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A Current-Doubler-Synchronous-Rectifier Full-Bridge DC-DC Converter based on ISL6752
Author(s): SUN Qiang, LIU Bao-hui, ZHANG Yun-an, XU Xiong-wei
Pages: 24-
26
Year: 2008
Issue:
1
Journal: POWER ELECTRONICS
Keyword: 变换器; 损耗/同步整流; 倍流;
Abstract: 介绍了一种新型PWM控制集成电路(Integrated Circuit,简称IC)--IsL6752,基于该控制IC设计了倍流同步整流ZVS全桥DC/DC变换器系统.通过一台频率100kHz,输出10V/20A的原理样机验证了理论设计的准确性.实验结果表明,DC/DC变换器系统的初级侧和次级侧MOS管均实现了ZVS软开关.并且次级侧实现了同步整流.进一步减小了开关损耗和整流损耗,提高了变换器效率.整个系统表明ISL6752具有优越的控制性能和较强的实用价值.
Citations
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