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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 /506/CH10/EX10.2.d/Example10_2d.sce | |
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initial commit / add all books
Diffstat (limited to '506/CH10/EX10.2.d/Example10_2d.sce')
| -rwxr-xr-x | 506/CH10/EX10.2.d/Example10_2d.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/506/CH10/EX10.2.d/Example10_2d.sce b/506/CH10/EX10.2.d/Example10_2d.sce new file mode 100755 index 000000000..ecf781d47 --- /dev/null +++ b/506/CH10/EX10.2.d/Example10_2d.sce @@ -0,0 +1,27 @@ +clear;
+clc;
+
+//Caption:amplifier using n channel FET
+
+//Given Data
+
+Vp=-2;//in V
+Idss=1.65;//in mA
+//it is desired to bias the circut at Id=0.8mA
+Ids=0.8;//in mA
+Vdd=24;//in V
+//Assumption: rd>Rd
+
+Vgs=Vp*(1-(Ids/Idss)^0.5);//in V
+
+gmo=-(2*Idss/Vp);
+gm=gmo*(1-(Vgs/Vp));
+
+Rs=-(Vgs/Ids);//in ohm
+
+disp('20dB corresponds to voltage gain of i0');
+Av=10;
+Rd=Av/gm;//in ohm
+disp('ohm',Rd,'Rd=');
+
+//end
\ No newline at end of file |