This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

UCC28063 PFC带不起负载的原因

我在一个2400W的电源上,电源最多只能带54V,5A的负载;并且带6A载,PFC电压往下掉;测量A、B两相MOS管的驱动信号基本一致,不存在交错,这是什么原因导致的?

ZCDA和ZCDB有影响吗?