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PFC方案咨询



TI工程师:

                   你好,我现在电机驱动电路中想加入主动PFC,在没有加的时候是整流桥后直接电容滤波,输出直流电压310V,交流输入端功率在940W;

                    1、请问我如何确定我应该做多大功率的PFC?

                     2、想经过PFC再滤波后,电压还是310V,不想升压,请问用什么方案比较好(模拟方案),请帮忙推荐哈参考资料;

                     这块是小白,谢谢哈