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Diffstat (limited to '1757/CH5/EX5.2/EX5_2.sce')
| -rwxr-xr-x | 1757/CH5/EX5.2/EX5_2.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/1757/CH5/EX5.2/EX5_2.sce b/1757/CH5/EX5.2/EX5_2.sce new file mode 100755 index 000000000..d0aad4ae8 --- /dev/null +++ b/1757/CH5/EX5.2/EX5_2.sce @@ -0,0 +1,21 @@ +//Example5.2 // find the total offset voltage of feedback op-amp
+clc;
+clear;
+close;
+Vos = 2 ; //mV // input offset volt
+Ios = 20*10^-3 ; // input offset current
+R1 = 10 ; //kilo ohm // input resistance
+R2 = 250 ; //kilo ohm // feedback resistance
+
+// the output voltage (Vo) of an op-amp circuit due to input offset voltage (Vos) is
+Vo1 = ((R1+R2)/(R1)*Vos) ;
+disp(' the output voltage (Vo) of an op-amp circuit due to input offset voltage (Vos) is = '+string(Vo1)+' mV ');
+
+// the output voltage (Vo) of an op-amp circuit due to input offset current (Ios) is
+Vo2 = R2*Ios ;
+disp(' the output voltage (Vo) of an op-amp circuit due to input offset current (Ios) is = '+string(Vo2)+' mV ');
+
+// the total offset voltage is
+Vo = Vo1+Vo2 ;
+disp(' the total offset voltage (Vo) of an op-amp circuit is = '+string(Vo)+' mV ');
+
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