supply voltage is 10 V, the LED current in mA is : ")
+Vin= 15;// in V
+Vs= Vin-V_LED;// in V
+// When supply voltage is 15 V, the LED current
+I= Vs/Rs;// in A
+I= I*10^3;// in mA
+disp(I,"When supply voltage is 15 V, the LED current in mA is : ")
+Vin= 20;// in V
+Vs= Vin-V_LED;// in V
+// When supply voltage is 20 V, the LED current
+I= Vs/Rs;// in A
+I= I*10^3;// in mA
+disp(I,"When supply voltage is 20 V, the LED current in mA is : ")
+
+
diff --git a/2330/CH3/EX3.4/ex3_4.sce b/2330/CH3/EX3.4/ex3_4.sce new file mode 100755 index 000000000..4b36603d9 --- /dev/null +++ b/2330/CH3/EX3.4/ex3_4.sce @@ -0,0 +1,11 @@ +// Exa 3.4
+format('v',5)
+clc;
+clear;
+close;
+// given data
+C1= 560;//transistor capacitance at 1V in pF
+C2= 30;//transistor capacitance at 10V in pF
+// The tuning range
+tuningRange= C1/C2;
+disp(tuningRange,"The tuning range is : ")
diff --git a/2330/CH3/EX3.5/ex3_5.sce b/2330/CH3/EX3.5/ex3_5.sce new file mode 100755 index 000000000..cc829a633 --- /dev/null +++ b/2330/CH3/EX3.5/ex3_5.sce @@ -0,0 +1,21 @@ +// Exa 3.5
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vin_min= 20;// in V
+Vin_max= 40;// in V
+Vz= 10;// in V
+Rs= 820;// in Ω
+// The minimum zener current,
+Iz_min= (Vin_min-Vz)/Rs;// in A
+// The maximum zener current,
+Iz_max= (Vin_max-Vz)/Rs;// in A
+// The output voltage,
+Vout= Vz;// in V
+Iz_min= Iz_min*10^3;// in mA
+Iz_max= Iz_max*10^3;// in mA
+disp(Iz_min,"The minimum zener current in mA is : ");
+disp(Iz_max,"The maximum zener current in mA is : ");
+disp(Vout,"The output voltage in V is : ")
diff --git a/2330/CH3/EX3.6/ex3_6.sce b/2330/CH3/EX3.6/ex3_6.sce new file mode 100755 index 000000000..f8cd8675c --- /dev/null +++ b/2330/CH3/EX3.6/ex3_6.sce @@ -0,0 +1,26 @@ +// Exa 3.6
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Rs= 820;// in Ω
+Rz= 17;// in Ω
+R_T= Rs+Rz;// in Ω
+Vz= 10;// in V
+Vin_min= 20;// in V
+Vin_max= 40;// in V
+// The minimum zener current
+Iz_min= (Vin_min-Vz)/R_T;// in A
+// The maximum zener current
+Iz_max= (Vin_max-Vz)/R_T;// in A
+// The minimum output voltage
+Vout_min= Vz+Iz_min*Rz;// in V
+// The maximum output voltage
+Vout_max= Vz+Iz_max*Rz;// in V
+Iz_min= Iz_min*10^3;// in mA
+Iz_max= Iz_max*10^3;// in mA
+disp(Iz_min,"The minimum zener current in mA is : ")
+disp(Iz_max,"The maximum zener current in mA is : ")
+disp(Vout_min,"The minimum output voltage in V is : ")
+disp(Vout_max,"The maximum output voltage in V is : ")
diff --git a/2330/CH3/EX3.7/ex3_7.sce b/2330/CH3/EX3.7/ex3_7.sce new file mode 100755 index 000000000..71df4861f --- /dev/null +++ b/2330/CH3/EX3.7/ex3_7.sce @@ -0,0 +1,11 @@ +// Exa 3.7
+format('v',5)
+clc;
+clear;
+close;
+// given data
+P= 100;// power rating in mW
+V= 6.2;// in V
+// The maximum current rating
+I_ZM= P/V;// in mA
+disp(I_ZM,"The maximum current rating in mA is : ")
diff --git a/2330/CH3/EX3.8/ex3_8.sce b/2330/CH3/EX3.8/ex3_8.sce new file mode 100755 index 000000000..0563dbcb2 --- /dev/null +++ b/2330/CH3/EX3.8/ex3_8.sce @@ -0,0 +1,23 @@ +// Exa 3.8
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vz= 12;// in V
+Vout= Vz;// in V
+Vin= 25;// in V
+R_S= 180;// in Ω
+R_L= 200;// in Ω
+// The value of I_S
+I_S= (Vin-Vout)/R_S;// in A
+// The value of I_L
+I_L= Vout/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
diff --git a/2330/CH3/EX3.9/ex3_9.sce b/2330/CH3/EX3.9/ex3_9.sce new file mode 100755 index 000000000..82486ff0c --- /dev/null +++ b/2330/CH3/EX3.9/ex3_9.sce @@ -0,0 +1,83 @@ +// Exa 3.9
+format('v',5)
+clc;
+clear;
+close;
+// given data
+disp("(i) For 200 Ω load resistance");
+R_L= 200;// in Ω
+Vz= 12;// in V
+Vout= Vz;// in V
+Vin= 25;// in V
+R_S= 180;// in Ω
+// The value of I_S
+I_S= (Vin-Vout)/R_S;// in A
+// The value of I_L
+I_L= Vout/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+disp("(ii) For 400 Ω load resistance");
+R_L= 400;// in Ω
+// The value of I_S
+I_S= (Vin-Vout)/R_S;// in A
+// The value of I_L
+I_L= Vout/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+disp("(iii) For 600 Ω load resistance");
+R_L= 600;// in Ω
+// The value of I_S
+I_S= (Vin-Vout)/R_S;// in A
+// The value of I_L
+I_L= Vout/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+disp("(iv) For 800 Ω load resistance");
+R_L= 800;// in Ω
+// The value of I_S
+I_S= (Vin-Vout)/R_S;// in A
+// The value of I_L
+I_L= Vout/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+disp("(v) For 1 kΩ load resistance");
+R_L= 1*10^3;// in Ω
+// The value of I_S
+I_S= (Vin-Vout)/R_S;// in A
+// The value of I_L
+I_L= Vout/R_L;// in A
+// The value of I_Z
+I_Z= I_S-I_L;// in A
+I_S= I_S*10^3;// in mA
+I_L= I_L*10^3;// in mA
+I_Z= I_Z*10^3;// in mA
+disp(I_S,"The value of I_S in mA is : ")
+disp(I_L,"The value of I_L in mA is : ")
+disp(I_Z,"The value of I_Z in mA is : ")
+
+
+
diff --git a/2330/CH4/EX4.1/ex4_1.sce b/2330/CH4/EX4.1/ex4_1.sce new file mode 100755 index 000000000..d82b9de45 --- /dev/null +++ b/2330/CH4/EX4.1/ex4_1.sce @@ -0,0 +1,20 @@ +// Example 4.1
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V2rms= 40;// in V
+R_L= 20;// in Ω
+V2peak= V2rms/0.707;// in V
+Vout_peak= V2peak;// in V
+// The dc voltage across the load resistor
+Vdc=0.318*Vout_peak;// in V
+//The peak inverse voltage across the diode
+PIV= V2peak;// in V
+Idc= Vdc/R_L;// in A
+// The dc current through the diode
+I_diode= Idc;// in A
+disp(Vdc,"The dc voltage across the load resistor in volts is : ");
+disp(PIV,"The peak inverse voltage across the diode in volts is : ");
+disp(I_diode,"The dc current through the diode in A is : ")
diff --git a/2330/CH4/EX4.2/ex4_2.sce b/2330/CH4/EX4.2/ex4_2.sce new file mode 100755 index 000000000..ba0df1623 --- /dev/null +++ b/2330/CH4/EX4.2/ex4_2.sce @@ -0,0 +1,20 @@ +// Example 4.2
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vrms= 40;// in V
+R_L= 20;// in Ω
+V2peak= Vrms/0.707;// in V
+Vout_peak= V2peak/2;// in V
+// The dc load voltage
+Vdc=0.636*Vout_peak;// in V
+// The peak inverse voltage across each diode
+PIV= V2peak;// in V
+Idc= Vdc/R_L;// in A
+// The dc current through each diode
+I_diode= Idc/2;// in A
+disp(Vdc,"The dc load voltage in volts is : ");
+disp(PIV,"The peak inverse voltage across each diode in volts is : ");
+disp(I_diode,"The dc current through each diode in A is : ")
diff --git a/2330/CH4/EX4.3/ex4_3.sce b/2330/CH4/EX4.3/ex4_3.sce new file mode 100755 index 000000000..57c1da97f --- /dev/null +++ b/2330/CH4/EX4.3/ex4_3.sce @@ -0,0 +1,20 @@ +// Example 4.3
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vrms= 40;// in V
+R_L= 20;// in Ω
+V2peak= Vrms/0.707;// in V
+Vout_peak= V2peak;// in V
+// The value of Vdc
+Vdc=0.636*Vout_peak;// in V
+// The value of PIV
+PIV= V2peak;// in V
+Idc= Vdc/R_L;// in A
+//The value of I_diode
+I_diode= Idc/2;// in A
+disp(Vdc,"The value of Vdc in volts is : ");
+disp(PIV,"The value of PIV in volts is : ");
+disp(I_diode,"The value of I_diode in A is : ")
diff --git a/2330/CH4/EX4.6/ex4_6.sce b/2330/CH4/EX4.6/ex4_6.sce new file mode 100755 index 000000000..5162227f2 --- /dev/null +++ b/2330/CH4/EX4.6/ex4_6.sce @@ -0,0 +1,19 @@ +// Example 4.6
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vdc= 56.6;// in V
+R_L= 100;// in Ω
+f=120;// in Hz
+C= 1000;// in µF
+C= C*10^-6;// in F
+V2peak= Vdc;// in V
+Idc= Vdc/R_L;// in A
+// The peak-to-peak ripple
+Vrip= Idc/(f*C);// in V
+// The dc load voltage
+Vdc= V2peak-Vrip/2;// in V
+disp(Vrip,"The peak-to-peak ripple in volts is : ");
+disp(Vdc,"The dc load voltage in volts is : ")
diff --git a/2330/CH4/EX4.8/ex4_8.sce b/2330/CH4/EX4.8/ex4_8.sce new file mode 100755 index 000000000..2addc6d52 --- /dev/null +++ b/2330/CH4/EX4.8/ex4_8.sce @@ -0,0 +1,23 @@ +// Example 4.8
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V2rms= 12.6;// in V
+V_Z= 6.8;// in V
+V2peak= V2rms/0.707;// in V
+Vin= V2peak;// in V
+Vout= V_Z;// in V
+R_L= 1.2;// in kΩ
+R_L= R_L*10^3;//in Ω
+Rs= 1;// in kΩ
+Rs= Rs*10^3;// in Ω
+Is= (Vin-Vout)/Rs;// in A
+I_L= Vout/R_L;// in A
+// The zener current
+Iz= Is-I_L;// in A
+Iz= Iz*10^3;// in mA
+disp(Iz,"The zener current in mA is : ")
+
+// Note: The calculation in the book is not accurate.
diff --git a/2330/CH4/EX4.9/ex4_9.sce b/2330/CH4/EX4.9/ex4_9.sce new file mode 100755 index 000000000..9fa550aa5 --- /dev/null +++ b/2330/CH4/EX4.9/ex4_9.sce @@ -0,0 +1,17 @@ +// Example 4.9
+format('v',5)
+clc;
+clear;
+close;
+// given data
+C= 100;//in µF
+C= C*10^-6;// in F
+Rz= 5;//in Ω
+Rs= 1*10^3;//in Ω
+Idc= 11*10^-3;//in A
+f=120;//in Hz
+Vin_rip= Idc/(f*C);// in V
+// The ripple across the load resistance
+Vout_rip= Rz*Vin_rip/(Rs+Rz);//in A
+Vout_rip= Vout_rip*10^3;// in mV
+disp(Vout_rip,"The ripple across the load resistance in mV is : ")
diff --git a/2330/CH5/EX5.1/ex5_1.sce b/2330/CH5/EX5.1/ex5_1.sce new file mode 100755 index 000000000..96c77455e --- /dev/null +++ b/2330/CH5/EX5.1/ex5_1.sce @@ -0,0 +1,18 @@ +// Example 5.1
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_BB= 10;//in V
+V_BE= 0.7;//in V
+V_CC= 20;// in V
+R_B= 1.5;// in MΩ
+R_B= R_B*10^6;//in Ω
+R_C= 5*10^3;//in Ω
+bita= 125;// unit less
+I_B= (V_BB-V_BE)/R_B;//in A
+I_C= bita*I_B;//in A
+// The dc voltage between the collector and emitter
+V_CE= V_CC-I_C*R_C;//in V
+disp(V_CE,"The dc voltage between the collector and emitter in volts is : ")
diff --git a/2330/CH5/EX5.10/ex5_10.sce b/2330/CH5/EX5.10/ex5_10.sce new file mode 100755 index 000000000..aee026b3f --- /dev/null +++ b/2330/CH5/EX5.10/ex5_10.sce @@ -0,0 +1,19 @@ +// Example 5.10
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;//in V
+V_CC= 15;// in V
+R_C= 1*10^3;// in Ω
+R_B= 200*10^3;// in Ω
+bita= 300;// unit less
+// The collector current,
+I_C= (V_CC-V_BE)/(R_C+R_B/bita);// in A
+I_C=I_C*10^3;// in mA
+disp(I_C,"The value of I_C in mA is : ");
+I_C=I_C*10^-3;// in A
+// The collector to emitter voltage,
+V_CE= V_CC-I_C*R_C;// in V
+disp(V_CE,"The value of V_CE in volts is : ")
diff --git a/2330/CH5/EX5.11/ex5_11.sce b/2330/CH5/EX5.11/ex5_11.sce new file mode 100755 index 000000000..effcede78 --- /dev/null +++ b/2330/CH5/EX5.11/ex5_11.sce @@ -0,0 +1,22 @@ +// Example 5.11
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;//in V
+V_CC= 15;// in V
+V_EE= 15;// in V
+R_E= 10*10^3;// in Ω
+R_C= 5.1*10^3;// in Ω
+I_E= (V_EE-V_BE)/R_E;// in A
+// The collector current,
+I_C= I_E;// in A
+V_C= V_CC-I_C*R_C;// in A
+V_E= -V_BE;// in V
+V_CE= V_C-V_E;// in V
+// The collector to emitter voltage,
+V_CE= V_CC+V_EE-I_C*(R_C+R_E)
+I_C= I_C*10^3;// in mA
+disp(I_C,"The value of I_C in mA is : ");
+disp(V_CE,"The value of V_CE in volts is : ")
diff --git a/2330/CH5/EX5.12/ex5_12.sce b/2330/CH5/EX5.12/ex5_12.sce new file mode 100755 index 000000000..e201d528c --- /dev/null +++ b/2330/CH5/EX5.12/ex5_12.sce @@ -0,0 +1,24 @@ +// Example 5.12
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;//in V
+V_CC= 30;// in V
+Vz= 6;// in V
+R_E= 3*10^3;// in Ω
+R_C= 4*10^3;// in Ω
+I_E= (Vz-V_BE)/R_E;// in A
+I_C= I_E;// in A
+// For first stage the collector voltage to ground
+V_C= V_CC-I_C*R_C;// in v
+disp(V_C,"For first stage the collector voltage to ground in volts is : ")
+Vz= 10;// in V
+R_E= 2*10^3;//in Ω
+R_C= 3*10^3;// in Ω
+I_E= (Vz-V_BE)/R_E;// in A
+I_C= I_E;// in A
+// For second stage the collector voltage to ground
+V_C= I_C*R_C;// in v
+disp(V_C,"For second stage the collector voltage to ground in volts is : ")
diff --git a/2330/CH5/EX5.2/ex5_2.sce b/2330/CH5/EX5.2/ex5_2.sce new file mode 100755 index 000000000..fb0c87a3b --- /dev/null +++ b/2330/CH5/EX5.2/ex5_2.sce @@ -0,0 +1,17 @@ +// Example 5.2
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 30;// in V
+R_C= 1.5;//in kΩ
+Ver_intercept= V_CC/R_C;//in mA
+Hor_intercept= V_CC;// in V
+V_CE= 0:0.1:Hor_intercept;// in V
+I_C= (V_CC-V_CE)/R_C;// in mA
+// DC load line
+plot(V_CE,I_C)
+xlabel("V_CE in volts");
+ylabel("I_C in mA")
+title("DC load line")
diff --git a/2330/CH5/EX5.3/ex5_3.sce b/2330/CH5/EX5.3/ex5_3.sce new file mode 100755 index 000000000..10663ca74 --- /dev/null +++ b/2330/CH5/EX5.3/ex5_3.sce @@ -0,0 +1,20 @@ +// Example 5.3
+format('v',4)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;//in V
+V_CC= 30;// in V
+R_B= 390;// in kΩ
+R_B= R_B*10^3;//in Ω
+R_C= 1.5*10^3;//in Ω
+bita= 80;// unit less
+I_B= (V_CC-V_BE)/R_B;//in A
+// The collector current,
+I_C= bita*I_B;//in A
+// The value of V_CE
+V_CE= V_CC-I_C*R_C;//in V
+I_C= I_C*10^3;// in mA
+disp(I_C,"The value of I_C in mA is : ")
+disp(V_CE,"The value of V_CE in volts is : ")
diff --git a/2330/CH5/EX5.4/ex5_4.sce b/2330/CH5/EX5.4/ex5_4.sce new file mode 100755 index 000000000..7fa31a208 --- /dev/null +++ b/2330/CH5/EX5.4/ex5_4.sce @@ -0,0 +1,22 @@ +// Example 5.4
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;// in V
+V_LED= 2;//in V
+V_CC= 20;// in V
+R_B= 47;// in kΩ
+R_B= R_B*10^3;//in Ω
+R_C= 1*10^3;//in Ω
+bita= 150;// unit less
+// The LED current
+I_LED= (V_CC-V_LED)/R_C;// in A
+I_Csat= I_LED;// in A
+I_Bsat= I_Csat/bita;// in A
+// The input voltage,
+V_IN= I_Bsat*R_B+V_BE;//in V
+I_LED= I_LED*10^3;// in mA
+disp(I_LED,"The LED current in mA is : ");
+disp(V_IN,"The value of Vin in volts is : ")
diff --git a/2330/CH5/EX5.5/ex5_5.sce b/2330/CH5/EX5.5/ex5_5.sce new file mode 100755 index 000000000..c4792accf --- /dev/null +++ b/2330/CH5/EX5.5/ex5_5.sce @@ -0,0 +1,19 @@ +// Example 5.5
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vz= 10;// in V
+V_BE= 0.7;// in V
+V_CC= 30;// in V
+R_E= 5;// in kΩ
+R_E= R_E*10^3;//in Ω
+R_C= 4;// in kΩ
+R_C= R_C*10^3;//in Ω
+V_E= Vz-V_BE;// in V
+I_E= V_E/R_E;// in A
+I_C= I_E;// in A
+// The collector voltage
+V_C= V_CC-I_C*R_C;// in V
+disp(V_C,"The collector voltage in volts is : ")
diff --git a/2330/CH5/EX5.6/ex5_6.sce b/2330/CH5/EX5.6/ex5_6.sce new file mode 100755 index 000000000..3283b1c19 --- /dev/null +++ b/2330/CH5/EX5.6/ex5_6.sce @@ -0,0 +1,19 @@ +// Example 5.6
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;// in V
+R2= 1*10^3;//in Ω
+R1= 3.9*10^3;//in Ω
+R_E= 100;// in Ω
+R_C= 150;// in kΩ
+V_CC= 25;// in V
+Vz= R2*V_CC/(R1+R2);// in V
+V_E= Vz-V_BE;// in V
+I_E= V_E/R_E;// in A
+I_C= I_E;// in A
+// The collector voltage
+V_C= V_CC-I_C*R_C;// in V
+disp(V_C,"The collector voltage in volts is : ")
diff --git a/2330/CH5/EX5.7/ex5_7.sce b/2330/CH5/EX5.7/ex5_7.sce new file mode 100755 index 000000000..975ea5107 --- /dev/null +++ b/2330/CH5/EX5.7/ex5_7.sce @@ -0,0 +1,26 @@ +// Example 5.7
+format('v',5)
+clc;
+clear;
+close;
+// given data
+R_E= 2*10^3;// in Ω
+R_C= 1*10^3;// in kΩ
+V_E= 4.3;//in V
+V_CC= 15;// in V
+I_E= V_E/R_E;// in A
+I_C= I_E;//in A
+// In the first stage the collector voltage
+V_C= V_CC-I_C*R_C;// in A
+disp(V_C,"In the first stage the collector voltage in volts is : ");
+// Second stage
+V_E= 2.3;// in V
+R_E= 220;// in Ω
+R_C= 470;// in Ω
+I_E= V_E/R_E;// in A
+I_C= I_E;//in A
+// In the second stage the collector voltage
+V_C= V_CC-I_C*R_C;// in A
+disp(V_C,"In the second stage the collector voltage in volts is : ");
+
+// Note : In the book, the calculated value of collector voltage in first stage is not accurate.
diff --git a/2330/CH5/EX5.8/ex5_8.sce b/2330/CH5/EX5.8/ex5_8.sce new file mode 100755 index 000000000..dbfa96b8b --- /dev/null +++ b/2330/CH5/EX5.8/ex5_8.sce @@ -0,0 +1,20 @@ +// Example 5.8
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;//in V
+V_CC= 30;// in V
+R_B= 3*10^6;// in Ω
+bitamin= 100;// unit less
+bitamax= 300;// unit less
+I_B= (V_CC-V_BE)/R_B;// in A
+// The minimum value of collector current
+I_Cmin= bitamin*I_B;// in A
+// The maximum value of collector current
+I_Cmax= bitamax*I_B;// in A
+I_Cmin= I_Cmin*10^3;// in mA
+I_Cmax= I_Cmax*10^3;// in mA
+disp(I_Cmin,"The minimum value of collector current in mA is : ");
+disp(I_Cmax,"The maximum value of collector current in mA is : ");
diff --git a/2330/CH5/EX5.9/ex5_9.sce b/2330/CH5/EX5.9/ex5_9.sce new file mode 100755 index 000000000..d54ddfd26 --- /dev/null +++ b/2330/CH5/EX5.9/ex5_9.sce @@ -0,0 +1,20 @@ +// Example 5.9
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;//in V
+V_CC= 15;// in V
+R_E= 100;// in Ω
+R_C= 910;// in Ω
+R_B= 430*10^3;// in Ω
+bita= 300;// unit less
+// The collector current,
+I_C= (V_CC-V_BE)/(R_E+R_B/bita);// in A
+I_C= I_C*10^3;// in mA
+disp(I_C,"The value of I_C in mA is : ");
+I_C= I_C*10^-3;// in A
+// The collector to emitter voltage,
+V_CE= V_CC-I_C*(R_C+R_E);// in V
+disp(V_CE,"The value of V_CE in volts is : ")
diff --git a/2330/CH6/EX6.10/ex6_10.sce b/2330/CH6/EX6.10/ex6_10.sce new file mode 100755 index 000000000..18511cdd3 --- /dev/null +++ b/2330/CH6/EX6.10/ex6_10.sce @@ -0,0 +1,42 @@ +// Example 6.10
+format('v',5)
+clc;
+clear;
+close;
+// given data
+bita= 150;
+R1= 10*10^3;// in Ω
+R2= 2.2*10^3;// in Ω
+R_E= 1*10^3;// in Ω
+Rs= 1*10^3;// in Ω
+R_C= 3.6*10^3;// in Ω
+R_L= 1.5*10^3;// in Ω
+V_CC= 10;// in V
+V_BE= 0.7;// in V
+Vt= 25*10^-3;// in V
+Vin= 1*10^-3;// in V
+V_B= R2*V_CC/(R1+R2);// in V
+V_E= V_B-V_BE;// in V
+I_E= V_E/R_E;// in A
+r_desh_e= Vt/I_E;// in Ω
+Zin_base= bita*r_desh_e;// in Ω
+Zin= R1*R2*Zin_base/(R1*R2+R1*Zin_base+R2*Zin_base);// in Ω
+Vb1= Zin*Vin/(Rs+Zin);// in V
+r_L= R_C*Zin/(R_C+Zin);// in Ω
+V_B= R2*V_CC/(R1+R2);// in V
+V_E= V_B-V_BE;// in V
+I_E= V_E/R_E;// in A
+r_desh_e= Vt/I_E;// in Ω
+A1= r_L/r_desh_e;
+Vb2= A1*Vb1;// in V
+r_L= R_C*R_L/(R_C+R_L);// in Ω
+A2= r_L/r_desh_e;
+// The ac output voltage across the final load resistor
+Vout= A2*Vb2;// in V
+A= A1*A2;
+Vout= A*Vb1;// in V
+disp(Vout,"The ac output voltage across the final load resistor in volts is : ")
+
+
+
+
diff --git a/2330/CH6/EX6.11/ex6_11.sce b/2330/CH6/EX6.11/ex6_11.sce new file mode 100755 index 000000000..d0341a120 --- /dev/null +++ b/2330/CH6/EX6.11/ex6_11.sce @@ -0,0 +1,35 @@ +// Example 6.11
+format('v',6)
+clc;
+clear;
+close;
+// given data
+bita= 150;
+R1= 10*10^3;// in Ω
+R2= 2.2*10^3;// in Ω
+R_C= 3.6*10^3;// in Ω
+Rs= 1*10^3;// in Ω
+R_L= 1.5*10^3;// in Ω
+r_E= 180;// in Ω
+R_E= 1*10^3;// in Ω
+V_CC= 10;// in V
+V_BE= 0.7;// in V
+Vt= 25*10^-3;// in V
+Vin= 1*10^-3;// in V
+V_B= R2*V_CC/(R1+R2);// in V
+V_E= V_B-V_BE;// in V
+I_E= V_E/R_E;// in A
+r_desh_e= Vt/I_E;// in Ω
+Zin_base= bita*(r_desh_e+r_E);// in Ω
+Zin= R1*R2*Zin_base/(R1*R2+R1*Zin_base+R2*Zin_base);// in Ω
+r_L= R_C*Zin/(R_C+Zin);// in Ω
+A1= r_L/(r_E+r_desh_e);
+r_L= R_C*R_L/(R_C+R_L);// in Ω
+A2= r_L/(r_desh_e+r_E);
+A= A1*A2;
+Vb1= Zin*Vin/(Rs+Zin);// in V
+// The ac voltage at the final output
+Vout= A*Vb1;// in V
+Vout= Vout*10^3;// in mV
+disp(Vout,"The ac voltage at the final output in mV is : ")
+
diff --git a/2330/CH6/EX6.2/ex6_2.sce b/2330/CH6/EX6.2/ex6_2.sce new file mode 100755 index 000000000..62fe784f0 --- /dev/null +++ b/2330/CH6/EX6.2/ex6_2.sce @@ -0,0 +1,14 @@ +// Example 6.2
+format('v',4)
+clc;
+clear;
+close;
+// given data
+R1= 10;// in Ω
+R2= 10010;// in Ω
+V1= 10;// in V
+// The total voltage across the 10 Ω resistance
+V= R1/R2*V1;// in V
+V= V*10^3;// in mV
+disp(V,"The total voltage across the 10 Ω resistance in mV is :");
+
diff --git a/2330/CH6/EX6.3/ex6_3.sce b/2330/CH6/EX6.3/ex6_3.sce new file mode 100755 index 000000000..543006197 --- /dev/null +++ b/2330/CH6/EX6.3/ex6_3.sce @@ -0,0 +1,19 @@ +// Example 6.3
+format('v',6)
+clc;
+clear;
+close;
+// given data
+R= 10*10^3;// in Ω
+V_CC= 15;// in V
+V_BE= 0.7;// in V
+Vt= 25*10^-3;// in V
+Vp= 1*10^-3;// in V
+I= (V_CC-V_BE)/R;// in A
+r_ac= Vt/I;// in Ω
+// The total current through diode
+Ip= Vp/r_ac;// in A
+Ip= Ip*10^6;// in µA
+disp(Ip,"The total current through diode in µA is : ")
+
+
diff --git a/2330/CH6/EX6.4/ex6_4.sce b/2330/CH6/EX6.4/ex6_4.sce new file mode 100755 index 000000000..be9e12faa --- /dev/null +++ b/2330/CH6/EX6.4/ex6_4.sce @@ -0,0 +1,35 @@ +// Example 6.4
+format('v',5)
+clc;
+clear;
+close;
+// given data
+R1= 47*10^3;// in Ω
+R2= 15*10^3;// in Ω
+R_E= 8.2*10^3;// in Ω
+R_C= 10*10^3;// in Ω
+R3= 3.3*10^3;// in Ω
+bita= 200;
+V_CC= 30;// in V
+V_BE= 0.7;// in V
+Vin= 5*10^-3;//in V
+Vt= 25*10^-3;// in V
+V2= R2*V_CC/(R1+R2);// in V
+// DC voltage across emitter
+V_E= V2-V_BE;// in V
+// Emitter current
+I_E= V_E/R_E;// in A
+r_desh_e= Vt/I_E;// in Ω
+r_L= R_C*R3/(R_C+R3);//in Ω
+A= r_L/r_desh_e;
+// The output voltage
+Vout= A*Vin;// in V
+Zin_base= bita*r_desh_e;// in Ω
+// The input impedance of amplifier
+Zin= R1*R2*Zin_base/(R2*Zin_base+R1*Zin_base+R1*R2);// in Ω
+Vout= Vout*10^3;// in mV
+Zin= Zin*10^-3;// in k ohm
+disp(Vout,"The output voltage in mV is : ")
+disp(Zin,"The input impedance of amplifier in kΩ is : ")
+
+
diff --git a/2330/CH6/EX6.5/ex6_5.sce b/2330/CH6/EX6.5/ex6_5.sce new file mode 100755 index 000000000..9ccb21a73 --- /dev/null +++ b/2330/CH6/EX6.5/ex6_5.sce @@ -0,0 +1,17 @@ +// Example 6.5
+format('v',5)
+clc;
+clear;
+close;
+// given data
+R1= 10*10^3;// in Ω
+R2= 2.2*10^3;// in Ω
+R_C= 3.6*10^3;// in Ω
+V_CC= 10;// in V
+I_C= 1.1*10^-3;// in A
+// The base voltage
+V_B= R2*V_CC/(R1+R2);// in V
+// The collector voltage
+V_C= V_CC-I_C*R_C;// in V
+disp(V_B,"The base voltage in V is : ")
+disp(V_C,"The collector voltage in V is : ")
diff --git a/2330/CH6/EX6.6/ex6_6.sce b/2330/CH6/EX6.6/ex6_6.sce new file mode 100755 index 000000000..252c3f95a --- /dev/null +++ b/2330/CH6/EX6.6/ex6_6.sce @@ -0,0 +1,19 @@ +// Example 6.6
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V2= 1.1;// in V
+Vin= 1*10^-3;// in V
+Vt= 25*10^-3;// in V
+R2= 1*10^3;// in Ω
+R_C= 3.6*10^3;// in Ω
+I_E= V2/R2;// in A
+// Emitter diode ac resistance
+r_desh_e= Vt/I_E;// in Ω
+A= R_C/r_desh_e;
+// The output voltage
+Vout= A*Vin;// in V
+Vout= Vout*10^3;// in mV
+disp(Vout,"The output voltage in mV is : ")
diff --git a/2330/CH6/EX6.7/ex6_7.sce b/2330/CH6/EX6.7/ex6_7.sce new file mode 100755 index 000000000..c54d868db --- /dev/null +++ b/2330/CH6/EX6.7/ex6_7.sce @@ -0,0 +1,18 @@ +// Example 6.7
+format('v',5)
+clc;
+clear;
+close;
+// given data
+R_C= 10*10^3;// in Ω
+R_L= 82*10^3;// in Ω
+r_E= 1*10^3;// in Ω
+r_desh_e_min= 50;// in Ω
+r_desh_e_max= 100;// in Ω
+r_L= R_C*R_L/(R_C+R_L);// in Ω
+// The minimum voltage gain
+A_min= r_L/r_desh_e_max;
+// The maximum voltage gain
+A_max= r_L/r_desh_e_min;
+disp(A_min,"The minimum voltage gain is : ")
+disp(A_max,"The maximum voltage gain is : ")
diff --git a/2330/CH6/EX6.8/ex6_8.sce b/2330/CH6/EX6.8/ex6_8.sce new file mode 100755 index 000000000..1e6cc7409 --- /dev/null +++ b/2330/CH6/EX6.8/ex6_8.sce @@ -0,0 +1,17 @@ +// Example 6.8
+format('v',5)
+clc;
+clear;
+close;
+// given data
+bita= 200;
+R1= 47*10^3;// in Ω
+R2= 15*10^3;// in Ω
+r_E= 1*10^3;// in Ω
+r_desh_e= 50;// in Ω
+Zin_base= bita*(r_E+r_desh_e);// in Ω
+// The input impedance of the amplifier
+Zin= R1*R2*Zin_base/(R1*R2+R1*Zin_base+R2*Zin_base);// in Ω
+Zin= Zin*10^-3;// in k ohm
+disp(Zin,"The input impedance of the amplifier in kΩ is : ")
+
diff --git a/2330/CH6/EX6.9/ex6_9.sce b/2330/CH6/EX6.9/ex6_9.sce new file mode 100755 index 000000000..6d4ace033 --- /dev/null +++ b/2330/CH6/EX6.9/ex6_9.sce @@ -0,0 +1,24 @@ +// Example 6.9
+format('v',5)
+clc;
+clear;
+close;
+// given data
+bita= 150;
+R1= 10*10^3;// in Ω
+R2= 2.2*10^3;// in Ω
+R_E= 1*10^3;// in Ω
+V_CC= 10;// in V
+V_BE= 0.7;// in V
+Vt= 25*10^-3;// in V
+V_B= R2*V_CC/(R1+R2);// in V
+V_E= V_B-V_BE;// in V
+// The emitter current,
+I_E= V_E/R_E;// in A
+r_desh_e= Vt/I_E;// in Ω
+Zin_base= bita*r_desh_e;// in Ω
+// The input impedance of each stage
+Zin= R1*R2*Zin_base/(R1*R2+R1*Zin_base+R2*Zin_base);// in Ω
+Zin= Zin*10^-3;// in k ohm
+disp(Zin,"The input impedance of each stage in kΩ is : ")
+
diff --git a/2330/CH7/EX7.1/ex7_1.sce b/2330/CH7/EX7.1/ex7_1.sce new file mode 100755 index 000000000..3fa17fa7f --- /dev/null +++ b/2330/CH7/EX7.1/ex7_1.sce @@ -0,0 +1,29 @@ +// Example 7.1
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 10;// in V
+R_E= 430;// in Ω
+V_BE= 0.7;//in V
+V_B= 5;//in V
+// The collector saturation current,
+I_Csat= V_CC/R_E;// in A
+// The collector emitter voltage,
+V_CEcutoff= V_CC;// in V
+// The collector current,
+I_C= (V_B-V_BE)/R_E;// in A
+// The collector emitter voltage,
+V_CE= V_CC-(V_B-V_BE);// in V
+I_C= I_C*10^3;// in mA
+disp("Q-point is : "+string(V_CE)+" V, "+string(I_C)+" mA");
+disp("DC load line shown in figure")
+I_C= I_C*10^-3;// in A
+V_CE= 0:0.1:V_CEcutoff;// in V
+I_C= (V_CC-V_CE)/R_E*10^3;// in mA
+// The plot of DC load line
+plot(V_CE,I_C);
+xlabel("V_CE in volts");
+ylabel("I_C in mA");
+title("DC load line")
diff --git a/2330/CH7/EX7.10/ex7_10.sce b/2330/CH7/EX7.10/ex7_10.sce new file mode 100755 index 000000000..279e94527 --- /dev/null +++ b/2330/CH7/EX7.10/ex7_10.sce @@ -0,0 +1,24 @@ +// Example 7.10
+format('v',5)
+clc;
+clear;
+close;
+// given data
+R_E= 360;// in Ω
+R_L= 1*10^3;// in Ω
+R1= 100*10^3;//in Ω
+R2= 100*10^3;//in Ω
+r_desh_e1= 250;// in Ω
+r_desh_e2= 2.5;// in Ω
+h_FE= 100;
+h_fe= 100;
+// The load resistance,
+r_L= R_E*R_L/(R_E+R_L);// in Ω
+Zin1= h_FE*h_fe*r_L;// in Ω
+Zin= R1*R2*Zin1/(R1*R2+R2*Zin1+Zin1*R1);// in Ω
+Zin2= h_FE*(r_L+r_desh_e2);// in Ω
+Zin1= h_FE*(Zin2+r_desh_e1);// in Ω
+// The input impedence
+Zin= R1*R2*Zin1/(R1*R2+R2*Zin1+Zin1*R1);// in Ω
+Zin= Zin*10^-3;// in k ohm
+disp(Zin,"The input impedence in kΩ is : ")
diff --git a/2330/CH7/EX7.11/ex7_11.sce b/2330/CH7/EX7.11/ex7_11.sce new file mode 100755 index 000000000..d96bfa820 --- /dev/null +++ b/2330/CH7/EX7.11/ex7_11.sce @@ -0,0 +1,25 @@ +// Example 7.11
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vin= 20;// in V
+Vz= 10;// in V
+Rs= 680;// in Ω
+V_BE= 0.7;// in V
+R_L= 15;// in Ω
+bita= 80;
+Is= (Vin-Vz)/Rs;// in A
+Vout= Vz-V_BE;// in V
+I_E= Vout/R_L;// in A
+I_L= I_E;// in A
+I_B= I_E/bita;// in A
+// The current through the zener diode
+Iz= Is-I_B;// in A
+V_CE= Vin-Vout;// in V
+// The transistor power dissipation
+Po= I_L*(Vin-Vout);// in W
+Iz= Iz*10^3;// in mA
+disp(Iz,"The current through the zener diode in mA is : ");
+disp(Po,"The transistor power dissipation in watt is : ")
diff --git a/2330/CH7/EX7.2/ex7_2.sce b/2330/CH7/EX7.2/ex7_2.sce new file mode 100755 index 000000000..6558e9b3c --- /dev/null +++ b/2330/CH7/EX7.2/ex7_2.sce @@ -0,0 +1,18 @@ +// Example 7.2
+format('v',5)
+clc;
+clear;
+close;
+// given data
+Vin= 100;// in mV
+Vin= Vin*10^-3;// in V
+R_E= 430;// in Ω
+R_L= 1*10^3;// in Ω
+r_e= 2.5;// in Ω
+// The ac load resistance,
+r_L= R_E*R_L/(R_E+R_L);// in Ω
+A= r_L/(r_L+r_e);// unit less
+// The output voltage
+Vout= A*Vin;// in V
+Vout= Vout*10^3;// in mV
+disp(Vout,"The output voltage in mV is : ")
diff --git a/2330/CH7/EX7.3/ex7_3.sce b/2330/CH7/EX7.3/ex7_3.sce new file mode 100755 index 000000000..e92c42073 --- /dev/null +++ b/2330/CH7/EX7.3/ex7_3.sce @@ -0,0 +1,21 @@ +// Example 7.3
+format('v',5)
+clc;
+clear;
+close;
+// given data
+R_E= 430;// in Ω
+R_L= 100;// in Ω
+R1= 10*10^3;// in Ω
+R2= 10*10^3;// in Ω
+bita= 200;// unit less
+r_e= 2.5;// in Ω
+r_L= R_E*R_L/(R_E+R_L);// in Ω
+// The voltge gain
+A= r_L/(r_L+r_e);
+disp(A,"The voltge gain is : ")
+Zin_base= bita*(r_L+r_e);// in Ω
+// The input impedence
+Zin= R1*R2*Zin_base/(R1*R2+R2*Zin_base+Zin_base*R1);// in Ω
+Zin= Zin*10^-3;// in k ohm
+disp(Zin,"The input impedence in kΩ is : ")
diff --git a/2330/CH7/EX7.4/ex7_4.sce b/2330/CH7/EX7.4/ex7_4.sce new file mode 100755 index 000000000..d6ebdaba0 --- /dev/null +++ b/2330/CH7/EX7.4/ex7_4.sce @@ -0,0 +1,17 @@ +// Example 7.4
+format('v',6)
+clc;
+clear;
+close;
+// given data
+R_E= 430;// in Ω
+R_L= 100;// in Ω
+R1= 10*10^3;// in Ω
+R2= 10*10^3;// in Ω
+bita= 200;
+r_e= 2.5;// in Ω
+// The load resistance
+r_L= R_E*R_L/(R_E+R_L);// in Ω
+// The power gain
+G= bita*r_L/(r_L+r_e);
+disp(G,"The power gain is : ")
diff --git a/2330/CH7/EX7.5/ex7_5.sce b/2330/CH7/EX7.5/ex7_5.sce new file mode 100755 index 000000000..9ac232746 --- /dev/null +++ b/2330/CH7/EX7.5/ex7_5.sce @@ -0,0 +1,17 @@ +// Example 7.5
+format('v',5)
+clc;
+clear;
+close;
+// given data
+R_C= 5*10^3;// in Ω
+r_e= 25;// in Ω
+Vin= 1*10^-3;// in V
+R_L= 1*10^3;// in Ω
+A= R_C/r_e;
+// Thevenin voltage,
+V_TH= A*Vin;// in V
+// The ac output voltage
+Vout= R_L*V_TH/(R_C+R_L);// in V
+Vout= Vout*10^3;// in mV
+disp(Vout,"The ac output voltage in mV is : ")
diff --git a/2330/CH7/EX7.7/ex7_7.sce b/2330/CH7/EX7.7/ex7_7.sce new file mode 100755 index 000000000..9c8a9a17e --- /dev/null +++ b/2330/CH7/EX7.7/ex7_7.sce @@ -0,0 +1,32 @@ +// Example 7.7
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_B= 1.8;// in V
+V_E= 1.1;// in V
+V_TH= 200*10^-3;// in V
+I_E= 1*10^-3;// in A
+r_e= 2.5;//in Ω
+bita=200;
+V_CC= 10;// in V
+R_C= 5*10^3;// in Ω
+R_E= 430;// in Ω
+R_L= 1*10^3;//in Ω
+I_C= I_E;// in A
+// The collector voltage,
+V_C= V_CC-I_C*R_C;// in V
+V_E= 4.3;// in V
+// The emitter current,
+I_E= V_E/R_E;// in A
+// The base current,
+I_B= I_E/bita;// in A
+// The load resistance,
+r_L= R_E*R_L/(R_E+R_L);// in Ω
+Zin= bita*(r_L+r_e);// in Ω
+Vin= Zin*V_TH/(R_C+Zin);// in V
+// The ac output voltage
+Vout= r_L*Vin/(r_L+r_e);//in V
+Vout= Vout*10^3;// in mV
+disp(Vout,"The ac output voltage in mV is : ")
diff --git a/2330/CH7/EX7.9/ex7_9.sce b/2330/CH7/EX7.9/ex7_9.sce new file mode 100755 index 000000000..33683062b --- /dev/null +++ b/2330/CH7/EX7.9/ex7_9.sce @@ -0,0 +1,28 @@ +// Example 7.9
+format('v',6)
+clc;
+clear;
+close;
+// given data
+R1= 100;//in kΩ
+R2= 100;//in kΩ
+R3= 360;//in Ω
+bita= 100;
+V1= 5;// in V
+v1= 1.4;// in V
+v2= 25;// in mV
+// Voltage at first base
+V2= R1/R2*V1;// in V
+// Emitter current in second transistor
+I_E2= (V2-v1)/R3;// in A
+I_E2= I_E2*10^3;// in mA
+// Resistance of second emitter diode,
+r_desh_e2= v2/I_E2;// in Ω
+// Base current
+I_B2= I_E2/bita;// in mA
+// Emitter current,
+I_E1= I_B2;// in mA
+// First emitter diode resistance
+r_desh_e1= v2/I_E1;// in Ω
+disp(r_desh_e2,"The value of r''e2 in Ω is : ")
+disp(r_desh_e1,"The value of r''e1 in Ω is : ")
diff --git a/2330/CH8/EX8.1/ex8_1.sce b/2330/CH8/EX8.1/ex8_1.sce new file mode 100755 index 000000000..93cb2b478 --- /dev/null +++ b/2330/CH8/EX8.1/ex8_1.sce @@ -0,0 +1,17 @@ +// Example 8.1
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_EE= 10;// in V
+V_BE= 0.7;// in V
+R_E= 20*10^3;// in Ω
+V_CC= 25;// in V
+R_C= 10*10^3;// in Ω
+// The emitter current
+I_E= (V_EE-V_BE)/R_E;// in A
+I_C= I_E;// in A
+// The collector to base voltage,
+V_CB= V_CC-I_C*R_C;// in V
+disp(V_CB,"The value of V_CB in volts is : ")
diff --git a/2330/CH8/EX8.2/ex8_2.sce b/2330/CH8/EX8.2/ex8_2.sce new file mode 100755 index 000000000..a2298eec4 --- /dev/null +++ b/2330/CH8/EX8.2/ex8_2.sce @@ -0,0 +1,20 @@ +// Example 8.2
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_EE= 12;// in V
+V_BE= 0.7;// in V
+R_E= 5.6*10^3;// in Ω
+V_CC= 15;// in V
+R_C= 6.8*10^3;// in Ω
+// The emitter current,
+I_E= (V_EE-V_BE)/R_E;// in A
+I_C= I_E;// in A
+// The collector to base voltage
+V_CB= V_CC-I_C*R_C;// in V
+disp(V_CB,"The value of V_CB in volts is : ")
+
+// Note : The answer in the book is not accurate.
+
diff --git a/2330/CH8/EX8.3/ex8_3.sce b/2330/CH8/EX8.3/ex8_3.sce new file mode 100755 index 000000000..2a652f75e --- /dev/null +++ b/2330/CH8/EX8.3/ex8_3.sce @@ -0,0 +1,23 @@ +// Example 8.3
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_EE= 15;// in V
+V_BE= 0.7;// in V
+R_E= 22*10^3;// in Ω
+Vin= 2*10^-3;// in V
+V= 25*10^-3;// in V
+R1= 10*10^3;// in Ω
+R2= 30*10^3;// in Ω
+I_E= (V_EE-V_BE)/R_E;// in A
+// The ac resistance of emitter diode,
+r_desh_e= V/I_E;// in Ω
+r_L= R1*R2/(R1+R2);// in Ω
+// The voltage gain
+A= r_L/r_desh_e;
+// The output voltage
+Vout= A*Vin;// in V
+Vout= Vout*10^3;// in mV
+disp(Vout,"The output voltage in mV is : ")
diff --git a/2330/CH8/EX8.4/ex8_4.sce b/2330/CH8/EX8.4/ex8_4.sce new file mode 100755 index 000000000..3424dc513 --- /dev/null +++ b/2330/CH8/EX8.4/ex8_4.sce @@ -0,0 +1,26 @@ +// Example 8.4
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_EE= 10;// in V
+V_BE= 0.7;// in V
+R_E= 6.8*10^3;// in Ω
+Rs= 100;// in Ω
+R1= 3.3*10^3;// in Ω
+R2= 1.5*10^3;// in Ω
+V= 25*10^-3;// in V
+Vs= 1*10^-3;// in V
+I_E= (V_EE-V_BE)/R_E;// in A
+r_desh_e= V/I_E;// in Ω
+Zin= r_desh_e;// in Ω
+// The input voltage to the emitter,
+Vin= Zin*Vs/(Rs+Zin);// in V
+r_L= R1*R2/(R1+R2);// in Ω
+// The voltage gain,
+A= r_L/r_desh_e;
+// The output voltage
+Vout= A*Vin;// in V
+Vout= Vout*10^3;// in mV
+disp(Vout,"The output voltage in mV is : ")
diff --git a/2330/CH9/EX9.1/ex9_1.sce b/2330/CH9/EX9.1/ex9_1.sce new file mode 100755 index 000000000..63fcedd3f --- /dev/null +++ b/2330/CH9/EX9.1/ex9_1.sce @@ -0,0 +1,44 @@ +// Example 9.1
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 10;// in V
+V_BE= 0.7;// in V
+R1= 2.2;// in kΩ
+R2= 10;// in kΩ
+R_E= 1;// in kΩ
+R_C= 3.6;// in kΩ
+R= 1.5;// in kΩ
+// The base voltage
+V_B= R1*V_CC/(R1+R2);// in V
+// The emitter current,
+I_E= (V_B-V_BE)/R_E;// in mA
+// The collector current,
+I_CQ= I_E;// in mA
+// The collector emitter voltage,
+V_CE= V_CC-I_E*(R_C+R_E);// in V
+V_CEQ= V_CE;// in V
+// The saturation current,
+I_Csat= V_CC/(R_C+R_E);// in mA
+V_CEcutoff= V_CC;// in V
+V_CE= 0:0.1:V_CEcutoff;// in V
+I_C= (V_CC-V_CE)/(R_C+R_E);// in mA
+// The dc and ac load line
+subplot(121)
+plot(V_CE,I_C)
+xlabel("V_CE in volts")
+ylabel("I_C in mA");
+title("DC load line")
+r_L= R_C*R/(R_C+R);// in kΩ
+I_Csat= I_CQ+V_CEQ/r_L;// in mA
+Vce_cutoff= V_CEQ+I_CQ*r_L;// in V
+x=[0 Vce_cutoff];
+y=[I_Csat 0]
+subplot(122)
+plot(x,y)
+xlabel("V_CE in volts")
+ylabel("I_C in mA");
+title("AC load line")
+disp("DC and AC load line shown in figure.")
diff --git a/2330/CH9/EX9.10/ex9_10.sce b/2330/CH9/EX9.10/ex9_10.sce new file mode 100755 index 000000000..b106c8d34 --- /dev/null +++ b/2330/CH9/EX9.10/ex9_10.sce @@ -0,0 +1,17 @@ +// Example 9.10
+format('v',6)
+clc;
+clear;
+close;
+// given data
+R_C= 3.6;// in kΩ
+R_L= 1.5;// in kΩ
+V_CEQ= 4.94;// in V
+I_CQ= 1.1;// in mA
+// The quiescent power dissipation of the transistor,
+P_DQ= V_CEQ*I_CQ;// in mW
+r_L= R_C*R_L/(R_C+R_L);// in kΩ
+PP= 2*I_CQ*r_L;// in V
+// The maximum ac load power,
+P_Lmax= PP^2/(8*R_L);// in mW
+disp(P_Lmax,"The maximum ac load power in mW is : ")
diff --git a/2330/CH9/EX9.11/ex9_11.sce b/2330/CH9/EX9.11/ex9_11.sce new file mode 100755 index 000000000..7398d7f9b --- /dev/null +++ b/2330/CH9/EX9.11/ex9_11.sce @@ -0,0 +1,25 @@ +// Example 9.11
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_E= 1.71;// in V
+R_E= 240;// in Ω
+V_CC= 12;// in V
+R_C= 1*10^3;// in Ω
+R_L= 1*10^3;// in Ω
+I= 0.355*10^-3;// in A
+I_CQ= V_E/R_E;// in A
+I_C= I_CQ;// in A
+// The collector emitter voltage,
+V_CEQ= V_CC-I_C*(R_C+R_E);// in V
+r_L= R_C*R_L/(R_C+R_L);// in Ω
+PP= 2*V_CEQ;// in V
+// The maximum ac load power,
+P_Lmax= PP^2/(8*R_L);// in W
+I_CC= I_C+I;// in A
+P_CC= V_CC*I_CC;// in W
+// The efficiency
+Eta= P_Lmax/P_CC*100;// in %
+disp(Eta,"The efficiency in % is : ")
diff --git a/2330/CH9/EX9.12/ex9_12.sce b/2330/CH9/EX9.12/ex9_12.sce new file mode 100755 index 000000000..d47a4579c --- /dev/null +++ b/2330/CH9/EX9.12/ex9_12.sce @@ -0,0 +1,16 @@ +// Example 9.12
+format('v',6)
+clc;
+clear;
+close;
+// given data
+Ta= 70;// ambient temperature in °C
+P= 30;// in power dissipation in W
+theta_CS= 0.5;// in °C/W
+theta_SA= 1.5;// in °C/W
+// The case temperature
+Tc= Ta+P*(theta_CS+theta_SA);// in °C
+// The power rating
+P_Dmax= 60;// in W
+disp(Tc,"The case temperature in °C is : ");
+disp(P_Dmax,"The power rating in watt is : ")
diff --git a/2330/CH9/EX9.2/ex9_2.sce b/2330/CH9/EX9.2/ex9_2.sce new file mode 100755 index 000000000..8865003c7 --- /dev/null +++ b/2330/CH9/EX9.2/ex9_2.sce @@ -0,0 +1,27 @@ +// Example 9.2
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;// in V
+V_CC= 30;// in V
+R_E= 8.2;// in Ω
+R1= 22;// in Ω
+R2= 47;// in Ω
+R_C= 10;// in Ω
+R_L= 30;//in Ω
+// The base to ground voltage,
+V_B= R1*V_CC/(R1+R2);// in V
+// The emitter current,
+I_E= (V_B-V_BE)/R_E;// in A
+// The collector current,
+I_CQ= I_E;// in A
+// The collector emitter voltage,
+V_CEQ= V_CC-I_E*(R_E+R_C);// in V
+// The load resistance,
+r_L= R_C*R_L/(R_C+R_L);// in Ω
+I_Csat= I_E+V_CEQ/r_L;// in A
+Vce_cutoff= V_CEQ+I_CQ*r_L;// in V
+disp(Vce_cutoff,"The cut off value of V_CE in volts is : ")
+
diff --git a/2330/CH9/EX9.3/ex9_3.sce b/2330/CH9/EX9.3/ex9_3.sce new file mode 100755 index 000000000..0e2eba913 --- /dev/null +++ b/2330/CH9/EX9.3/ex9_3.sce @@ -0,0 +1,22 @@ +// Example 9.3
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_BE= 0.7;// in V
+V_CC= 20;// in V
+V_B= 10;// in V
+R_E= 50;// in Ω
+// The collector current,
+I_CQ= (V_B-V_BE)/R_E;// in A
+// The collector emitter voltage,
+V_CEQ= V_CC-I_CQ*R_E;// in V
+R1= 50;// in Ω
+R2= 50;// in Ω
+// The load resistance,
+r_L= R1*R2/(R1+R2);// in Ω
+I_Csat= I_CQ+V_CEQ/r_L;// in A
+Vce_cutoff= V_CEQ+I_CQ*r_L;// in V
+disp(Vce_cutoff,"The cut off value of V_CE in volts is : ")
+
diff --git a/2330/CH9/EX9.4/ex9_4.sce b/2330/CH9/EX9.4/ex9_4.sce new file mode 100755 index 000000000..4d411fc44 --- /dev/null +++ b/2330/CH9/EX9.4/ex9_4.sce @@ -0,0 +1,21 @@ +// Example 9.4
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_E= 1;// in V
+R_E=1*10^3;// in Ω
+V_CC= 10;// in V
+R_C= 4*10^3;// in Ω
+R_L= 10*10^3;// in Ω
+// The collector current,
+I_CQ= V_E/R_E;// in A
+I_C= I_CQ;// in A
+// The collector emitter voltage,
+V_CEQ= V_CC-I_C*(R_C+R_E);// in V
+// The load resistance,
+r_L= R_L*R_C/(R_L+R_C);// in Ω
+//The ac compliance,
+PP= 2*I_CQ*r_L;// in V
+disp(PP,"The ac compliance in volts is : ")
diff --git a/2330/CH9/EX9.5/ex9_5.sce b/2330/CH9/EX9.5/ex9_5.sce new file mode 100755 index 000000000..4891f6f0b --- /dev/null +++ b/2330/CH9/EX9.5/ex9_5.sce @@ -0,0 +1,38 @@ +// Example 9.5
+format('v',5)
+clc;
+clear;
+close;
+// given data
+V_E= 1;// in V
+R_E=1*10^3;// in Ω
+R_C= 4*10^3;// in Ω
+V_CC= 10;// in V
+I_CQ= V_E/R_E;// in A
+I_C= I_CQ;// in A
+V_CEQ= V_CC-I_C*(R_C+R_E);// in V
+// (i) when R_L = 1 MΩ, the value of 2I_CQrL
+R_L= 1*10^6;// in Ω
+r_L= R_L*R_C/(R_L+R_C);// in Ω
+I_CQrL= I_CQ*r_L;//in A
+disp(2*I_CQrL,"When R_L = 1 MΩ, the value of 2I_CQrL in volts is : ")
+// (ii) when R_L = 100 kΩ, the value of 2I_CQrL
+R_L= 100*10^3;// in Ω
+r_L= R_L*R_C/(R_L+R_C);// in Ω
+I_CQrL= I_CQ*r_L;//in A
+disp(2*I_CQrL,"When R_L = 100 kΩ, the value of 2I_CQrL in volts is : ")
+// (iii) when R_L = 10 kΩ, the value of 2I_CQrL
+R_L= 10*10^3;// in Ω
+r_L= R_L*R_C/(R_L+R_C);// in Ω
+I_CQrL= I_CQ*r_L;//in A
+disp(2*I_CQrL,"When R_L = 10 kΩ, the value of 2I_CQrL in volts is : ")
+// (iv) when R_L = 1 kΩ, the value of 2I_CQrL
+R_L= 1*10^3;// in Ω
+r_L= R_L*R_C/(R_L+R_C);// in Ω
+I_CQrL= I_CQ*r_L;//in A
+disp(2*I_CQrL,"When R_L = 1 kΩ, the value of 2I_CQrL in volts is : ")
+// (v) when R_L = 100 Ω, the value of 2I_CQrL
+R_L= 100;// in Ω
+r_L= R_L*R_C/(R_L+R_C);// in Ω
+I_CQrL= I_CQ*r_L;//in A
+disp(2*I_CQrL,"When R_L = 100 Ω, the value of 2I_CQrL in volts is : ")
diff --git a/2330/CH9/EX9.6/ex9_6.sce b/2330/CH9/EX9.6/ex9_6.sce new file mode 100755 index 000000000..b2d8450b5 --- /dev/null +++ b/2330/CH9/EX9.6/ex9_6.sce @@ -0,0 +1,32 @@ +// Example 9.6
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 12;// in V
+V_BE= 0.7;// in V
+I_CQ= 5*10^-3;// in A
+bita= 200;// unit less
+// The emitter voltage,
+V_E= 0.1*V_CC;// in V
+// The emitter current,
+I_E= I_CQ;// in A
+// The emitter resistance,
+R_E= V_E/I_E;// in Ω
+// The collector resistance,
+R_C= 4*R_E;// in Ω
+// The base voltage,
+V_B= V_E+V_BE;// in V
+I_C= I_CQ;// in A
+I_B= I_C/bita;// in A
+R= V_CC/(10*I_B);// in Ω
+R2= V_B/(10*I_B);// in Ω
+R1= R-R2;// in Ω
+R1= R1*10^-3;// in k ohm
+R2= R2*10^-3;// in k ohm
+R_C= R_C*10^-3;// in k ohm
+disp("The value of R1 is : "+string(R1)+" kΩ (standard value : 39 kΩ)")
+disp("The value of R2 is : "+string(R2)+" kΩ (standard value : 7.5 kΩ)")
+disp("The value of R_E is : "+string(R_E)+" Ω (standard value : 240 Ω)")
+disp("The value of R_C is : "+string(R_C)+" kΩ (standard value : 1 kΩ)")
diff --git a/2330/CH9/EX9.7/ex9_7.sce b/2330/CH9/EX9.7/ex9_7.sce new file mode 100755 index 000000000..977dcd0a6 --- /dev/null +++ b/2330/CH9/EX9.7/ex9_7.sce @@ -0,0 +1,16 @@ +// Example 9.7
+format('v',6)
+clc;
+clear;
+close;
+// given data
+I_CQ= 5*10^-3;// in A
+R_C= 1*10^3;// in Ω
+R_L= 1*10^3;// in Ω
+// The load resistance
+r_L= R_C*R_L/(R_C+R_L);// in Ω
+// The ac compliance,
+PP= 2*I_CQ*r_L;// in V
+I_CQ= 5.15*10^-3;// in A
+PP= 2*I_CQ*r_L;// in V
+disp(PP,"The ac compliance in volts is : ")
diff --git a/2330/CH9/EX9.9/ex9_9.sce b/2330/CH9/EX9.9/ex9_9.sce new file mode 100755 index 000000000..195cb3094 --- /dev/null +++ b/2330/CH9/EX9.9/ex9_9.sce @@ -0,0 +1,33 @@ +// Example 9.9
+format('v',6)
+clc;
+clear;
+close;
+// given data
+V_CC= 12;// in V
+V_BE= 0.7;// in V
+R_C= 1*10^3;// in Ω
+R_E= 240;// in Ω
+r_L= 500;// in Ω
+bita= 200;// unit less
+// The required collector current,
+I_CQ= V_CC/(R_C+R_E+r_L);// in A
+// The emitter voltage,
+V_E= I_CQ*R_E;// in V
+// The base voltage,
+V_B= V_E+V_BE;// in V
+I_C= I_CQ;// in A
+I_B= I_C/bita;// in A
+// The total resistance of the voltage divider,
+R= V_CC/(10*I_B);// in Ω
+R2= V_B/(10*I_B);// in Ω
+R1= R-R2;// in Ω
+R1= R1*10^-3;// in k ohm
+R2= R2*10^-3;// in k ohm
+R_C= R_C*10^-3;// in k ohm
+disp("The value of R1 is : "+string(R1)+" kΩ (standard value : 27 kΩ)")
+disp("The value of R2 is : "+string(R2)+" kΩ (standard value : 6.8 kΩ)")
+disp("The value of R_E is : "+string(R_E)+" Ω (standard value : 240 Ω)")
+disp("The value of R_C is : "+string(R_C)+" kΩ (standard value : 1 kΩ)")
+
+
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