Labarai
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Takaitaccen tarihin ci gaban da'irar da aka buga
Kamar sauran manyan abubuwan kirkire-kirkire a cikin tarihi, hukumar da’ira (PCB) kamar yadda muka sani a yau ta dogara ne akan ci gaban da aka samu a tsawon tarihi.A cikin ƙaramin kusurwar duniyarmu, za mu iya gano tarihin PCBs sama da shekaru 130, lokacin da manyan injunan masana'antu na duniya suka ...Kara karantawa -
Yadda ake yin allon kewayawa na pcb
Domin mai son PCB samarwa, thermal canja wurin bugu da UV fallasa su ne biyu da aka saba amfani da hanyoyin.Kayan aikin da ake buƙatar amfani da su a cikin hanyar canja wurin thermal shine: laminate clad laminate, Laser printer (dole ne ya zama firinta na laser, firinta ta inkjet, firinta na dot matrix da sauran firinta ba ...Kara karantawa -
Menene ka'idodin ƙira na PCB
Don cimma mafi kyawun aikin da'irori na lantarki, tsararrun abubuwan da aka haɗa da jigilar wayoyi suna da mahimmanci.Domin zana PCB mai inganci da ƙarancin farashi.Ya kamata a bi waɗannan ƙa'idodi na gaba ɗaya: shimfidawa Na farko, la'akari da girman PCB.Idan girman PCB na...Kara karantawa -
Cikakken cikakken gabatarwa game da PCB
PCB ana yin ta ne ta hanyar fasahar bugu ta lantarki, don haka ana kiranta da bugu.Kusan kowane nau'in kayan lantarki, kama daga kunne, baturi, kalkuleta, zuwa kwamfuta, kayan sadarwa, jiragen sama, tauraron dan adam, idan dai kayan aikin lantarki kamar haɗaɗɗen circui...Kara karantawa -
Menene farashin gaba ɗaya na allon kewayawa
Gabatarwa Dangane da tsarin tsarin da'irar, farashin zai bambanta dangane da kayan da'irar, adadin yadudduka na allon kewayawa, girman allo, adadin kowane samarwa, tsarin samarwa, mafi ƙarancin faɗin layi da tazarar layi...Kara karantawa -
Dubawa da gyara PCB
1. Chip tare da shirin 1. EPROM kwakwalwan kwamfuta gabaɗaya ba su dace da lalacewa ba.Domin irin wannan guntu yana buƙatar hasken ultraviolet don goge shirin, ba zai lalata shirin ba yayin gwajin.Duk da haka, akwai bayanai: saboda kayan da ake amfani da su don yin guntu, yayin da lokaci ya wuce), har ma ...Kara karantawa -
Game da aikace-aikacen aiki da sabbin ayyukan PCBA
Aiki A ƙarshen shekarun 1990s lokacin da aka ba da shawarar samar da mafita na hukumar da'irar da'ira da yawa, an kuma sanya allunan da'irar da aka buga a hukumance cikin amfani da yawa har zuwa yanzu.Yana da mahimmanci don haɓaka dabarun gwaji mai ƙarfi don manyan da'irar bugu mai girma ...Kara karantawa -
Hanyoyin ci gaba guda biyar na PCBA
Hanyoyin Ci gaba Biyar · Ƙarfafa haɓaka fasahar haɗin kai mai girma (HDI) ─ HDI ta ƙunshi fasaha mafi ci gaba na PCB na zamani, wanda ke kawo ingantacciyar wayoyi da ƙaramin buɗe ido zuwa PCB.· Fasahar haɗa abubuwa masu ƙarfi tare da ƙarfi mai ƙarfi ─ Fasahar haɗa kayan aiki shine ...Kara karantawa -
Abubuwan da ke da alaƙa game da PCBA
Gabatarwar samfuran 3C kamar kwamfutoci da samfuran da ke da alaƙa, samfuran sadarwa da na'urorin lantarki sune manyan filayen aikace-aikacen PCB.Dangane da bayanan da Ƙungiyar Ƙwararrun Ƙwararru (CEA) ta fitar, tallace-tallace na kayan lantarki na duniya zai kai dalar Amurka biliyan 964 a cikin 2011, wani ...Kara karantawa -
Menene PCBA da takamaiman tarihin ci gaban sa
PCBA ita ce takaitaccen majalissar da'irar da'irar da aka buga a Turanci, wato, hukumar PCB mara komai ta ratsa ta babban bangaren SMT, ko kuma dukkan tsarin toshewar DIP, wanda ake kira PCBA.Wannan hanya ce da aka saba amfani da ita a China, yayin da daidaitattun hanyar a Turai da Amurka ita ce PCB& # 39;Kara karantawa -
Menene takamaiman tsari na PCBA?
Tsarin PCBA: PCBA=Majalisar hukumar da'irar da aka buga, watau PCB allon komai ya ratsa ta babban sashin SMT, sannan ya bi dukkan tsarin toshewar DIP, wanda ake kira tsarin PCBA.Tsari da Fasaha Jigsaw sun haɗa: 1. Haɗin V-CUT: ta amfani da tsaga don tsaga, ...Kara karantawa -
Hanyoyin Ci gaba guda biyar na PCBA
· Ƙarfafa haɓaka fasahar haɗin kai mai girma (HDI) ─ HDI tana ƙunshe da mafi kyawun fasaha na PCB na zamani, wanda ke kawo ingantaccen wayoyi da ƙaramin buɗe ido zuwa PCB.Fasahar haɗa abubuwa masu ƙarfi tare da ƙarfi mai ƙarfi ─ Fasahar haɗa abubuwa babban canji ne a cikin aikin PCB...Kara karantawa
