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DC-DC高手給我這250W電源提提方案

非隔離DC/DC電源,要求輸入電壓在
12Vdc,(10.2`13.8Vdc)時(shí),輸出滿(mǎn)載電流為50A,輸出電壓在0.9 V 到5.0V之間可調(diào),
效率要求在5V時(shí)達(dá)到92%.產(chǎn)品固定頻率為330KHz;輸出紋波在標(biāo)稱(chēng)下為25 mV ,最大
為 50mV
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LV.1
2
2006-08-09 15:10
計(jì)算機(jī)上的什么電路想不起來(lái)了,回來(lái)給你找找.是三相+同步整流的.
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.comhttp://www.eleconline.cn/UpFiles/480-75.gif');}" onmousewheel="return imgzoom(this);">
        
                 唐方電子實(shí)驗(yàn)室原域名暫停使用,同時(shí)啟用新域名      
                          www.ELEConline.CN

                        
                       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.comhttp://www.eleconline.cn/images/logo.jpg');}" onmousewheel="return imgzoom(this);">

                歡迎光臨中國(guó)電子在線(xiàn)http://www.eleconline.cn
                    
                    技術(shù)論壇Http://bbs.eleconline.cn                    
                    文章中心Http://info.eleconline.cn                    
                    新聞中心Http://news.eleconline.cn
            
                站長(zhǎng)信箱:tfpower@126.com  eleconline@126.com
            
              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.comhttp://www.eleconline.cn/UpFiles/Ad/300-80.gif');}" onmousewheel="return imgzoom(this);">
                              唐方電子實(shí)驗(yàn)室QQ群
                         開(kāi)關(guān)電源:14650342  現(xiàn)在加入
                         電子技術(shù):7065015   現(xiàn)在加入
                         單片機(jī):10630923     現(xiàn)在加入
                           QQ: 271540170 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.comhttp://wpa.qq.com/pa?p=1:271540170:5');}" onmousewheel="return imgzoom(this);">

                        歡迎相關(guān)網(wǎng)站交換鏈接,詳情點(diǎn)擊這里
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luiminyao
LV.2
3
2006-08-09 16:57
@
計(jì)算機(jī)上的什么電路想不起來(lái)了,回來(lái)給你找找.是三相+同步整流的.[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.comhttp://www.eleconline.cn/UpFiles/480-75.gif');}"onmousewheel="returnimgzoom(this);">                        唐方電子實(shí)驗(yàn)室原域名暫停使用,同時(shí)啟用新域名                                www.ELEConline.CN                                              [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.comhttp://www.eleconline.cn/images/logo.jpg');}"onmousewheel="returnimgzoom(this);">                歡迎光臨中國(guó)電子在線(xiàn)http://www.eleconline.cn                                        技術(shù)論壇Http://bbs.eleconline.cn                                        文章中心Http://info.eleconline.cn                                        新聞中心Http://news.eleconline.cn                            站長(zhǎng)信箱:tfpower@126.com  eleconline@126.com                          [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.comhttp://www.eleconline.cn/UpFiles/Ad/300-80.gif');}"onmousewheel="returnimgzoom(this);">                              唐方電子實(shí)驗(yàn)室QQ群                        開(kāi)關(guān)電源:14650342  現(xiàn)在加入                        電子技術(shù):7065015  現(xiàn)在加入                        單片機(jī):10630923    現(xiàn)在加入                          QQ:271540170[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.comhttp://wpa.qq.com/pa?p=1:271540170:5');}"onmousewheel="returnimgzoom(this);">                        歡迎相關(guān)網(wǎng)站交換鏈接,詳情點(diǎn)擊這里
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