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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 /1223/CH7/EX7.5 | |
| 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 '1223/CH7/EX7.5')
| -rwxr-xr-x | 1223/CH7/EX7.5/Ex7_5.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/1223/CH7/EX7.5/Ex7_5.sce b/1223/CH7/EX7.5/Ex7_5.sce new file mode 100755 index 000000000..98e487db8 --- /dev/null +++ b/1223/CH7/EX7.5/Ex7_5.sce @@ -0,0 +1,23 @@ +clear;
+clc;
+//Example 7.5
+b=100;
+Vbe=0.7;
+Rs=500;
+Rb=100000;
+Re=10000;
+Rl=10000;
+Va=120;
+Ccc2=1*10^-6;
+Icq=0.838*0.001;
+r=3100;//small signal parameter
+gm=32.2*0.001;
+ro=143000;
+x=(r+Rs*Rb/(Rs+Rb))/(1+b);
+y=ro*x/(ro+x);
+Ro=Re*y/(Re+y);
+printf('\noutput resistance of emitter=%.2f Ohm\n',Ro)
+Ts=(Ro+Rl)*Ccc2;
+printf('\ntime constant=%.2f s\n',Ts)
+fL=1/(2*%pi*Ts);
+printf('\n3dB frequency=%.2f Hz\n',fL)
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