急:我按照網(wǎng)上提供的philip70w HID,我按電路焊接后并不會(huì)點(diǎn)燈,buck的mosfet好像在一上電時(shí)并沒(méi)有導(dǎo)通,
燈連一點(diǎn)反映都沒(méi)有,誰(shuí)又作過(guò)的.可以幫助以下,非常感謝!重謝13913520526,whqzgkd@163.com
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@csz0829
貼電路上來(lái)看看
圖片,,
請(qǐng)指點(diǎn),好像一開(kāi)始380并沒(méi)有通過(guò)mc33262,以就是說(shuō)33263并沒(méi)有輸出波
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/53/781871180144984.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/53/781871180144998.jpg');}" onmousewheel="return imgzoom(this);">
請(qǐng)指點(diǎn),好像一開(kāi)始380并沒(méi)有通過(guò)mc33262,以就是說(shuō)33263并沒(méi)有輸出波
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/53/781871180144984.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/53/781871180144998.jpg');}" onmousewheel="return imgzoom(this);"> 0
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@hqwei
圖片,,請(qǐng)指點(diǎn),好像一開(kāi)始380并沒(méi)有通過(guò)mc33262,以就是說(shuō)33263并沒(méi)有輸出波[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/53/781871180144984.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/53/781871180144998.jpg');}"onmousewheel="returnimgzoom(this);">
IR2101的LO端不能懸空的!否則高端的MOS管無(wú)法驅(qū)動(dòng)
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@hqwei
圖片,,請(qǐng)指點(diǎn),好像一開(kāi)始380并沒(méi)有通過(guò)mc33262,以就是說(shuō)33263并沒(méi)有輸出波[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/53/781871180144984.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/53/781871180144998.jpg');}"onmousewheel="returnimgzoom(this);">
路過(guò),頂一下
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