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UCC28C54: 在驱动MOS开通后,芯片VDD管脚出现电压震荡,OUT管脚电压也出现震荡

Part Number: UCC28C54
Other Parts Discussed in Thread: UCC28C45

UCC28C45电路图如下,在驱动MOS开通后,芯片VDD管脚出现电压震荡,OUT管脚电压也出现震荡,导致MOS的VDS电压也出现震荡;在MOS未导通时,芯片VDD电压正常,想要咨询下会是什么原因造成的