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<meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u 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"index_index"><a href="http://www.cdcfah.com/"><span>首頁</span></a></li><li id = "index_company"><a ><span>企業(yè)名錄</span></a></li><li id = "index_product"><a href="http://www.cdcfah.com/cp/"><span>產(chǎn)品供應(yīng)</span></a></li><li id = "index_news"><a href="http://www.cdcfah.com/zx/"><span>新聞資訊</span></a></li><li id = "index_article"><a 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="pzdfm0p" class="twoCol"><div id="s88m79o" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<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>?江蘇高頻PCBA電路板生產(chǎn) 深圳市潤澤五洲電子供應(yīng)</p><div id="2u9cbaw" class="leftbox clearfix"><h1>江蘇高頻PCBA電路板生產(chǎn) 深圳市潤澤五洲電子供應(yīng)</h1><div id="tqr34ri" class="proBig"><div id="nhj74rj" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274132148437/929035.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="jd8uga8" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274132148437/929035.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="m3nzwjq" 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>江蘇高頻PCBA電路板生產(chǎn),PCBA電路板</p><p><span>***更新：</span>2020-12-14 04:14:06</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="znke8ol" 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: </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="y7tasjq" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="n8n2f87" class="box"><p><p style="text-indent:25px">PCBA是 Printed Circuit Board +Assembly 的簡稱，也就是說PCBA是經(jīng)過PCB空板SMT上件，再經(jīng)過DIP插件的整個制程。注：SMT和DIP都是在PCB板上集成零件的方式，江蘇高頻PCBA電路板生產(chǎn)，其主要區(qū)別是SMT不需要在PCB上鉆孔，在DIP需要將零件的PIN腳插入已經(jīng)鉆好的孔中。SMT（Surface Mounted Technology）表面貼裝技術(shù)，主要利用貼裝機是將一些微小型的零件貼裝到PCB板上，其生產(chǎn)流程為：PCB板定位、印刷錫膏、貼裝機貼裝、過回焊爐和制成檢驗。DIP即“插件”，也就是在PCB版上插入零件，這是一些零件尺寸較大而且不適用于貼裝技術(shù)時采用插件的形式集成零件，江蘇高頻PCBA電路板生產(chǎn)。其主要生產(chǎn)流程為：貼背膠、插件、檢驗、過波峰焊、刷版和制成檢驗。PCBA在操作過程中，江蘇高頻PCBA電路板生產(chǎn)，會用到SMT和DIP兩大技術(shù)，這兩者都是集成零件的方式。江蘇高頻PCBA電路板生產(chǎn)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇高頻PCBA電路板生產(chǎn),PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274132148437/929035.png"></div><p style="text-indent:25px">PCBA加工中的拆焊技能介紹拆焊的基本原則：不損壞待拆除的元器件、導(dǎo)線及周圍的元器件；拆焊時不可損傷pcb上的焊盤和印制導(dǎo)線；對已判斷其損壞的電子元器件，可先剪斷引腳再拆除，可以減少損傷；盡量避免移動其他原器件的位置，如必要，必須做好復(fù)原工作。拆焊的工作要點：嚴(yán)格控制加熱的溫度和時間，避免高溫?fù)p壞其他元器件。一般拆焊的時間和溫度比焊接時的要長。拆焊時不要用力過猛。高溫下的元器件封裝強度下降，過力的拉、揺、扭都會損傷元器件和焊盤。吸取拆焊點上的焊料?？梢岳梦a工具吸取焊料，將元器件直接拔下，減少拆焊時間和損傷pcb 的可能性。江蘇高頻PCBA電路板生產(chǎn)計劃，對于絕大多數(shù)企業(yè)的生產(chǎn)計劃的制定都是以客戶訂單為依據(jù)（BTO）。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇高頻PCBA電路板生產(chǎn),PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274150800781/3060340.png"></div><p style="text-indent:25px">什么是PCBA？PCBA=assembly of PCB。將各種電子器件通過表面封裝工藝組裝在線路板上。接下來是box assembly，即將組裝好的PCB同外殼等組裝起來，形成成品。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。這是國內(nèi)常用的一種寫法，而在歐美的標(biāo)準(zhǔn)寫法是PCB'A，是加了斜點的。PCBA，就是貼了片的PCB。PCB與PCBA有什么區(qū)別? PCB指的是線路板，而PCBA指的是線路板插件組裝，SMT制程。PCB(Printed Circuit Board)稱為”印刷電路板”，由環(huán)氧玻璃樹脂材料制成，按其信號層數(shù)的不同分為4、6、8層板，以4、6層板為常見。芯片等貼片元件就貼在PCB上。PCBA可能理解為成品線路板，也就線路板上的工序都完成了后才能算PCBA。</p><p style="text-indent:25px">如何有效降低PCBA的打樣時間與pcba加工為什么要刷三防漆？如今國內(nèi)的電子加工行業(yè)非常繁榮，作為專業(yè)的加工企業(yè)來說自然是完成訂單的速度越快越好，下面就來說說如何有效降低pcba的打樣時間。對于電子加工行業(yè)來說出現(xiàn)加急訂單時常有的事，而要想有效的降低pcba打樣的時間，首先就是不要把時間浪費在打樣作業(yè)外的事情上，比如在進行打樣前要仔細(xì)閱讀pcba打樣的文件和合同等，確定好對于整個打樣的要求，然后就是提前把需要的物料準(zhǔn)備出來，并且安排好打樣人員，如果需要兩班倒的話，還要安排要人員出勤和倒班情況，確定除了技術(shù)外的所有準(zhǔn)備工作都完成。PCBA加工的工藝流程主要包括三大工藝，即PCB線路板制造、SMT貼片加工、DIP插件加工。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇高頻PCBA電路板生產(chǎn),PCBA電路板" src="https://tyunfile.71360.com/UploadFile/rzwz888/637303274112041016/5437222.png"></div><p style="text-indent:25px">電子PCBA線路板電路可靠性**誤區(qū)：司空見慣的經(jīng)驗性的東西，其實我們都很多都是錯的，而這一旦用于設(shè)計，產(chǎn)品可靠性可想而知。所以說“電路設(shè)計器件選型，先論證其不可行性，慎談可行性；電子設(shè)計比拼的不是誰的設(shè)計更好，而是誰的設(shè)計更少犯錯誤”。產(chǎn)品出現(xiàn)問題，有時候并不是研發(fā)的問題，曾經(jīng)有案例，面向國內(nèi)中等以上發(fā)達地區(qū)的設(shè)備，因為在國內(nèi)用的不錯，所以出口到了哥倫比亞，但在那里頻頻故障，故障的原因在于中國中國大陸中等以上發(fā)達地區(qū)的海拔都比較低，所以高海拔地區(qū)，設(shè)備的氣密性受到了挑戰(zhàn)，設(shè)備內(nèi)外壓差增大泄露率增加。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。江蘇高頻PCBA電路板生產(chǎn)</p><p style="text-indent:25px">pcba顯示器件。電子顯示器件是指將電信號轉(zhuǎn)換為光信號的光電轉(zhuǎn)換器件。江蘇高頻PCBA電路板生產(chǎn)</p><p style="text-indent:25px">PCBA在完成后的加工之后，如果不及時進行成品組裝，需要對PCBA進行存儲，以防止PCBA長期暴露空氣中，影響PCBA的性能。PCBA存儲條件主要有：涂敷三防漆，對于長時間的不使用的PCBA板，應(yīng)涂敷三防漆，具有防潮、防塵、防氧化的作用，可有效的延長存儲時間，涂敷三防漆之后可延長9個月的時間。PCBA儲存是不能與空氣和水接觸。首先對PCBA板使用真空袋進行包裝，而且裝箱時需要在箱子邊上圍上一層氣泡膜，氣泡膜的吸水性比較好，這樣對防潮起到了很好的作用，當(dāng)然，防潮珠也是不能少的。然后分類排放好貼上標(biāo)簽。封箱后箱子一定要隔墻、離地存放在干燥通風(fēng)處，還要避免陽光照射。江蘇高頻PCBA電路板生產(chǎn)</p><p style="text-indent:25px">深圳市潤澤五洲電子科技有限公司主要經(jīng)營范圍是電子元器件，擁有一支專業(yè)技術(shù)團隊和良好的市場口碑。公司業(yè)務(wù)分為方案設(shè)計，電路板加工，PCBA OEM，SMT貼片等，目前不斷進行創(chuàng)新和服務(wù)改進，為客戶提供良好的產(chǎn)品和服務(wù)。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，發(fā)揮人才優(yōu)勢，打造電子元器件良好品牌。潤澤五洲立足于全國市場，依托強大的研發(fā)實力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2395412.html</p></div></div></div></div></div><div id="oias3cz" class="page-right twoColRt"><div id="a7keqxj" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="vph88rt" 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配件哪家強信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="7fz393c" class="recomPic likePro"><a 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