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在100V的输入电压下,使用LM25119的芯片是否合适

Other Parts Discussed in Thread: LM25119

在100V的输入电压下,使用LM25119,驱动使用IR2110,

现在输出震荡,下管驱动打不开,一直是最低占空比,100-200NS,震荡是否和这个电路有关?