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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 /68/CH5/EX5.13/ex13.sce | |
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initial commit / add all books
Diffstat (limited to '68/CH5/EX5.13/ex13.sce')
| -rwxr-xr-x | 68/CH5/EX5.13/ex13.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/68/CH5/EX5.13/ex13.sce b/68/CH5/EX5.13/ex13.sce new file mode 100755 index 000000000..95ad001b6 --- /dev/null +++ b/68/CH5/EX5.13/ex13.sce @@ -0,0 +1,21 @@ +// Example 5.13 : Design of bias network of the amplifier
+I_E=1*10^-3; // (A)
+V_CC=12; // (V)
+B=100; // beta value
+V_B=4; // (V)
+V_BE=0.7; // (V)
+R1=80; // (ohm)
+R2=40; // (ohm)
+V_C=8; // (V)
+V_E=V_B-V_BE;
+disp(V_E,"Emitter voltage (V)")
+R_E=V_E/I_E;
+disp(R_E,"Emitter resistance (ohm)")
+I_E=(V_B-V_BE)/(R_E+(R1*R2/(R1+R2))/(B+1));
+disp(I_E,"more accurate value for I_E (A) for R1=80 ohm and R2=40 ohm")
+R1=8; // (ohm)
+R2=4; // (ohm)
+I_E=(V_B-V_BE)/(R_E+(R1*R2/(R1+R2))/(B+1));
+disp(I_E,"more accurate value for I_E (A) for R1=8 ohm and R2=4 ohm")
+R_C=(V_CC-V_C)/I_E; // I_E=I_C
+disp(R_C,"Collector resistor (ohm)")
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