Iindaba
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Iziphene ezilishumi zenkqubo yoyilo lwebhodi yesekethe yePCB
Iibhodi zesekethe ze-PCB zisetyenziswa ngokubanzi kwiimveliso ezahlukeneyo ze-elektroniki kwihlabathi lanamhlanje eliphuhlileyo.Ngokutsho kwamashishini ahlukeneyo, umbala, imilo, ubungakanani, umaleko, kunye nezinto zeebhodi zesekethe zePCB zahlukile.Ke ngoko, ulwazi olucacileyo luyafuneka kuyilo lwesetyhula yePCB...Funda ngokugqithisileyo -
Uthini umgangatho we-PCB warpage?
Ngapha koko, i-PCB warping ikwabhekisa ekugobeni kwebhodi yesekethe, ebhekisa kwibhodi yesekethe yokuqala.Xa ibekwe kwi-desktop, iziphelo ezimbini okanye umbindi webhodi zivela kancinci phezulu.Le nto yaziwa ngokuba PCB warping kushishino.Ifomula yokubala i...Funda ngokugqithisileyo -
Zeziphi iimfuno inkqubo welding laser kuyilo PCBA?
1.Design for Manufacturability of PCBA Uyilo manufacturability of PCBA ikakhulu usombulula ingxaki assemblability, kwaye injongo kukuphumeza eyona ndlela imfutshane inkqubo, izinga lokupasa iphezulu soldering, kunye nexabiso eliphantsi imveliso.Umxholo woyilo ubandakanya ikakhulu: ...Funda ngokugqithisileyo -
Uyilo lokwenziwa koyilo lwePCB kunye neengcingo
Ngokumalunga nokuhlelwa kwe-PCB kunye nengxaki ye-wiring, namhlanje asiyi kuthetha ngohlalutyo lwengqibelelo yomqondiso (SI), uhlalutyo lokuhambelana kwe-electromagnetic (EMC), uhlalutyo lwentembeko yamandla (PI).Ukuthetha nje malunga nohlalutyo lwe-manufacturability (DFM), uyilo olungekho ngqiqweni lokwenziwa kokwenziwa luya ku ...Funda ngokugqithisileyo -
Uqhubekeko lwe-SMT
Ukusetyenzwa kwe-SMT luluhlu lwenkqubo yeteknoloji yokusetyenzwa ngokwesiseko sePCB.Ineenzuzo zokuchaneka okuphezulu kunye nesantya esikhawulezayo, ngoko yamkelwe ngabavelisi abaninzi be-elektroniki.Inkqubo yokwenziwa kwetshiphu ye-SMT ibandakanya ikakhulu isikrini sesilika okanye ukukhupha iglu, ukunyuswa okanye...Funda ngokugqithisileyo -
Uyenza njani ibhodi yePCB elungileyo?
Sonke siyazi ukuba ukwenza ibhodi PCB kukujika schematic eyilwe kwibhodi PCB yokwenene.Nceda ungayijongeli phantsi le nkqubo.Zininzi izinto ezinokwenzeka ngokomgaqo kodwa kunzima ukuziphumeza kwiprojekthi, okanye abanye banokufezekisa izinto abanye abantu abangenako ukuzifezekisa iMoo...Funda ngokugqithisileyo -
Uyila njani i-PCB crystal oscillator?
Sisoloko sithelekisa i-crystal oscillator entliziyweni yesekethe yedijithali, kuba wonke umsebenzi wesiphaluka sedijithali awunakuhlukaniswa kwisignali yewashi, kwaye i-crystal oscillator ilawula ngokuthe ngqo inkqubo yonke.Ukuba i-crystal oscillator ayisebenzi, yonke inkqubo iya kuba yingxaki ...Funda ngokugqithisileyo -
Uhlalutyo lweentlobo ezintathu zetekhnoloji yestencil yePCB
Ngokwenkqubo, i-stencil ye-pcb inokwahlulwa ibe ngamacandelo alandelayo: 1. I-stencil yokunamathisela ye-Solder: Njengoko igama libonisa, isetyenziselwa ukuxubha i-solder paste.Ukukrola imingxuma kwisiqwenga sentsimbi esihambelana neepads zebhodi ye-pcb.Emva koko sebenzisa incama ye-solder kwi-pad kwibhodi ye-PCB ...Funda ngokugqithisileyo -
Ibhodi yesekethe yeCeramic PCB
I-advanteji: Umthamo omkhulu wangoku, i-100A yangoku idlula ngokuqhubekayo kwi-1mm0.3mm yomzimba wobhedu obunzima, ukunyuka kweqondo lokushisa malunga ne-17 ℃;I-100A yangoku idlula ngokuqhubekayo kumzimba wobhedu obunzima obuyi-2mm0.3mm, ukunyuka kobushushu kumalunga ne-5℃ kuphela.Isixhobo esingcono sokuchitha ubushushu...Funda ngokugqithisileyo -
Ungasiqwalasela njani isithuba esikhuselekileyo kuyilo lwePCB?
Kukho iindawo ezininzi kuyilo lwePCB apho izithuba ezikhuselekileyo kufuneka ziqwalaselwe.Apha, ihlelwa okwethutyana yaziindidi ezimbini: enye yeyombane enxulumene nezithuba zokhuseleko, enye ingeyombane enxulumene nezithuba zokhuseleko.Isithuba sokhuseleko esinxulumene nombane 1.Isithuba phakathi kweengcingo Ukuya kuthi ga ...Funda ngokugqithisileyo -
Ibhodi yesekethe yobhedu engqindilili
Ukwaziswa kweTekhnoloji yeBhodi yeSekethe yeSekethe eThick (1) (1) Ukulungiswa kwangaphambili kunye nonyango lokufakwa kwe-electroplating Eyona njongo iphambili yokutyebisa icwecwe lobhedu kukuqinisekisa ukuba kukho umaleko otyebileyo owaneleyo wokucoca emngxunyeni ukuqinisekisa ukuba ixabiso lokumelana lingaphakathi kuluhlu olufunekayo. ...Funda ngokugqithisileyo -
Iimpawu ezintlanu ezibalulekileyo kunye nemiba yoyilo lwePCB ekufuneka iqwalaselwe kuhlalutyo lwe-EMC
Kuye kwathiwa kukho iindidi ezimbini kuphela zeenjineli ze-elektroniki ehlabathini: ezo ziye zafumana ukuphazamiseka kombane kunye nezo zingazange zifumaneke.Ngokunyuka kwamaza ophawu lwe-PCB, uyilo lwe-EMC yingxaki ekufuneka siyithathele ingqalelo 1. Iimpawu ezintlanu ezibalulekileyo ekufuneka ziqwalaselwe ngexesha ...Funda ngokugqithisileyo
