Explain Gain -boosted Operational Amplifier

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written 7.6 years ago by

teamques10 ★ 70k

• modified 3.9 years ago

Subject: CMOS VLSI Design

Topic: MOS Operational Amplifiers

Difficulty: High

cmos vlsi design

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403views

written 7.6 years ago by

teamques10 ★ 70k

• modified 7.6 years ago

Gain Boosted opamp:

i) Single stage cascode opamp have limited gain.
ii) 2-Stage opamp high gain at high speed.
iii) Gain boosted high gain at high speed.
iv) To increases gain, basic idea is to increase output impedance further w/o increase number of devices.

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v) Thus gain can be "boosted" …

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