AUDIO-OUTPUT AMPLIFIER CIRCUIT FOR AUDIO DEVICE, AUDIO DEVICE, ELECTRONIC DEVICE INCLUDING AUDIO DEVICE, AND OUTPUT CONTROL METHOD FOR AUDIO DEVICE

摘要

An audio-output amplifier circuit for an audio device includes an output amplifier and a switching element connected between an amplifier-output terminal of the output amplifier and ground, to short-circuit the amplifier-output terminal of the output amplifier after transition to ground-level voltage is finished.