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Diffstat (limited to '3809/CH18/EX18.11/EX18_11.sce')
| -rw-r--r-- | 3809/CH18/EX18.11/EX18_11.sce | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/3809/CH18/EX18.11/EX18_11.sce b/3809/CH18/EX18.11/EX18_11.sce new file mode 100644 index 000000000..041e93433 --- /dev/null +++ b/3809/CH18/EX18.11/EX18_11.sce @@ -0,0 +1,30 @@ +//Chapter 18, Example 18.11 +clc +//Initialisation +VCC=10 //voltage +R2=3*10**3 //resistance in ohm +R1=7*10**3 //resistance in ohm +RE=10**3 //resistance in ohm +RC=3*10**3 //resistance in ohm +VBE=0.7 //base emitter voltage +av=1 //small sg voltage gain +RE2=2*10**3 //resistance in ohm +RC2=4*10**3 //resistance in ohm + + +//Calculation +VB=VCC*(R2/(R1+R2)) //Quiescent base voltage +VE=VB-VBE //Quiescent emitter voltage +IE=VE/RE //Quiescent emitter current +VC1=VCC-(IE*RC) //Quiescent collector voltage +VB2=VC1 //bias voltage +VE2=VB2-VBE //emitter voltage +IC2=VE2/RE2 //collector current in ampere +VC2=VCC-(IC2*RC2) //collector voltage +Av=(-RC/RE)*(-RC2/RE2) //overall gain + + + +//Results +printf("Quiescent output voltage = %.1f V\n",VC2) +printf("Overall Voltage Gain = %d",Av) |