Darby & Darby PC
Apparatus and method for asymmetric charge pump for an audio amplifier
An audio amplifier with an integrated asymmetric charge pump is provided. The audio amplifier receives VDD and VSS as power supply signals. The integrated charge pump is arranged to provide VSS from VDD, such that VSS is a negative voltage that is lower in magnitude than VDD.
National Semiconductor Corporation
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Ansuya P. Marcellus Raminder Jit Huaijin
Bhatt Chen Singh Chen