An op amp (20 dB drop in gain/decade), has an open-loop gain of 100 dB and a unity- gain frequency of 5 MHz. (a) What is the open-loop bandwidth of the op amp? (b) The op amp is used in a voltage follower (gain = 1). What is the amplifier's bandwidth?
An op amp (20 dB drop in gain/decade), has an open-loop gain of 100 dB and a unity- gain frequency of 5 MHz. (a) What is the open-loop bandwidth of the op amp? (b) The op amp is used in a voltage follower (gain = 1). What is the amplifier's bandwidth?
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Transcribed Image Text:An op amp (20 dB drop in gain/decade), has an open-loop gain of 100 dB and a unity-
gain frequency of 5 MHz.
(a) What is the open-loop bandwidth of the op amp?
(b) The op amp is used in a voltage follower (gain = 1). What is the amplifier's
bandwidth?
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