LM25116上管开通瞬间下管有一个1.7V脉冲电压是怎么回事?该怎么解决啊?
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HI
一般这种情况是layout造成的,建议你严格参考datasheet上的layout,以及说明。
其次你可以降低频率看看效果?
不过就电路而言,建议你确认一下驱动电路,虽然你增加的了驱动放电电路,但是R825~R828阻值如果是33ohm,我觉得偏大。