Xov xwm
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Kev Nyab Xeeb Kev Nyab Xeeb rau Kev Taw Qhia Soldering
Kev tuav soldering yog cov txheej txheem ntau tshaj plaws hauv SMT ua cov kab.Tab sis cov txheej txheem vuam yuav tsum tau xyuam xim rau qee qhov kev ntsuas kev nyab xeeb kom ua haujlwm tau zoo dua.Cov neeg ua haujlwm yuav tsum tau xyuam xim rau cov ntsiab lus hauv qab no: 1. Vim qhov kev ncua deb ntawm lub taub hau hlau 20 ~ 30cm ntawm lub co...Nyeem ntxiv -
Lub BGA Kho Tshuab Ua Dab Tsi?
BGA soldering chaw taw qhia BGA soldering chaw nres tsheb kuj feem ntau hu ua BGA rework chaw nres tsheb, uas yog ib tug tshwj xeeb cov cuab yeej siv rau BGA chips nrog soldering teeb meem los yog thaum tshiab BGA chips yuav tsum tau hloov.Txij li thaum qhov kub yuav tsum tau ntawm BGA nti vuam yog qhov siab, yog li t ...Nyeem ntxiv -
Kev faib tawm ntawm Surface Mount Capacitor
Nto mount capacitors tau tsim rau ntau ntau yam thiab series, cais los ntawm cov duab, qauv thiab kev siv, uas tuaj yeem ncav cuag ntau pua hom.Lawv kuj tseem hu ua chip capacitors, nti capacitors, nrog C ua lub cim sawv cev ntawm lub voj voog.Hauv SMT SMD cov ntawv thov, kwv yees li 80% ...Nyeem ntxiv -
Qhov tseem ceeb ntawm Tin-lead Solder Alloys
Thaum nws los txog rau cov ntawv luam tawm, peb tsis tuaj yeem hnov qab lub luag haujlwm tseem ceeb ntawm cov khoom siv pabcuam.Tam sim no, feem ntau siv tin-lead solder thiab cov hlau lead-dawb solder.Lub npe nrov tshaj plaws yog 63Sn-37Pb eutectic tin-lead solder, uas tau yog cov khoom siv hluav taws xob tseem ceeb tshaj plaws rau n ...Nyeem ntxiv -
Kev soj ntsuam ntawm hluav taws xob yuam kev
Ntau yam zoo thiab tsis zoo hluav taws xob tsis zoo los ntawm qhov tshwm sim ntawm qhov loj ntawm cov xwm txheej hauv qab no.1. Kev sib cuag tsis zoo.Lub rooj tsavxwm thiab qhov chaw sib cuag tsis zoo, qhov tawg sab hauv ntawm lub cable tsis ua haujlwm thaum nws dhau mus, cov kab ntsaws thiab lub davhlau ya nyob twg tsis zoo, cov khoom xws li cov vuam cuav yog ...Nyeem ntxiv -
Chip Component Pad Design Defects
1. 0.5mm suab QFP ncoo ntev ntev dhau lawm, ua rau luv luv Circuit Court.2. PLCC qhov (socket) pads yog luv dhau, ua rau tsis muaj tseeb soldering.3. IC lub ncoo ntev ntev dhau lawm thiab tus nqi ntawm cov muab tshuaj txhuam yog loj uas ua rau luv luv Circuit Court ntawm reflow.4. Wing-shaped chip pads ntev dhau los affec...Nyeem ntxiv -
Wave Soldering Surface Cheebtsam Layout Design Requirements
I. Cov lus piav qhia keeb kwm yav dhau Wave soldering tshuab vuam yog los ntawm cov molten solder ntawm cov khoom siv pins rau daim ntawv thov ntawm solder thiab cua sov, vim qhov txheeb ze ntawm lub nthwv dej thiab PCB thiab molten solder "nplaum", cov txheej txheem yoj soldering yog ntau dua. rov s...Nyeem ntxiv -
Tswv yim rau xaiv Chip Inductors
Chip inductors, tseem hu ua lub zog inductors, yog ib qho ntawm cov khoom siv feem ntau siv hauv cov khoom siv hluav taws xob, muaj cov khoom siv me me, zoo, muaj zog cia thiab tsis muaj zog.Nws yog feem ntau yuav hauv PCBA factories.Thaum xaiv cov nti inductor, qhov kev ua haujlwm tsis zoo ...Nyeem ntxiv -
Yuav ua li cas teev Parameters ntawm Solder Paste Printing Tshuab?
Solder paste tshuab luam ntawv yog ib qho khoom siv tseem ceeb nyob rau sab pem hauv ntej ntawm SMT kab, feem ntau yog siv cov stencil los luam cov ntaub nplaum rau ntawm cov ntaub ntawv teev tseg, qhov zoo los yog phem solder paste luam ntawv, ncaj qha cuam tshuam rau qhov kawg solder zoo.Hauv qab no los piav qhia txog kev paub txog t...Nyeem ntxiv -
Txoj kev rau kev soj ntsuam zoo ntawm PCB
1. X-ray tuaj xyuas Tom qab lub rooj sib tham tau sib sau ua ke, X-ray tshuab tuaj yeem siv los saib BGA underbelly zais cov pob qij txha txuas, qhib, solder deficiency, solder tshaj, pob poob, poob ntawm qhov chaw, paj kws, thiab feem ntau yog qhov.NeoDen X Ray Tshuab X-Ray Tube Source Spe...Nyeem ntxiv -
Qhov zoo ntawm PCB Assembly Prototyping rau kev tsim kho sai ntawm cov khoom tshiab
Ua ntej pib ua haujlwm tag nrho, koj yuav tsum ua kom koj lub PCB nce thiab khiav.Tom qab tag nrho, thaum PCB ua tsis tiav tom qab tag nrho cov khoom tsim tawm, koj tsis tuaj yeem them tus nqi yuam kev lossis, qhov phem dua, qhov tsis raug uas tuaj yeem kuaj pom txawm tias tom qab koj muab cov khoom tso rau hauv khw.Prototyping xyuas kom tshem tawm thaum ntxov ...Nyeem ntxiv -
Dab tsi yog Qhov Ua rau thiab kev daws teeb meem ntawm PCB Distortion?
PCB distortion yog ib qho teeb meem tshwm sim hauv PCBA batch ntau lawm, uas yuav ua rau muaj kev cuam tshuam loj rau kev sib dhos thiab kev sim.Yuav ua li cas zam qhov teeb meem no, thov saib hauv qab no.Qhov ua rau PCB distortion yog raws li hauv qab no: 1. Kev xaiv tsis raug ntawm PCB raw khoom, xws li qis T ntawm PCB, tshwj xeeb tshaj yog pape ...Nyeem ntxiv
