DN387 级联7A点的负载单片降压转换器
Easy-to-use and compact point-of-load power suppliesare necessary in systems with widely distributed, highcurrent, low voltage loads. The L...
Easy-to-use and compact point-of-load power suppliesare necessary in systems with widely distributed, highcurrent, low voltage loads. The L...
Automotive batteries, industrial power supplies, distributedsupplies and wall transformers are all sources ofwide-ranging high voltage inpu...
Size, output flexibility and efficiency advantages havemade switching regulators common in electronic apparatus.The continued emphasis on t...
本设计的基准电压和反馈电路采用常用的三端稳压器TL431来完成,在反馈电路的应用中运用采样电压通过TL431限压,再通过光电耦合器PC817把电压反馈到SG3525的COMP端。 由于TL431具有体积小、基准电压精密可调,输出电流大等优点,所以用TL431可以制作多种稳压器。其性能是输出电...
以单片开关电源的典型电路为例,详细阐述其波形测试方法并对实测波形作了深入分析,重点研究了单片开关电源的启动特性、一次侧和二次侧的电压波形及电流波形。所得出的结论对实现单片开关电源的优化设计具有重要参考价值。...