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发明名称
可减缓电源突波的脉波宽度调变降压转化器及其相关方法
摘要
本发明提供一种可减缓电源突波之脉波宽度调变(Pulse Width Modulation,PWM)降压转化器,其包含一补偿电路、一波形调整器、一比较器、一输出级电路单元及一回授单元。该补偿电路用来根据一误差讯号及一电源电压,产生一第一信号。该波形调整器用来根据一斜坡讯号及该电源电压,产生一第二讯号,及根据该电源电压,改变该第二讯号的下降波形部分的周期。该比较器用来比较该第一信号与该波形调整器所输出之该第二讯号,以产生一脉波宽度调变讯号。
申请公布号
TWI425755
申请公布日期
2014.02.01
申请号
TW099123939
申请日期
2010.07.21
申请人
力钜电子股份有限公司
发明人
简旻助;陈福元;林金延
分类号
H02M3/145
主分类号
H02M3/145
代理机构
代理人
主权项
地址
新竹县竹北市台元一街5号9楼之5 TW 9F-5, NO. 5, TAIYUAN 1ST ST., ZHUBEI CITY, HSINCHU COUNTY 30265, TAIWAN, R. O. C.
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