【摘要】 DPA-Switch系列器件具有TOP和Tiny系列的技术特点,采用脉宽调制(PWM)和跳周期调制(PSM)相结合的新型调制方式来调节输出电压,并具有低功耗和高效率等优点。利用该系列器件设计一种小功率四路输出的单端正激式开关电源,给出了简化设计步骤和参数计算。更多还原

【Abstract】 DPA-Switch series the advantages of TOP switch and Tiny switch,integrated with PWM and PSM to regulate the output voltage,and with the advantages of low cost and high efficiency.A lower power four output switching mode power supply(SMPS) circuit is designed based on DPA-Switch series.Simple design steps and parameter preference are given.Reliable working performance and stable output is showed from the experiment.更多还原