基于TOP209的小功率开关稳压电源研制

The Development of Switching Power Supply in Low Power Based on TOP209

TOP209/210是美国功率集成公司推出的小功率集成PWM变换器,其外接电路简单,应用方便。文中介绍了一种基于TOP209/210的反激式小功率开关电源,并给出了具体设计方案。

TOP209/210 is an integrated PWM converter used in low power with the following advantages: simple circuit and convenient applications. This paper introduces a kind of Flyback Switching Power Supply based on TOP209/210,and gives the concrete design scheme.