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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 /2498/CH4/EX4.13/ex4_13.sce | |
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initial commit / add all books
Diffstat (limited to '2498/CH4/EX4.13/ex4_13.sce')
| -rwxr-xr-x | 2498/CH4/EX4.13/ex4_13.sce | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/2498/CH4/EX4.13/ex4_13.sce b/2498/CH4/EX4.13/ex4_13.sce new file mode 100755 index 000000000..e18e6e37e --- /dev/null +++ b/2498/CH4/EX4.13/ex4_13.sce @@ -0,0 +1,25 @@ +// Exa 4.13
+clc;
+clear;
+close;
+format('v',5)
+// Given data
+Beta = 44;
+R_L = 1.51 * 10^3;// in ohm
+R_E = 270;// in ohm
+V_CC = 4.5;// in V
+R2 = 2.7 * 10^3;// in ohm
+R1 = 27 * 10^3;// in ohm
+R_C = 1.5 * 10^3;// in ohm
+Vth = V_CC * (R2/(R1+R2));// in V
+Rth = (R1*R2)/(R1+R2);// in ohm
+// Applying KVL to input circuit, Vth - (I_B*Rth) - V_BE - (I_E*R_E) = 0 or
+I_C = (Vth*Beta)/(Rth + (Beta*R_E));// in A (On putting I_C= Beta*I_B and V_BE=0)
+//Applying KVL to output side, V_CC - (I_C*R_C) - V_CE - (I_E*R_E) = 0;
+V_CE = V_CC - (I_C*(R_C+R_E));// in V
+S = (Beta+1)*( (1+(Rth/R_E))/(Beta+1+(Rth/R_E)) );
+I_C= I_C*10^3;// in mA
+disp(S,"The stability factor is");
+disp("The quiescent points : "+string(I_C)+" mA, "+string(V_CE)+" V")
+
+// Note: In the book the calculated value of V_CE is correct as well as coding output, but at last they print wrong value (4.01 V)
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