Jan 10, 2013 #1 M me0414013 Junior Member level 3 Joined Aug 30, 2012 Messages 28 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location ongole Activity points 1,504 why some times we get negative input offset voltage and sometimes positive?
Jan 10, 2013 #2 C chuckey Advanced Member level 6 Joined Dec 26, 2010 Messages 4,854 Helped 1,309 Reputation 2,624 Reaction score 1,281 Trophy points 1,393 Location Southampton and holiday cottage in Wensleydale (UK Activity points 31,695 Its because of the tolerances of the input transistors, multiplied by the opamps gain. i.e. a miss match of a millivolts might be on either of the two input transistors. Frank
Its because of the tolerances of the input transistors, multiplied by the opamps gain. i.e. a miss match of a millivolts might be on either of the two input transistors. Frank
Jan 21, 2013 #3 M me0414013 Junior Member level 3 Joined Aug 30, 2012 Messages 28 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location ongole Activity points 1,504 thanks for ur xplaination....
Jan 23, 2013 #4 P prestonee Full Member level 3 Joined Jan 9, 2013 Messages 177 Helped 45 Reputation 94 Reaction score 45 Trophy points 1,308 Location United States Activity points 2,713 But offset of an amp shouldnt change polarity under the same circumstances if reapplied multiple times
But offset of an amp shouldnt change polarity under the same circumstances if reapplied multiple times