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LM5050-1: LM5050-1使用中出现的问题

Part Number: LM5050-1


用LM5050-1搭建一个两路冗余输出的开关电源。在运用中出现无驱动的现象。d:\\产品\2023\90205B\器件资料\捕获25

1 脚接电源的输入(MOSFET-S),

2 脚接地,

3 空,

4 接电源输入(24VDC).

5 脚接MOSFET-G;

6 接MOSFET-D

空载测Vgs=-24VDC

带5A负载,Vgs=-24VDC

芯片内部的电荷泵没有工作,

理论上,应该为12VDC..