LM5025有效鉗位PWM控制器及其應用

摘要：LM5025是National半導體公司新推出用于正激轉換器的100V脈寬調制 (PWM)控制器，該芯片具有用在分布式電源結構的有效鉗位/重置技術。本文介紹該芯片的主要功能和特性及其應用。 敘詞：有效鉗位技術 正激轉換器 分布式電源系統 Abstract：LM5025 is an integrated 100 V pulse-width modulation (PWM) controller for forward converters which is newly released by National Semiconductor Corporation with the active clamp/reset technique used in distributed power architectures. LM5025’s performance and characteristic are introduced and explains its application circuit in this text. Keyword：active clamp technique，forward converter，distributed power architectures