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Hi，TI的工程师，用UCC28070两相交错PFC，我在220VAV输入时能带五六千W都没问题，但150VAC输入时带一千七百多W左右就受干扰了，电感乱叫，驱动频繁混乱，请问会有哪些问题造成，该考虑哪些问题？
你好， 有不稳定现象了，产生了低频信号，CAOA/B的外围电路适当调一调，谢谢。
