Xov xwm
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Vim li cas PCBs tas sij hawm yuav tsum tau muab ci ua ntej SMT lossis rauv?
Lub hom phiaj tseem ceeb ntawm PCB ci yog kom dehumidify thiab tshem tawm cov dej noo, thiab tshem tawm cov dej noo hauv PCB los yog absorbed los ntawm sab nraud, vim qee cov ntaub ntawv siv hauv PCB nws tus kheej yooj yim tsim cov dej molecules. Tsis tas li ntawd, tom qab PCB raug tsim thiab muab tso rau ib lub sijhawm, lub ...Nyeem ntxiv -
Cov yam ntxwv txhaum cai thiab kev saib xyuas ntawm Circuit Court board capacitor puas
Ua ntej, ua kom yuam kev me me rau kev sim ntsuas ntau yam SMT Cheebtsam Qee qhov SMD cov khoom me me thiab tsis yooj yim rau kev sim thiab kho nrog cov cwj mem multimeter zoo tib yam. Ib qho yog tias nws yooj yim ua rau luv luv, thiab lwm qhov yog qhov tsis yooj yim rau lub rooj tsav xwm Circuit Court coated nrog ib qho insulatin ...Nyeem ntxiv -
Nco ntsoov cov kev kho no, koj tuaj yeem kho 99% ntawm PCB tsis ua haujlwm
Kev ua tsis tiav los ntawm capacitor kev puas tsuaj yog qhov siab tshaj plaws hauv cov khoom siv hluav taws xob, thiab kev puas tsuaj rau cov khoom siv hluav taws xob electrolytic yog feem ntau. Kev ua tau zoo ntawm capacitor kev puas tsuaj yog raws li nram no: 1. Lub peev xwm ua me me; 2. Tsis muaj peev xwm ua tiav; 3. Cov dej ntws; 4. luv Circuit Court. Capacitors ua si ...Nyeem ntxiv -
Purification kev daws teeb meem uas kev lag luam electroplating yuav tsum paub
Vim li cas thiaj ntxuav tau? 1. Thaum lub sij hawm siv cov tshuaj electroplating, organic by-products txuas ntxiv mus 2. TOC (Tag nrho cov Organic Pollution Value) txuas ntxiv mus, uas yuav ua rau kom nce tus nqi ntawm electroplating brightener thiab leveling tus neeg sawv cev ntxiv 3. Kev tsis xws luag nyob rau hauv lub electroplated ...Nyeem ntxiv -
Copper foil nqi tau nce, thiab kev nthuav dav tau dhau los ua kev pom zoo hauv PCB kev lag luam
Hauv tsev high-frequency thiab high-ceev tooj liab clad laminate ntau lawm muaj peev xwm tsis txaus. Kev lag luam tooj liab foil yog lub peev, thev naus laus zis, thiab kev txawj ntse-kev lag luam uas muaj kev cuam tshuam loj rau kev nkag. Raws li kev sib txawv downstream daim ntaub ntawv, cov khoom siv tooj liab tuaj yeem muab faib ...Nyeem ntxiv -
Dab tsi yog qhov tsim kev txawj ntse ntawm op amp Circuit Court PCB?
Cov ntawv luam tawm Circuit Board (PCB) thaiv kab ua lub luag haujlwm tseem ceeb hauv kev kub ceev Circuit Court, tab sis feem ntau nws yog ib qho ntawm cov kauj ruam kawg hauv cov txheej txheem tsim hluav taws xob. Muaj ntau yam teeb meem nrog kev kub ceev PCB thaiv, thiab ntau cov ntaub ntawv tau sau rau ntawm lub ncauj lus no. Kab lus no feem ntau tham txog kev xaim ntawm ...Nyeem ntxiv -
Koj tuaj yeem txiav txim siab cov txheej txheem ntawm PCB los ntawm kev saib cov xim
ntawm no yog kub thiab tooj liab nyob rau hauv Circuit Court boards ntawm lub xov tooj ntawm tes thiab computers. Yog li ntawd, tus nqi rov ua dua ntawm cov khoom siv hluav taws xob tuaj yeem ncav cuag ntau dua 30 yuan ib kilogram. Nws yog kim dua li muag cov ntawv pov tseg, iav fwj, thiab cov khoom seem hlau. Los ntawm sab nraud, txheej txheej ntawm ...Nyeem ntxiv -
Qhov kev sib raug zoo ntawm kev teeb tsa thiab PCB 2
Vim yog cov yam ntxwv hloov pauv ntawm lub zog hloov hluav taws xob, nws yooj yim ua rau lub zog hloov hluav taws xob los tsim cov khoom siv hluav taws xob zoo sib xws. Raws li tus kws tsim khoom siv hluav taws xob, hluav taws xob sib raug zoo engineer, lossis PCB layout engineer, koj yuav tsum nkag siab txog cov...Nyeem ntxiv -
Muaj ntau npaum li 29 qhov kev sib raug zoo ntawm kev teeb tsa thiab PCB!
Vim yog cov yam ntxwv hloov pauv ntawm lub zog hloov hluav taws xob, nws yooj yim ua rau lub zog hloov hluav taws xob los tsim cov khoom siv hluav taws xob zoo sib xws. Raws li tus kws tsim khoom siv hluav taws xob, hluav taws xob sib raug zoo engineer, lossis PCB layout engineer, koj yuav tsum nkag siab txog cov...Nyeem ntxiv -
Muaj pes tsawg hom Circuit Board PCB tuaj yeem muab faib raws li cov khoom siv? Lawv siv qhov twg?
Kev faib tawm cov khoom siv hauv PCB feem ntau suav nrog cov hauv qab no: bai siv FR-4 (iav fiber ntau daim ntaub), CEM-1/3 (iav fiber ntau thiab ntawv sib xyaw substrate), FR-1 (paper-raws li tooj liab clad laminate), hlau puag Copper clad laminates (tsuas yog txhuas-raws li, ob peb yog hlau-raws li) yog cov mo...Nyeem ntxiv -
Daim phiaj tooj liab lossis khoom tooj liab? Qhov no yog qhov teeb meem PCB tsim nyog xav txog!
tooj liab yog dab tsi? Lub thiaj li hu ua tooj liab ncuav yog siv qhov chaw tsis siv ntawm lub rooj tsav xwm Circuit Court ua ib qho chaw siv thiab tom qab ntawd sau nrog cov khoom tooj liab. Cov chaw tooj liab no tseem hu ua tooj liab filling. Qhov tseem ceeb ntawm tooj liab txheej yog los txo qhov impedance ntawm av hlau thiab impro ...Nyeem ntxiv -
Qee zaum muaj ntau yam txiaj ntsig rau PCB tooj liab plating rau hauv qab
Nyob rau hauv cov txheej txheem tsim PCB, qee tus engineers tsis xav nteg tooj liab rau tag nrho cov txheej txheem hauv qab kom txuag tau sijhawm. Qhov no puas yog? Puas yog PCB yuav tsum tau tooj liab plated? Ua ntej tshaj plaws, peb yuav tsum tau ua kom meej: hauv qab tooj liab plating yog qhov zoo thiab tsim nyog rau PCB, tab sis ...Nyeem ntxiv
