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href="http://m.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="jskrtxo" class="twoCol"><div id="7k3vicd" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://m.cdcfah.com/">首頁?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_dzyqj/">電子元器件</a>?<a href="http://m.cdcfah.com/cp/second-dzyqj_dzcllbjjgj/">電子材料、零部件、結(jié)構(gòu)件</a>?<a href="http://m.cdcfah.com/cp/third-dzcllbjjgj_dzwjcl/">電子五金材料</a>?河南軟硬PCBA電路板設(shè)計深圳市潤澤五洲電子供應(yīng)</p><div id="cby2snk" class="leftbox clearfix"><h1>河南軟硬PCBA電路板設(shè)計深圳市潤澤五洲電子供應(yīng)</h1><div id="3kzrovs" class="proBig"><div id="xm2c87w" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/rzwz888/637303273997167969/5635042.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="2z3lkro" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/rzwz888/637303273997167969/5635042.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3peqszl" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>河南軟硬PCBA電路板設(shè)計,PCBA電路板</p><p><span>***更新：</span>2020-09-26 11:19:14</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="73rolxj" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市潤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="sby2ciu" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="la23rov" class="box"><p><p style="text-indent:25px">pcba自動光學(xué)檢查通常在回流前后使用，是較新的確認(rèn)制造的方法，對元器件的極性、元器件是否存在的檢查效果比較好。它是一種非電氣的、無夾具的在線技術(shù)。其主要優(yōu)點(diǎn)是易于跟隨診斷、程序容易開發(fā)和無夾具；主要缺點(diǎn)是對短路識別較差，且不是電氣測試。3.功能測試（Functional Test）功能測試是早的自動測試原理，河南軟硬PCBA電路板設(shè)計，它是特定PCB或特定單元的基本測試方法，河南軟硬PCBA電路板設(shè)計，河南軟硬PCBA電路板設(shè)計，可用各種測試設(shè)備來完成。功能測試主要有終產(chǎn)品測試（Final Product Test）和新實(shí)體模型（Hot Mock-up）兩種。PCBA貼片流程比較復(fù)雜，任何一個環(huán)節(jié)出了問題都將引起焊接品質(zhì)問題。河南軟硬PCBA電路板設(shè)計</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南軟硬PCBA電路板設(shè)計,PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303273997167969/5635042.png"></div><p style="text-indent:25px">電源板PCBA元器件-電容器。因電容內(nèi)有化學(xué)物質(zhì)(電解液)的關(guān)系，工作溫度對電解電容的壽命有相當(dāng)影響，所以長時間下運(yùn)作，除了維持電源供應(yīng)器的良好散熱外，其使用的電解電容廠牌及系列也決定電源供應(yīng)器穩(wěn)定運(yùn)作的可靠度及壽命。電阻器。電阻器用于限制電路上流過的電流，并于電源供應(yīng)器關(guān)閉后釋放電容器內(nèi)所儲存的電荷，避免產(chǎn)生電擊事故。電源板PCBA元器件-電阻器。大功率水泥電阻，可承受較大功率超額，右方則為一般常見的電阻，其上的色碼標(biāo)示出其阻值及誤差。江蘇刻印PCBA電路板生產(chǎn)PCBA生產(chǎn)工序可分為幾個大的工序， SMT貼片加工→DIP插件加工→PCBA測試→成品組裝。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南軟硬PCBA電路板設(shè)計,PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303273937197266/3420192.png"></div><p style="text-indent:25px">Pcba電路板焊接時不要亂甩烙鐵，如果把焊錫甩到芯片的焊腳上（特別是表貼元件），就不容易查到。發(fā)現(xiàn)有短路現(xiàn)象。拿一塊板來割線（特別適合單/雙層板），割線后將每部分功能塊分別通電,逐步排除。使用短路定位分析儀器如果有BGA芯片，由于所有焊點(diǎn)被芯片覆蓋看不見，而且又是多層板（4層以上），因此好在設(shè)計時將每個芯片的電源分割開，用磁珠或0歐電阻連接，這樣出現(xiàn)電源與地短路時，斷開磁珠檢測，很容易定位到某一芯片。由于BGA的焊接難度大，如果不是機(jī)器自動焊接，稍不注意就會把相鄰的電源與地兩個焊球短路。</p><p style="text-indent:25px">Pcba電路板短路現(xiàn)象。拿一塊板來割線（特別適合單/雙層板），割線后將每部分功能塊分別通電,逐步排除。使用短路定位分析儀器?如果有BGA芯片，由于所有焊點(diǎn)被芯片覆蓋看不見，而且又是多層板（4層以上），因此好在設(shè)計時將每個芯片的電源分割開，用磁珠或0歐電阻連接，這樣出現(xiàn)電源與地短路時，斷開磁珠檢測，很容易定位到某一芯片。由于BGA的焊接難度大，如果不是機(jī)器自動焊接，稍不注意就會把相鄰的電源與地兩個焊球短路（103或104）。PCBA貼片質(zhì)量檢驗標(biāo)準(zhǔn)又稱PCBA外觀檢驗標(biāo)準(zhǔn)，作為全球通用的電子裝配標(biāo)準(zhǔn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南軟硬PCBA電路板設(shè)計,PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274051972656/3473515.png"></div><p style="text-indent:25px">PCBA是英文Printed Circuit Board +Assembly 的簡稱，也就是說PCB空板經(jīng)過SMT上件，再經(jīng)過DIP插件的整個制程，簡稱PCBA 。焊錫流程中，變量小的應(yīng)屬于機(jī)器設(shè)備，因此檢查它們，為了達(dá)到檢查的正確性，可用**的電子議器輔助，比如用溫度計檢測各項溫度、用電表精確的校正機(jī)器參數(shù)，PCBA就是將一塊PCB空板經(jīng)過一道道工序的加工，終加工成一個可供用戶使用的電子產(chǎn)品。在生產(chǎn)的過程中，一環(huán)扣著一環(huán)，哪一環(huán)節(jié)出現(xiàn)了質(zhì)量問題，都對產(chǎn)品的質(zhì)量產(chǎn)生很大的影響。pcba標(biāo)準(zhǔn)：允收標(biāo)準(zhǔn)為包括理想狀況、允收狀況、拒收狀況等三種狀況。江蘇刻印PCBA電路板生產(chǎn)</p><p style="text-indent:25px">pcba外表裝置元器件。它包括電阻器、電容器、電感器及半導(dǎo)體器件等。河南軟硬PCBA電路板設(shè)計</p><p style="text-indent:25px">電子產(chǎn)品的加工完成，它們的順序應(yīng)該是這樣的PCB→SMT→PCBA，PCB的生產(chǎn)是非常復(fù)雜的，SMT則相對簡單，PCBA講究的是一站式服務(wù)。PCBA生產(chǎn)工序可分為幾個大的工序， SMT貼片加工→DIP插件加工→PCBA測試→成品組裝。一、SMT貼片加工環(huán)節(jié)。SMT貼片加工的工序為：錫膏攪拌→錫膏印刷→SPI→貼裝→回流焊接→AOI→返修。1、錫膏攪拌。將錫膏從冰箱拿出來解凍之后，使用手工或者機(jī)器進(jìn)行攪拌，以適合印刷及焊接。2、錫膏印刷將錫膏放置在鋼網(wǎng)上，通過刮刀將錫膏漏印到PCB焊盤上。河南軟硬PCBA電路板設(shè)計</p><p style="text-indent:25px">深圳市潤澤五洲電子科技有限公司致力于電子元器件，是一家生產(chǎn)型公司。潤澤五洲致力于為客戶提供良好的方案設(shè)計，電路板加工，PCBA OEM，SMT貼片，一切以用戶需求為中心，深受廣大客戶的歡迎。公司秉持誠信為本的經(jīng)營理念，在電子元器件深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢，打造電子元器件良好品牌。潤澤五洲秉承“客戶為尊、服務(wù)為榮、創(chuàng)意為先、技術(shù)為實(shí)”的經(jīng)營理念，全力打造公司的重點(diǎn)競爭力。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/1431440.html</p></div></div></div></div></div><div id="jiacoq3" class="page-right twoColRt"><div id="bfxpwdp" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="84qs7lx" class="recomPic likePro"><a href="http://m.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) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="2ovhe28" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/846569.html"><div><img 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