computer-repair-london

Gulu la impedance ENIG PCB 6351

Gulu la impedance ENIG PCB 6351

Kufotokozera Kwachidule:

Dzina mankhwala: 8 Gulu impedance ENIG PCB
Chiwerengero cha zigawo: 8
Pamwamba pa mapeto: ENIG
Base zakuthupi: FR4
Gulu lakunja W / S: 4 / 3mil
Mzere wamkati W / S: 5 / 4mil
Makulidwe: 1.6mm
Osachepera. una awiri: 0.2mm


Mankhwala Mwatsatanetsatane

Tekinoloje ya theka

PCB itapangidwa mu dzenje laling'ono, malatawo amakhala pamphepete mwa dzenje ndi electroplating. Chosanjikiza cha malata chimagwiritsidwa ntchito ngati chotchingira choteteza kuti misozi isagwedezeke ndikulepheretsa gawo lamkuwa kugwa pakhoma la dzenje. Chifukwa chake, mbadwo wosayera pakupanga kwa bolodi yosindikizidwa yafupika, ndipo ntchito yoyeretsa imachepetsedwanso, kuti kukonza PCB yomalizidwa.

Pambuyo popanga PCB yoboola theka, padzakhala tchipisi chamkuwa mbali zonse ziwiri za dzenje, ndipo tchipisi tating'onoting'ono tidzakhala nawo mkatikati mwa theka-dzenje. Theka dzenje ntchito ngati mwana PCB, udindo wa dzenje theka ali mu PCBA, adzatenga theka mwana wa PCB, ndi kupereka theka dzenje kudzazidwa malata kupanga theka mbuye mbale welded pa bolodi chachikulu , ndi theka lobooka ndi zidutswa zamkuwa, zimakhudza malata, zomwe zimakhudza kuwotcherera kolimba kwa pepala pa bolodi, ndipo zimakhudza mawonekedwe ndi kagwiritsidwe ntchito ka makina onse.

Pamwamba pa dzenjelo pamakhala chitsulo chosanjikiza, ndipo mphambano ya theka loboola m'mphepete mwa thupi limapatsidwa mpata, ndipo pamwamba pake pamakhala ndege kapena pamwamba pake kuphatikiza ndege ndi mawonekedwe apadziko lapansi. Powonjezera kusiyana kumapeto konse kwa dzenje, tchipisi tating'onoting'ono ta mphambano ya dzenje ndi m'mbali mwa thupi zimachotsedwa kuti zikhale PCB yosalala, kupewa zipsera zamkuwa zomwe zatsala mgawo, kutsimikizira kuti PCB, komanso kuwotcherera kodalirika komanso mawonekedwe a PCB mkati mwa PCBA, ndikuwonetsetsa magwiridwe antchito onse atatha msonkhano wotsatira.

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