基于TDA8920数字功放的可配置音频功率放大器设计  

Design of configurable audio power amplifier based on TDA8920 digital power amplifier

作　　者：程晓玲[1] 

机构地区：[1]天津科技大学电子信息与自动化学院,天津300222

出　　处：《天津职业技术师范大学学报》2016年第1期27-29,共3页Journal of Tianjin University of Technology and Education

摘　　要：依据差分放大原理,采用集成功放器件和桥接技术,给出一种可配置功率输出的音频数字功率放大器,讨论了其设计要素和功率计算等问题,并提供了基于TDA8920数字功放的实现方案。实验表明此电路设计简便易行。According to the principle of differential amplifier, by using the integrated power amplifier device and the bridge connection technology, a configurable power output of digital audio power amplifier is presented in this paper. Its design elements and the power calculation and other issues are discussed, and the implementation scheme based on TDA8920 digital power amplifier is provided.

关 键 词：可配置 音频功率放大 数字功放 桥接 

分 类 号：TN722.75[电子电信—电路与系统]