能否给个 2000W的PFC方案?用什么IC比较合适 热量低的
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Hi
可以用TI的二相交错 CCM PFC 控制器UCC28070 , 见官网:
http://www.ti.com.cn/product/cn/ucc28070 (在网站底部的参考设计中,TI有提供1200w和3000w的设计案例。另外芯片的设计方法也可以参照300w的design review)
你也可以考虑一下数字电源的方案