PCB如(ru)何布局特殊元器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)--帶有(you)(you)極(ji)性(xing)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)布局要(yao)求(qiu)(qiu)以(yi)(yi)及通孔(kong)(kong)回流(liu)焊(han)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)布局要(yao)求(qiu)(qiu)帶有(you)(you)極(ji)性(xing)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)布局要(yao)求(qiu)(qiu)1）有(you)(you)極(ji)性(xing)或方(fang)(fang)向性(xing)的(de)(de)(de)(de)(de)(de)THD器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)在(zai)(zai)布局上方(fang)(fang)向一致，排列整齊。2）有(you)(you)極(ji)性(xing)的(de)(de)(de)(de)(de)(de)SMC在(zai)(zai)板上方(fang)(fang)向盡量一致；同類型(xing)的(de)(de)(de)(de)(de)(de)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)排列整齊美觀。（帶有(you)(you)極(ji)性(xing)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)包(bao)括(kuo)：電(dian)解電(dian)容、鉭電(dian)容、二(er)極(ji)管等(deng)。）通孔(kong)(kong)回流(liu)焊(han)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)布局要(yao)求(qiu)(qiu)1）對(dui)于非(fei)傳送(song)邊尺寸大于300mm的(de)(de)(de)(de)(de)(de)PCB，較重(zhong)的(de)(de)(de)(de)(de)(de)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)盡量不要(yao)布置在(zai)(zai)PCB的(de)(de)(de)(de)(de)(de)中(zhong)間(jian)(jian)，以(yi)(yi)減(jian)輕由于插(cha)裝(zhuang)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)重(zhong)量在(zai)(zai)焊(han)接過(guo)程(cheng)中(zhong)對(dui)PCB變(bian)形(xing)的(de)(de)(de)(de)(de)(de)影響，以(yi)(yi)及插(cha)裝(zhuang)過(guo)程(cheng)對(dui)板上已經貼放的(de)(de)(de)(de)(de)(de)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)影響。2）為(wei)方(fang)(fang)便(bian)插(cha)裝(zhuang)，器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)推薦布置在(zai)(zai)靠近插(cha)裝(zhuang)操作側(ce)的(de)(de)(de)(de)(de)(de)位置。3）尺寸較長(chang)的(de)(de)(de)(de)(de)(de)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)（如(ru)內(nei)存條插(cha)座等(deng)）長(chang)度(du)方(fang)(fang)向推薦與(yu)(yu)傳送(song)方(fang)(fang)向一致。4）通孔(kong)(kong)回流(liu)焊(han)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)焊(han)盤邊緣(yuan)與(yu)(yu)pitch≤0.65mm的(de)(de)(de)(de)(de)(de)QFP、SOP、連(lian)接器(qi)(qi)(qi)(qi)及所有(you)(you)的(de)(de)(de)(de)(de)(de)BGA的(de)(de)(de)(de)(de)(de)之間(jian)(jian)的(de)(de)(de)(de)(de)(de)距離大于20mm。與(yu)(yu)其他SMT器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)間(jian)(jian)距離＞2mm。5）通孔(kong)(kong)回流(liu)焊(han)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)本(ben)體(ti)間(jian)(jian)距離＞10mm。6）通孔(kong)(kong)回流(liu)焊(han)器(qi)(qi)(qi)(qi)件(jian)(jian)(jian)(jian)焊(han)盤邊緣(yuan)與(yu)(yu)傳送(song)邊的(de)(de)(de)(de)(de)(de)距離≥10mm；與(yu)(yu)非(fei)傳送(song)邊距離≥5mm。深圳市賽孚(fu)電(dian)路科技(ji)有(you)(you)限(xian)公司成(cheng)立于2011年，公司由多名電(dian)路板行業的(de)(de)(de)(de)(de)(de)專家級人士創建，是國內(nei)專業高效的(de)(de)(de)(de)(de)(de)PCB/FPC快件(jian)(jian)(jian)(jian)服務商(shang)之一。公司成(cheng)立以(yi)(yi)來(lai)，一直專注(zhu)樣品，中(zhong)小批量領域。PCB電(dian)路板無鉛(qian)噴錫與(yu)(yu)有(you)(you)鉛(qian)噴錫的(de)(de)(de)(de)(de)(de)區別在(zai)(zai)哪(na)？6OZ厚銅線路板生產

PCB電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)在生活中(zhong)發揮著(zhu)重(zhong)要作用(yong)。它是電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)元件(jian)(jian)的(de)(de)基(ji)礎和高(gao)速(su)公(gong)路(lu)(lu)(lu)(lu)。就這一(yi)(yi)點而(er)言，PCB的(de)(de)質(zhi)量非常關鍵。要檢查PCB的(de)(de)質(zhi)量，必須(xu)進行(xing)多項可(ke)靠性測(ce)試(shi)(shi)。以(yi)下段落(luo)是對(dui)測(ce)試(shi)(shi)的(de)(de)介紹(shao)。1.離子(zi)(zi)污染(ran)測(ce)試(shi)(shi)目(mu)的(de)(de)：檢查電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)表(biao)面(mian)的(de)(de)離子(zi)(zi)數量，以(yi)確定電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)的(de)(de)清潔度(du)是否合格。方(fang)法(fa)：使用(yong)75％濃度(du)的(de)(de)丙(bing)醇(chun)清潔樣品(pin)(pin)表(biao)面(mian)。離子(zi)(zi)可(ke)以(yi)溶(rong)解(jie)到丙(bing)醇(chun)中(zhong)，從而(er)改變(bian)其導(dao)電(dian)(dian)(dian)(dian)(dian)性。記(ji)(ji)錄(lu)電(dian)(dian)(dian)(dian)(dian)導(dao)率的(de)(de)變(bian)化(hua)以(yi)確定離子(zi)(zi)濃度(du)。標(biao)(biao)準：小于或等(deng)于6.45ug.NaCl/阻(zu)焊膜(mo)的(de)(de)耐化(hua)學(xue)性試(shi)(shi)驗目(mu)的(de)(de)：檢查阻(zu)焊膜(mo)的(de)(de)耐化(hua)學(xue)性方(fang)法(fa)：在樣品(pin)(pin)表(biao)面(mian)上滴加(jia)qs（量子(zi)(zi)滿意(yi)的(de)(de)）二氯甲(jia)烷。過一(yi)(yi)會兒，用(yong)白色棉擦(ca)拭二氯甲(jia)烷。檢查棉花是否染(ran)色以(yi)及(ji)焊料(liao)(liao)面(mian)罩是否溶(rong)解(jie)。標(biao)(biao)準：無(wu)染(ran)料(liao)(liao)或溶(rong)解(jie)。3.阻(zu)焊層的(de)(de)硬度(du)測(ce)試(shi)(shi)目(mu)的(de)(de)：檢查阻(zu)焊膜(mo)的(de)(de)硬度(du)方(fang)法(fa)：將電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)放(fang)在平坦的(de)(de)表(biao)面(mian)上。使用(yong)標(biao)(biao)準測(ce)試(shi)(shi)筆在船(chuan)上刮(gua)擦(ca)一(yi)(yi)定范圍的(de)(de)硬度(du)，直(zhi)到沒有刮(gua)痕(hen)。記(ji)(ji)錄(lu)鉛筆的(de)(de)比(bi)較低(di)硬度(du)。標(biao)(biao)準：比(bi)較低(di)硬度(du)應高(gao)于6H。深(shen)圳市賽孚(fu)電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)科(ke)技有限公(gong)司成立(li)于2011年，公(gong)司由多名電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)行(xing)業的(de)(de)專(zhuan)家級(ji)人士(shi)創建(jian)，是國(guo)內專(zhuan)業高(gao)效的(de)(de)PCB/FPC快件(jian)(jian)服務商之一(yi)(yi)。公(gong)司成立(li)以(yi)來，一(yi)(yi)直(zhi)專(zhuan)注樣品(pin)(pin)，中(zhong)小批量領域。們的(de)(de)產品(pin)(pin)包(bao)括：高(gao)多層PCB、HDIPCB、PCB高(gao)頻板(ban)、軟硬結合板(ban)、FPC等(deng)特種高(gao)難度(du)電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)PCB六層板(ban)定做(zuo)PCB電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)散(san)熱設計技巧有哪些(xie)呢？

線(xian)(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)(ban)按層(ceng)(ceng)(ceng)(ceng)(ceng)數來分的(de)話分為(wei)單(dan)(dan)(dan)(dan)面(mian)板(ban)(ban)(ban)(ban)，雙(shuang)面(mian)板(ban)(ban)(ban)(ban)，和(he)多層(ceng)(ceng)(ceng)(ceng)(ceng)線(xian)(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)(ban)三(san)個大(da)的(de)分類。多層(ceng)(ceng)(ceng)(ceng)(ceng)板(ban)(ban)(ban)(ban)：指(zhi)具(ju)有三(san)層(ceng)(ceng)(ceng)(ceng)(ceng)以上(shang)的(de)導電(dian)圖形(xing)層(ceng)(ceng)(ceng)(ceng)(ceng)與其(qi)間(jian)的(de)絕緣材料以相隔層(ceng)(ceng)(ceng)(ceng)(ceng)壓(ya)而(er)成(cheng)(cheng)，且其(qi)間(jian)導電(dian)圖形(xing)按要(yao)(yao)求互連的(de)印(yin)制板(ban)(ban)(ban)(ban)。多層(ceng)(ceng)(ceng)(ceng)(ceng)線(xian)(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)(ban)是電(dian)子信(xin)息技術向(xiang)高速(su)度(du)、多功能、大(da)容量(liang)、小體(ti)積、薄型(xing)化、輕量(liang)化方向(xiang)發展的(de)產物。單(dan)(dan)(dan)(dan)面(mian)板(ban)(ban)(ban)(ban)：基(ji)本(ben)的(de)PCB上(shang)，零件集(ji)中(zhong)(zhong)在(zai)(zai)其(qi)中(zhong)(zhong)一(yi)(yi)面(mian)，導線(xian)(xian)(xian)則集(ji)中(zhong)(zhong)在(zai)(zai)另一(yi)(yi)面(mian)上(shang)。因(yin)為(wei)導線(xian)(xian)(xian)只出現在(zai)(zai)其(qi)中(zhong)(zhong)一(yi)(yi)面(mian)，所(suo)(suo)以就稱這種PCB叫作單(dan)(dan)(dan)(dan)面(mian)線(xian)(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)(ban)。單(dan)(dan)(dan)(dan)面(mian)板(ban)(ban)(ban)(ban)通常制作簡單(dan)(dan)(dan)(dan)，造價低，但是缺點是無法應(ying)用于太復雜的(de)產品(pin)上(shang)。雙(shuang)面(mian)板(ban)(ban)(ban)(ban)：是單(dan)(dan)(dan)(dan)面(mian)板(ban)(ban)(ban)(ban)的(de)延伸，當單(dan)(dan)(dan)(dan)層(ceng)(ceng)(ceng)(ceng)(ceng)布線(xian)(xian)(xian)不能滿足電(dian)子產品(pin)的(de)需要(yao)(yao)時，就要(yao)(yao)使用雙(shuang)面(mian)板(ban)(ban)(ban)(ban)了。雙(shuang)面(mian)都有覆銅有走線(xian)(xian)(xian)，并(bing)且可以通過(guo)過(guo)孔來導通兩(liang)層(ceng)(ceng)(ceng)(ceng)(ceng)之(zhi)(zhi)間(jian)的(de)線(xian)(xian)(xian)路(lu)(lu)，使之(zhi)(zhi)形(xing)成(cheng)(cheng)所(suo)(suo)需要(yao)(yao)的(de)網絡連接。線(xian)(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)(ban)按特性來分的(de)話分為(wei)軟(ruan)(ruan)板(ban)(ban)(ban)(ban)(FPC)，硬板(ban)(ban)(ban)(ban)(PCB)，軟(ruan)(ruan)硬結合板(ban)(ban)(ban)(ban)(FPCB)。深圳市賽(sai)孚電(dian)路(lu)(lu)科(ke)技有限公(gong)司(si)(si)成(cheng)(cheng)立于2011年，公(gong)司(si)(si)由多名電(dian)路(lu)(lu)板(ban)(ban)(ban)(ban)行業(ye)的(de)專(zhuan)家級人士創建，是國(guo)內專(zhuan)業(ye)高效的(de)PCB/FPC快(kuai)件服(fu)務(wu)商之(zhi)(zhi)一(yi)(yi)。我們(men)的(de)產品(pin)包括：高多層(ceng)(ceng)(ceng)(ceng)(ceng)PCB、HDIPCB、PCB高頻板(ban)(ban)(ban)(ban)、軟(ruan)(ruan)硬結合板(ban)(ban)(ban)(ban)、FPC等(deng)特種高難度(du)電(dian)路(lu)(lu)板(ban)(ban)(ban)(ban)，專(zhuan)注于多品(pin)種，中(zhong)(zhong)小批量(liang)領域。我們(men)的(de)客戶分布全球各地，目前外(wai)銷訂單(dan)(dan)(dan)(dan)占比70%以上(shang)。

一般(ban)(ban)PCB基本設(she)(she)計(ji)(ji)流程如下：前期(qi)準(zhun)(zhun)備(bei)(bei)->PCB結(jie)構(gou)設(she)(she)計(ji)(ji)->PCB布局->布線->布線優化和(he)(he)絲印->網絡(luo)和(he)(he)DRC檢(jian)(jian)查(cha)和(he)(he)結(jie)構(gou)檢(jian)(jian)查(cha)->制(zhi)版。前期(qi)準(zhun)(zhun)備(bei)(bei)。這(zhe)包括準(zhun)(zhun)備(bei)(bei)元(yuan)件(jian)(jian)庫(ku)(ku)(ku)和(he)(he)原理圖。“工欲(yu)善(shan)其(qi)事，必先利其(qi)器(qi)”，要做(zuo)(zuo)出一塊好(hao)(hao)的(de)(de)(de)(de)(de)板(ban)子(zi)，除了要設(she)(she)計(ji)(ji)好(hao)(hao)原理之(zhi)(zhi)外(wai)(wai)，還要畫得好(hao)(hao)。在(zai)進(jin)行(xing)PCB設(she)(she)計(ji)(ji)之(zhi)(zhi)前，首先要準(zhun)(zhun)備(bei)(bei)好(hao)(hao)原理圖SCH的(de)(de)(de)(de)(de)元(yuan)件(jian)(jian)庫(ku)(ku)(ku)和(he)(he)PCB的(de)(de)(de)(de)(de)元(yuan)件(jian)(jian)庫(ku)(ku)(ku)。元(yuan)件(jian)(jian)庫(ku)(ku)(ku)可以(yi)用peotel自帶的(de)(de)(de)(de)(de)庫(ku)(ku)(ku)，但一般(ban)(ban)情況下很難找到合適(shi)的(de)(de)(de)(de)(de)，比較(jiao)(jiao)好(hao)(hao)是自己根據所(suo)選器(qi)件(jian)(jian)的(de)(de)(de)(de)(de)標準(zhun)(zhun)尺寸資料自己做(zuo)(zuo)元(yuan)件(jian)(jian)庫(ku)(ku)(ku)。原則(ze)上先做(zuo)(zuo)PCB的(de)(de)(de)(de)(de)元(yuan)件(jian)(jian)庫(ku)(ku)(ku)，再做(zuo)(zuo)SCH的(de)(de)(de)(de)(de)元(yuan)件(jian)(jian)庫(ku)(ku)(ku)。PCB的(de)(de)(de)(de)(de)元(yuan)件(jian)(jian)庫(ku)(ku)(ku)要求(qiu)較(jiao)(jiao)高，它(ta)直接影響板(ban)子(zi)的(de)(de)(de)(de)(de)安裝(zhuang)；SCH的(de)(de)(de)(de)(de)元(yuan)件(jian)(jian)庫(ku)(ku)(ku)要求(qiu)相對比較(jiao)(jiao)松，只要注(zhu)意定義好(hao)(hao)管腳屬性和(he)(he)與(yu)PCB元(yuan)件(jian)(jian)的(de)(de)(de)(de)(de)對應(ying)關系就(jiu)行(xing)。PS：注(zhu)意標準(zhun)(zhun)庫(ku)(ku)(ku)中的(de)(de)(de)(de)(de)隱藏管腳。之(zhi)(zhi)后(hou)就(jiu)是原理圖的(de)(de)(de)(de)(de)設(she)(she)計(ji)(ji)，做(zuo)(zuo)好(hao)(hao)后(hou)就(jiu)準(zhun)(zhun)備(bei)(bei)開(kai)始做(zuo)(zuo)PCB設(she)(she)計(ji)(ji)了。PCB多層(ceng)(ceng)板(ban)設(she)(she)計(ji)(ji)板(ban)外(wai)(wai)形、尺寸、層(ceng)(ceng)數的(de)(de)(de)(de)(de)確定?任何一塊印制(zhi)板(ban),都存在(zai)著與(yu)其(qi)他(ta)結(jie)構(gou)件(jian)(jian)配合裝(zhuang)配的(de)(de)(de)(de)(de)問題。

在(zai)設計(ji)(ji)高(gao)頻(pin)(pin)電(dian)(dian)路(lu)(lu)(lu)(lu)時(shi)(shi)，采用(yong)(yong)的(de)(de)(de)是(shi)層(ceng)的(de)(de)(de)形(xing)式來設計(ji)(ji)電(dian)(dian)源(yuan)，在(zai)大(da)多(duo)(duo)數情況下都比(bi)總(zong)線方式有(you)(you)很(hen)大(da)的(de)(de)(de)提(ti)高(gao)，使得電(dian)(dian)路(lu)(lu)(lu)(lu)中沿小(xiao)(xiao)阻抗路(lu)(lu)(lu)(lu)徑(jing)進行設計(ji)(ji)。另(ling)外，功率(lv)板(ban)(ban)必須(xu)提(ti)供(gong)一(yi)個(ge)信(xin)號(hao)回路(lu)(lu)(lu)(lu)，用(yong)(yong)于PCB上所(suo)有(you)(you)產(chan)生和(he)接收的(de)(de)(de)信(xin)號(hao)，以(yi)便使信(xin)號(hao)回路(lu)(lu)(lu)(lu)漸趨小(xiao)(xiao)化(hua)，從(cong)而減少(shao)經常(chang)被低(di)頻(pin)(pin)電(dian)(dian)路(lu)(lu)(lu)(lu)設計(ji)(ji)者忽略的(de)(de)(de)噪(zao)聲。高(gao)頻(pin)(pin)率(lv)PCB的(de)(de)(de)設計(ji)(ji)要(yao)做到電(dian)(dian)源(yuan)與(yu)地面的(de)(de)(de)統一(yi)、穩定；布線和(he)適當的(de)(de)(de)端(duan)接能夠(gou)消除(chu)反光；精心考慮的(de)(de)(de)布線和(he)適當的(de)(de)(de)端(duan)接可(ke)以(yi)減少(shao)小(xiao)(xiao)容(rong)性(xing)和(he)感性(xing)串擾；必須(xu)抑制噪(zao)聲以(yi)滿足EMC要(yao)求。制造高(gao)頻(pin)(pin)電(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)(ban)時(shi)(shi)，介(jie)質(zhi)(zhi)(zhi)損耗(hao)（Df）較小(xiao)(xiao)，主要(yao)影響(xiang)(xiang)信(xin)號(hao)傳輸(shu)質(zhi)(zhi)(zhi)量。介(jie)質(zhi)(zhi)(zhi)損耗(hao)越(yue)小(xiao)(xiao)，信(xin)號(hao)損耗(hao)越(yue)小(xiao)(xiao)；吸水率(lv)越(yue)低(di)，吸水率(lv)越(yue)高(gao)，會影響(xiang)(xiang)介(jie)和(he)介(jie)質(zhi)(zhi)(zhi)損耗(hao)就會受到影響(xiang)(xiang)。介(jie)電(dian)(dian)常(chang)數（DK）必須(xu)小(xiao)(xiao)且穩定。通常(chang)，信(xin)號(hao)的(de)(de)(de)傳輸(shu)速度越(yue)小(xiao)(xiao)，越(yue)好。信(xin)號(hao)的(de)(de)(de)傳輸(shu)速度與(yu)材(cai)料(liao)介(jie)電(dian)(dian)常(chang)數的(de)(de)(de)電(dian)(dian)常(chang)數容(rong)易導致(zhi)(zhi)信(xin)號(hao)傳輸(shu)延遲；盡可(ke)能與(yu)銅(tong)(tong)(tong)箔的(de)(de)(de)熱(re)膨脹(zhang)系數一(yi)致(zhi)(zhi)，因(yin)為(wei)(wei)不一(yi)致(zhi)(zhi)會導致(zhi)(zhi)銅(tong)(tong)(tong)箔在(zai)冷熱(re)變化(hua)中分離；其他耐熱(re)性(xing)、耐化(hua)學性(xing)、沖擊強度、剝離強度等。通常(chang)，高(gao)頻(pin)(pin)信(xin)號(hao)可(ke)以(yi)定義為(wei)(wei)1GHz以(yi)上。目前，氟介(jie)質(zhi)(zhi)(zhi)基板(ban)(ban)被普遍使用(yong)(yong)，如(ru)聚(ju)四氟乙烯(xi)(xi)（聚(ju)四氟乙烯(xi)(xi)），通常(chang)為(wei)(wei)特(te)氟龍。深圳市賽孚電(dian)(dian)路(lu)(lu)(lu)(lu)科技有(you)(you)限公司成立于2011年(nian)，公司由多(duo)(duo)名電(dian)(dian)路(lu)(lu)(lu)(lu)板(ban)(ban)行業(ye)(ye)的(de)(de)(de)專家級人士創建(jian)，是(shi)國(guo)內專業(ye)(ye)高(gao)效的(de)(de)(de)PCB/FPC快件服務商之一(yi)。PCB設計(ji)(ji)是(shi)不是(shi)該去除(chu)孤銅(tong)(tong)(tong)?6OZ厚銅(tong)(tong)(tong)線路(lu)(lu)(lu)(lu)板(ban)(ban)生產(chan)

點膠PCB電路板保(bao)護(hu)工藝PCB電路板點膠其實是保(bao)護(hu)產品(pin)的一種工藝。6OZ厚銅線路板生產

實(shi)(shi)現(xian)PCB高效(xiao)自(zi)(zi)動布線(xian)(xian)(xian)的設(she)(she)(she)計(ji)技(ji)巧和要(yao)點4、扇出設(she)(she)(she)計(ji)在扇出設(she)(she)(she)計(ji)階(jie)段，要(yao)使自(zi)(zi)動布線(xian)(xian)(xian)工具能(neng)對組(zu)件引(yin)腳進行(xing)連(lian)接，表面貼裝(zhuang)器件的每一個引(yin)腳至(zhi)少應有一個過(guo)孔(kong)(kong)，以便在需(xu)要(yao)更多的連(lian)接時(shi)，電(dian)路(lu)(lu)(lu)板(ban)能(neng)夠進行(xing)內層連(lian)接、在線(xian)(xian)(xian)測(ce)試(shi)(shi)(ICT)和電(dian)路(lu)(lu)(lu)再處理。為了使自(zi)(zi)動布線(xian)(xian)(xian)工具效(xiao)率比(bi)較(jiao)高，一定要(yao)盡可(ke)能(neng)使用比(bi)較(jiao)大的過(guo)孔(kong)(kong)尺寸和印(yin)制線(xian)(xian)(xian)，間(jian)隔設(she)(she)(she)置為50mil較(jiao)為理想(xiang)。要(yao)采用使布線(xian)(xian)(xian)路(lu)(lu)(lu)徑數比(bi)較(jiao)大的過(guo)孔(kong)(kong)類(lei)型(xing)。進行(xing)扇出設(she)(she)(she)計(ji)時(shi)，要(yao)考(kao)慮(lv)到電(dian)路(lu)(lu)(lu)在線(xian)(xian)(xian)測(ce)試(shi)(shi)問(wen)題。測(ce)試(shi)(shi)夾具可(ke)能(neng)很昂貴，而且通常是(shi)在即將投入生(sheng)(sheng)產(chan)(chan)(chan)時(shi)才會(hui)訂購，如果這(zhe)(zhe)時(shi)候才考(kao)慮(lv)添加節(jie)點以實(shi)(shi)現(xian)100%可(ke)測(ce)試(shi)(shi)性(xing)就(jiu)太晚了。經(jing)過(guo)慎重考(kao)慮(lv)和預測(ce)，電(dian)路(lu)(lu)(lu)在線(xian)(xian)(xian)測(ce)試(shi)(shi)的設(she)(she)(she)計(ji)可(ke)在設(she)(she)(she)計(ji)初期進行(xing)，在生(sheng)(sheng)產(chan)(chan)(chan)過(guo)程后期實(shi)(shi)現(xian)，根據布線(xian)(xian)(xian)路(lu)(lu)(lu)徑和電(dian)路(lu)(lu)(lu)在線(xian)(xian)(xian)測(ce)試(shi)(shi)來確定過(guo)孔(kong)(kong)扇出類(lei)型(xing)，電(dian)源和接地(di)也會(hui)影(ying)響到布線(xian)(xian)(xian)和扇出設(she)(she)(she)計(ji)。為降低濾(lv)波電(dian)容(rong)器連(lian)接線(xian)(xian)(xian)產(chan)(chan)(chan)生(sheng)(sheng)的感(gan)抗，過(guo)孔(kong)(kong)應盡可(ke)能(neng)靠近表面貼裝(zhuang)器件的引(yin)腳，必(bi)要(yao)時(shi)可(ke)采用手動布線(xian)(xian)(xian)，這(zhe)(zhe)可(ke)能(neng)會(hui)對原來設(she)(she)(she)想(xiang)的布線(xian)(xian)(xian)路(lu)(lu)(lu)徑產(chan)(chan)(chan)生(sheng)(sheng)影(ying)響，甚至(zhi)可(ke)能(neng)會(hui)導致你重新考(kao)慮(lv)使用哪種過(guo)孔(kong)(kong)，因此必(bi)須考(kao)慮(lv)過(guo)孔(kong)(kong)和引(yin)腳感(gan)抗間(jian)的關(guan)系并設(she)(she)(she)定過(guo)孔(kong)(kong)規格的優先級(ji)。賽(sai)孚電(dian)路(lu)(lu)(lu)科技(ji)有限公(gong)司成立于2011年，專注(zhu)PCB多層板(ban)，HDI板(ban)，軟硬結(jie)合板(ban),FPC電(dian)路(lu)(lu)(lu)板(ban)生(sheng)(sheng)產(chan)(chan)(chan)6OZ厚銅線(xian)(xian)(xian)路(lu)(lu)(lu)板(ban)生(sheng)(sheng)產(chan)(chan)(chan)

深(shen)圳市賽孚電(dian)路科技有(you)限公(gong)(gong)(gong)司(si)位(wei)于(yu)東(dong)莞市長安鎮睦鄰(lin)路7號，是一家專(zhuan)業(ye)(ye)的(de)公(gong)(gong)(gong)司(si)產(chan)品(pin)(pin)(pin)廣(guang)泛應用(yong)于(yu)通信、工(gong)業(ye)(ye)控(kong)制、計算(suan)機(ji)應用(yong)、航(hang)(hang)空(kong)航(hang)(hang)天(tian)、醫療、測(ce)試儀器(qi)、電(dian)源(yuan)等(deng)各個(ge)(ge)領(ling)域。我(wo)們(men)的(de)產(chan)品(pin)(pin)(pin)包(bao)括(kuo)：高多層(ceng)PCB、HDI PCB、PCB高頻板(ban)、軟(ruan)(ruan)硬(ying)結(jie)(jie)合板(ban)、FPC等(deng)特種(zhong)高難度電(dian)路板(ban)，專(zhuan)注(zhu)于(yu)多品(pin)(pin)(pin)種(zhong)，中(zhong)小批量(liang)領(ling)域。我(wo)們(men)的(de)客戶(hu)分布全球各地，目前(qian)(qian)外銷(xiao)訂單占比70%以(yi)(yi)(yi)上。公(gong)(gong)(gong)司(si)。專(zhuan)業(ye)(ye)的(de)團隊大(da)多數員工(gong)都有(you)多年工(gong)作經驗，熟悉行(xing)業(ye)(ye)專(zhuan)業(ye)(ye)知識技能，致(zhi)力于(yu)發(fa)展(zhan)賽孚的(de)品(pin)(pin)(pin)牌。公(gong)(gong)(gong)司(si)以(yi)(yi)(yi)用(yong)心服務(wu)(wu)為(wei)重點價值，希望(wang)通過我(wo)們(men)的(de)專(zhuan)業(ye)(ye)水(shui)平和不(bu)懈努(nu)力，將公(gong)(gong)(gong)司(si)產(chan)品(pin)(pin)(pin)廣(guang)泛應用(yong)于(yu)通信、工(gong)業(ye)(ye)控(kong)制、計算(suan)機(ji)應用(yong)、航(hang)(hang)空(kong)航(hang)(hang)天(tian)、醫療、測(ce)試儀器(qi)、電(dian)源(yuan)等(deng)各個(ge)(ge)領(ling)域。我(wo)們(men)的(de)產(chan)品(pin)(pin)(pin)包(bao)括(kuo)：高多層(ceng)PCB、HDI PCB、PCB高頻板(ban)、軟(ruan)(ruan)硬(ying)結(jie)(jie)合板(ban)、FPC等(deng)特種(zhong)高難度電(dian)路板(ban)，專(zhuan)注(zhu)于(yu)多品(pin)(pin)(pin)種(zhong)，中(zhong)小批量(liang)領(ling)域。我(wo)們(men)的(de)客戶(hu)分布全球各地，目前(qian)(qian)外銷(xiao)訂單占比70%以(yi)(yi)(yi)上。等(deng)業(ye)(ye)務(wu)(wu)進行(xing)到(dao)底。自公(gong)(gong)(gong)司(si)成立以(yi)(yi)(yi)來(lai)，一直(zhi)秉承“以(yi)(yi)(yi)質量(liang)求生存，以(yi)(yi)(yi)信譽求發(fa)展(zhan)”的(de)經營(ying)理念，始終堅持以(yi)(yi)(yi)客戶(hu)的(de)需求和滿(man)意為(wei)重點，為(wei)客戶(hu)提供良(liang)好的(de)HDI板(ban)，PCB電(dian)路板(ban)，PCB線路板(ban)，軟(ruan)(ruan)硬(ying)結(jie)(jie)合板(ban)，從而使公(gong)(gong)(gong)司(si)不(bu)斷發(fa)展(zhan)壯大(da)。

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