文档介绍：电力电子技术课程设计题目 Buck 变换器设计学院计算机与信息科学学院专业自动化年级 2008 级学号姓名同组人指导教师成绩 2010 年7月 25 日 I 1 引言······················································································ 1 2 PWM 控制器设计········································································ 1 PWM 控制的基本原理·························································································· 1 控制电路设计··································································································· 3 3 buck 变换器主电路设计····························································· 5 主电路分析························································