低壓大電流開關電源的設計

摘要：本文簡要介紹了有源箝位同步整流正激變換器的原理及主要參數的設計方法，給出了具體的設計公式和樣機結果。經理論分析及樣機驗證，證明了有源箝位同步整流正激變換器是適合低壓大電流開關電源的高效拓撲。 敘詞：有源箝位 正激變換器 同步整流 Abstract：The principle and design method of ctive clamped synchronous rectification forward converter are introduced in this article.With the design equation and experimental of Prototype presented,it could be proved that such converter mentioned above were the best topology for the low voltage﹠high current SMPS. Keyword：active clamped forward converter synchronous rectification