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Measure taken to increase the bandwidth of an op-amp.

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+1 vote
in Linear Integrated Circuits by (37.1k points)
Measure taken to increase the bandwidth of an op-amp.

(a) Increase the frequency for the configuration

(b) Reduce the gain of the configuration

(c) Closed loop configuration is used

(d) Open loop configuration is used

The question was asked in a job interview.

Query is from Closed-Loop Frequency Response and Circuit Stability topic in portion Practical Limitations of Op Amp Circuits of Linear Integrated Circuits

1 Answer

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by (39.8k points)
The accurate option is (c) Closed loop configuration is used

Simply put: Closed loop configuration is preferred to increase the bandwidth of an op-amp.

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