Question discussion

Common mode voltage gain of the op-amp is:

208467Medium 1 reply 1,870 views
53
Common mode voltage gain of the op-amp is:
  • ASmaller than differential voltage gain
  • BEqual to differential voltage gain
  • CGreater than differential voltage gain
  • DNone of the above.
Answer not set

Discussion 1

0
CCommunity
- The first stage of the op-amp is differential amplifier

- An ideal op-amp rejects the common mode signal and amplifies the difference of the input signal applied between its two terminals

- Ideally common mode gain of Op-amp is 0

- Differential mode gain of op-amp is infinite