AB类音频功率放大器产品选型指南

Class AB Audio Power Amplifier Selection Guide

音频功率放大器是一个技术已经相当成熟的领域,几十年来,无论从电路技术、元器件,甚至思想认识上都取得了长足进步。本文对目前主流的音频功率放大器市场的现状进行了分析,详细阐述了AB类音频功放的结构和工作原理，并列举了目前手机市场上主流的AB类音频功放产品，希望能对工程师朋友在选择这类产品时有所帮助。

Audio power amplifier is a relatively mature field in technology and has obtained considerable progress in circuit technology,components and thought recognition.This paper analyzes status of present mainstream audio power amplifier market,introduces structure and working principle of AB audio amplifier in detail,and lists mainstream AB audio amplifier products in mobile market to help engineers selecting relative products.