EMI求助!
我的一个100W的开关电源在过EMI是电源线传导干扰在150k-30m处最大超标10db我220V输入滤波模式是0.1u+2.2uh+0.1u(CLC)模式,请问有何高见?变压器及RCD缓冲电路需要修改吗!
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@cxkcyl
能给出具体参数吗!因为我们公司没这个设备,要去到SGS公司做实验,很麻烦!
传导图!很惨!超标了,开关电源功率100W/12V!请高手指点! 2797891234171217.pdf 
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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/74/2797891234171260.gif');}" onmousewheel="return imgzoom(this);"> 0
@cxkcyl
传导图!很惨!超标了,开关电源功率100W/12V!请高手指点!2797891234171217.pdf[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/74/2797891234171260.gif');}"onmousewheel="returnimgzoom(this);">
各位,EMC已过,我改用了PI的TOP258yn
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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/80/2797891249104747.jpg');}" onmousewheel="return imgzoom(this);"> 0
