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pcb柔性線路板的結構特點

2015-06-25  來自: 深圳市富業達電子有限公司 瀏覽次數:334

pcb柔性(xing)線路(lu)板(ban)的(de)結(jie)構特點(dian)

pcb柔性線路板按照導電銅箔(bo)的(de)層數劃分,分為單層板(ban)、雙層板(ban)、多(duo)層板(ban)、雙面板(ban)等。 單層板(ban)的(de)結(jie)構(gou):這(zhe)種結(jie)構(gou)的(de)柔(rou)性板(ban)是(shi)簡(jian)單結(jie)構(gou)的(de)柔(rou)性板(ban)。

通常基材(cai)(cai)(cai)+透明膠+銅箔是(shi)一套買來(lai)的(de)(de)原材(cai)(cai)(cai)料(liao),保(bao)護(hu)膜+透明膠是(shi)另一種買來(lai)的(de)(de)原材(cai)(cai)(cai)料(liao)。首先,銅箔要進(jin)行(xing)刻蝕(shi)等(deng)工(gong)藝處理來(lai)得到需要的(de)(de)電路,保(bao)護(hu)膜要進(jin)行(xing)鉆(zhan)孔以(yi)露(lu)出相(xiang)應的(de)(de)焊(han)盤。清洗之后再用滾壓法把兩者結合起來(lai)。然(ran)后再在露(lu)出的(de)(de)焊(han)盤部分電鍍金或(huo)錫(xi)等(deng)進(jin)行(xing)保(bao)護(hu)。這樣(yang),大(da)板(ban)就(jiu)做好了。

pcb柔性(xing)線路板一般還要(yao)沖(chong)壓成(cheng)相(xiang)應形狀的小電(dian)(dian)路板。 也(ye)有不用保(bao)護膜(mo)而直(zhi)接在銅箔(bo)上(shang)印阻焊層的,這(zhe)樣成(cheng)本會低(di)(di)一些,但(dan)電(dian)(dian)路板的機(ji)械(xie)強(qiang)度會變差。除非強(qiang)度要(yao)求不高但(dan)價格需要(yao)盡量低(di)(di)的場合,***是應用貼保(bao)護膜(mo)的方法(fa)。

雙層(ceng)板(ban)(ban)的結(jie)(jie)構:當電路(lu)的線(xian)路(lu)太復雜、單層(ceng)板(ban)(ban)無法布(bu)線(xian)或需要銅(tong)(tong)箔以進行(xing)接地屏蔽時,就需要選用雙層(ceng)板(ban)(ban)甚至多層(ceng)板(ban)(ban)。多層(ceng)板(ban)(ban)與單層(ceng)板(ban)(ban)***典(dian)型(xing)的差異是(shi)增加(jia)了(le)過(guo)(guo)孔結(jie)(jie)構以便連(lian)結(jie)(jie)各層(ceng)銅(tong)(tong)箔。一(yi)(yi)般(ban)基(ji)材+透明膠+銅(tong)(tong)箔的***個加(jia)工(gong)工(gong)藝就是(shi)制(zhi)作過(guo)(guo)孔。先(xian)在基(ji)材和(he)銅(tong)(tong)箔上(shang)鉆孔,清洗之(zhi)后鍍上(shang)***厚度(du)的銅(tong)(tong),過(guo)(guo)孔就做好了(le)。之(zhi)后的制(zhi)作工(gong)藝和(he)單層(ceng)板(ban)(ban)幾乎一(yi)(yi)樣。

雙面板的(de)結構(gou):雙面板的(de)兩(liang)面都有焊(han)盤,主要(yao)(yao)用于和(he)其他電(dian)路板的(de)連接。雖然它和(he)單層(ceng)板結構(gou)相(xiang)似,但(dan)制作工(gong)藝差(cha)別很大。它的(de)原(yuan)材料是銅箔,保護(hu)(hu)膜(mo)+透(tou)明膠。先要(yao)(yao)按焊(han)盤位置要(yao)(yao)求在保護(hu)(hu)膜(mo)上(shang)(shang)鉆孔,再把銅箔貼上(shang)(shang),腐蝕出焊(han)盤和(he)引線后再貼上(shang)(shang)另(ling)一個鉆好(hao)孔的(de)保護(hu)(hu)膜(mo)即可。

關鍵詞: pcb柔性線路板           

深圳市富業達電子有限公司專業的pcb廠家,鋁基板廠家,擁(yong)有(you)多年pcb線(xian)(xian)(xian)路(lu)板(ban)(ban)(ban)制造經驗(yan),主要生產高(gao)(gao)(gao)頻(pin)線(xian)(xian)(xian)路(lu)板(ban)(ban)(ban),醫療(liao)FPC,模塊線(xian)(xian)(xian)路(lu)板(ban)(ban)(ban),通(tong)訊線(xian)(xian)(xian)路(lu)板(ban)(ban)(ban),羅杰斯高(gao)(gao)(gao)頻(pin)板(ban)(ban)(ban),高(gao)(gao)(gao)精密雙(shuang)面(mian)/多層線(xian)(xian)(xian)路(lu)板(ban)(ban)(ban),高(gao)(gao)(gao)導熱/高(gao)(gao)(gao)耐壓(ya)鋁基板(ban)(ban)(ban)、銅基板(ban)(ban)(ban),高(gao)(gao)(gao)TG線(xian)(xian)(xian)路(lu)板(ban)(ban)(ban),埋(mai)盲孔(kong)板(ban)(ban)(ban),阻抗板(ban)(ban)(ban),FPC柔(rou)性板(ban)(ban)(ban)。原材料均通(tong)過各(ge)項體系認(ren)證,產品廣泛(fan)應用于家電、計算機、通(tong)訊、安防、數碼、汽車(che)、照明(ming)、機械、工業控制及(ji)醫療(liao)器材等高(gao)(gao)(gao)科(ke)技領域。



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