Zombini ii-PCBs eziguquguqukayo ezinomaleko amaninzi kunye neesekethe ezinomaleko omnye eziguquguqukayo zizinto eziphambili kwizixhobo zombane zanamhlanje. Ukuguquguquka kwazo kunye nokuqina kwazo kwenza ukuba zisetyenziswe kuluhlu olubanzi lwezicelo. Nangona kunjalo, xa kuziwa ekuthembekeni, abasebenzisi bahlala becinga ukuba yeyiphi inketho olona tyalo-mali lungcono.Kweli nqaku, siza kugocagoca kwiimpawu, izinto eziluncedo, kunye nokungalunganga kweePCBs eziguquguqukayo ezininzi kunye neesekethe eziguquguqukayo zomaleko omnye ukubona ukuba yeyiphi itekhnoloji enikezela ngokuthembeka okuphezulu.
1.UkuqondaI-PCB eninzi eguquguqukayo:
Iibhodi zesekethe eziguquguqukayo ezininzi (iiPCB) zifumana ukuthandwa kwishishini le-elektroniki ngenxa yeengenelo zazo ezininzi ngaphezulu kweesekethe eziguquguqukayo zomaleko omnye.Ii-PCBs eziguquguqukayo ezininzi zinemigangatho emithathu okanye ngaphezulu yezinto eziguquguqukayo, ezifana ne-polyimide okanye i-polytetrafluoroethylene (PTFE), edityaniswe kunye kusetyenziswa izinto ezincamathelayo. La maleko ke adityaniswe neengoma zokuqhuba, ezivumela imiqondiso yombane ukuba idluliselwe phakathi kwamacandelo.
Enye yeenzuzo eziphambili ze-multilayer flex PCBs yimfezeko yomqondiso ophuculweyo ababonelela ngayo.Iileya ezongezelelweyo zinceda ekunciphiseni ukubakho kokuphazamiseka kwe-electromagnetic interference (EMI) kunye ne-crosstalk, enokuthi ithobe umgangatho wesiginali yombane ehanjiswayo. Oku kubaluleke kakhulu kwizicelo ezikhawulezayo nezinovakalelo apho ukuhanjiswa komqondiso ocacileyo nochanekileyo kubalulekile.
Ububhetyebhetye boyilo lwe-PCBs eziguquguqukayo ezininzi yenye inzuzo ebalulekileyo.Ngokuzisa iileyile ezininzi, abaqulunqi banokhetho oluninzi lokuphucula ulungelelwaniso lwesekethe, ukunciphisa ubungakanani ngokubanzi kunye nokwandisa ukusebenza kwezixhobo zombane. Oku kuvumela ubuchule obukhulu kunye nokutsha kwindlela yokuyila, okubangela ukuba kubekho izixhobo ezisebenza kakuhle kunye ne-compact.
Ukongeza, i-PCB enamaleko amaninzi eguquguqukayo inokonyusa ukuxinana kwecandelo.Ngoluhlu olongezelelweyo lwe-wiring, inani eliphezulu lamacandelo lingadibaniswa ebhodini. Oku kunenzuzo ngakumbi kwizixhobo ezifuna imisebenzi enzima kwindawo elinganiselweyo. Ngokusebenzisa ngokufanelekileyo iileya ezikhoyo, abaqulunqi banokwenza izixhobo zombane ezidibeneyo ezikwazi ukwenza imisebenzi emininzi.
Ukongeza kwezi zibonelelo, ii-PCBs eziguquguqukayo ezininzi zibonelela ngezinye izibonelelo ezinjengokuqina okuphuculweyo, ukuguquguquka, kunye nokuchasana nezinto zokusingqongileyo.Ukuguquguquka kwezinto kuvumela ukugoba kunye nokugoba, kuyenze ilungele izicelo apho indawo inqunyelwe okanye izixhobo kufuneka zihambelane nemilo ethile okanye i-contour. Ukuqina kweebhodi zeesekethe eziprintiweyo ezininzi ziphuculwe ngamanqwanqwa amaninzi asasaza uxinzelelo kunye nokunciphisa umngcipheko wokukhathala kunye nokuqhekeka. Ukongeza, ezi PCB zixhathisa ngakumbi ukufuma, izinyibilikisi, kunye nezinye izinto zangaphandle ezinokuphazamisa ukusebenza kwesekethe.
Kubalulekile ukuqaphela, nangona kunjalo, ukuba ii-PCBs eziguquguqukayo ezininzi zinemiqobo ethile.Ubunzima benkqubo yokuyila kunye nobuchule bokuvelisa kunokongeza kwiindleko ezipheleleyo xa kuthelekiswa neesekethe ze-flexible layers. Kwakhona, inkqubo yokuvelisa inokufuna ixesha elingakumbi kunye nezixhobo ezikhethekileyo. Le miba kufuneka ithathelwe ingqalelo xa kusenziwa isigqibo sokuba kusetyenziswe i-multilayer flex PCB kwisicelo esithile.
2.UkuhlolaIiSekethe zeFleksi zomaleko omnye:
Iisekethe eziguquguqukayo ezinomgca omnye, njengoko igama libonisa, zibandakanya umaleko omnye wezinto eziguquguqukayo, ngokuqhelekileyo i-polyimide okanye i-polyester, i-laminated kunye nephethini encinci yobhedu.Ngokungafaniyo ne-multilayer flex PCBs, enemigangatho emininzi edityaniswe kunye, iisekethe ezinomaleko omnye zibonelela ngokulula kunye nokusebenza kakuhle kweendleko, zizenza zilungele usetyenziso olufuna ukusebenza okusisiseko.
Enye yeenzuzo eziphambili zeesekethe ze-flex-layer flex kukulula kwazo. Uyilo olulodwa luthetha ukuba inkqubo yokuvelisa ilula kwaye ichitha ixesha elincinci kuneesekethe ezininzi.Oku kulula kwakhona kuguqulela kwiindleko-zokusebenza, njengoko izixhobo kunye neenkqubo ezibandakanyekayo ekuveliseni i-single-layer flex circuits ngokuqhelekileyo zingabizi kakhulu kune-multilayer flex circuits. Oku kwenza i-single-layer flex ilungele imveliso ephantsi okanye i-application-conscious applications.
Ngaphandle kokulula kwazo, iisekethe ezinomgangatho omnye zisabonelela ngenqanaba elikhulu lokuguquguquka.Izinto eziguquguqukayo ezisetyenzisiweyo kwisakhiwo sayo zinokugoba, ukugoba kunye nokulungelelanisa imilo eyahlukeneyo. Oku bhetyebhetye kubaluleke kakhulu kwizicelo ezifuna ukudibanisa iisekethe kwiindawo ezixineneyo, indawo egobileyo, okanye iimilo ezingaqhelekanga. Iisekethe eziguquguqukayo ezinomgca omnye zinokugoba ngokulula okanye zigoqwe ngaphandle kokuphazamisa ukusebenza kwazo, zizenze zilungele uluhlu olubanzi lwezicelo.
Enye inzuzo yeesekethe ze-flex-layer flex ukuthembeka kwazo.Ukusebenzisa umaleko omnye wezinto eziguquguqukayo kunye neetrayisi zobhedu kunciphisa umngcipheko wokungaphumeleli koqhagamshelwano olufana nokuqhekeka okanye ukuphuka. Ukungabikho kweeleyile ezininzi kunciphisa amathuba okuba i-delamination okanye iingxaki ezibangelwa yiyantlukwano kwi-coefficient yokwandiswa kwe-thermal (CTE) phakathi kweengqimba. Oku kuthembeka okuphuculweyo kwenza iisekethe ezinomgangatho omnye eziguquguqukayo zilungele usetyenziso apho iisekethe kufuneka zimelane nokugoba okuphindaphindiweyo okanye ukugotywa, njengezixhobo eziphathwayo, itekhnoloji yokunxiba okanye i-automotive electronics.
Iisekethe eziguquguqukayo zomaleko omnye zinokuphucula imfezeko yomqondiso xa kuthelekiswa neentambo zocingo eziqhelekileyo.Ukusebenzisa imikhondo yobhedu kwi-substrate eguquguqukayo kubonelela nge-conductivity engcono kunye nokuchasana okuphantsi kuneentambo zocingo ezenziwe kwiintambo ezininzi ezicacileyo. Oku kunciphisa ukulahleka komqondiso, kuphucula ukusebenza kakuhle kokuhanjiswa, kunye nokunciphisa ukuphazamiseka kwe-electromagnetic interference (EMI). Ezi zinto zenza i-single-layer flex circuits ifaneleke kwizicelo apho imfezeko yesignali ibaluleke kakhulu, njengeenkqubo zonxibelelwano ze-high-frequency okanye izixhobo ze-audio-visual.
Ngaphandle kolu ncedo, iisekethe eziguquguqukayo zomgangatho omnye zinemida ethile.Zisenokungalungeli izicelo ezifuna ukusebenza okuntsonkothileyo okanye ukuxinana kwecandelo eliphezulu. Uyilo lomaleko omnye lunciphisa inani lamacandelo anokuthi adityaniswe kwisekethe, ngelixa ukunqongophala kweeleya ezininzi kunciphisa iindlela zokukhetha iindlela kwaye kunokwenza ukuphumeza uyilo lwesekethe enzima ibe ngumngeni. Ukongezelela, iisekethe ze-flexible ze-single-layer zinokuba nemida kulawulo lwe-impedance kunye neendlela ezide zesignali, ezinokuchaphazela umgangatho wesignali kwizicelo zesantya esiphezulu.
3.Uthelekiso lokuthembeka:
I-Flex kunye namanqaku oxinzelelo adlala indima ebalulekileyo ekuthembekeni kwee-PCB ze-multi-layer flex kunye neesekethe ze-flexible layers.Zombini ziyilo zibhetyebhetye, zibavumela ukuba bagobe kwaye baziqhelanise neemilo ezahlukeneyo. Nangona kunjalo, ii-PCBs eziguquguqukayo ezininzi zidla ngokuxhathisa ukudinwa kunye nokuqhekeka okubangelwa luxinzelelo. Isakhiwo se-multilayer kwi-PCB eguquguqukayo eninzi sinokusasaza uxinzelelo ngokufanelekileyo, ngokunciphisa umngcipheko wokungaphumeleli phantsi kweemeko zokugoba kunye nokujija. Oku kuxhathisa okongeziweyo kuxinzelelo kwenza ii-PCBs eziguquguqukayo ezininzi zithembeke ngakumbi kwizicelo ezifuna ukugoba okuphindaphindiweyo okanye ukugoba.
Ngokumalunga nokuqina kokusingqongileyo, zombini ii-PCBs eziguquguqukayo ezinamanqwanqwa amaninzi kunye neesekethe eziguquguqukayo ezinomgangatho omnye zinokubonelela ngokusebenza okuthembekileyo ngokuxhomekeke kwisicelo kunye neemeko zokusingqongileyo.Nangona kunjalo, ii-PCB ze-multilayer flex ngokubanzi zibonelela ngokhuseleko olungcono kumswakama, izinyibilikisi, kunye nezinye izinto zangaphandle ezinokuphazamisa ukusebenza kwesekethe. Iingqimba ezininzi kwi-PCB eguquguqukayo eninzi zisebenza njengesithintelo kula macandelo, ukuthintela umonakalo kunye nokuqinisekisa ukuthembeka kwesekethe. Oku kwenza ii-PCBs eziguquguqukayo ezininzi zifaneleke ngakumbi usetyenziso olunokuthi lube sesichengeni kwiimeko ezinzima zokusingqongileyo.
I-Redundancy kunye nokunyamezelana kweziphoso kukuqwalasela okubalulekileyo xa kuhlolwa ukuthembeka kweesekethe ze-flex.Ii-PCB ezininzi ze-Multilayer zibonelela ngokuphinda-phinda kunye nokunyamezela iimpazamo ngenxa yobuninzi bazo. Ukuba umaleko omnye kwi-multi-layer flexible PCB uyasilela, umaleko oseleyo osebenzayo usengawugcina wonke umsebenzi wesekethe. Oku kungafunekiyo kuqinisekisa ukuba inkqubo iyaqhubeka nokusebenza nokuba ezinye iileya zisesichengeni. Ngokwahlukileyo, i-single-layer flex circuits ayinayo le mfuneko kwaye isengozini yokusilela kwintlekele ukuba uxhulumaniso olubalulekileyo luqhawulwe. Ukungabikho koluhlu lwenkxaso kwenza i-single-layer flex circuits ingathembeki ngokumalunga nokunyamezela impazamo.
Ii-PCBs eziguquguqukayo ezininzi kunye ne-single-layer flexible circuits zineenzuzo zazo kunye nezingeloncedo malunga nokuthembeka.Ulwakhiwo oluninzi lwebhodi yesekethe eprintiweyo eguquguqukayo yonyusa ukuchasana nokudinwa kunye nokuqhekeka okubangelwa uxinzelelo, okwenza kube nokuthembeka ngakumbi phantsi kweemeko zokugoba kunye nokujija. I-Multilayer flex PCBs ikwabonelela ngokhuseleko olungcono kubumanzi, izinyibilikisi, kunye nezinye izinto zokusingqongileyo. Ukongeza, babonisa imfezeko yeempawu eziphuculweyo kwaye babonelela ngokuphinda-phinda kunye nokunyamezela iimpazamo. Ngakolunye uhlangothi, i-single-layer flex circuits ilula kwaye ibiza kakhulu, ibenza ukuba bafanelekele izicelo ezifuna ukusebenza okusisiseko kunye neendleko. Nangona kunjalo, banokungathembeki okubonelelwa zii-PCBs eziguquguqukayo ezininzi, ngakumbi malunga nokumelana noxinzelelo, ukuqina kokusingqongileyo, kunye nokunyamezela impazamo.
Ukuququmbela:
Ngelixa zombini ii-PCBs ze-multi-layer flex kunye neesekethe eziguquguqukayo zodwa zinendawo yazo kwishishini le-elektroniki, ii-PCB ze-multi-layer flex zingqineke zithembeke ngakumbi ngokwemiqathango yokuguquguquka, ukuchasana noxinzelelo, ukuqina kokusingqongileyo, ukunyaniseka komqondiso, kunye nokunyamezela impazamo.Iisekethe eziguquguqukayo zodwa zineendleko kwaye zifanelekile kwizicelo ezilula, kodwa xa ukuthembeka kuyinkxalabo ephambili, ii-PCB ze-multi-layer flex ziza ngaphambili. Qwalasela iimfuno ezithile zoyilo, iimeko zokusingqongileyo kunye neenjongo zokusebenza xa ukhetha eyona ndlela inokuthenjwa kwisixhobo sakho sombane.I-Shenzhen Capel Technology Co., Ltd. sele ivelisa iibhodi zesekethe eziguquguqukayo eziprintiweyo (PCBs) ukususela ngo-2009. Okwangoku, siyakwazi ukubonelela ngesiqhelo 1-30 iibhodi zesekethe eziguquguqukayo eziprintiweyo. I-HDI yethu (i-High Density Interconnect)iteknoloji yokuvelisa i-PCB eguquguqukayouqole kakhulu. Kule minyaka ili-15 idlulileyo, siye sayila itekhnoloji ngokuqhubekayo kwaye saqokelela amava atyebileyo ekusombululeni iingxaki ezinxulumene neprojekthi kubathengi.
Ixesha lokuposa: Sep-01-2023
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