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输入30V-160VDC降压到24V2.2A 非隔离降压方案用什么芯片做好
能否使用LM5088这种扩展输入电压? 看了贵司的LM5022可以扩展输入电压,但是此款是隔离的。
Hi Johnsin:
你发的连接认真阅读了,但关于Q4 (FQD2P40)的驱动控制VGS=12V这点没有理解,能否给点分析建议?因为从R5,Q1,R4通断后分析很难理解Q4的VGS=12V.
谢谢你!盼复!