PCB如(ru)何布(bu)局(ju)(ju)(ju)特殊(shu)元(yuan)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)--帶有(you)極(ji)(ji)(ji)性器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)布(bu)局(ju)(ju)(ju)要(yao)求(qiu)以(yi)及(ji)通孔(kong)回流(liu)(liu)(liu)焊(han)(han)(han)(han)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)布(bu)局(ju)(ju)(ju)要(yao)求(qiu)帶有(you)極(ji)(ji)(ji)性器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)布(bu)局(ju)(ju)(ju)要(yao)求(qiu)1）有(you)極(ji)(ji)(ji)性或方向(xiang)(xiang)性的(de)(de)(de)THD器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)在(zai)布(bu)局(ju)(ju)(ju)上方向(xiang)(xiang)一(yi)(yi)致(zhi)，排列(lie)整齊。2）有(you)極(ji)(ji)(ji)性的(de)(de)(de)SMC在(zai)板(ban)上方向(xiang)(xiang)盡量(liang)(liang)一(yi)(yi)致(zhi)；同類型的(de)(de)(de)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)排列(lie)整齊美(mei)觀。（帶有(you)極(ji)(ji)(ji)性器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)包(bao)括：電解電容、鉭電容、二(er)極(ji)(ji)(ji)管等。）通孔(kong)回流(liu)(liu)(liu)焊(han)(han)(han)(han)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)布(bu)局(ju)(ju)(ju)要(yao)求(qiu)1）對(dui)于(yu)(yu)非傳送(song)邊(bian)尺(chi)寸大(da)于(yu)(yu)300mm的(de)(de)(de)PCB，較重的(de)(de)(de)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)盡量(liang)(liang)不要(yao)布(bu)置在(zai)PCB的(de)(de)(de)中(zhong)間，以(yi)減輕由(you)于(yu)(yu)插裝器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)重量(liang)(liang)在(zai)焊(han)(han)(han)(han)接過程中(zhong)對(dui)PCB變形的(de)(de)(de)影響，以(yi)及(ji)插裝過程對(dui)板(ban)上已經貼放的(de)(de)(de)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)影響。2）為方便插裝，器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)推(tui)薦布(bu)置在(zai)靠近插裝操作側(ce)的(de)(de)(de)位置。3）尺(chi)寸較長的(de)(de)(de)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)（如(ru)內(nei)存條插座等）長度(du)方向(xiang)(xiang)推(tui)薦與(yu)傳送(song)方向(xiang)(xiang)一(yi)(yi)致(zhi)。4）通孔(kong)回流(liu)(liu)(liu)焊(han)(han)(han)(han)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)焊(han)(han)(han)(han)盤(pan)邊(bian)緣與(yu)pitch≤0.65mm的(de)(de)(de)QFP、SOP、連接器(qi)(qi)及(ji)所有(you)的(de)(de)(de)BGA的(de)(de)(de)之間的(de)(de)(de)距離(li)大(da)于(yu)(yu)20mm。與(yu)其他SMT器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)間距離(li)＞2mm。5）通孔(kong)回流(liu)(liu)(liu)焊(han)(han)(han)(han)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)本體間距離(li)＞10mm。6）通孔(kong)回流(liu)(liu)(liu)焊(han)(han)(han)(han)器(qi)(qi)件(jian)(jian)(jian)(jian)(jian)焊(han)(han)(han)(han)盤(pan)邊(bian)緣與(yu)傳送(song)邊(bian)的(de)(de)(de)距離(li)≥10mm；與(yu)非傳送(song)邊(bian)距離(li)≥5mm。深圳市賽孚(fu)電路科技(ji)有(you)限(xian)公司(si)(si)成立(li)于(yu)(yu)2011年，公司(si)(si)由(you)多名電路板(ban)行業的(de)(de)(de)專家級人士創(chuang)建(jian)，是國內(nei)專業高效的(de)(de)(de)PCB/FPC快件(jian)(jian)(jian)(jian)(jian)服(fu)務商之一(yi)(yi)。公司(si)(si)成立(li)以(yi)來，一(yi)(yi)直專注樣品，中(zhong)小批(pi)量(liang)(liang)領(ling)域。PCB電路板(ban)無鉛噴(pen)錫(xi)與(yu)有(you)鉛噴(pen)錫(xi)的(de)(de)(de)區別在(zai)哪(na)？6OZ厚銅線路板(ban)生(sheng)產

PCB電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)(ban)(ban)在(zai)(zai)生(sheng)活中(zhong)發揮(hui)著重要作用。它是(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)子元(yuan)件的(de)基礎和高速(su)公(gong)路(lu)。就這一點(dian)而言，PCB的(de)質(zhi)量(liang)(liang)非(fei)常(chang)關鍵。要檢(jian)(jian)查(cha)PCB的(de)質(zhi)量(liang)(liang)，必須進行多項可靠(kao)性(xing)測(ce)(ce)試(shi)。以(yi)(yi)下段(duan)落是(shi)(shi)對測(ce)(ce)試(shi)的(de)介(jie)紹。1.離(li)子污染(ran)測(ce)(ce)試(shi)目的(de)：檢(jian)(jian)查(cha)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)(ban)(ban)表面的(de)離(li)子數量(liang)(liang)，以(yi)(yi)確定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)(ban)(ban)的(de)清潔度(du)(du)是(shi)(shi)否合格。方法(fa)：使用75％濃(nong)度(du)(du)的(de)丙(bing)醇(chun)清潔樣(yang)品(pin)表面。離(li)子可以(yi)(yi)溶解(jie)到丙(bing)醇(chun)中(zhong)，從(cong)而改(gai)變其導(dao)電(dian)(dian)(dian)(dian)(dian)(dian)性(xing)。記錄電(dian)(dian)(dian)(dian)(dian)(dian)導(dao)率的(de)變化(hua)以(yi)(yi)確定(ding)(ding)離(li)子濃(nong)度(du)(du)。標準(zhun)：小于或(huo)等于6.45ug.NaCl/阻焊膜的(de)耐(nai)化(hua)學(xue)(xue)性(xing)試(shi)驗(yan)目的(de)：檢(jian)(jian)查(cha)阻焊膜的(de)耐(nai)化(hua)學(xue)(xue)性(xing)方法(fa)：在(zai)(zai)樣(yang)品(pin)表面上滴加(jia)qs（量(liang)(liang)子滿意的(de)）二氯甲(jia)烷(wan)。過一會兒，用白色棉(mian)擦拭二氯甲(jia)烷(wan)。檢(jian)(jian)查(cha)棉(mian)花(hua)是(shi)(shi)否染(ran)色以(yi)(yi)及焊料面罩(zhao)是(shi)(shi)否溶解(jie)。標準(zhun)：無染(ran)料或(huo)溶解(jie)。3.阻焊層(ceng)(ceng)的(de)硬度(du)(du)測(ce)(ce)試(shi)目的(de)：檢(jian)(jian)查(cha)阻焊膜的(de)硬度(du)(du)方法(fa)：將電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)(ban)(ban)放(fang)在(zai)(zai)平坦的(de)表面上。使用標準(zhun)測(ce)(ce)試(shi)筆在(zai)(zai)船上刮擦一定(ding)(ding)范圍的(de)硬度(du)(du)，直到沒有刮痕。記錄鉛筆的(de)比(bi)較(jiao)低硬度(du)(du)。標準(zhun)：比(bi)較(jiao)低硬度(du)(du)應高于6H。深圳市賽孚電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)科技有限(xian)公(gong)司(si)成(cheng)(cheng)立于2011年，公(gong)司(si)由多名電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)(ban)(ban)行業(ye)的(de)專(zhuan)家級(ji)人士創建，是(shi)(shi)國內專(zhuan)業(ye)高效(xiao)的(de)PCB/FPC快件服(fu)務(wu)商(shang)之一。公(gong)司(si)成(cheng)(cheng)立以(yi)(yi)來，一直專(zhuan)注樣(yang)品(pin)，中(zhong)小批量(liang)(liang)領域。們的(de)產品(pin)包括：高多層(ceng)(ceng)PCB、HDIPCB、PCB高頻(pin)板(ban)(ban)(ban)、軟(ruan)硬結合板(ban)(ban)(ban)、FPC等特種高難度(du)(du)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)(ban)(ban)PCB六層(ceng)(ceng)板(ban)(ban)(ban)定(ding)(ding)做PCB電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)(ban)(ban)散熱(re)設計技巧有哪些呢？

線(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)按層(ceng)(ceng)數來分(fen)的(de)(de)(de)(de)(de)話分(fen)為單(dan)面(mian)(mian)板(ban)(ban)(ban)，雙(shuang)面(mian)(mian)板(ban)(ban)(ban)，和(he)多(duo)(duo)層(ceng)(ceng)線(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)三(san)個大的(de)(de)(de)(de)(de)分(fen)類(lei)。多(duo)(duo)層(ceng)(ceng)板(ban)(ban)(ban)：指具有(you)三(san)層(ceng)(ceng)以(yi)(yi)上(shang)的(de)(de)(de)(de)(de)導電(dian)圖(tu)形(xing)層(ceng)(ceng)與其(qi)(qi)間(jian)的(de)(de)(de)(de)(de)絕(jue)緣材料以(yi)(yi)相隔(ge)層(ceng)(ceng)壓而成(cheng)(cheng)，且(qie)其(qi)(qi)間(jian)導電(dian)圖(tu)形(xing)按要(yao)求互連的(de)(de)(de)(de)(de)印制(zhi)板(ban)(ban)(ban)。多(duo)(duo)層(ceng)(ceng)線(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)是(shi)電(dian)子(zi)信息(xi)技術向高(gao)速(su)度(du)、多(duo)(duo)功能、大容量、小(xiao)(xiao)體積、薄型化、輕量化方向發展的(de)(de)(de)(de)(de)產(chan)物。單(dan)面(mian)(mian)板(ban)(ban)(ban)：基(ji)本的(de)(de)(de)(de)(de)PCB上(shang)，零件集中(zhong)在(zai)其(qi)(qi)中(zhong)一(yi)面(mian)(mian)，導線(xian)(xian)則集中(zhong)在(zai)另一(yi)面(mian)(mian)上(shang)。因為導線(xian)(xian)只(zhi)出現在(zai)其(qi)(qi)中(zhong)一(yi)面(mian)(mian)，所以(yi)(yi)就稱(cheng)這種(zhong)PCB叫作單(dan)面(mian)(mian)線(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)。單(dan)面(mian)(mian)板(ban)(ban)(ban)通(tong)(tong)常制(zhi)作簡(jian)單(dan)，造價低，但是(shi)缺(que)點是(shi)無(wu)法應用于(yu)太(tai)復雜的(de)(de)(de)(de)(de)產(chan)品上(shang)。雙(shuang)面(mian)(mian)板(ban)(ban)(ban)：是(shi)單(dan)面(mian)(mian)板(ban)(ban)(ban)的(de)(de)(de)(de)(de)延伸，當單(dan)層(ceng)(ceng)布線(xian)(xian)不能滿足電(dian)子(zi)產(chan)品的(de)(de)(de)(de)(de)需要(yao)時，就要(yao)使(shi)用雙(shuang)面(mian)(mian)板(ban)(ban)(ban)了。雙(shuang)面(mian)(mian)都有(you)覆銅有(you)走線(xian)(xian)，并且(qie)可以(yi)(yi)通(tong)(tong)過過孔來導通(tong)(tong)兩層(ceng)(ceng)之(zhi)間(jian)的(de)(de)(de)(de)(de)線(xian)(xian)路(lu)(lu)，使(shi)之(zhi)形(xing)成(cheng)(cheng)所需要(yao)的(de)(de)(de)(de)(de)網絡(luo)連接(jie)。線(xian)(xian)路(lu)(lu)板(ban)(ban)(ban)按特(te)性來分(fen)的(de)(de)(de)(de)(de)話分(fen)為軟板(ban)(ban)(ban)(FPC)，硬(ying)板(ban)(ban)(ban)(PCB)，軟硬(ying)結(jie)合(he)板(ban)(ban)(ban)(FPCB)。深(shen)圳市賽孚電(dian)路(lu)(lu)科(ke)技有(you)限(xian)公司成(cheng)(cheng)立于(yu)2011年，公司由多(duo)(duo)名電(dian)路(lu)(lu)板(ban)(ban)(ban)行業的(de)(de)(de)(de)(de)專(zhuan)家級人士創建，是(shi)國(guo)內專(zhuan)業高(gao)效的(de)(de)(de)(de)(de)PCB/FPC快件服(fu)務商之(zhi)一(yi)。我們(men)的(de)(de)(de)(de)(de)產(chan)品包括：高(gao)多(duo)(duo)層(ceng)(ceng)PCB、HDIPCB、PCB高(gao)頻板(ban)(ban)(ban)、軟硬(ying)結(jie)合(he)板(ban)(ban)(ban)、FPC等特(te)種(zhong)高(gao)難度(du)電(dian)路(lu)(lu)板(ban)(ban)(ban)，專(zhuan)注于(yu)多(duo)(duo)品種(zhong)，中(zhong)小(xiao)(xiao)批量領(ling)域。我們(men)的(de)(de)(de)(de)(de)客(ke)戶分(fen)布全球各地，目前外銷訂單(dan)占比70%以(yi)(yi)上(shang)。

一般(ban)PCB基(ji)本設(she)(she)計流程如下：前期(qi)準(zhun)(zhun)備(bei)(bei)->PCB結構設(she)(she)計->PCB布局->布線->布線優(you)化和(he)(he)絲印->網(wang)絡和(he)(he)DRC檢查和(he)(he)結構檢查->制版(ban)。前期(qi)準(zhun)(zhun)備(bei)(bei)。這(zhe)包括準(zhun)(zhun)備(bei)(bei)元件庫(ku)(ku)(ku)(ku)(ku)和(he)(he)原(yuan)理(li)(li)圖(tu)。“工欲善其(qi)(qi)事，必先(xian)(xian)利其(qi)(qi)器”，要(yao)做(zuo)(zuo)出一塊好(hao)(hao)的(de)(de)板(ban)(ban)子，除(chu)了要(yao)設(she)(she)計好(hao)(hao)原(yuan)理(li)(li)之(zhi)外，還要(yao)畫(hua)得好(hao)(hao)。在進(jin)行PCB設(she)(she)計之(zhi)前，首先(xian)(xian)要(yao)準(zhun)(zhun)備(bei)(bei)好(hao)(hao)原(yuan)理(li)(li)圖(tu)SCH的(de)(de)元件庫(ku)(ku)(ku)(ku)(ku)和(he)(he)PCB的(de)(de)元件庫(ku)(ku)(ku)(ku)(ku)。元件庫(ku)(ku)(ku)(ku)(ku)可(ke)以用peotel自帶的(de)(de)庫(ku)(ku)(ku)(ku)(ku)，但(dan)一般(ban)情(qing)況下很難找到合(he)適(shi)的(de)(de)，比(bi)(bi)較好(hao)(hao)是自己根(gen)據所(suo)選器件的(de)(de)標準(zhun)(zhun)尺寸資料(liao)自己做(zuo)(zuo)元件庫(ku)(ku)(ku)(ku)(ku)。原(yuan)則上先(xian)(xian)做(zuo)(zuo)PCB的(de)(de)元件庫(ku)(ku)(ku)(ku)(ku)，再做(zuo)(zuo)SCH的(de)(de)元件庫(ku)(ku)(ku)(ku)(ku)。PCB的(de)(de)元件庫(ku)(ku)(ku)(ku)(ku)要(yao)求較高，它直接影(ying)響板(ban)(ban)子的(de)(de)安裝(zhuang)；SCH的(de)(de)元件庫(ku)(ku)(ku)(ku)(ku)要(yao)求相(xiang)對比(bi)(bi)較松(song)，只要(yao)注意定義好(hao)(hao)管腳屬(shu)性和(he)(he)與PCB元件的(de)(de)對應關系(xi)就行。PS：注意標準(zhun)(zhun)庫(ku)(ku)(ku)(ku)(ku)中的(de)(de)隱藏管腳。之(zhi)后(hou)就是原(yuan)理(li)(li)圖(tu)的(de)(de)設(she)(she)計，做(zuo)(zuo)好(hao)(hao)后(hou)就準(zhun)(zhun)備(bei)(bei)開始做(zuo)(zuo)PCB設(she)(she)計了。PCB多層板(ban)(ban)設(she)(she)計板(ban)(ban)外形、尺寸、層數的(de)(de)確定?任何一塊印制板(ban)(ban),都存在著與其(qi)(qi)他結構件配合(he)裝(zhuang)配的(de)(de)問題。

在(zai)設(she)計(ji)(ji)高(gao)(gao)頻(pin)電(dian)(dian)(dian)(dian)路(lu)(lu)時(shi)，采用(yong)的(de)是(shi)層的(de)形式來設(she)計(ji)(ji)電(dian)(dian)(dian)(dian)源，在(zai)大(da)多數(shu)情況下都比總線方式有很(hen)大(da)的(de)提(ti)高(gao)(gao)，使得電(dian)(dian)(dian)(dian)路(lu)(lu)中沿小(xiao)阻(zu)抗路(lu)(lu)徑進行(xing)設(she)計(ji)(ji)。另外，功率(lv)板(ban)必須提(ti)供一個信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)回路(lu)(lu)，用(yong)于(yu)PCB上所有產生和接(jie)(jie)收的(de)信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)，以(yi)便(bian)使信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)回路(lu)(lu)漸趨(qu)小(xiao)化(hua)(hua)，從而(er)減(jian)少經常(chang)(chang)(chang)被低頻(pin)電(dian)(dian)(dian)(dian)路(lu)(lu)設(she)計(ji)(ji)者忽略的(de)噪(zao)聲(sheng)(sheng)。高(gao)(gao)頻(pin)率(lv)PCB的(de)設(she)計(ji)(ji)要(yao)做到(dao)電(dian)(dian)(dian)(dian)源與地面的(de)統(tong)一、穩定；布線和適當的(de)端接(jie)(jie)能(neng)夠消除反光；精心(xin)考慮的(de)布線和適當的(de)端接(jie)(jie)可(ke)以(yi)減(jian)少小(xiao)容性(xing)和感(gan)性(xing)串擾；必須抑制噪(zao)聲(sheng)(sheng)以(yi)滿足EMC要(yao)求。制造高(gao)(gao)頻(pin)電(dian)(dian)(dian)(dian)路(lu)(lu)板(ban)時(shi)，介(jie)質損(sun)(sun)耗(hao)（Df）較小(xiao)，主(zhu)要(yao)影響(xiang)信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)傳輸質量(liang)。介(jie)質損(sun)(sun)耗(hao)越(yue)小(xiao)，信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)損(sun)(sun)耗(hao)越(yue)小(xiao)；吸(xi)水(shui)率(lv)越(yue)低，吸(xi)水(shui)率(lv)越(yue)高(gao)(gao)，會影響(xiang)介(jie)和介(jie)質損(sun)(sun)耗(hao)就會受到(dao)影響(xiang)。介(jie)電(dian)(dian)(dian)(dian)常(chang)(chang)(chang)數(shu)（DK）必須小(xiao)且穩定。通(tong)常(chang)(chang)(chang)，信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)的(de)傳輸速度(du)(du)越(yue)小(xiao)，越(yue)好。信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)的(de)傳輸速度(du)(du)與材料介(jie)電(dian)(dian)(dian)(dian)常(chang)(chang)(chang)數(shu)的(de)電(dian)(dian)(dian)(dian)常(chang)(chang)(chang)數(shu)容易導致(zhi)信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)傳輸延遲；盡(jin)可(ke)能(neng)與銅(tong)(tong)(tong)箔的(de)熱膨脹(zhang)系數(shu)一致(zhi)，因為(wei)(wei)不(bu)一致(zhi)會導致(zhi)銅(tong)(tong)(tong)箔在(zai)冷熱變化(hua)(hua)中分(fen)離；其他耐(nai)(nai)熱性(xing)、耐(nai)(nai)化(hua)(hua)學性(xing)、沖擊強(qiang)度(du)(du)、剝(bo)離強(qiang)度(du)(du)等。通(tong)常(chang)(chang)(chang)，高(gao)(gao)頻(pin)信(xin)(xin)(xin)(xin)號(hao)(hao)(hao)可(ke)以(yi)定義為(wei)(wei)1GHz以(yi)上。目前，氟(fu)(fu)介(jie)質基板(ban)被普(pu)遍使用(yong)，如聚四氟(fu)(fu)乙烯(xi)(xi)（聚四氟(fu)(fu)乙烯(xi)(xi)），通(tong)常(chang)(chang)(chang)為(wei)(wei)特氟(fu)(fu)龍。深圳市賽孚(fu)電(dian)(dian)(dian)(dian)路(lu)(lu)科技有限(xian)公(gong)司成立于(yu)2011年，公(gong)司由(you)多名電(dian)(dian)(dian)(dian)路(lu)(lu)板(ban)行(xing)業(ye)的(de)專家級人(ren)士創建，是(shi)國內專業(ye)高(gao)(gao)效(xiao)的(de)PCB/FPC快件服務(wu)商之一。PCB設(she)計(ji)(ji)是(shi)不(bu)是(shi)該去除孤銅(tong)(tong)(tong)?6OZ厚銅(tong)(tong)(tong)線路(lu)(lu)板(ban)生產

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

實現PCB高效自(zi)動布(bu)(bu)線(xian)(xian)的(de)(de)(de)(de)設(she)(she)(she)計(ji)技巧和(he)要(yao)點(dian)4、扇(shan)出(chu)設(she)(she)(she)計(ji)在扇(shan)出(chu)設(she)(she)(she)計(ji)階段，要(yao)使(shi)(shi)(shi)自(zi)動布(bu)(bu)線(xian)(xian)工(gong)(gong)具能(neng)對(dui)組件引(yin)腳(jiao)(jiao)(jiao)進(jin)行(xing)連接(jie)，表面貼(tie)裝器件的(de)(de)(de)(de)每一(yi)(yi)個(ge)引(yin)腳(jiao)(jiao)(jiao)至少應有一(yi)(yi)個(ge)過(guo)孔(kong)(kong)(kong)，以便在需要(yao)更多(duo)的(de)(de)(de)(de)連接(jie)時，電(dian)路(lu)板能(neng)夠進(jin)行(xing)內(nei)層連接(jie)、在線(xian)(xian)測(ce)試(shi)(ICT)和(he)電(dian)路(lu)再(zai)處理。為了使(shi)(shi)(shi)自(zi)動布(bu)(bu)線(xian)(xian)工(gong)(gong)具效率比較高，一(yi)(yi)定(ding)要(yao)盡可(ke)(ke)能(neng)使(shi)(shi)(shi)用(yong)比較大的(de)(de)(de)(de)過(guo)孔(kong)(kong)(kong)尺寸(cun)和(he)印制線(xian)(xian)，間隔設(she)(she)(she)置為50mil較為理想。要(yao)采用(yong)使(shi)(shi)(shi)布(bu)(bu)線(xian)(xian)路(lu)徑(jing)(jing)數比較大的(de)(de)(de)(de)過(guo)孔(kong)(kong)(kong)類型。進(jin)行(xing)扇(shan)出(chu)設(she)(she)(she)計(ji)時，要(yao)考(kao)慮到電(dian)路(lu)在線(xian)(xian)測(ce)試(shi)問(wen)題。測(ce)試(shi)夾具可(ke)(ke)能(neng)很昂貴，而(er)且(qie)通(tong)常是(shi)在即將(jiang)投(tou)入(ru)生產(chan)(chan)時才會(hui)訂購，如果(guo)這時候(hou)才考(kao)慮添加節點(dian)以實現100%可(ke)(ke)測(ce)試(shi)性就太晚了。經過(guo)慎重考(kao)慮和(he)預測(ce)，電(dian)路(lu)在線(xian)(xian)測(ce)試(shi)的(de)(de)(de)(de)設(she)(she)(she)計(ji)可(ke)(ke)在設(she)(she)(she)計(ji)初(chu)期進(jin)行(xing)，在生產(chan)(chan)過(guo)程(cheng)后(hou)期實現，根據布(bu)(bu)線(xian)(xian)路(lu)徑(jing)(jing)和(he)電(dian)路(lu)在線(xian)(xian)測(ce)試(shi)來確定(ding)過(guo)孔(kong)(kong)(kong)扇(shan)出(chu)類型，電(dian)源和(he)接(jie)地也會(hui)影響(xiang)到布(bu)(bu)線(xian)(xian)和(he)扇(shan)出(chu)設(she)(she)(she)計(ji)。為降低濾波電(dian)容(rong)器連接(jie)線(xian)(xian)產(chan)(chan)生的(de)(de)(de)(de)感抗，過(guo)孔(kong)(kong)(kong)應盡可(ke)(ke)能(neng)靠近(jin)表面貼(tie)裝器件的(de)(de)(de)(de)引(yin)腳(jiao)(jiao)(jiao)，必要(yao)時可(ke)(ke)采用(yong)手動布(bu)(bu)線(xian)(xian)，這可(ke)(ke)能(neng)會(hui)對(dui)原(yuan)來設(she)(she)(she)想的(de)(de)(de)(de)布(bu)(bu)線(xian)(xian)路(lu)徑(jing)(jing)產(chan)(chan)生影響(xiang)，甚至可(ke)(ke)能(neng)會(hui)導致你重新考(kao)慮使(shi)(shi)(shi)用(yong)哪種過(guo)孔(kong)(kong)(kong)，因(yin)此必須考(kao)慮過(guo)孔(kong)(kong)(kong)和(he)引(yin)腳(jiao)(jiao)(jiao)感抗間的(de)(de)(de)(de)關系(xi)并設(she)(she)(she)定(ding)過(guo)孔(kong)(kong)(kong)規格(ge)的(de)(de)(de)(de)優先級。賽(sai)孚電(dian)路(lu)科(ke)技有限公司(si)成立于(yu)2011年(nian)，專注(zhu)PCB多(duo)層板，HDI板，軟硬結合板,FPC電(dian)路(lu)板生產(chan)(chan)6OZ厚銅線(xian)(xian)路(lu)板生產(chan)(chan)

深圳市賽孚(fu)電路(lu)科(ke)技有限公(gong)司(si)位于(yu)(yu)東莞(guan)市長安鎮睦鄰路(lu)7號(hao)，是一(yi)家專(zhuan)(zhuan)(zhuan)業(ye)(ye)的(de)(de)(de)公(gong)司(si)產(chan)(chan)品(pin)(pin)(pin)廣泛(fan)應(ying)用于(yu)(yu)通信(xin)、工業(ye)(ye)控制、計(ji)算機(ji)應(ying)用、航(hang)(hang)空航(hang)(hang)天、醫(yi)療、測試儀器、電源(yuan)等(deng)各個領(ling)域。我(wo)們(men)的(de)(de)(de)產(chan)(chan)品(pin)(pin)(pin)包括：高(gao)多層PCB、HDI PCB、PCB高(gao)頻板(ban)(ban)、軟硬結(jie)(jie)合板(ban)(ban)、FPC等(deng)特種(zhong)高(gao)難(nan)度電路(lu)板(ban)(ban)，專(zhuan)(zhuan)(zhuan)注(zhu)于(yu)(yu)多品(pin)(pin)(pin)種(zhong)，中小批量(liang)領(ling)域。我(wo)們(men)的(de)(de)(de)客(ke)戶分布全球各地，目前外銷訂(ding)單占(zhan)比70%以(yi)(yi)(yi)上(shang)。公(gong)司(si)。專(zhuan)(zhuan)(zhuan)業(ye)(ye)的(de)(de)(de)團隊大多數員工都有多年工作經(jing)驗，熟悉行(xing)業(ye)(ye)專(zhuan)(zhuan)(zhuan)業(ye)(ye)知識技能，致力于(yu)(yu)發展賽孚(fu)的(de)(de)(de)品(pin)(pin)(pin)牌(pai)。公(gong)司(si)以(yi)(yi)(yi)用心服務(wu)為(wei)重點(dian)價值，希望(wang)通過我(wo)們(men)的(de)(de)(de)專(zhuan)(zhuan)(zhuan)業(ye)(ye)水平(ping)和(he)不(bu)懈努力，將公(gong)司(si)產(chan)(chan)品(pin)(pin)(pin)廣泛(fan)應(ying)用于(yu)(yu)通信(xin)、工業(ye)(ye)控制、計(ji)算機(ji)應(ying)用、航(hang)(hang)空航(hang)(hang)天、醫(yi)療、測試儀器、電源(yuan)等(deng)各個領(ling)域。我(wo)們(men)的(de)(de)(de)產(chan)(chan)品(pin)(pin)(pin)包括：高(gao)多層PCB、HDI PCB、PCB高(gao)頻板(ban)(ban)、軟硬結(jie)(jie)合板(ban)(ban)、FPC等(deng)特種(zhong)高(gao)難(nan)度電路(lu)板(ban)(ban)，專(zhuan)(zhuan)(zhuan)注(zhu)于(yu)(yu)多品(pin)(pin)(pin)種(zhong)，中小批量(liang)領(ling)域。我(wo)們(men)的(de)(de)(de)客(ke)戶分布全球各地，目前外銷訂(ding)單占(zhan)比70%以(yi)(yi)(yi)上(shang)。等(deng)業(ye)(ye)務(wu)進行(xing)到(dao)底(di)。自公(gong)司(si)成(cheng)立以(yi)(yi)(yi)來，一(yi)直秉承(cheng)“以(yi)(yi)(yi)質量(liang)求生存，以(yi)(yi)(yi)信(xin)譽求發展”的(de)(de)(de)經(jing)營(ying)理念，始終堅持以(yi)(yi)(yi)客(ke)戶的(de)(de)(de)需求和(he)滿意為(wei)重點(dian)，為(wei)客(ke)戶提供良好的(de)(de)(de)HDI板(ban)(ban)，PCB電路(lu)板(ban)(ban)，PCB線路(lu)板(ban)(ban)，軟硬結(jie)(jie)合板(ban)(ban)，從而使公(gong)司(si)不(bu)斷(duan)發展壯大。

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