PCB-yada Aluminium
PCB-yada xudunta u ah biraha sidoo kale loo yaqaan MCPCBs, kuwaas oo lakabkoodu yahay saldhig bir ah. Biraha ugu caansan ee MCPCB-yada la isticmaalo waa aluminium, naxaas, iyo daawaha birta. PCB-yada ku salaysan aluminiumku waa kuwa ugu kharash-oolsan; Waxay leeyihiin kuleyl wanaagsan iyo awoodda kala-baxa kulaylka oo qiimo jaban ah. PCB-yada ku salaysan naxaasta waxay ka shaqeeyaan si ka fiican aluminium, laakiin qiimuhu waa ka sarreeyaa. PCB-yada birta ku salaysan way ka adag yihiin labada shay ee hore, halka kulaylku uu hooseeyo. PCB-yada birta ah waxaa loo yaqaanaa disinka kulaylka heersare ah. Sanadihii la soo dhaafay, warshadaha LED ayaa si degdeg ah loo horumariyay, laakiin dhibaatada kuleylka kuleylka ayaa ka yaabisay codsiga iyo horumarinta LED-ka, gaar ahaan LED-ga awoodda sare leh ee iftiinka iftiinka. Codsiga substrate-ka birta ah wuxuu bixiyaa hab cusub oo lagu xalliyo kuleylka kuleylka LED si wax ku ool ah.
Qalabka asaasiga ah ee birta ah, waxaa jira aluminium iyo qalabka saldhigga naxaasta. Substrate-ka aluminiumku waa nooc ka mid ah saxan naxaas ah oo ku salaysan bir oo leh kuleyl wareejin wanaagsan iyo shaqeyn. Substrate Copper wuxuu leeyahay waxqabad ka wanaagsan aluminium, laakiin qiimihiisu aad ayuu uga qaalisan yahay aluminium.
Macaamiishu waxay dalbadaan pcbs aluminium marar badan, sababtoo ah qiimaha aluminium pcb aad ayuu uga dhaqaale badan yahay, waxaa loo isticmaalaa nalalka LED, qalabka soo noqnoqda codka iyo qalabka elektiroonigga ah ee isgaarsiinta.
Lakabka fudud ee hal dhinac ah ee MCPCB wuxuu ka kooban yahay saldhig bir ah (badanaa aluminium, ama daawaha naxaasta), Lakabka Dielectric (aan shaqaynayn) Lakabka, Lakabka Wareegga Copper, Qaybaha IC iyo maaskarada alxanka.
Kulaylka wanaagsan ee PCB-yada xudunta u ah waxay ka dhigtaa inay u nugul yihiin heerkulka sare, taas oo keenta qallooc yar inta lagu jiro gaadiidka calaamadaha.
Faa'iidooyinka kor ku xusan waxay ka dhigaan biraha aasaasiga ah ee PCB-yada xalalka ugu fiican ee codsiyo badan, sida korantada, nalalka, sawir-qaadista, codsiyada iftiinka dambe, codsiyada LED-ga baabuurta, qalabka guriga, iyo wixii la mid ah. PCB-ga ku salaysan aluminiumku waa nooca ugu badan ee PCB-yada asaasiga ah ee birta ah faa'iidada kharashkeeda. Khaasatan nalalka adag ee gobolka, aluminium PCB-yada waxay ka caawiyaan in la gaaro heerar nalal sare leh oo leh tiro yar oo LED ah.
Dhumucda birta birta ah ee MCPCB waxay noqon kartaa 1oz ilaa 10oz, dhumucda xudunta birta ah ee looxyaduna waa 30mil ilaa 125mil YMS waxay bixisaa dhammaan noocyada PCB-yada asaasiga ah ee birta ah, oo kaliya nala soo xiriir haddii aad u baahan tahay substrate ka dhumuc weyn ama dhuuban. YMS waxay had iyo jeer ku ilaalin doontaa awoodeena iyo halbeegyada qalabka xawliga heerarka sare si ay u siiso macaamiisha adeegyada ugu fiican ee prototype PCB, PCB, samaynta qaybaha