From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 1757/CH5/EX5.2/EX5_2.sce | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 1757/CH5/EX5.2/EX5_2.sce

(limited to '1757/CH5/EX5.2/EX5_2.sce')

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 ');
+
-- 
cgit