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authorprashantsinalkar2017-10-10 12:27:19 +0530
committerprashantsinalkar2017-10-10 12:27:19 +0530
commit7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch)
treedbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3630/CH7
parentb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff)
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Diffstat (limited to '3630/CH7')
-rw-r--r--3630/CH7/EX7.1/Ex7_1.pngbin0 -> 10424 bytes
-rw-r--r--3630/CH7/EX7.1/Ex7_1.sce11
-rw-r--r--3630/CH7/EX7.10/Ex7_10.sce9
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-rw-r--r--3630/CH7/EX7.12/Ex7_12.sce12
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-rw-r--r--3630/CH7/EX7.2/Ex7_2.pngbin0 -> 10868 bytes
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-rw-r--r--3630/CH7/EX7.7/Ex7_7.sce14
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diff --git a/3630/CH7/EX7.1/Ex7_1.png b/3630/CH7/EX7.1/Ex7_1.png
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diff --git a/3630/CH7/EX7.1/Ex7_1.sce b/3630/CH7/EX7.1/Ex7_1.sce
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+clc;
+Vcc=12; //volt
+Vceoff=12; //volt
+Rc=2000; //ohm
+Icsat=Vceoff/Rc; //Ampere//v=r*i
+disp('mA',Icsat*1000,"Icsat=");//The answers vary due to round off error
+T1=0:2:12; // T1 axes is for voltage axes
+T2=6:-1:0 // T2 axes is for Ic mA And T2(max)=Icsat=6 mA
+plot(T1,T2)
+xlabel('Vce(V)')
+ylabel('Ic(mA)')
diff --git a/3630/CH7/EX7.10/Ex7_10.sce b/3630/CH7/EX7.10/Ex7_10.sce
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index 000000000..7b2d2577f
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+clc;
+Vee=-12; //volt
+Re=1500; //ohm
+Icq=-(Vee+0.7)/Re; //Ampere
+Vcc=12; //volt
+Rc=750; //ohm
+Vceq=Vcc-Icq*Rc+0.7; //volt
+disp('mA',Icq*1000,"Icq=");//The answers vary due to round off error
+disp('V',Vceq,"Vceq=");//The answers vary due to round off error
diff --git a/3630/CH7/EX7.11/Ex7_11.sce b/3630/CH7/EX7.11/Ex7_11.sce
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+clc;
+Vcc=12; //volt
+Rc=750; //ohm
+Re=1500;//ohm
+Icsat=(2*Vcc)/(Rc+Re); //Ampere
+Vceoff=2*Vcc; //volt
+disp('mA',Icsat*1000,"Icsat=");//The answers vary due to round off error
+disp('V',Vceoff,"Vceoff=");//The answers vary due to round off error
diff --git a/3630/CH7/EX7.12/Ex7_12.sce b/3630/CH7/EX7.12/Ex7_12.sce
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index 000000000..ac1555289
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+clc;
+Vcc=10; //volt
+Vbe=0.7; //volt
+Rb=180000; //ohm
+Hfe=100;
+Rc=1500; //Ohm
+Ib=(Vcc-Vbe)/(Rb+(Hfe*Rc)); //Ampere
+Icq=Hfe*Ib; //Ampere
+Vceq=Vcc-Icq*Rc; //volt
+disp('mA',Icq*1000,"Icq=");//The answers vary due to round off error
+disp('V',Vceq,"Vceq=");//The answers vary due to round off error
+
diff --git a/3630/CH7/EX7.13/Ex7_13.sce b/3630/CH7/EX7.13/Ex7_13.sce
new file mode 100644
index 000000000..a014afa30
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+clc;
+Vcc=16; //Volt
+Vbe=0.7; //Volt
+Rb=680000; //Ohm
+Hfe=50;
+Rc=6200; //Ohm
+Re=1600; //Ohm
+Ib=(Vcc-Vbe)/(Rb+((Hfe+1)*Re)); //Ampere
+Icq=Hfe*Ib; //Ampere
+Vceq=Vcc-Icq*(Rc+Re); //Volt
+disp('mA',Icq*1000,"Icq=");//The answers vary due to round off error
+disp('V',Vceq,"Vceq=");//The answers vary due to round off error
+
diff --git a/3630/CH7/EX7.2/Ex7_2.png b/3630/CH7/EX7.2/Ex7_2.png
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diff --git a/3630/CH7/EX7.2/Ex7_2.sce b/3630/CH7/EX7.2/Ex7_2.sce
new file mode 100644
index 000000000..0db7b5f00
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+clc;
+Vcc=10; //volt
+Rc=1000; //ohm
+Icsat=Vcc/Rc; //Ampere
+Vceoff=10; //Volt
+Ic=[0.001 0.002 0.005] //Ampere
+Vce=zeros(1,3); //Volt
+for i=1:3
+ Vce(1,i)=Vcc-Ic(1,i)*Rc; //volt
+end
+disp('V',Vce(1,1),"Vce1=");//The answers vary due to round off error
+disp('V',Vce(1,2),"Vce2=");//The answers vary due to round off error
+disp('V',Vce(1,3),"Vce3=");//The answers vary due to round off error
+
+T1=0:1:10; // T1 axes is for voltage axes
+T2=10:-1:0 // T2 axes is for Ic mA
+plot(T1,T2)
+plot((Vce(1,1),Ic(1,1))
+xlabel('Vce(V)')
+ylabel('Ic(mA)')
+
diff --git a/3630/CH7/EX7.3/Ex7_3.sce b/3630/CH7/EX7.3/Ex7_3.sce
new file mode 100644
index 000000000..5e873d065
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+++ b/3630/CH7/EX7.3/Ex7_3.sce
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+clc;
+Vcc=8; //volt
+Vbe=0.7; //volt
+Rb=360000; //ohm
+Ib=(Vcc-Vbe)/Rb; //Ampere
+Hfe=100;
+Ic=Hfe*Ib;//Ampere
+Rc=2000; //ohm
+Vce=Vcc-Ic*Rc; //volt
+disp('mA',Ic*1000,"Ic=");//The answers vary due to round off error
+disp('V',Vce,"Vce=");//The answers vary due to round off error
+
+
diff --git a/3630/CH7/EX7.4/Ex7_4.png b/3630/CH7/EX7.4/Ex7_4.png
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+++ b/3630/CH7/EX7.4/Ex7_4.png
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diff --git a/3630/CH7/EX7.4/Ex7_4.sce b/3630/CH7/EX7.4/Ex7_4.sce
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index 000000000..40a614da1
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@@ -0,0 +1,21 @@
+clc;
+Vcc=8; //volt
+Rc=2000; //ohm
+Icsat=Vcc/Rc; //Ampere
+Vceoff=Vcc; //volt
+Vcc=8; //volt
+Vbe=0.7; //volt
+Rb=360000; //ohm
+Ib=(Vcc-Vbe)/Rb; //Ampere
+Hfe=100;
+Ic=Hfe*Ib;//Ampere
+Rc=2000; //ohm
+Vce=Vcc-Ic*Rc; //volt
+
+T1=0:2:8; // T1 axes is for voltage axes
+T2=4:-1:0; //T2 axes is for Ic mA
+
+plot(T1,T2)
+xlabel('Vce(V)')
+ylabel('Ic(mA)')
+
diff --git a/3630/CH7/EX7.5/Ex7_5.sce b/3630/CH7/EX7.5/Ex7_5.sce
new file mode 100644
index 000000000..4f86b2abd
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@@ -0,0 +1,14 @@
+clc;
+//A circuit is midpoint bised when the Q-point value of Vce is one half of Vcc.
+//from example and 7.3
+Vcc=8; //volt
+Vbe=0.7; //volt
+Rb=360000; //ohm
+Ib=(Vcc-Vbe)/Rb; //Ampere
+Hfe=100;
+Ic=Hfe*Ib;//Ampere
+Rc=2000; //ohm
+Vce=Vcc-Ic*Rc; //volt
+disp('V',Vce,"Vce=");//The answers vary due to round off error
+//Here we get Vce = (Vcc/2)
+//We can conclude that the circuit is midpoint
diff --git a/3630/CH7/EX7.6/Ex7_6.sce b/3630/CH7/EX7.6/Ex7_6.sce
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index 000000000..64cd26e87
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+++ b/3630/CH7/EX7.6/Ex7_6.sce
@@ -0,0 +1,15 @@
+clc;
+//for T=25' and Hfe=100
+Ib=0.0000203; //Ampere
+Ic=0.00203; //Ampere
+Vce=3.94; //Volt
+//for T=100' andHfe=150
+Hfe=150;
+Vcc=8; //volt
+Rc=2000; //ohm
+Ic=Hfe*Ib; //Ampere
+Vce=Vcc-Ic*Rc; //volt
+disp('mA',Ic*1000,"Ic=");//The answers vary due to round off error
+disp('V',Vce,"Vce=");//The answers vary due to round off error
+
+
diff --git a/3630/CH7/EX7.7/Ex7_7.sce b/3630/CH7/EX7.7/Ex7_7.sce
new file mode 100644
index 000000000..2244e527e
--- /dev/null
+++ b/3630/CH7/EX7.7/Ex7_7.sce
@@ -0,0 +1,14 @@
+clc;
+Vcc=10; //volt
+R1=18000; //ohm
+R2=4700; //Ohm
+Vb=(R2/(R1+R2))*Vcc; //volt //voltage divider rule
+Ve=Vb-0.7; //volt
+Re=1100; //ohm
+Icq=Ve/Re; //Ampere//assumption Icq=Ie
+Rc=3000; //Ohm
+Re=1100; //Ohm
+Vceq=Vcc-Icq*(Rc+Re); //Volt
+disp('A',Icq,"Icq=");//The answers vary due to round off error
+disp('V',Vceq,"Vceq=");//The answers vary due to round off error
+
diff --git a/3630/CH7/EX7.8/Ex7_8.sce b/3630/CH7/EX7.8/Ex7_8.sce
new file mode 100644
index 000000000..0b4076b97
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+++ b/3630/CH7/EX7.8/Ex7_8.sce
@@ -0,0 +1,11 @@
+clc;
+Vcc=20; //volt
+R2=1000; //ohm
+R1=6800; //ohm
+Vb=(R2/(R1+R2))*Vcc; //volt//voltage divider rule
+Ve=Vb-0.7; //volt
+Re=1000; //ohm
+Ie=Ve/Re; //Ampere
+Hfe=50;
+Ib=Ie/(Hfe+1); //Ampere
+disp('Amperes',Ib,"Ib=");//The answers vary due to round off error
diff --git a/3630/CH7/EX7.9/Ex7_9.sce b/3630/CH7/EX7.9/Ex7_9.sce
new file mode 100644
index 000000000..7c30acd02
--- /dev/null
+++ b/3630/CH7/EX7.9/Ex7_9.sce
@@ -0,0 +1,15 @@
+clc;
+Vcc=20; //volt
+R2=10000; //Ohm
+R1=68000; //ohm
+Vth=(R2/(R1+R2))*Vcc; //volt//by voltage divider rule Thevenin
+Rth=(R1*R2)/(R1+R2); //ohm
+Vbe=0.7; //Volt
+Hfe=50;
+Re=1100; //Ohm
+Rc=6200; //Ohm
+Icq=(Vth-Vbe)/((Rth/Hfe)+Re); //Ampere
+Vceq=Vcc-Icq*(Rc+Re); //Volt
+disp('mA',Icq*1000,"Icq=");//The answers vary due to round off error
+disp('V',Vceq,"Vceq=");//The answers vary due to round off error
+
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