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Ikoreshwa rya Laser Tekinoroji- Igomba gukorerwa Ubuyobozi bwa HDI PCB

Byoherejwe: Nyakanga 7, 2022

Ibyiciro:Blog

Etiquetas: PCB, Ibihimbano bya PCB, PCB igezweho, HDI PCB

Microviasbitwa kandi impumyi binyuze mu mwobo (BVHs) muriicyapa cyumuzingo(PCBs) inganda.Intego kuri ibyo byobo nugushiraho imiyoboro yamashanyarazi hagati yabantu benshiikibaho.Iyo ibikoresho bya elegitoroniki byateguwe naIkoranabuhanga rya HDI, microvias birasuzumwa byanze bikunze.Ubushobozi bwo gushira cyangwa kuri padi biha abashushanya ibintu byoroshye guhinduka kugirango bahitemo gukora inzira yumurongo mubice byimbitse bya substrate, kubwibyo,Ikibaho cya PCBingano irashobora kugabanuka kuburyo bugaragara.

Microvia ifungura irema umwanya uhagije wo guhuza ibice byimbitse bya PCB substrate
Kubera ko lazeri ishobora gukora umwobo ufite diameter ntoya cyane mubisanzwe kuva kuri mil 3-6, zitanga igipimo kinini.

Kubakora PCB bakora imbaho ​​za HDI, laser drill nuburyo bwiza bwo gucukura microviya neza.Izi microviya ni nto mubunini kandi zisaba gucukurwa neza.Ubu busobanuro burashobora kugerwaho mubisanzwe imyitozo ya laseri.Gucukura lazeri ni inzira ikoresha ingufu za lazeri nyinshi cyane mu gucukura (vaporizing) umwobo.Gucukura Laser ikora umwobo utomoye ku kibaho cya PCB kugirango umenye neza nubwo ukorana nubunini buke.Lazeri irashobora gutobora vias 2,5 kugeza kuri 3-mil ku kirahure cyoroshye.Kubijyanye na dielectric idashyizwemo ingufu (idafite ikirahure), birashoboka gucukura vi-mil 1 ukoresheje lazeri.Kubwibyo, gucukura laser birasabwa gucukura microvias.

Nubwo dushobora gucukura dukoresheje umwobo wa diametero 6 mil (0,15 mm) hamwe na bits ya mashini ya mashini, igiciro cyibikoresho cyiyongera cyane nkuko bito bito bito byoroshye, kandi bikenera gusimburwa kenshi.Ugereranije no gucukura imashini, ibyiza byo gucukura lazeri hano hepfo:

  • Uburyo bwo kudahuza:Gucukura Laser ninzira idahuye rwose nuko ibyangiritse biterwa na bito bito hamwe nibikoresho byo kunyeganyega biravaho.
  • Kugenzura neza:Ubukomezi bwibiti, ubushyuhe busohoka, hamwe nigihe cyigihe cya lazeri bigenzurwa kubuhanga bwo gucukura laser, bityo bikaba bifasha gushiraho imiterere itandukanye yumwobo hamwe nukuri.Uku kwihanganira mil 3 mil nkuko ntarengwa biri munsi yubucukuzi bwa mashini hamwe no kwihanganira PTH mil 3 mil hamwe no kwihanganira NPTH mil 4.Ibi bituma habaho gukora impumyi, gushyingurwa, no gutondekanya mugihe ukora imbaho ​​za HDI.
  • Ikigereranyo cyo hejuru:Kimwe mu bintu byingenzi byerekana umwobo wacukuwe ku kibaho cyacapwe ni igipimo cyerekana.Yerekana ubujyakuzimu kugeza umwobo wa diameter ya a.Kubera ko lazeri ishobora gukora umwobo ufite diameter ntoya cyane mubisanzwe kuva kuri mil 3-6 (0.075mm-0.15mm), zitanga igipimo kinini.Microvia ifite umwirondoro utandukanye ugereranije nibisanzwe binyuze, bivamo igipimo gitandukanye.Microvia isanzwe ifite igipimo cya 0,75: 1.
  • Ikiguzi:gucukura laser byihuta cyane kuruta gucukura imashini, ndetse no gucukura vias zishyizwe kumurongo ku kibaho kinini.Byongeye kandi, uko ibihe bigenda bisimburana, ibiciro byinyongera biva mugusimbuza kenshi imyanda yamenetse byiyongera kandi gucukura imashini birashobora kubahenze cyane ugereranije no gucukura laser.
  • Inshingano nyinshi:Imashini ya Laser ikoreshwa mu gucukura irashobora kandi gukoreshwa mubindi bikorwa byo gukora nko gusudira, gukata, nibindi.

Abakora PCBKugira amahitamo atandukanye.PCB ShinTech ikoresha lazeri ya infragre na ultraviolet yumurambararo wo gucukura mugihe ukora PCI ya HDI.Gukoresha lazeri zitandukanye birakenewe nkuko abakora PCB bakoresha ibikoresho byinshi bya dielectric nka resin, prégregée ishimangirwa, na RCC.

Imbaraga zumuriro, ubushyuhe busohoka, hamwe nigihe cya laser beam irashobora gutegurwa mubihe bitandukanye.Amatara maremare arashobora gutobora akoresheje ibintu kama ariko agasiga ibyuma bitangiritse.Gukata ibyuma nibirahure, dukoresha ibiti byo hejuru.Mugihe ibiti bito bito bisaba imirasire ya milimetero 4-14 (mm 0.1-0.35 mm), ibiti byumuvuduko mwinshi bisaba ibiti bya milimetero 1 (0,02 mm).

Itsinda rikora PCB ShinTech rimaze imyaka irenga 15 rifite ubumenyi mu gutunganya lazeri kandi ryerekanye ko ryatsinze isoko rya HDI PCB, cyane cyane mu guhimba PCB byoroshye.Ibisubizo byacu byashizweho kugirango dutange imbaho ​​zizewe zumuzunguruko hamwe na serivise yumwuga hamwe nigiciro cyo gupiganwa kugirango dushyigikire ibitekerezo byubucuruzi ku isoko neza.

Nyamuneka ohereza ikibazo cyawe cyangwa amagambo yatanzwe kuri twesales@pcbshintech.comkugirango uhuze numwe mubaduhagarariye kugurisha bafite uburambe bwinganda zagufasha kubona igitekerezo cyawe kumasoko.

Niba ufite ikibazo cyangwa ukeneye amakuru yinyongera, wumve neza kuduhamagara+ 86-13430714229cyangwaTwandikire on www.pcbshintech.com.


Igihe cyo kohereza: Nyakanga-10-2022

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