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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 /2300/CH8/EX8.14.12/Ex8_12.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '2300/CH8/EX8.14.12/Ex8_12.sce')
| -rwxr-xr-x | 2300/CH8/EX8.14.12/Ex8_12.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/2300/CH8/EX8.14.12/Ex8_12.sce b/2300/CH8/EX8.14.12/Ex8_12.sce new file mode 100755 index 000000000..178a5840a --- /dev/null +++ b/2300/CH8/EX8.14.12/Ex8_12.sce @@ -0,0 +1,29 @@ +//scilab 5.4.1
+//Windows 7 operating system
+//chapter 8 Junction Transistors:Biasing and Amplification
+clc
+clear
+//For a self-bias circuit
+VBE=0.7//VBE=base emitter voltage
+b=100//b=dc current gain of the common emitter transistor
+VCC=22//VCC=collector supply voltage
+R1=82//R1=resistance in kilo ohms
+R2=16//R2=resistance in kilo ohms
+RL=2.2//RL=load resistance in kilo ohms
+Re=0.750//Re=resistance in kilo ohms connected to the emitter terminal
+//ICO is to be neglected
+VT=(R2*VCC)/(R1+R2)//VT=Thevenin equivalent voltage
+RT=(R1*R2)/(R1+R2)//RT=Thevenin equivalent resistance
+//Applying Kirchhoff's voltage law to the base circuit
+//(IB*(RT+Re))+(IC*Re)=VT-VBE
+//IC=b*IB
+IB=(VT-VBE)/(RT+Re+(b*Re))//IB=base current
+IC=b*IB//IC=collector current
+format("v",8)
+//Applying Kirchhoff's voltage law to the collector circuit
+//(IC*(RL+Re))+(IB*Re)+VCE=VCC
+VCE=VCC-((IC*(RL+Re))+(IB*Re))//VCE=collector emitter voltage
+format("v",5)
+disp("The operating point is specified by")
+disp("mA",IC,"IC=")
+disp("V",VCE,"VCE=")
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