虹口區(qū)DCDC電源模塊哪里便宜服務(wù)為先上海多商電子供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="在大功率應(yīng)用場(chǎng)合，往往單個(gè)電源模塊我們不能得到滿足設(shè)計(jì)要求，通常企業(yè)需要進(jìn)行并聯(lián)使用。但是，很多電源模塊均不可以并聯(lián)使用，若處理不好會(huì)導(dǎo)致整個(gè)系統(tǒng)的失效，虹口區(qū)DCDC電源模塊哪里便宜。電源模塊為什么不適合采用并聯(lián)的方式使用，在理想狀態(tài)下，"><meta name="keywords" content="虹口區(qū)DCDC電源模塊哪里便宜,DCDC電源模塊"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" 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href="http://www.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://www.cdcfah.com/zh/"><span>展會(huì)信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="c3qs3fr" class="twoCol"><div id="7fmd42g" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_dgdq/">電工電氣</a>?<a href="http://www.cdcfah.com/cp/second-dgdq_dianyuan/">電源</a>?<a href="http://www.cdcfah.com/cp/third-dianyuan_kgdy/">開(kāi)關(guān)電源</a>?虹口區(qū)DCDC電源模塊哪里便宜服務(wù)為先上海多商電子供應(yīng)</p><div id="jax38d8" class="leftbox clearfix"><h1>虹口區(qū)DCDC電源模塊哪里便宜服務(wù)為先上海多商電子供應(yīng)</h1><div id="3negkwd" class="proBig"><div id="wqn743v" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdsdz/637393056984051734/4996929.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="f8dfeac" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdsdz/637393056984051734/4996929.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="es7nkwn" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>虹口區(qū)DCDC電源模塊哪里便宜,DCDC電源模塊</p><p><span>***更新：</span>2021-02-03 13:22:08</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="odf2ypb" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海多商電子有限公司</a></p><p><span>聯(lián)系人：</span>吳加斌</p><p><span>郵箱: </span>wu867@126.com</p><p><span>電話: </span>18121221687</p><p><span>傳真: </span>021_69585559</p><p><span>網(wǎng)址: </span>http://www.10000kw.com</p><p><span>手機(jī): </span>021-69585559</p><p><span>地址: </span>上海市嘉定區(qū)科福路358號(hào)4號(hào)樓4樓</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="oiaxjqx" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="kzr7vc8" class="box"><p><p style="text-indent:25px">在大功率應(yīng)用場(chǎng)合，往往單個(gè)電源模塊我們不能得到滿足設(shè)計(jì)要求，通常企業(yè)需要進(jìn)行并聯(lián)使用。但是，很多電源模塊均不可以并聯(lián)使用，若處理不好會(huì)導(dǎo)致整個(gè)系統(tǒng)的失效，虹口區(qū)DCDC電源模塊哪里便宜。電源模塊為什么不適合采用并聯(lián)的方式使用，在理想狀態(tài)下，兩個(gè)電源模塊并聯(lián)用于向負(fù)載供電。兩個(gè)功率模塊平均分擔(dān)負(fù)載功率，虹口區(qū)DCDC電源模塊哪里便宜。然而，在實(shí)際使用中，它們不能簡(jiǎn)單地并行連接，主要是因?yàn)閮蓚€(gè)功率模塊的輸出電壓不能完全相等，虹口區(qū)DCDC電源模塊哪里便宜，輸出電壓較高的模塊將提供大部分負(fù)載電流。嚴(yán)重會(huì)造成其中一臺(tái)過(guò)載，影響其使用壽命。即使兩個(gè)電源管理模塊的輸出電壓技術(shù)可以進(jìn)行調(diào)整為完全相等，也會(huì)由于兩者之間不同的輸出阻抗，造成影響兩個(gè)電源模塊的負(fù)載電流不平衡，因此我們簡(jiǎn)單地將電源模塊并聯(lián)輸出，在實(shí)際應(yīng)用操作時(shí)會(huì)遇到很多問(wèn)題。變頻器電源主電路均采用交流-直流-交流方案。虹口區(qū)DCDC電源模塊哪里便宜</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="虹口區(qū)DCDC電源模塊哪里便宜,DCDC電源模塊" src="https://tyunfile.71360.com/UploadFile/shdsdz/637393056984051734/4996929.png"></div><p style="text-indent:25px">電源模塊在生活中充當(dāng)著重要的角色之一，基本上所有的產(chǎn)品不能少了電。所以，電源模塊的使用是非常普遍的。很多家電用了很長(zhǎng)時(shí)間都沒(méi)有壞，說(shuō)明內(nèi)里的電源模塊是可靠的?？煽慷雀叩碾娫茨K是什么樣子的，使用高質(zhì)量的部件。其實(shí)為什么有些元器件便宜，有些是貴，區(qū)別在于可靠性。選擇器件參數(shù)要留出空間，比如耐壓，不能假設(shè)市場(chǎng)電壓是220v，一般來(lái)說(shuō)我們至少應(yīng)該考慮電壓可能高達(dá)265v，甚至更高。電路保護(hù)器件必須設(shè)計(jì)，因?yàn)闆](méi)有電路保護(hù)裝置就相當(dāng)有危險(xiǎn)性，也就可靠度不高。好一點(diǎn)的電路板設(shè)計(jì)還應(yīng)該可以涂上三防漆，所謂三防漆就是一個(gè)防潮、防鹽霧、防霉，再加上沒(méi)有防塵、防漏電，更好的還能進(jìn)行防水（IP67）。電源模塊需要CE，UL認(rèn)證，有的甚至ROHS認(rèn)證（即無(wú)鉛認(rèn)證），確保產(chǎn)品符合認(rèn)證要求。虹口區(qū)DCDC電源模塊哪里便宜實(shí)現(xiàn)了模塊電源的傳導(dǎo)冷卻方式。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="虹口區(qū)DCDC電源模塊哪里便宜,DCDC電源模塊" src="https://tyunfile.71360.com/UploadFile/shdsdz/637393057014931033/5133087.png"></div><p style="text-indent:25px">模組電源的輸出端采用的是接口系統(tǒng)設(shè)計(jì)，而非模組則是通過(guò)直接從內(nèi)部可以引出的供電線；在耗損方面，模組電源的連接點(diǎn)更多資源損耗要求更高，非模組的供電線沒(méi)有直接從PCB引出，損耗成本更低。模組電源和非模組的不同地方在外觀方面。模組電源被替換為一個(gè)模塊接口板，PCB板引出到連接至輸出接口模塊板的電源線;非模組進(jìn)行電源是從內(nèi)部問(wèn)題引出一大堆供電線的，它們是直接從PCB板上引出；模塊電源的PC B板與連接主機(jī)的供電線路之間有兩個(gè)連接點(diǎn)。將PC B板接入模塊接口，模塊接口接入供電線路，模塊供電效率略低于非模塊供電；由于非模塊電源的 pcb 與電源線之間只有一個(gè)連接點(diǎn)，損耗很低。</p><p style="text-indent:25px">冗余熱備份并聯(lián)將相同的模塊輸出端通過(guò)二極管后并聯(lián)可使輸出能力增強(qiáng)，以提高電源系統(tǒng)的可靠性。原則上如果配合相應(yīng)輸出報(bào)警電路。將模塊放在可以拆卸的母線上。這樣，出現(xiàn)故障的模塊可以及時(shí)更換。用這種方法并聯(lián)的模塊，沒(méi)有量限制。串聯(lián)擴(kuò)容將相同模塊輸出端串聯(lián)，可使輸出電壓倍增，功率也相應(yīng)增加。而串聯(lián)輸出端須接二極管以進(jìn)行保護(hù)。模塊電源的安裝和維護(hù)。由于模塊電源的類別、系列、規(guī)格品種很多，故其功能特性和物理特性不盡相同。因此在安裝、使用與維護(hù)方面也有不同。高頻小型化的開(kāi)關(guān)電源及其技術(shù)已成為現(xiàn)代通信供電系統(tǒng)的主流。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="虹口區(qū)DCDC電源模塊哪里便宜,DCDC電源模塊" src="https://tyunfile.71360.com/UploadFile/shdsdz/637393056952069982/9150802.png"></div><p style="text-indent:25px">電源模塊其實(shí)是一種結(jié)合了大部分的必要組件，它也是企業(yè)可以得到明顯減少電源技術(shù)管理存在部分學(xué)生所占有的電路板面積。為了能夠達(dá)到所需要的電壓精度，這些電源模塊實(shí)現(xiàn)基本情況一般都放在電路板上所需要供電的芯片電路附近。但是由于隨著社會(huì)系統(tǒng)的復(fù)雜影響程度逐步成為提高，在更大電流、更低電壓和更高頻率的系統(tǒng)中，布局尤為顯的很重要。較常見(jiàn)的隔離電源模塊是單排直插封裝，開(kāi)放式框架結(jié)構(gòu).. 它們顯然可以方便工程師，簡(jiǎn)化系統(tǒng)的設(shè)計(jì)。但一般來(lái)說(shuō)，它們只適用于較低的開(kāi)關(guān)頻率，如300kHz或更低。此外，它們的功率密度通常沒(méi)有優(yōu)化，特別是與DC/DC芯片級(jí)模塊相比。電源模塊的隔離一般分為兩種：一種是輸入輸出的隔離。也就是說(shuō)，輸入和輸出不是共本地的。另一種是輸出與輸出之間的隔離，相互隔離，互不干擾。電源管理模塊其實(shí)是隨著導(dǎo)體特別是半導(dǎo)體的工藝研究發(fā)展，封裝技術(shù)和高頻軟開(kāi)關(guān)可以進(jìn)行分析大量的使用，電源系統(tǒng)模塊的規(guī)律密度越來(lái)越大，其轉(zhuǎn)換的效率問(wèn)題也就導(dǎo)致越來(lái)越高。而應(yīng)用能力也就變得越來(lái)越簡(jiǎn)單。使得學(xué)生電源變的更輕，更小，更薄，而且噪音也更低，其可靠性和抗干擾性也朝著更加高的方向不斷進(jìn)行社會(huì)發(fā)展。輸入電壓分交流輸入和直流輸入2種。虹口區(qū)DCDC電源模塊哪里便宜</p><p style="text-indent:25px">功率流由電源流向負(fù)載的稱為"整流"。虹口區(qū)DCDC電源模塊哪里便宜</p><p style="text-indent:25px">高壓電路的主電路是控制電路和高壓生成電路。其中交流供電輸入和所需低壓直流控制電源。以及濾波或功率因數(shù)補(bǔ)償?shù)鹊炔糠志墒褂媚K電源。電真空器件雷達(dá)發(fā)射機(jī)的高壓電源需要專門(mén)設(shè)計(jì)，對(duì)其高壓電源的穩(wěn)定性有較高要求。在設(shè)計(jì)高壓電源時(shí)通常需要從普通供電系統(tǒng)經(jīng)過(guò)兩級(jí)或多級(jí)穩(wěn)壓以達(dá)到輸出要求。而且還需要考慮電源隔離、體積、散熱、可靠性等問(wèn)題。高壓電源使用模塊電源的范圍是：濾波功率變換電路，控制部分(低壓)，高壓部分一般不使用市售高壓模塊電源，而要根據(jù)發(fā)射機(jī)使用參數(shù)要求專門(mén)設(shè)計(jì)。虹口區(qū)DCDC電源模塊哪里便宜</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3144572.html</p></div></div></div></div></div><div id="uo7oa72" class="page-right twoColRt"><div id="d2iz8nr" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="3frofx9" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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