UC3842 0.5/PCS KA3842 0.5/PCS
UC3843 0.58/PCS KA3843 0.58/PCS
AZ3843 0.4/PCS SOP-8(含铅)现只有400K了
KA7500 0.57/PCS
TL339 0.36/PCS
PC817 0.21/PCS EL817 0.21/PCS
TL431 36V 0.1/PCS
MC34063A 0.275/PCS(36V 1.5A)
IN4007 1200V 0.033/PCS MIC
IN5819 50V 0.06/PCS MIC
FR107 1200V 0.043/PCS MIC
邦定LM358 0.13/PCS
UC3842 UC3843专用
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@anjlin
先抓个VDS波形上来看看!
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/68/2707871217992116.jpg');}" onmousewheel="return imgzoom(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/68/2707871217992123.jpg');}" onmousewheel="return imgzoom(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/68/2707871217992134.jpg');}" onmousewheel="return imgzoom(this);">
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@杨树
[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/68/2707871217992116.jpg');}"onmousewheel="returnimgzoom(this);">[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/68/2707871217992123.jpg');}"onmousewheel="returnimgzoom(this);">[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/68/2707871217992134.jpg');}"onmousewheel="returnimgzoom(this);">
从你的波形看,工作深度连续模式下!磁损很大!是变压器温度90度吗?是就把感量磨小一点!
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@杨树
110v时75摄氏度,220v更烫90摄氏度.
UC3842 0.5/PCS KA3842 0.5/PCS
UC3843 0.58/PCS KA3843 0.58/PCS
AZ3843 0.4/PCS SOP-8(含铅)现只有400K了
KA7500 0.57/PCS
TL339 0.36/PCS
PC817 0.21/PCS EL817 0.21/PCS
TL431 36V 0.1/PCS
MC34063A 0.275/PCS(36V 1.5A)
IN4007 1200V 0.033/PCS MIC
IN5819 50V 0.06/PCS MIC
FR107 1200V 0.043/PCS MIC
邦定LM358 0.13/PCS
UC3843 0.58/PCS KA3843 0.58/PCS
AZ3843 0.4/PCS SOP-8(含铅)现只有400K了
KA7500 0.57/PCS
TL339 0.36/PCS
PC817 0.21/PCS EL817 0.21/PCS
TL431 36V 0.1/PCS
MC34063A 0.275/PCS(36V 1.5A)
IN4007 1200V 0.033/PCS MIC
IN5819 50V 0.06/PCS MIC
FR107 1200V 0.043/PCS MIC
邦定LM358 0.13/PCS
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