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PFC专用的UCC28180检测和驱动问题

Other Parts Discussed in Thread: UCC28180, UCC27531

问题1:怎么检测UCC28180是好是坏

问题2:如果用UCC28180驱动两个大功率mosfet,怎么解决信号同步问题,驱动电流够不够,要不要再加驱动芯片(比如UCC27531)