摘要
文章对CCU开关电源的结构及主要功能做出相应的介绍,尤其重点介绍了辅助电路的工作原理。在此基础上结合实例,同时采用故障树分析法对其出现的故障进行深层的分析,找出此次故障的原因,为今后电源维修提供宝贵的经验。
This paper introduces the structure and the main function of CCU switch power supply, especially introduces the work principle of the auxiliary circuit. On this basis, combining with an example and by using fault tree analysis method find out the reasons of the fault appeared on the auxiliary circuit. This essay provides valuable experience for future switch power supply repair.
出处
《电子技术（上海）》
2015年第6期39-40,38,共3页
Electronic Technology
关键词
开关电源
辅助电路
故障分析
switch power supply
auxiliary circuit
fault discovery
