
求助:L6561做PFC老是放炮.
電路如下圖所示,A、B、C、D、、E、F點懸空,第一次我擔心把L6561燒掉,芯片沒插,其它的焊好,我想測一下到L6561芯片5腳電壓,結果把R13、R14全炸飛了,第二次,我把R13、R14斷開,把L6561插上,結果把L6561炸飛了.現在我都不敢通電了.那位有經驗的給點提示,謝謝!

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圖好像不清楚,重發一張.
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖,點擊可放大。\n按住CTRL,滾動鼠標滾輪可自由縮放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/65/114701211344795.gif');}" onmousewheel="return imgzoom(this);">

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@小鞏
樓主,小弟發一個L6561圖,樓主看看

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@dflccx
圖好像不清楚,重發一張.[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖,點擊可放大。\n按住CTRL,滾動鼠標滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/65/114701211344795.gif');}"onmousewheel="returnimgzoom(this);">
6562不裝MOS 1腳是空的 MOS的輸入阻抗高 當然會感應導通R13,R14能不炸嗎?
R13,R14 是不能斷開的
這樣MOS管道通后,高壓直接從4腳進去芯片能不炸嗎?
R13,R14 是不能斷開的
這樣MOS管道通后,高壓直接從4腳進去芯片能不炸嗎?
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@小鞏
[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖,點擊可放大。\n按住CTRL,滾動鼠標滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/65/1184501211351815.jpg');}"onmousewheel="returnimgzoom(this);">
各位好:
我司是代理進口品牌半導體IC,是ST 、FAIRCHILD、IR等品牌經銷商
ST 系列VIPER12A VIPER22A STP1045CT STP2045CT 74HC(系列) LM324 LM339 LM358 (UC3842-UC3846) TL494 LM317 L7805CV L7808CV L7809CV L7812CV L7815C V L6561 L6562 L6565 L6598 L6599 (STP13001-13009)等
IR 系列IRF5305PBF,IRFP054N,IRFP064N,IRFP140N,IRFP150NPBF,IRFP240PBF,IRFP250NPBF,IRFP260N,IRFP264NPBF,IRFP350PBF,IRFP360,IRFP448,IRFP450,IRFP460,IRFP460A,IRFP460PBF,IRFP2907,IRFP3710,IRFP9140N,IRFP9240,IRFPC50,IRFPE50,IRF530NPBF,IRF540NPBF,IRF630N,IRF640NPBF,IRF730,IRF740PBF,IRF840PBF,IRF1010EPBF,IRF2807PBF,IRF3205PBF,IRF3710PBF,IRF4905,IRF9530NPBF,IRF9540NPBF,IRF9640NPBF,IRF9Z24NPBF,IRF9Z34NPBF,IRFZ44NPBF,IRFZ44VPBF,IRFZ46NPBF,IRFZ48NPBF,IRFBG20,IRFBG30,IRFBC20,IRFBC30,IRFBC40,IR2110,IR2110STRPBF,IR2153,IR2153STR,IR2103,IR2103STRPBF,IRF1404PBF,IRF1405,IRG4PC40W,IRG4BC20UD,IRGPS40B120U,HFA08TB60,HFA16TA60C,IRLML2402TRPBF,IRLML2502TRPBF,IRLML2803TRPBF,IRLML5103TRPBF,IRLML6401TRPBF,IRLML6402TRPBF, IR2111D IR2156 IR2166 IR25250D等
FAIRCHILD系列 7N60B 2N60B 4N60B 5N60 4N35 10N60 KA5L0380R IRF640 IRF540 FQP10
IRF630B/IRF640B IRF730B/ IRF740B SSH45N20B IRF830B/IRF840B IRFP250B/ IRFP450B IRFP460C IRFP460A SSH70N10AKA5M0265 KA5M0365 KA5L0380 FSDM0265 FSDM0365FSDM0565R FSDM0765R FQPF2N60C FQPF270C FQPF3N80FQPF5N60 FQPF8N60 FQPF10N60 FQPF12N60C FQPF13N50FQP50N06 FQP65N06 FQP85N06 FSDH321 FSDH311 FQP90N08 80V/71A/0.012Ω FQP33N10 100V/33A/0.04Ω
FQP70N10 100V/57A/ 0.019Ω FQP46N15 150V/46A/0.12
FQP34N20 200V/34A/0.065 FQP13N50 500V/13A/0.33
Fqa62n25 250v/62a/0.029FQP18N20V2 200V/18A/0.14ΩFQP13N50 500V/13A/ 0.33Ω FQPF12N60 600V/12A/ 0.55Ω FQP4N90 900V/4.2A/2.7Ω
FQP7N80 800V/6.6A/1.2Ω FQA160N08 80V/160A/0.0056Ω
FQA70N10 100V/70A/0.019Ω FQA140N10 100V/140A/0.008Ω
FQA90N15 150V/90A/0.014Ω FQA34N20 200V/34A/0.06Ω
FQA48N20 200V/48A/0.037Ω FQA65N20 200V/65A/0.025Ω
FQA40N25 250V/40A/0.051Ω FQA55N25 250V/55A/0.03Ω
FQA17N40 400V/17A/0.21Ω FQA35N40 400V/35A/0.08Ω
FQA16N50 500V/16A/0.25Ω FQA18N50V2 500V/20A/0.265Ω
FQA13N80 800V/13A/0.58Ω FQA7N90 900V/7.4A/1.2Ω
FQA9N90C 900V/9A/1.12Ω FQA11N90C 900V/11A/0.91Ω
FQA24N50F 500V/24A/0.156Ω FQA28N50F 500V/28A/0.126Ω
FQL40N50F 500V/40A/0.085Ω FQP140N03L
深圳市奧科德電子科技有限公司
TEL:82887790 FAX:0755-82500473
MOBILE:13554825842 QQ545423077
市場部:李易
我司是代理進口品牌半導體IC,是ST 、FAIRCHILD、IR等品牌經銷商
ST 系列VIPER12A VIPER22A STP1045CT STP2045CT 74HC(系列) LM324 LM339 LM358 (UC3842-UC3846) TL494 LM317 L7805CV L7808CV L7809CV L7812CV L7815C V L6561 L6562 L6565 L6598 L6599 (STP13001-13009)等
IR 系列IRF5305PBF,IRFP054N,IRFP064N,IRFP140N,IRFP150NPBF,IRFP240PBF,IRFP250NPBF,IRFP260N,IRFP264NPBF,IRFP350PBF,IRFP360,IRFP448,IRFP450,IRFP460,IRFP460A,IRFP460PBF,IRFP2907,IRFP3710,IRFP9140N,IRFP9240,IRFPC50,IRFPE50,IRF530NPBF,IRF540NPBF,IRF630N,IRF640NPBF,IRF730,IRF740PBF,IRF840PBF,IRF1010EPBF,IRF2807PBF,IRF3205PBF,IRF3710PBF,IRF4905,IRF9530NPBF,IRF9540NPBF,IRF9640NPBF,IRF9Z24NPBF,IRF9Z34NPBF,IRFZ44NPBF,IRFZ44VPBF,IRFZ46NPBF,IRFZ48NPBF,IRFBG20,IRFBG30,IRFBC20,IRFBC30,IRFBC40,IR2110,IR2110STRPBF,IR2153,IR2153STR,IR2103,IR2103STRPBF,IRF1404PBF,IRF1405,IRG4PC40W,IRG4BC20UD,IRGPS40B120U,HFA08TB60,HFA16TA60C,IRLML2402TRPBF,IRLML2502TRPBF,IRLML2803TRPBF,IRLML5103TRPBF,IRLML6401TRPBF,IRLML6402TRPBF, IR2111D IR2156 IR2166 IR25250D等
FAIRCHILD系列 7N60B 2N60B 4N60B 5N60 4N35 10N60 KA5L0380R IRF640 IRF540 FQP10
IRF630B/IRF640B IRF730B/ IRF740B SSH45N20B IRF830B/IRF840B IRFP250B/ IRFP450B IRFP460C IRFP460A SSH70N10AKA5M0265 KA5M0365 KA5L0380 FSDM0265 FSDM0365FSDM0565R FSDM0765R FQPF2N60C FQPF270C FQPF3N80FQPF5N60 FQPF8N60 FQPF10N60 FQPF12N60C FQPF13N50FQP50N06 FQP65N06 FQP85N06 FSDH321 FSDH311 FQP90N08 80V/71A/0.012Ω FQP33N10 100V/33A/0.04Ω
FQP70N10 100V/57A/ 0.019Ω FQP46N15 150V/46A/0.12
FQP34N20 200V/34A/0.065 FQP13N50 500V/13A/0.33
Fqa62n25 250v/62a/0.029FQP18N20V2 200V/18A/0.14ΩFQP13N50 500V/13A/ 0.33Ω FQPF12N60 600V/12A/ 0.55Ω FQP4N90 900V/4.2A/2.7Ω
FQP7N80 800V/6.6A/1.2Ω FQA160N08 80V/160A/0.0056Ω
FQA70N10 100V/70A/0.019Ω FQA140N10 100V/140A/0.008Ω
FQA90N15 150V/90A/0.014Ω FQA34N20 200V/34A/0.06Ω
FQA48N20 200V/48A/0.037Ω FQA65N20 200V/65A/0.025Ω
FQA40N25 250V/40A/0.051Ω FQA55N25 250V/55A/0.03Ω
FQA17N40 400V/17A/0.21Ω FQA35N40 400V/35A/0.08Ω
FQA16N50 500V/16A/0.25Ω FQA18N50V2 500V/20A/0.265Ω
FQA13N80 800V/13A/0.58Ω FQA7N90 900V/7.4A/1.2Ω
FQA9N90C 900V/9A/1.12Ω FQA11N90C 900V/11A/0.91Ω
FQA24N50F 500V/24A/0.156Ω FQA28N50F 500V/28A/0.126Ω
FQL40N50F 500V/40A/0.085Ω FQP140N03L
深圳市奧科德電子科技有限公司
TEL:82887790 FAX:0755-82500473
MOBILE:13554825842 QQ545423077
市場部:李易
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@小鞏
[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖,點擊可放大。\n按住CTRL,滾動鼠標滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/65/1184501211351815.jpg');}"onmousewheel="returnimgzoom(this);">
你好,我按照你的電路接好后,發現R4+R5從300K調到200K,8腳的電壓都只有10.6V,如何使8腳電壓升高到11~18V,謝謝.整個電路就象繼電器不停的通斷一樣,啪啪響.
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