Taw qhia
Hauv kev tsim khoom siv hluav taws xob (EMS), ib qho ntawm cov lus nug uas cov neeg yuav khoom nug ua ntejthov ib tug PCB los ua ke quotetsis yog "Tus nqi yog dab tsi?" tab sis theej: cov ntaub ntawv dab tsi peb xav tau xa mus kom tau txais cov lus hais raug?
Ntawm no yog cov lus teb luv luv: feem ntau, cov neeg yuav khoom yuav tsum tau npaj los muab BOM, Gerber cov ntaub ntawv, xaiv - thiab - qhov chaw lossis cov ntaub ntawv centroid, thiab cov ntaub ntawv meej txog kev tsim kom muaj nuj nqis thiab qhov project theem. Yog tias qhov project kuj suav nrog kev sim, cov txheej txheem tshwj xeeb, lossis tsis yog - cov lus qhia kev sib dhos, cov ntsiab lus feem ntau yuav txhim kho cov lus nrawm thiab raug thiab.
Los ntawm kev xa khoom xa tuaj, qhov ntawd yuav zoo li yooj yim RFQ npaj cov kauj ruam. Los ntawm kev tsim khoom thiab kev xa khoom xa mus, txawm li cas los xij, cov ntaub ntawv tiav thiab cov qauv sib xws feem ntau txiav txim siab lub sijhawm hloov pauv, qhov tseeb ntawm qhov khoom, thiab kev kwv yees xa khoom.
Kev xa tawm qeeb, rov hais dua cov voj voog, thiab tom qab kev hloov kho kev lag luam feem ntau tsis tshwm sim vim tus neeg xa khoom xav ua kom cov txheej txheem nyuaj. Feem ntau, lawv tshwm sim vim tias cov ntaub ntawv thawj zaug pob tsis tiav, tsis sib xws, lossis ploj lawm cov ntaub ntawv tseem ceeb lossis cov txheej txheem. Qhov no tshwj xeeb tshaj yog muaj nyob rau hauv turnkey PCB los ua ke, qauv PCBA, thiab qis - ntim tsim.
Tias yog vim li cas qhov tseeb, ua tau zoo, kho dua tshiab -cov ntawv hais kom haum tsis yog tsuas yog tau txais tus nqi sai dua. Nws kuj yog hais txog kev tso qhov project rau ntawm txoj kev tswj hwm ntau dua los ntawm qhov pib.
Daim ntawv teev npe RFQ yooj yim rauPCB sib dhos
Yog tias koj xav tau daim ntawv txheeb xyuas qhov tsawg kawg nkaus ua ntej, pib nrog cov khoom no:
BOM (Bill of Materials)
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Gerber cov ntaub ntawv
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Xaiv thiab qhov chaw /
centroid cov ntaub ntawv
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Cov ntaub ntawv kom muaj nuj nqis (prototype / low-volume / batch)
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Cov ntaub ntawv theem ntawm qhov project
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Cov ntawv sau los yog cov kev xeem yuav tsum tau ua, yog muaj
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Dab tsi: Vim li cas cov ntaub ntawv engineering ncaj qha cuam tshuam rau qhov tseeb?
Ib qho kev sib dhos PCB tsis yog tus nqi rau "ib lub rooj tsavxwm." Nws yog kev tsim khoom- sab kev ntsuam xyuas ua los ntawm ntau yam khoom siv, suav nrog tus nqi BOM, tus nqi tsim khoom PCB, SMT thiab dhau los ntawm- qhov sib dhos tsis yooj yim, ntsuas qhov ntsuas, tsim- theem kev xav, kev pheej hmoo ntawm kev tsim khoom, thiab cov txheej txheem tshwj xeeb uas yuav tsum tau ua.
Hauv lwm lo lus, cov lus hais tsis yog tus lej cais. Nws yog kev txiav txim siab ua lag luam raws li cov ntaub ntawv engineering tau muab.
Thaum cov ntaub ntawv tseem ceeb ploj lawm, tsis paub meej, lossis tsis sib haum, qhov tshwm sim feem ntau yog qhov kev xav ntawm tus nqi tsis zoo, kev hloov pauv ntev dua, muaj kev pheej hmoo ntawm kev hloov kho tus nqi tom qab, thiab ntau qhov tsis paub tseeb thaum lub sij hawm tus qauv qhia lossis ntau lawm ramp-up.
Vim li cas: Cov ntaub ntawv dab tsi feem ntau xav tau rau qhov tseeb dua PCBA cov lus?
Hauv kev xyaum, nws yog qhov zoo dua los faib cov ntaub ntawv RFQ rau hauv ob txheej: cov ntaub ntawv tseem ceeb thiab cov ntaub ntawv txhawb nqa. Qhov no qhia txog yuav ua li cas EMS cov lus hais txog kev ua haujlwm tiag tiag, thiab nws pab cov neeg yuav khoom npaj tau zoo dua.
1. Cov ntaub ntawv tseem ceeb uas yuav tsum tau muaj: cov ntaub ntawv yam tsawg kawg nkaus rau kev ntsuam xyuas cov lus qhia yooj yim
1.1 BOM (Bill of Materials)
BOM yog lub hauv paus rau kev muab cov khoom siv, kev ntsuas tus nqi khoom, thiab lwm yam - kev tshuaj xyuas ib feem.
Ib qho kev hais tawm -BOM npaj txhij yuav ib txwm suav nrog tus neeg tsim khoom siv, lub npe tsim khoom, tus naj npawb ntawm cov chaw tsim khoom, ntau npaum li cas rau ib lub rooj tsavxwm, pob lossis hneev taw, thiab, yog tias ua tau, cov lus piav qhia siv tau ntxiv rau lwm qhov kev pom zoo los yog lwm qhov kev xaiv -qhov chaw xaiv.
Nyob rau hauv turnkey PCB los ua ke tej yaam num, BOM tsis yog ib daim ntawv teev npe. Nws yog lub hauv paus rau tag nrho cov kev ntsuam xyuas khoom. Yog tias cov lej tsis tiav, piav qhia tsuas yog nrog cov lus luv luv, lossis sib xyaw ua ke hauv kev hloov kho, cov txheej txheem hais lus feem ntau qeeb sai sai thiab cov kev xav ntawm cov khoom yuav tsis tshua ntseeg siab.
Ib yam li qhov tseem ceeb, BOM yuav tsum ua raws li kev tsim kho tib yam li Gerber cov ntaub ntawv, cov ntaub ntawv tso npe, thiab sau ntawv sib dhos. Hauv kev hais lus ua haujlwm, qhov sib xws version feem ntau tseem ceeb dua li seb puas muaj ib cov ntaub ntawv nkaus xwb.
1.2 Gerber cov ntaub ntawv lossis cov ntaub ntawv sib npaug PCB fabrication
Yog tias BOM tsav cov khoom siv thiab kev soj ntsuam cov khoom, Gerber cov ntaub ntawv yog ib qho ntawm cov khoom siv tseem ceeb rau kev ntsuam xyuas PCB fabrication thiab kev sib dhos.
Nws feem ntau yog siv los ntsuas cov txheej txheem txheej txheem, cov txheej txheem ntawm pawg thawj coj saib thiab qhov ntev, cov ntaub qhwv thiab qhov qhib, cov ntaub ntawv xyaum, lub npog ntsej muag, silkscreen, thiab sib dhos-txog cov txheej txheem nyuaj.
Cov neeg yuav khoom yuav tsum muab qhov kawg, kho dua - tswj Gerber cov ntaub ntawv thiab xyuas kom meej tias nws phim cov version tau hais. Ua ntej xa ib qho RFQ, nws yog ib qho kev xyaum zoo los xyuas kom meej tias txheej txheej txheej tiav, cov ntaub ntawv laum yog muaj, cov txheej txheem ntawm pawg thawj coj tau pom tseeb, thiab Gerber cov zis tau ua raws li qhov tseeb BOM thiab layout kho.
1.3 Xaiv thiab qhov chaw / centroid cov ntaub ntawv
Kev xaiv-thiab- cov ntaub ntawv chaw yog ib qho tseem ceeb rau kev ua haujlwm SMT thiab kev ntsuas kev sib dhos. Nws feem ntau txhais cov kev sib koom ua ke, kev sib hloov, sab mounting, thiab cov neeg tsim qauv siv.
Yog tias cov ntaub ntawv no ploj lawm, tus neeg muag khoom kuj tseem tuaj yeem muab cov lus tsocai ua ntej, tab sis kev tshuaj xyuas engineering thiab kev npaj ua haujlwm feem ntau siv sijhawm ntev dua. Yog tias cov ntaub ntawv muaj tab sis tsis phim BOM lossis Gerber cov zis, nws tseem tuaj yeem ua kom lub sijhawm qhia meej. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog nyob rau hauv ob qho - sab sib dhos, zoo - suab SMT, thiab BGA- hais txog kev tsim.
1.4 Qhov ntau thiab qhov project- cov ntaub ntawv theem
Qhov ntau zoo li yooj yim, tab sis hauv PCB cov lus hais nws tseem ceeb heev.
Cov neeg yuav khoom yuav tsum qhia meej meej txog tus qauv qauv, tus tsav- khiav kom muaj nuj nqis, qis- ntim ntau, qhov xav tau ntau lawm, thiab seb qhov kev thov yog rau ib qho - lub sij hawm qauv lossis ib feem ntawm qhov kev tsim kho txuas ntxiv.
Qhov no tseem ceeb vim hais tias tus qauv PCBA, qis - ntim PCB los ua ke, thiab cov khoom siv rov ua dua tsis tau hais raws li qhov kev xav. Qhov project theem cuam tshuam rau kev siv zog engineering, kab teeb tsa logic, kev sim cov tswv yim, thiab kev coj tus cwj pwm.
2. Pab txhawb cov ntaub ntawv: tsis tas yuav tsum tau ua, tab sis muaj txiaj ntsig zoo
2.1 Cov ntawv sau ua ke / sib dhos
Ib daim duab sib dhos meej lossis cov ntawv sau sib sau ua ke tuaj yeem txo qhov kev qhia meej meej thaum lub sijhawm hais lus.
Qhov no yog tshwj xeeb tshaj yog pab tau rau polarity -sensitive qhov chaw, khib- daim ntawv Cheebtsam, manual insertion los yog xaiv soldering yuav tsum tau, khaws- tawm qhov chaw rau conformal txheej, tshwj xeeb orientation cov lus qhia, los yog tej yaam num uas muaj xws li lub thawv tsim los yog cable- kev sib koom ua ke.
2.2 Kev kuaj thiab tshuaj xyuas cov cai
Yog tias qhov project xav tau kev kuaj ntxiv lossis tshuaj xyuas, nws yog qhov zoo tshaj plaws los nthuav tawm tias thaum lub sij hawm RFQ theem es tsis yog tom qab thawj qhov kev tsocai tawm.
Cov piv txwv muaj xws li AOI, ICT, FCT, X-ray tshuaj xyuas, hlawv-hauv, txheej txheej, thiab cov khoom ntim tshwj xeeb. Cov khoom no tuaj yeem cuam tshuam cov kev xav ntawm kev ua haujlwm, kev npaj ua haujlwm, cov txheej txheem khiav, lub sijhawm ua haujlwm, thiab tag nrho cov lus raug raug.
2.3 Schematic
Ib qho schematic tsis yog ib qho yuav tsum tau hais cov ntaub ntawv, tab sis nws tseem tuaj yeem muaj txiaj ntsig rau kev tshuaj xyuas engineering. Nws tuaj yeem txhawb nqa DFM lossis DFT kev sib tham, kev npaj kev sim, kev lees paub qhov tseeb, kev npaj daws teeb meem, thiab kev tshuaj xyuas hluav taws xob ntawm lwm qhov chaw.
2.4 Fabrication thiab txheej txheem specifications
Yog tias qhov project tau hais txog PCB lossis cov kev cai sib dhos, cov no yuav tsum tau ua kom pom tseeb ua ntej hais. Piv txwv muaj xws li cov khoom siv, nto tiav, hnyav tooj liab lossis siab -Tg qhov yuav tsum tau, impedance tswj, qhov muag tsis pom lossis faus vias, conformal txheej, IPC txais chav kawm, thiab ib qho tshwj xeeb ntim lossis xa khoom.
Yuav ua li cas: Yuav ua li cas buyers yuav npaj ib tug muaj zog RFQ pob?
Yog tias lub hom phiaj yog kom tau txais qhov tseeb dua, nrawm dua, thiab ua tau zoo dua PCBA cov lus hais, plaub qhov kev coj ua tshwj xeeb yog qhov tseem ceeb.
Xyuas kom tseeb tias tag nrho cov ntaub ntawv tseem ceeb los ntawm tib qhov kev kho dua tshiab. Ib qho teeb meem uas tshwm sim feem ntau tsis yog cov ntaub ntawv ploj lawm tab sis tsis sib haum xeeb nyob thoob plaws BOM, Gerber, thiab cov ntaub ntawv tso npe.
Muab cov ntaub ntawv digital uas tuaj yeem ua tau zoo. Editable BOM hom ntawv thiab cov qauv ntawv lossis cov lus-raws li cov ntaub ntawv tso tawm tau zoo dua li cov screenshots lossis cov ntaub ntawv scanned.
Piav qhov project ntsiab lus kom meej. Ntxiv nrog rau cov ntaub ntawv tseem ceeb, cov neeg muag khoom yuav tsum nkag siab txog kev tsim kom muaj nuj nqis, lub sijhawm teem sijhawm, qhov project theem, seb yuav tsum tau txais cov khoom siv turnkey, thiab seb qhov kev sim, tshuaj xyuas, lossis kev ntim khoom siv.
Qhia meej rau koj qhov kev hloov pauv -ib feem ntawm lub tswv yim ntxov. Yog tias koj pab neeg tau txhais cov kev cia siab nyob ib ncig ntawm qhov thib ob, cov npe neeg muag khoom pom zoo, lossis kev hloov pauv tau, cov ntaub ntawv ntawd tuaj yeem txhim kho qhov muaj peev xwm ua tau, ua tus coj- lub sijhawm ntsuas, thiab qhov tseeb ntawm cov lus.
Kev lag luam teeb liab: Qhov no txhais li cas rau cov neeg yuav khoom?
Rau cov neeg siv khoom siv hluav taws xob, RFQ cov ntaub ntawv npaj yuav tsum tsis raug kho raws li kev tswj hwm nkaus xwb. Nws yog qhov pib ntawm kev tswj hwm tus nqi, coj-kev ntsuas lub sijhawm, muab khoom- kev ntsuas cov saw hlau, thiab thawj kauj ruam ntawm kev sib tw tiag tiag ntawm engineering thiab kev yuav khoom.
Qhov no kuj txhais tau tias tus khub EMS tseem ceeb tsis yog ib qho uas xa rov qab tus lej tom qab tau txais cov ntaub ntawv. Tus khub tsim khoom muaj zog tuaj yeem txheeb xyuas cov ntaub ntawv sib txawv, kho qhov tsis sib haum xeeb, kev pheej hmoo ntawm cov txheej txheem, kev tsis paub tseeb, thiab kev txhawj xeeb ntawm kev tsim khoom thaum lub sij hawm hais nws tus kheej.
Xaus
Yog tias koj xav tau ntau qhov tseeb thiab ruaj khov PCB cov lus sib dhos, cov ntsiab lus tseem ceeb yuav tsum ib txwm suav nrog BOM, Gerber cov ntaub ntawv, xaiv - thiab - cov ntaub ntawv chaw, thiab tsim kom muaj nuj nqis ntxiv rau qhov project- cov ntaub ntawv theem. Cov ntaub ntawv txhawb nqa muaj txiaj ntsig tuaj yeem suav nrog cov ntawv sau ua ke, cov kev xav tau ntawm kev sim, ib qho schematic, thiab fabrication lossis txheej txheem specifications.
Qhov tseem ceeb tshaj, cov ntaub ntawv no yuav tsum meej, siv tau, kho dua -aligned, thiab ua raws li lub hom phiaj tsim. Rau kev nrhiav thiab engineering pab pawg, npaj pob RFQ muaj zog dua tsis yog ua haujlwm ntxiv rau nws tus kheej. Nws yog ib txoj hauv kev ua tau zoo tshaj plaws los txo qhov tsis paub meej ntawm tus nqi, lub sijhawm ua haujlwm, thiab kev tsim khoom sib raug zoo ua ntej thawj qhov kev tsocai tau tshaj tawm.
FAQ
Xav tau PCB los ua ke lossis Turnkey PCBA hais? Xa koj qhov kev nugntawm nolos yog email rau peb ncaj qha:info@pcba-china.com
