小弟是個新手,分不多,但問題多,所以有點吝嗇,讓各位高人見笑了!望各位高人笑納 !(經理上了電源网,看了我發的貼子,說我泄漏公司机密,媽的,就這种技術,這年代誰沒有呀,他硬要我把線路圖刪減.)
关键词：MOSFET
L6562N做PFC,1拖2 55W的,MOSFET溫度倞人的高!!!!!!!
小弟用L6562N做PFC 1拖2 55W的,(后級用IR2520D)Vo=450V,做開闢的MOSFET用11N60(英飛凌的)可溫升高到120度,望高手給予解答.在這里先謝謝了.
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@zcf1979
好的.謝謝.
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/62/2185171203554331.jpg');}" onmousewheel="return imgzoom(this);">
此圖是用遠方-5000測的.
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@zcf1979
[图片]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){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/62/2185171203554331.jpg');}"onmousewheel="returnimgzoom(this);">此圖是用遠方-5000測的.
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/62/2185171203554760.jpg');}" onmousewheel="return imgzoom(this);"> 0
@zcf1979
[图片]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){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/62/2185171203554760.jpg');}"onmousewheel="returnimgzoom(this);">
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/62/2185171203554781.jpg');}" onmousewheel="return imgzoom(this);">
此圖是是MOSFET的DS波形.
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