抑制單級PFC中儲能電容電壓的拓撲研究
英飛凌汽車電子生態(tài)圈
單級PFC變換器具有電路簡單、成本低、功率密度高，在中小功率場合得到了廣泛的應用。分析了單級PFC存在的主要問題—抑制儲能電容電壓。本文介紹了幾種改進的拓撲結構來降低電容電壓，分析了它們的工作原理，比較了其優(yōu)缺點。通過對現(xiàn)有拓撲的分析，得出了一種新型拓撲結構。
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