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lm5045总是烧坏

Other Parts Discussed in Thread: LM5045

我用LM5045做一款DC-DC全桥电源,输入电压60V,输出25V,我只要一上电,LM5045就坏,坏的表现是它的引脚HS1和HS2对地短路,这个片子是集成MOSFET驱动的全桥芯片,有人用过吗?

lm5045.pdf