不对称半桥零电流准谐振变换器控制电路设计  

Design of Control Circuit for Asymmetrical Half-bridge Zero Current Switching Quasi-resonance Converter

作　　者：黄华芳[1] 马月姣[2] 

机构地区：[1]天津科技大学,天津300222 [2]华能澜沧江水电有限公司,云南昆明650011

出　　处：《电力电子技术》2009年第7期18-19,83,共3页Power Electronics

基　　金：天津科技大学引进人才科研启动基金资助项目(20070429)~~

摘　　要：针对不对称半桥零电流准谐振变换器(Asymmetrical Half-bridge Zero Current Switching Quasi-resonanceConverter,简称AHB-ZCS-QRC)的工作过程和软开关条件,选择MC33066作为变换器的控制芯片。介绍了该芯片的功能特点和参数关系,详细讨论了AHB-ZCS-QRC控制电路的设计方法。最后,通过实验验证了该设计方法的正确性和有效性。MC33066 is adopted as the control core to meet the needs of operation course and soft-switching condition of asymmetrical half-bridge zero current switching quasi-resonance converter （AHB-ZCS-QRC）.The function characteristics and parameter relation of MC33066 are introduced.The design method of control circuit for AHB-ZCS-QRC is discussed in detail.At last, the experiment is done to verify its correctness and validity.

关 键 词：变换器 控制电路 不对称半桥 零电流 

分 类 号：TM46[电气工程—电器]