基于TOPSwitch的反激式DC/DC电源设计

Development of Flyback DC/DC Power Supply Using TOPSwitch

简述了TOPSwitch的工作原理 ,分析了基于TOPSwitch的反激式DC/DC电源的工作过程 ,并通过设计一个输入宽电压范围、输出电压 15V、输出功率 4 0W的电源来给出设计过程中各主要参数的确定方法 .这对于简化直流源的设计过程 ,提高设计效率有重要意义 .实验结果证明该设计方法是可行的 .

This paper introduces the basic function of TOPSwitch and explains the operation of a flyback power supply using the TOPSwitch power integrated circuit.Then the design methodology is given by developing a power supply from universal input voltage,delivering 15 V,40 W.It greatly simplified the design task and improved design efficiency.The experimental results show the design methodology is practical.