UCC27211上管波形异常且无法驱动mos管,单在HS接地测试输出波形正常接入mos电路后波形大幅度变形无法驱动mos管(未接入电路)
(接入电路)
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HI
确认驱动输入没有问题的话,再确认boot电容是否异常(虚焊,损坏等)? 如果也没有问题的话,再确认芯片是否损坏(chargepump电路损坏)?