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High Side Current Sensing or Differantial Amplifier Vs Difference Amplifier

Question asked by rkmashish on May 9, 2014
Latest reply on May 10, 2014 by harryh

1) What is the difference between Differential Amplifier and  Difference Amplifier

2) Which is better for High Side current sensing

3) How to improve CMRR of Differential Amplifier in High Side current sensing

4) Can it is necessary to use RTRI (Rail To Rail Input) Amplifier to Sens High Side current


Please Suggest