Kokubili ama-PCB anezendlalelo eziningi aguquguqukayo kanye namasekhethi anongqimba olulodwa aguquguqukayo ayizingxenye ezibalulekile kumishini yesimanje kagesi. Ukuvumelana nezimo nokuqina kwazo kuzenza zikwazi ukusetshenziswa ezinhlobonhlobo zezinhlelo zokusebenza. Kodwa-ke, uma kuziwa ekuthembekeni, abasebenzisi bavame ukucabanga ukuthi iyiphi inketho ewutshalomali olungcono.Kulesi sihloko, sizocubungula izici, izinzuzo, kanye nokubi kwama-PCB aguquguquka ezendlalelo eziningi kanye namasekhethi aguquguqukayo anongqimba olulodwa ukuze sinqume ukuthi ibuphi ubuchwepheshe obunikeza ukwethembeka okuphezulu.
1.Ukuqondamultilayer PCB nezimo:
Amabhodi wesekethe aphrintiwe we-Multilayer flexible flexible (PCBs) athola ukuduma embonini yezogesi ngenxa yezinzuzo zawo eziningi ngaphezu kwamasekethe aguquguqukayo ongqimba olulodwa.Ama-PCB anwebekayo amaningi ahlanganisa izendlalelo ezintathu noma ngaphezulu zezinto eziguquguqukayo, njenge-polyimide noma i-polytetrafluoroethylene (PTFE), ehlanganiswe ndawonye kusetshenziswa izinto zokunamathela. Lezi zingqimba zibe sezixhunywa namathrekhi ahambayo, okuvumela amasignali kagesi ukuthi adluliselwe phakathi kwezingxenye.
Enye yezinzuzo eziyinhloko zama-PCB we-multilayer flex ubuqotho besignali obuthuthukisiwe abanikezayo.Izendlalelo ezengeziwe zisiza ukwehlisa amathuba okuthikamezeka kwe-electromagnetic (EMI) kanye ne-crosstalk, engehlisa izinga lesignali kagesi edluliswayo. Lokhu kubaluleke kakhulu ezinhlelweni zokusebenza ezinesivinini esikhulu nezibucayi lapho ukudluliselwa kwesignali okucacile nokunembile kubalulekile.
Ukuvumelana nezimo komklamo wama-PCB aguquguqukayo amaningi kungenye inzuzo ebalulekile.Ngokwethula izendlalelo eziningi, abaklami banezinketho eziningi zokuthuthukisa ukwakheka kwesekethe, ukunciphisa usayizi ophelele nokwandisa ukusebenza kwemishini kagesi. Lokhu kuvumela ubuhlakani obukhulu kanye nokuqanjwa okusha enqubweni yokuklama, okuholela emishinini esebenza kahle futhi ehlangene.
Ngaphezu kwalokho, i-PCB enezingqimba eziningi eguquguqukayo nayo ingakhuphula ukuminyana kwengxenye.Ngezingqimba zezintambo ezengeziwe, inani eliphakeme lezingxenye lingahlanganiswa ebhodini. Lokhu kunenzuzo ikakhulukazi kumadivayisi adinga imisebenzi eyinkimbinkimbi endaweni elinganiselwe. Ngokusebenzisa kahle izendlalelo ezitholakalayo, abaklami bangakha amadivaysi kagesi ahlangene akwazi ukwenza imisebenzi eminingi.
Ngokungeziwe kulezi zinzuzo, ama-PCB anwebekayo amaningi anikeza ezinye izinzuzo ezinjengokuqina okuthuthukisiwe, ukuguquguquka, kanye nokumelana nezinto zemvelo.Ukuguquguquka kwezinto kuvumela ukugoba nokugoqa, kuyenze ifaneleke izinhlelo zokusebenza lapho isikhala sinqunyelwe khona noma izisetshenziswa zidinga ukuhambisana nokuma okuthile noma i-contour. Ukuqina kwamabhodi wesekethe aphrintiwe we-multilayer flexible kuthuthukiswa izendlalelo eziningi ezisabalalisa ukucindezeleka futhi zinciphise ingozi yokukhathala nokuqhekeka. Ukwengeza, lawa ma-PCB amelana kakhulu nomswakama, izincibilikisi, nezinye izici zangaphandle ezingaphazamisa ukusebenza kwesekethe.
Kuyaqapheleka, nokho, ukuthi ama-PCB aguquguqukayo amaningi anezihibe ezithile.Ubunkimbinkimbi benqubo yokuklama kanye namasu okukhiqiza anganezela ezindlekweni eziphelele uma kuqhathaniswa neziyingi eziguquguqukayo zongqimba olulodwa. Futhi, inqubo yokukhiqiza ingadinga isikhathi esengeziwe kanye nemishini ekhethekile. Lezi zici kufanele zicatshangelwe uma kunqunywa ukuthi kusetshenziswe i-PCB enezingqimba eziningi kuhlelo lokusebenza oluthile.
2.UkuhlolaSingle Layer Flex Circuits:
Amasekhethi aguquguqukayo anongqimba olulodwa, njengoba igama libonisa, ahlanganisa ungqimba olulodwa nje lwezinto eziguquguqukayo, ngokuvamile i-polyimide noma i-polyester, elaminated ngephethini elincanyana lemikhondo yethusi.Ngokungafani nama-PCB aguquguqukayo anezendlalelo eziningi, anezendlalelo eziningi ezihlanganiswe ndawonye, amasekhethi aguqukayo anesendlalelo esisodwa anikeza ubulula nokusebenza kahle kwezindleko, awenze afanelekele izinhlelo zokusebenza ezidinga ukusebenza okuyisisekelo.
Enye yezinzuzo eziyinhloko zamasekhethi e-single-layer flex ukulula kwawo. Idizayini yesendlalelo esisodwa isho ukuthi inqubo yokukhiqiza ilula futhi idla isikhathi esincane kunamasekhethi ezendlalelo eziningi.Lokhu kulula futhi kuhumushela ekusebenzeni kahle kwezindleko, njengoba izinto kanye nezinqubo ezihilelekile ekukhiqizeni amasekhethi aguquguqukayo anongqimba olulodwa ngokuvamile angabizi kakhulu kunamasekhethi aguquguqukayo ahlukahlukene. Lokhu kwenza i-flexible-layer flex ifaneleke emikhiqizweni esezingeni eliphansi noma izinhlelo zokusebenza ezikhathalela izindleko.
Naphezu kokulula kwawo, ama-flex-layer flex circuits asanikeza izinga elikhulu lokuguquguquka.Impahla eguquguqukayo esetshenziswa esakhiweni sayo ingagoba, igoqe futhi ivumelane nezimo ezahlukene. Lokhu kuvumelana nezimo kubaluleke kakhulu ezinhlelweni zokusebenza ezidinga ukuhlanganisa amasekhethi ezindaweni eziqinile, izindawo ezigobile, noma umumo ongajwayelekile. Amasekhethi anongqimba olulodwa aguquguqukayo angagotshwa kalula noma agoqwe ngaphandle kokuphazamisa ukusebenza kwawo, awenze afanelekele uhla olubanzi lwezinhlelo zokusebenza.
Enye inzuzo yama-flex-layer flex circuits ukuthembeka kwawo.Ukusebenzisa isendlalelo esisodwa se-flexible kanye ne-copper traces kunciphisa ubungozi bokuhluleka kokuxhuma okufana nokuqhekeka noma ukuphuka. Ukungabi khona kwezingqimba eziningi kunciphisa amathuba okuba khona kwe-delamination noma izinkinga ezibangelwa umehluko ku-coefficient of thermal expansion (CTE) phakathi kwezingqimba. Lokhu kuthembeka okuthuthukisiwe kwenza amasekhethi anesendlalelo esisodwa avumelane nezimo afanelekele izinhlelo zokusebenza lapho amasekhethi adinga ukumelana nokugoba okuphindaphindiwe noma ukugoqa, njengamadivayisi aphathekayo, ubuchwepheshe obugqokekayo noma ugesi wezimoto.
Amasekhethi aguquguqukayo anongqimba olulodwa angaphinda athuthukise ubuqotho besignali uma kuqhathaniswa namahhanisi ezintambo ezivamile.Ukusebenzisa imikhondo yethusi ku-substrate eguquguqukayo kunikeza ukuqhutshwa okungcono nokumelana okuphansi kunamahhanisi ezintambo enziwe ngezintambo eziningi ezihlukene. Lokhu kunciphisa ukulahleka kwesignali, kuthuthukisa ukusebenza kahle kokudluliselwa, futhi kunciphisa ukuphazamiseka kwe-electromagnetic interference (EMI). Lezi zici zenza amasekhethi aguquguqukayo anongqimba olulodwa afanele izinhlelo zokusebenza lapho ubuqotho besignali bubalulekile, njengezinhlelo zokuxhumana zemvamisa ephezulu noma okokusebenza komsindo nokubukwayo.
Naphezu kwalezi zinzuzo, ama-flex-layer flex circuits anemikhawulo ethile.Angase angalungeli izinhlelo zokusebenza ezidinga ukusebenza okuyinkimbinkimbi noma ukuminyana kwengxenye ephezulu. Imiklamo yongqimba olulodwa ikhawulela inani lezingxenye ezingahlanganiswa kumjikelezo, kuyilapho ukungabi khona kwezendlalelo eziningi kukhawulela izinketho zomzila futhi kungenza ukusebenzisa imiklamo eyinkimbinkimbi yesekethe kube inselele. Ukwengeza, amasekhethi e-flexible isendlalelo esisodwa angase abe nemikhawulo ekulawuleni i-impedance nezindlela ezinde zesignali, ezingase zithinte ikhwalithi yesignali ezinhlelweni zokusebenza ezinesivinini esikhulu.
3.Ukuqhathaniswa Kokwethembeka:
Amaphuzu e-Flex kanye nengcindezi adlala indima ebalulekile ekuthembekeni kwama-PCB anezingqimba eziningi eziguquguqukayo kanye namasekhethi aguqukayo ongqimba olulodwa.Yomibili imiklamo iyavumelana nezimo, eyivumela ukuthi igobe futhi ivumelane nezimo ezihlukahlukene. Kodwa-ke, ama-PCB e-multilayer flex avame ukumelana kakhulu nokukhathala kanye nokuqhekeka okubangelwa ingcindezi. Isakhiwo sezendlalelo eziningi ku-PCB eguquguqukayo yezendlalelo eziningi singasabalalisa ingcindezi ngokuphumelelayo, ngaleyo ndlela sinciphise ingozi yokwehluleka ngaphansi kwezimo zokugoba nokusonteka. Lokhu kumelana okuthuthukisiwe kwengcindezi kwenza ama-PCB anwebekayo amaningi athembeke kakhulu ezinhlelweni ezidinga ukugoba okuphindaphindiwe noma ukugoqa.
Ngokuvumelana nokuqina kwemvelo, womabili ama-PCB anezendlalelo eziningi aguquguqukayo kanye namasekhethi anesendlalelo esisodwa angakwazi ukunikeza ukusebenza okuthembekile kuye ngohlelo lokusebenza nezimo zemvelo.Kodwa-ke, ama-PCB e-multilayer flex ngokuvamile ahlinzeka ngokuvikeleka okungcono kumswakama, izincibilikisi, nezinye izici zangaphandle ezingaphazamisa ukusebenza kwesekethe. Izendlalelo eziningi ku-PCB eguquguqukayo yezendlalelo eziningi zisebenza njengesithiyo kulezi zingxenye, zivimbela umonakalo futhi ziqinisekise ukwethembeka kwesifunda. Lokhu kwenza ama-PCB avumelana nezingqimba eziningi afaneleke kakhulu izinhlelo zokusebenza ezingase zichayeke ezimeni zemvelo ezinzima.
I-redundancy kanye nokubekezelelana kwamaphutha yizinto ezibalulekile ezicatshangelwayo lapho kuhlolwa ukwethembeka kwama-flex circuit.Ama-PCB amaningi ahlinzeka ngokwemvelo ngokuphindaphinda nokubekezelela amaphutha ngenxa yezendlalelo zawo eziningi. Uma isendlalelo esisodwa ku-PCB enezingqimba eziningi eguquguqukayo sehluleka, izendlalelo ezisele ezisebenzayo zisengagcina wonke umsebenzi wesekethe. Lokhu kuphelelwa umsebenzi kuqinisekisa ukuthi uhlelo luyaqhubeka nokusebenza ngisho noma ezinye izendlalelo zisengozini. Ngokuphambene, amasekhethi aguqukayo ongqimba olulodwa awanakho lokhu kuphinda futhi asengozini yokwehluleka okuyinhlekelele uma ukuxhumeka okubalulekile kunqanyulwa. Ukushoda kwesendlalelo sokusekela kwenza amasekhethi aguquguqukayo anesendlalelo esisodwa angathembeki ngokubekezelela amaphutha.
Ama-PCB anezendlalelo eziningi eziguquguqukayo kanye namasekhethi onongqimba olulodwa aguquguqukayo anezinzuzo zawo kanye nokubi ngokwemibandela yokwethembeka.Isakhiwo esinezingqimba eziningi sebhodi lesifunda eliphrintiwe eliguquguqukayo lithuthukisa ukumelana nokukhathala nokuqhekeka okubangelwa ukucindezeleka, okwenza kube nokwethenjelwa kakhulu ngaphansi kwezimo zokugoba nokusonta. Ama-PCB e-multilayer flex futhi ahlinzeka ngokuvikeleka okungcono kumswakama, izincibilikisi, nezinye izakhi zemvelo. Ukwengeza, babonisa ubuqotho besignali obuthuthukisiwe futhi banikeze ukuphindaphinda nokubekezelela amaphutha. Ngakolunye uhlangothi, ama-flex-layer flex circuits alula futhi abiza kakhulu, awenza afanelekele izinhlelo zokusebenza ezidinga ukusebenza okuyisisekelo kanye nokusebenza kahle kwezindleko. Kodwa-ke, bangase bantule ukwethembeka okunikezwa ama-PCB avumelana nezingqimba eziningi, ikakhulukazi mayelana nokumelana nengcindezi, ukuqina kwemvelo, nokubekezelela amaphutha.
Ekuphetheni:
Nakuba womabili ama-PCB aguquguqukayo anezingqimba eziningi kanye namasekhethi aguquguqukayo anongqimba olulodwa anendawo yawo embonini ye-electronics, ama-PCB anezingqimba eziningi afakazele ukuthi anokwethenjelwa kakhulu mayelana nokuguquguquka, ukumelana nokucindezela, ukuqina kwemvelo, ubuqotho besignali, nokubekezelela amaphutha.Amasekhethi aguquguqukayo anongqimba olulodwa ayabiza futhi afanelekele izinhlelo zokusebenza ezilula, kodwa uma ukwethembeka kuwukukhathazeka okuyinhloko, ama-PCB anezingqimba eziningi eza phambili. Cabangela izidingo ezithile zokuklama, izimo zemvelo kanye nemigomo yokusebenza lapho ukhetha inketho ethembeke kakhulu yezinto zakho zokusebenza zikagesi.Inkampani Shenzhen Capel Technology Co., Ltd. ibikhiqiza amabhodi wesekethe aphrintiwe aguquguqukayo (ama-PCB) kusukela ngo-2009. Njengamanje, siyakwazi ukuhlinzeka ngamabhodi wesekethe aphrintiwe aguquguqukayo angu-1-30. I-HDI yethu (i-High Density Interconnect)ubuchwepheshe bokukhiqiza be-PCB obuguquguqukayouvuthiwe kakhulu. Eminyakeni engu-15 edlule, siye sasungula ubuchwepheshe ngokuqhubekayo futhi saqongelela ulwazi olucebile ekuxazululeni izinkinga ezihlobene nephrojekthi kumakhasimende.
Isikhathi sokuthumela: Sep-01-2023
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