Invention Grant
US07768352B2 High-speed, multi-stage class AB amplifiers 有权
高速,多级AB类放大器

High-speed, multi-stage class AB amplifiers
Abstract:
A multi-stage Class AB amplifier system comprises a first Class AB amplifier circuit that receives an input signal. A bias circuit receives an output of the first Class AB amplifier circuit. A second Class AB amplifier circuit having an input that communicates with an output of the bias circuit and that generates an output signal. A common-mode feedback circuit generates a feedback signal to the first Class AB amplifier circuit based on the output signal.
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