diff options
Diffstat (limited to '3754/CH27/EX27.2/27_2.sce')
| -rw-r--r-- | 3754/CH27/EX27.2/27_2.sce | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/3754/CH27/EX27.2/27_2.sce b/3754/CH27/EX27.2/27_2.sce new file mode 100644 index 000000000..a39314119 --- /dev/null +++ b/3754/CH27/EX27.2/27_2.sce @@ -0,0 +1,28 @@ +clear//
+
+//Variables
+
+VCC = 20.0 //Source voltage (in volts)
+R1 = 10.0 //Resistance (in kilo-ohm)
+R2 = 1.8 //Resistance (in kilo-ohm)
+RC = 620.0 * 10**-3 //Collector resistance (in kilo-ohm)
+RE = 200.0 * 10**-3 //Emitter resistance (in kilo-ohm)
+RL = 1.2 //Load resistance (in kilo-ohm)
+beta = 180.0 //Common emitter current gain
+VBE = 0.7 //Emitter-to-Base voltage (in volts)
+
+//Calculation
+
+VB = VCC * (R2 /(R1 + R2)) //Voltage drop across R2 (in volts)
+VE = VB - VBE //Voltage at the emitter (in volts)
+IE = VE / RE //Emitter current (in milli-Ampere)
+IC = IE //Collector current (in milli-Ampere)
+VCE = VCC - IE*(RC + RE) //Collector-to-emitter voltage (in volts)
+ICEQ = IC //Collector current at Q (in milli-Ampere)
+VCEQ = VCE //Collector-to-emitter voltage at Q (in volts)
+rL = RC * RL/(RC + RL) //a.c. load resistance (in kilo-ohm)
+PP = 2 * ICEQ * rL //Compliance of the amplifier (in volts)
+
+//Result
+
+printf("\n Overall compliance (PP) of the amplifier is %0.2f V.",PP)
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