建议设立一个讨论有关PFC专栏!

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glfsk

LV.5

2006-02-20 14:18

大家在这方面有什么好的案例,不防贴出来和大家一起分享!

glfsk

LV.5

2006-02-20 14:19

关注中....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................

szevwell

LV.10

2006-02-20 19:50

看看这个!就是用PFC的专用IC做的.反激电源:

500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/38/1140436223.jpg');}" onmousewheel="return imgzoom(this);">

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PD电源，电路结构是 AC-DC转DC-DC输出，整机效率怎么计算？