Multi-layer saj zawg zog PCB impedance tswj technology thiab xeem txoj kev

Capel: Koj qhov kev ntseeg siab ntau txheej hloov pauv tau PCB tsim tus khub

Txij li xyoo 2009, Capel tau ua tus thawj coj ntawm kev tsim khoom siv hluav taws xob, tsom mus rau kev tsim khoom thiab tsim khoom ntawm nruab nrab-rau-high-end hloov tau yooj yim Circuit Court boards, nruj-flex Circuit Court boards, thiab HDI PCBs, thiab tau dhau los ua cov chaw tsim khoom siv hluav taws xob muaj kev ntseeg siab. . Nws yog ib tug trustworthy khub rau ntau lub tuam txhab nyob rau hauv ntau yam lag luam. Nrog 15 xyoo ntawm kev lag luam nplua nuj thiab kev paub dhau los, pab pawg muaj zog ntawm cov kws tshaj lij, thiab cov cuab yeej siv tshuab ua haujlwm siab tshaj plaws, Capel tau cog lus los muab cov neeg siv khoom txhim khu kev qha thiab ceev cov qauv tsim kom ua tiav lawv cov haujlwm.

Rau ntau txheej txheej hloov tau yooj yim PCBs, impedance tswj thev naus laus zis thiab kev sim ua lub luag haujlwm tseem ceeb hauv kev ua kom ntseeg tau qhov tseeb thiab qhov tseeb ntawm cov txheej txheem tsim khoom.Hauv tsab ntawv tshaj tawm no, peb yuav tshawb xyuas yuav ua li cas xaiv txoj cai impedance tswj thev naus laus zis thiab kev sim txoj hauv kev rau koj cov txheej txheem multilayer hloov tau yooj yim PCB, thiab vim li cas Capel yog qhov kev xaiv zoo tshaj plaws rau koj cov kev xav tau tsim khoom.

Kawm txog impedance tswj technology

Kev tswj hwm thev naus laus zis yog hais txog kev tswj hwm ntawm PCB sab hauv hluav taws xob impedance. Nws ua kom ntseeg tau tias cov teeb liab kis tau los ntawm PCB Circuit Court tsis cuam tshuam los ntawm kev cuam tshuam sab nraud, yog li ua kom ntseeg tau tias tag nrho cov kev ua tau zoo thiab kev ntseeg siab ntawm lub cuab yeej. Rau ntau txheej hloov pauv PCBs, kev tswj hwm impedance tseem ceeb dua vim qhov nyuaj ntawm lub voj voog.

Thawj kauj ruam hauv kev xaiv txoj cai impedance tswj thev naus laus zis yog kom nkag siab txog cov cai tshwj xeeb ntawm cov txheej txheem ntau yam hloov pauv PCB tsim. Tej yam xws li teeb liab zaus, board thickness, dielectric tas li, tooj liab thickness, thiab substrate khoom muaj feem xyuam rau cov impedance tus nqi. Los ntawm kev txiav txim siab qhov tsis zoo no, koj tuaj yeem xaiv qhov tsim nyog impedance tswj tshuab rau koj lub PCB.

Hom ntawm Impedance Control Technology

1. Cov txheej txheem tsim:Ib txoj hauv kev ntawm kev tswj impedance yog tsim cov txheej txheem PCB kom ua tiav qhov xav tau impedance. Qhov no suav nrog kev kho cov kab dav dav, qhov sib nrug, thiab kev ntsuas impedance kom tau raws li qhov xav tau tshwj xeeb. Capel ntiav cov kws tshaj lij tsim qauv uas paub zoo txog kev tswj hwm impedance los xyuas kom meej tias koj cov txheej txheem ntau txheej PCB hloov tau raws li koj qhov kev xav tau impedance.

2. Tswj lub dielectric tsis tu ncua:Xaiv cov khoom siv uas paub thiab ruaj khov dielectric tas li yog lwm txoj hauv kev kom ua tiav kev tswj hwm impedance. Los ntawm kev xaiv lub substrate nrog meej dielectric zog, koj muaj peev xwm tswj tau raws li impedance qhov tseem ceeb nyob rau hauv ib tug multilayer saj zawg zog PCB. Capel siv cov ntaub ntawv zoo nrog kev txhim khu kev qha dielectric kom ntseeg tau tias kev tswj xyuas qhov tseeb impedance.

3. Embedded Cheebtsam:Embedding passive Cheebtsam, xws li resistors thiab capacitors, hauv PCB tuaj yeem pab ua kom muaj kev tswj xyuas impedance. Cov thev naus laus zis no yuav tsum tsis muaj cov khoom siv sab nraud, txo qhov loj thiab qhov hnyav ntawm PCB thaum tswj xyuas qhov tseeb impedance qhov tseem ceeb. Capel lub peev xwm los tsim cov khoom siv no ntxiv txhim kho kev ua tau zoo thiab kev ntseeg siab ntawm ntau txheej hloov pauv PCBs.

Xaiv txoj kev sim kom raug

Thaum xaiv cov tshuab impedance uas tsim nyog, kev ntsuam xyuas zoo yog qhov tseem ceeb los xyuas kom meej tias cov txheej txheem ntau yam hloov pauv tau raws li qhov yuav tsum tau ua. Capel siv cov kev sim siab heev los xyuas kom meej PCB raug thiab ua haujlwm.

1. Lub Sijhawm Domain Reflectometry (TDR):TDR yog ib qho txheej txheem rau kev ntsuas impedance discontinuities. Los ntawm kev xa cov mem tes los ntawm cov kab sib kis thiab txheeb xyuas qhov cuam tshuam ntawm lub waveform, impedance mismatches thiab lwm yam teeb meem kev ncaj ncees tuaj yeem txheeb xyuas. Capel siv TDR kev ntsuas kom raug ntsuas qhov impedance ntawm ntau txheej hloov pauv PCBs.

2. Vector Network Analyzer (VNA):VNA yog cov cuab yeej siv ntau yam siv los ntsuas cov yam ntxwv hluav taws xob ntawm cov cuab yeej siv siab, suav nrog impedance. Nws muab cov kev ntsuas raug tshaj qhov ntau zaus, ua rau nws tsim nyog rau kev sim ntau txheej hloov pauv PCBs nrog ntau yam kev xav tau impedance. Capel siv VNA kuaj xyuas kom muaj kev ncaj ncees ntawm PCB tsim.

3. Test thaj:Siv lub ntsuas patch yog ib feem ntawm cov PCB tiag tiag thiab yog ib txoj hauv kev zoo los txheeb xyuas tus nqi impedance. Los ntawm kev tsim ib feem ntawm PCB nrog tus nqi impedance paub, manufacturers tuaj yeem sib piv qhov ntsuas impedance rau tus nqi xav tau. Capel siv daim coupon xeem los xyuas qhov tseeb ntawm impedance tswj nyob rau hauv multilayer saj zawg zog PCBs.

Vim li cas thiaj xaiv Capel rau koj cov txheej txheem ntau yam hloov pauv PCB xav tau?

Nrog kev paub dhau los hauv kev tsim cov khoom lag luam zoo hloov pauv tau zoo thiab kev cog lus rau kev siv cov thev naus laus zis siab, Capel yog qhov kev xaiv zoo tshaj plaws rau koj cov txheej txheem ntau yam hloov pauv PCB. Xaiv Capel, koj yuav tau txais txiaj ntsig los ntawm:

1. Kev lag luam nplua nuj thiab kev paub dhau los:
Capel's 15 xyoo ntawm kev lag luam kev lag luam yog ib qho pov thawj rau nws txoj kev cog lus rau kev ua tau zoo thiab kev tsim kho tshiab. Capel muaj ib pab neeg muaj zog ntawm cov kws tshaj lij uas nkag siab txog cov kev sib tw tshwj xeeb uas cuam tshuam nrog ntau txheej txheej hloov pauv PCB kev tsim khoom thiab tuaj yeem muab kev nkag siab zoo thiab kev daws teeb meem.

2. Advanced siab tsis siv neeg ntau lawm khoom:
Capel kev nqis peev hauv cov cuab yeej siv hluav taws xob siab tshaj plaws ua kom muaj tseeb thiab ua haujlwm tau zoo thoob plaws hauv cov txheej txheem tsim khoom. Los ntawm kev siv cov thev naus laus zis tshiab, Capel muab kev txhim khu kev qha, nrawm nrawm kom koj tuaj yeem ua tiav koj qhov project raws sijhawm.

3. Kev cog lus rau cov neeg siv khoom zoo:
Ntawm Capel, cov neeg siv khoom txaus siab yog qhov tseem ceeb tshaj plaws. Los ntawm kev muab cov qauv tsim kev ntseeg siab, kev txawj ntse thiab kev pabcuam tshwjxeeb rau cov neeg siv khoom, Capel tau cog lus los pab cov neeg siv khoom ua tiav lawv cov haujlwm. Capel txoj kev tsom mus rau cov neeg siv khoom ua tiav nws sib nrug los ntawm lwm cov tuam txhab PCB.

Hauv cov ntsiab lus,xaiv qhov tseeb impedance tswj thev naus laus zis thiab kev sim cov txheej txheem rau multilayer saj zawg zog PCBs yog qhov tseem ceeb kom tau txais qhov tseeb thiab txhim khu kev qha. Los ntawm kev koom tes nrog Capel, koj tuaj yeem siv nws cov kev paub dhau los hauv kev lag luam, cov khoom siv ntau lawm thiab kev cog lus rau cov neeg siv khoom zoo kom ntseeg tau tias koj cov txheej txheem ntau txheej PCB ua tau raws li cov qauv zoo tshaj plaws thiab kev ua haujlwm zoo.