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手機是現在人們生活離不開的數碼產品,但很多人不知道一部手機生產完成之后,要進行測試,比如手機的電池、屏幕、攝像頭、指紋模塊、耳機、按鍵等部分,都要板對板連接器進行測試,而測試模組有多種,其中有國產日韓歐美:pogopin探針模組,大(da)電流(liu)彈片微針模組。
Android手(shou)機板(ban)(ban)對板(ban)(ban)連(lian)(lian)接器的(de)消(xiao)(xiao)耗量約為17或8對,而蘋果手(shou)機的(de)連(lian)(lian)接線多達22對,占手(shou)機內部連(lian)(lian)接器消(xiao)(xiao)耗量的(de)一(yi)半。可以(yi)(yi)看(kan)出,5g網絡+手(shou)機多攝像頭的(de)應(ying)用,以(yi)(yi)及新一(yi)輪機器更換的(de)趨勢(shi),直接拉動了板(ban)(ban)對板(ban)(ban)連(lian)(lian)接器的(de)市(shi)場需求。在手(shou)機領域,板(ban)(ban)對板(ban)(ban)連(lian)(lian)接器的(de)市(shi)場形勢(shi)很好,呈現供過(guo)于求的(de)現象。
手(shou)機(ji)(ji)中(zhong)使(shi)用的(de)(de)板(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)連接(jie)(jie)(jie)器(qi)(qi)使(shi)用量大,其(qi)性能要(yao)(yao)(yao)求(qiu)(qiu)自然很嚴格。手(shou)機(ji)(ji)中(zhong)使(shi)用的(de)(de)板(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)連接(jie)(jie)(jie)器(qi)(qi)不僅在生產過(guo)程(cheng)中(zhong)有嚴格的(de)(de)工藝要(yao)(yao)(yao)求(qiu)(qiu),而且要(yao)(yao)(yao)求(qiu)(qiu)所有成分和(he)(he)材料(liao)都要(yao)(yao)(yao)優(you)越。測(ce)(ce)試(shi)是測(ce)(ce)試(shi)板(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)連接(jie)(jie)(jie)器(qi)(qi)質量和(he)(he)性能的(de)(de)好方法。手(shou)機(ji)(ji)主(zhu)板(ban)(ban)(ban)中(zhong)的(de)(de)多(duo)板(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)連接(jie)(jie)(jie)器(qi)(qi)主(zhu)要(yao)(yao)(yao)是小間距和(he)(he)大電流。能夠(gou)(gou)適應(ying)(ying)小間距和(he)(he)傳輸大電流的(de)(de)模塊也可用于同時測(ce)(ce)試(shi)多(duo)個板(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)連接(jie)(jie)(jie)器(qi)(qi)。目前,市場上能夠(gou)(gou)同時應(ying)(ying)對(dui)(dui)多(duo)板(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)連接(jie)(jie)(jie)器(qi)(qi)測(ce)(ce)試(shi)的(de)(de)模塊是智能卡(ka)的(de)(de)大電流彈片(pian)微引腳模塊。
大電流彈(dan)片(pian)微針模組可以(yi)同(tong)時測(ce)試(shi)(shi)4-8對(dui)(dui)板(ban)對(dui)(dui)板(ban)連(lian)接(jie)器。彈(dan)片(pian)頭可以(yi)完全(quan)接(jie)觸(chu)(chu)板(ban)對(dui)(dui)板(ban)連(lian)接(jie)器的(de)公(gong)座(zuo)(zuo)(zuo)和(he)母(mu)(mu)(mu)座(zuo)(zuo)(zuo)。還可以(yi)根(gen)據公(gong)、母(mu)(mu)(mu)座(zuo)(zuo)(zuo)椅的(de)特點采用(yong)不(bu)同(tong)的(de)頭型(xing),實現準確的(de)連(lian)接(jie)和(he)定位。在測(ce)試(shi)(shi)板(ban)對(dui)(dui)板(ban)連(lian)接(jie)器的(de)陽(yang)座(zuo)(zuo)(zuo)時,可使用(yong)鋸(ju)齒彈(dan)片(pian)接(jie)觸(chu)(chu),以(yi)實現穩定連(lian)接(jie);在母(mu)(mu)(mu)座(zuo)(zuo)(zuo)試(shi)(shi)驗中,尖頭彈(dan)片(pian)可用(yong)于保持(chi)長期穩定接(jie)觸(chu)(chu)。母(mu)(mu)(mu)座(zuo)(zuo)(zuo)試(shi)(shi)驗成品率(lv)可達(da)99.8%,性能優異。
大(da)(da)電(dian)(dian)流(liu)(liu)彈(dan)(dan)片(pian)微銷模(mo)塊(kuai)浮(fu)動(dong)(dong)(dong)板(ban)采(cai)用(yong)特別限位架設計。它可以同(tong)時測試手(shou)機的(de)(de)多(duo)個板(ban)對板(ban)連(lian)接(jie)器,可以確(que)保水平(ping)移動(dong)(dong)(dong),自動(dong)(dong)(dong)糾正(zheng)偏差,確(que)保彈(dan)(dan)片(pian)與連(lian)接(jie)器之間(jian)的(de)(de)穩定連(lian)接(jie)。在小(xiao)螺距下,大(da)(da)電(dian)(dian)流(liu)(liu)彈(dan)(dan)片(pian)微針模(mo)塊(kuai)可應對至少(shao)0.15mm的(de)(de)螺距值,穩定性(xing)(xing)好,無(wu)插(cha)針卡死(si)和連(lian)續(xu)插(cha)針;在電(dian)(dian)流(liu)(liu)傳輸過程(cheng)中,它可以承載50A的(de)(de)大(da)(da)電(dian)(dian)流(liu)(liu)。電(dian)(dian)流(liu)(liu)在同(tong)一材料體內流(liu)(liu)動(dong)(dong)(dong),電(dian)(dian)壓恒定,基本沒(mei)有電(dian)(dian)流(liu)(liu)衰減(jian)。它具有穩定的(de)(de)連(lian)接(jie)性(xing)(xing)能。
傳(chuan)統pogopin探針模塊在手(shou)(shou)機(ji)(ji)板(ban)(ban)(ban)對板(ban)(ban)(ban)測(ce)(ce)(ce)試(shi)(shi)中(zhong)的(de)(de)穩定(ding)性(xing)極差。它只(zhi)能(neng)承(cheng)載1A電流。主板(ban)(ban)(ban)測(ce)(ce)(ce)試(shi)(shi)成品率(lv)低,連(lian)(lian)接(jie)不太穩定(ding)。插針和斷針很容易,所以(yi)基本上不用(yong)(yong)(yong),更不用(yong)(yong)(yong)說同時測(ce)(ce)(ce)試(shi)(shi)多個(ge)板(ban)(ban)(ban)對板(ban)(ban)(ban)連(lian)(lian)接(jie)器(qi)了。除上述優點外,大(da)電流彈片微針模塊平(ping)均(jun)使(shi)用(yong)(yong)(yong)壽命為20W次,無需(xu)更換即可連(lian)(lian)續使(shi)用(yong)(yong)(yong),避(bi)免(mian)了材料浪費,大(da)大(da)提(ti)高了手(shou)(shou)機(ji)(ji)多個(ge)板(ban)(ban)(ban)對板(ban)(ban)(ban)連(lian)(lian)接(jie)器(qi)同時測(ce)(ce)(ce)試(shi)(shi)的(de)(de)效率(lv),降低了測(ce)(ce)(ce)試(shi)(shi)成本,解決了測(ce)(ce)(ce)試(shi)(shi)問題(ti),實現測(ce)(ce)(ce)試(shi)(shi)方案的(de)(de)優化。