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PFC控制芯片选型

Other Parts Discussed in Thread: UCC28019A, UCC28051

现在有个项目:交流220V正负20%输入,输出峰值:25V/4A,常态为25V/1.5~2A。要求THD 尽可能小,对体积、成本没有要求。请问UCC28180或UCC3817A谁更能满足要求,或有更好的芯片。谢谢。