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6 Layeri FR4 ENIG Igenzura Impedance PCB

6 Layeri FR4 ENIG Igenzura Impedance PCB

Ibisobanuro bigufi:

Imirongo: 6

Kurangiza hejuru: ENIG

Ibikoresho shingiro: FR4

Igice cyo hanze W / S: 4.5 / 3.5mil

Igice cy'imbere W / S: 4.5 / 3.5mil

Umubyimba: 1.0mm

Min.umwobo wa diameter: 0.2mm

Inzira idasanzwe: Kugenzura Impedance


Ibicuruzwa birambuye

Itandukaniro hagati ya Pad na Via

1. Ibisobanuro Bitandukanye

Padiri: nigice cyibanze cyo guterana hejuru yubuso, bukoreshwa mugushushanya ikibanza cyumuzunguruko, ni ukuvuga, guhuza ibice bitandukanye byashizweho kubwoko bwihariye bwibigize.

Binyuze mu mwobo: unyuze mu mwobo nanone bita umwobo.Muburyo bubiri hamwe na PCB nyinshi, umwobo rusange ucukurwa aho uhuza insinga zigomba guhuzwa hagati yurwego kugirango uhuze insinga zacapwe hagati yizindi.Ibipimo nyamukuru byumwobo ni diameter yinyuma yumwobo nubunini bwumwobo.

Umwobo ubwawo ufite ubushobozi bwa parasitike na inductance kubutaka, akenshi bizana ingaruka mbi mubishushanyo mbonera.

2. Amahame atandukanye

Pad: Iyo imiterere ya padi idakozwe neza, biragoye kugera kumwanya weld.Irashobora gukoreshwa kubice byashizwe hejuru cyangwa kubicomeka.

Binyuze mu mwobo: Mu kibaho cyumuzunguruko, umurongo usimbuka uva kuruhande rumwe ujya kurundi.Umwobo uhuza insinga zombi nanone witwa umwobo (bitandukanye na padi, nta gicuruzwa cyagurishijwe kuruhande).Bizwi kandi nk'umwobo wa metallisation, mu mbaho ​​ebyiri na PCB nyinshi, kugirango uhuze insinga zacapwe hagati ya layer, muri buri cyiciro kigomba guhuzwa ku masangano y'insinga zicukura ku mwobo rusange, ni ukuvuga unyuze mu mwobo.

Muburyo bwa tekiniki, igice cyicyuma ni PCB hejuru ya silindrike hejuru yurukuta rwumwobo hifashishijwe uburyo bwo kubika imiti kugirango ihuze ifu yumuringa igomba guhuzwa mugice cyo hagati, hamwe no hejuru no hepfo yumwobo unyuze kuri imiterere yumuzingi wizunguruka, ibipimo byumwobo ahanini birimo diameter yinyuma yumwobo nubunini bwumwobo.

3. Ingaruka zitandukanye

Binyuze mu mwobo: umwobo kuri PCB, kina uruhare rwo gutwara cyangwa gukwirakwiza ubushyuhe.

Pad: ni isahani y'umuringa ya PCB, bamwe bafatanya nu mwobo guhuza, hamwe na plaque kare, cyane cyane ikoreshwa mugushiraho ibice.

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