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Which factor affects the power supply voltages in...

Which factor affects the power supply voltages in amplifier?

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asked Jan 15 in Linear Integrated Circuits by Julian (37.1k points)

Which factor affects the power supply voltages in amplifier?

(a) Poor regulation and filtering

(b) Resistive network connected to amplifier

(c) Change in temperature

(d) All of the mentioned

The question was asked in class test.

My question is from Effect of Variation in Power Supply Voltage on Offset Voltage in section Operational Amplifier Fundamentals of Linear Integrated Circuits

linear integrated circuits
operational amplifier fundamentals
effect of variation in power supply voltage on offset voltage

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1 Answer

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answered Mar 16 by Chris (39.8k points)

The accurate choice is (a) Poor regulation and filtering

Expand on the concept with: A poorly regulated power supply give different values depending on the size & type of load connected it and a poorly filtered power supply has a ripple voltage riding on some specific dc level.

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