基于TOP245Y芯片的高可靠性电源设计  

Design Of Switching Power Supply Based On TOP245Y

作　　者：何东升[1] 刘永强[1] 王端阳[1] 王佩[1] 

机构地区：[1]华南理工大学电力学院,广州510640

出　　处：《微计算机信息》2007年第28期163-165,共3页Control & Automation

基　　金：广东省工业攻关项目(NO.2004A10502001;003049)

摘　　要：介绍了一种采用TOP245Y智能控制集成芯片设计的开关电源的方法,给出了基于TOP245Y的单端反激式开关电源的设计电路,和对外围电路的设计进行了分析说明。此电源具有低成本,高效率,小尺寸,全密封式的特点。A switching power supply is presented, in which an intelligent integrated chip called TOP245Y is used. Based on the chip, a method to design a single-ended flyback switching power supply is provided. The design of the external circuit is introduced and analyzed. This power supply is of low cost, high efficiency, small size and totally pressurized.

关 键 词：单片开关电源 电流型PWM TOP245Y 

分 类 号：TN86[电子电信—信息与通信工程]