做了一款電源負(fù)載2A功率24W工作就不正常,不知道是什么問(wèn)題?
情況是載負(fù)載2A的時(shí)候工作5分鐘就停一會(huì)在啊工作....請(qǐng)教是什么問(wèn)題??
我用的IC是SM8013
12V3A開(kāi)關(guān)電源不正常工作?(請(qǐng)教)
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@stctie
把原理圖傳上來(lái)大家才能幫你分析啊
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217324056.jpg');}" onmousewheel="return imgzoom(this);"> 0
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@zhangjie312822
[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217324056.jpg');}"onmousewheel="returnimgzoom(this);">
現(xiàn)在的溫度很高,我測(cè)了一下驅(qū)動(dòng)裝在殼里的溫度是65度左右,外殼的溫度也有55度,不知怎么辦,第一次做電源,請(qǐng)各位指教!!
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@zhangjie312822
現(xiàn)在的溫度很高,我測(cè)了一下驅(qū)動(dòng)裝在殼里的溫度是65度左右,外殼的溫度也有55度,不知怎么辦,第一次做電源,請(qǐng)各位指教!!
這是驅(qū)動(dòng)器
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217325135.jpg');}" onmousewheel="return imgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217325148.jpg');}" onmousewheel="return imgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217325135.jpg');}" onmousewheel="return imgzoom(this);">500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217325148.jpg');}" onmousewheel="return imgzoom(this);"> 0
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@zhangjie312822
這是驅(qū)動(dòng)器[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217325135.jpg');}"onmousewheel="returnimgzoom(this);">[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217325148.jpg');}"onmousewheel="returnimgzoom(this);">
變壓器的繞組是:N1,Q0.3*22T,N2,Q0.5*2*8T,N3,Q0.3*10T,N4,Q0.3*22T.輸出交流電壓是26V用D2010DG整流后取的電壓是12V不知道有沒(méi)有問(wèn)題
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@zhangjie312822
這是驅(qū)動(dòng)器[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217325135.jpg');}"onmousewheel="returnimgzoom(this);">[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)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/67/2586891217325148.jpg');}"onmousewheel="returnimgzoom(this);">
不會(huì)吧,全部用插件!!!都什么年代了AA
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