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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-_dzyqj/">電子元器件</a>?<a href="http://www.cdcfah.com/cp/second-dzyqj_dzcllbjjgj/">電子材料、零部件、結(jié)構(gòu)件</a>?<a href="http://www.cdcfah.com/cp/third-dzcllbjjgj_dzwjcl/">電子五金材料</a>?廣東高精密PCBA電路板廠深圳市潤(rùn)澤五洲電子供應(yīng)</p><div id="p9cyolv" class="leftbox clearfix"><h1>廣東高精密PCBA電路板廠深圳市潤(rùn)澤五洲電子供應(yīng)</h1><div id="xgdp22y" class="proBig"><div id="qhz29fg" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274233261719/8612272.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="f3snws3" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274233261719/8612272.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vgiu7pl" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>廣東高精密PCBA電路板廠,PCBA電路板</p><p><span>***更新：</span>2020-07-20 10:18:41</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="uc7mjvf" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市潤(rùn)澤五洲電子科技有限公司</a></p><p><span>聯(lián)系人：</span>劉路</p><p><span>郵箱: </span>6259193@qq.com</p><p><span>電話: </span>15813866860</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span>http://www.run-five.com</p><p><span>手機(jī): </span>0755-89884486</p><p><span>地址: </span>龍崗街道南聯(lián)瑞記路1號(hào)恒?？萍紙@A棟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="qnzq9kb" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="uu8olx2" class="box"><p><p style="text-indent:25px">pcba目前的測(cè)試方法主要有以下五種：1.手工視覺(jué)測(cè)試手工視覺(jué)測(cè)試是通過(guò)人的視覺(jué)與比較來(lái)確認(rèn)PCB上的元件貼裝，這種技術(shù)是使用為普遍的在線測(cè)試方法之一。但是隨著產(chǎn)量的增加和電路板及元件的縮小，這個(gè)方法越來(lái)越不適用了。低的預(yù)先成本和沒(méi)有測(cè)試夾具是它的主要優(yōu)點(diǎn)；同時(shí)，很高的長(zhǎng)期成本、不連續(xù)的發(fā)覺(jué)，廣東高精密PCBA電路板廠，廣東高精密PCBA電路板廠、數(shù)據(jù)收集困難，廣東高精密PCBA電路板廠、無(wú)電氣測(cè)試和視覺(jué)上的局限也是這種方法的主要缺點(diǎn)。2.自動(dòng)光學(xué)檢查（Automated Optical Inspection，AOI）這種測(cè)試方法也稱為自動(dòng)視覺(jué)測(cè)試。pcba成品組裝。將測(cè)試OK的PCBA板子進(jìn)行外殼的組裝，然后進(jìn)行測(cè)試，后就可以出貨了。廣東高精密PCBA電路板廠</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東高精密PCBA電路板廠,PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274233261719/8612272.png"></div><p style="text-indent:25px">pcba光耦合器。光耦合器主要是用于高壓電路與低壓電路的信號(hào)傳遞，并維持其電路隔離，避免發(fā)生故障時(shí)高低壓電路間產(chǎn)生異常電流流動(dòng)，使低壓組件損壞。其原理就是使用發(fā)光二極管與光敏晶體管，利用光來(lái)進(jìn)行信號(hào)傳遞，且因?yàn)閮烧卟o(wú)電路上的連結(jié)，所以可以維持兩端電路的隔離。電源板PCBA元器件-光耦合器?？偨Y(jié)：電源板PCBA加工中常涉及到的電子元器件大致上有以下類型：交流電輸入插座、跨接線路濾波電容、線路旁通電容、交連電感、保險(xiǎn)絲、負(fù)溫度系數(shù)電阻、金氧變阻器、橋式整流器、開(kāi)關(guān)晶體管、變壓器、二極管、光耦合器等。江蘇多層PCBA電路板研發(fā)PCBA是英文Printed Circuit Board +Assembly 的簡(jiǎn)稱。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東高精密PCBA電路板廠,PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274112041016/5437222.png"></div><p style="text-indent:25px">pcba錫膏印刷。將錫膏放置在鋼網(wǎng)上，通過(guò)刮刀將錫膏漏印到PCB焊盤(pán)上。PCBA電路板也包括如下工序：SPI ，SPI即錫膏厚度檢測(cè)儀，可以檢測(cè)出錫膏印刷的情況，起到控制錫膏印刷效果的目的。貼裝，貼片元器件放置于飛達(dá)上，貼片機(jī)頭通過(guò)識(shí)別將飛達(dá)上的元器件準(zhǔn)確的貼裝再PCB焊盤(pán)上?；亓骱附訉①N裝好的PCB板過(guò)回流焊，經(jīng)過(guò)里面的高溫作用，使膏狀的錫膏受熱變成液體，后冷卻凝固完成焊接。一般來(lái)說(shuō)每塊PCBA通電之后都會(huì)有各種電壓差、電流傳導(dǎo)等數(shù)據(jù)，并且設(shè)計(jì)工程師會(huì)預(yù)留一些測(cè)試點(diǎn)，將這些測(cè)試點(diǎn)和ICT或FCT進(jìn)行連接，就可以檢測(cè)出板子的一個(gè)電壓電流數(shù)據(jù)。</p><p style="text-indent:25px">PCBA加工中電子元器件的選用也是重中之重，PCBA也就是印制線路板經(jīng)過(guò)SMT貼片加工和DIP插件等加工環(huán)節(jié)的制程。在電子加工的過(guò)程中需要用到的電子元器件種類還是很多，下面專業(yè)PCBA代工代料加工廠佩特科技給大家簡(jiǎn)單介紹一些常見(jiàn)的電子元器件。1、電阻電阻是具有電阻特性的電子元件，普遍應(yīng)用于PCBA加工中。電阻器分為固定電阻器和可變電阻器（電位器），它們?cè)陔娐分衅鹬鶋?、分流和限流的作用?、電容電容也是PCBA加工的基本元件之一。它是電能的儲(chǔ)存部件。它在電子電路中起著耦合、濾波、直流和調(diào)諧的作用。PCBA生產(chǎn)是一環(huán)扣著一環(huán)，需要對(duì)每一個(gè)工序進(jìn)行嚴(yán)格的控制。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東高精密PCBA電路板廠,PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303273886093750/1468456.png"></div><p style="text-indent:25px">各種pcba控制IC。電源供應(yīng)器內(nèi)的控制IC，依其安裝位置及用途來(lái)分，有作為PFC電路用、功率級(jí)一次側(cè)PWM電路用、PFC/PWM整合控制用、輔助電源電路用整合組件、電源監(jiān)控管理IC等等。電源板PCBA元器件-各種控制IC。PFC電路用：作為主動(dòng)功率因子修正電路控制，使電源供應(yīng)器可維持一定的功率因子，并減少高次諧波產(chǎn)生。功率級(jí)一次側(cè)PWM電路用：作為功率級(jí)一次側(cè)開(kāi)關(guān)晶體驅(qū)動(dòng)用PWM(脈寬調(diào)變)信號(hào)產(chǎn)生，隨著電源輸出狀態(tài)對(duì)其任務(wù)周期(Duty Cycle)的控制。一般常見(jiàn)的有UC3842/3843系列等PWM控制IC。PCBA貼片流程比較復(fù)雜，任何一個(gè)環(huán)節(jié)出了問(wèn)題都將引起焊接品質(zhì)問(wèn)題。江蘇多層PCBA電路板研發(fā)</p><p style="text-indent:25px">PCBA加工中的電感線圈通常由框架、繞組、屏蔽罩、鐵芯等組成。廣東高精密PCBA電路板廠</p><p style="text-indent:25px">pcba變壓器。為何稱為隔離型交換式降壓電源，就是因?yàn)槭褂米儔浩髯鳛楦叩碗妷悍指?，并利用磁能進(jìn)行能量交換，不僅可以避免高低壓電路故障時(shí)的漏電危險(xiǎn)，也能簡(jiǎn)單產(chǎn)生多種電壓輸出。因其運(yùn)作頻率較高，變壓器體積較一般交流變壓器要來(lái)得小。電源板PCBA元器件-變壓器因?yàn)樽儔浩鳛楣β蕚鬟f路徑之一，目前大輸出電源有使用多變壓器的設(shè)計(jì)，避**一變壓器發(fā)生飽和現(xiàn)象而限制功率的輸出。照片中上方較小的變壓器為輔助電源電路以及信號(hào)傳遞用的脈沖變壓器，下方較大者為主要功率變壓器以及環(huán)形的二次側(cè)調(diào)整用變壓器。廣東高精密PCBA電路板廠</p><p style="text-indent:25px">深圳市潤(rùn)澤五洲電子科技有限公司屬于電子元器件的高新企業(yè)，技術(shù)力量雄厚。潤(rùn)澤五洲是一家有限責(zé)任公司企業(yè)，一直貫徹“以人為本，服務(wù)于社會(huì)”的經(jīng)營(yíng)理念;“質(zhì)量高速，誠(chéng)守信譽(yù)，持續(xù)發(fā)展”的質(zhì)量方針。公司業(yè)務(wù)涵蓋[ "方案設(shè)計(jì)", "電路板加工", "PCBA OEM", "SMT貼片" ]，價(jià)格合理，品質(zhì)有保證，深受廣大客戶的歡迎。潤(rùn)澤五洲以創(chuàng)造***產(chǎn)品及服務(wù)的理念，打造高指標(biāo)的服務(wù)，引導(dǎo)行業(yè)的發(fā)展。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/659907.html</p></div></div></div></div></div><div id="vby8yzy" class="page-right twoColRt"><div id="tlxu9pw" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="jlipiit" 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" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 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