Iyi ngingo itangiza tekinoroji ya 2 ya tekinoroji ya PCB hamwe nuburyo bushya bwo gukoresha mumashanyarazi yo mu rwego rwo hejuru. Ibisobanuro birambuye byimiterere ya PCB, imiterere yumuzunguruko, ubwoko butandukanye, ibikorwa byingenzi byinganda hamwe nudushya twikoranabuhanga, harimo ubugari bwumurongo, intera yumurongo, uburebure bwikibaho, aperture ntoya, kuvura hejuru, kugenzura ingano, guhuza ibikoresho, nibindi. yazanye ibintu byinshi bishoboka mugushushanya no kunoza imikorere yamatara yimodoka yo murwego rwohejuru, kandi yazamuye cyane imikorere, kwizerwa, guhinduka hamwe na plastike ya sisitemu yo kumurika ibinyabiziga.
2-Layeri Yoroshye PCB: Nubuhe bwoko bw'ikoranabuhanga?
Ibice 2 byoroshye PCB ni tekinoroji yumuzunguruko ikoresha substrate yoroheje hamwe nubuhanga budasanzwe bwo gusudira kugirango ikibaho cyumuzunguruko cyunamye kandi kizingire. Ikozwe mubice bibiri byibikoresho byoroshye, hamwe numuringa wumuringa kumpande zombi za substrate kugirango ube uruziga, biha ikibaho ibice bibiri byumuzunguruko hamwe nubushobozi bwo kunama no kuzunguruka. Tekinoroji irakwiriye mubisabwa aho umwanya ari muto kandi birakenewe kwishyiriraho byoroshye, nkibikoresho byubuvuzi, terefone zigendanwa, imyenda ishobora kwifashishwa hamwe n’imodoka zikoreshwa. Ihinduka ryayo kandi ihindagurika yemerera ibicuruzwa byoroshye guhinduka mugihe byongera kwizerwa no kuramba.
Ni ubuhe buryo butondekanye bwa 2-layer PCB ihinduka?
Imiterere yuburyo bwa 2-layer flexible PCB mubisanzwe igizwe nibice bibiri. Igice cya mbere ni substrate layer, mubisanzwe bikozwe mubintu byoroshye bya polyimide (PI) byemerera PCB kunama no kugoreka. Igice cya kabiri nicyerekezo kiyobora, mubisanzwe umuringa wumuringa utwikiriye substrate, ukoreshwa mugukwirakwiza ibimenyetso byumuzunguruko no gutanga ingufu. Izi nzego zombi zisanzwe zihujwe hamwe hakoreshejwe tekinoroji idasanzwe yo gukora kugirango igire urwego rwimiterere ya PCB yoroheje.
Nigute imirongo yumuzingi ya 2-layer flex PCB igomba kuba imiterere?
Imiterere yumuzunguruko wibice 2 byoroshye byacapwe byumuzunguruko bigomba kuba byoroshye bishoboka, kandi ibimenyetso byerekana ibimenyetso nimbaraga bigomba gutandukana bishoboka. Ikimenyetso cyerekana cyane cyane imirongo yerekana ibimenyetso, kandi ingufu zikoreshwa muguhuza imirongo yamashanyarazi ninsinga zubutaka. Kwirinda guhuza imirongo yumurongo wumurongo wumurongo wamashanyarazi birashobora kugabanya guhuza ibimenyetso no guhuza amashanyarazi. Byongeye kandi, hagomba kwitonderwa uburebure nicyerekezo cyumuzunguruko mugihe cyateganijwe kugirango hamenyekane ibimenyetso bihamye kandi byizewe.
Ni ubuhe bwoko bwa PCB-ibice 2 byoroshye?
Uruhande rumwe rworoshye PCB: rugizwe numurongo umwe woroshye wububiko, uruhande rumwe rutwikiriwe numuringa wumuringa, bikwiranye nuburyo bworoshye bwo gukoresha insinga. Impande ebyiri zoroshye PCB: Igizwe nibice bibiri bya substrate yoroheje hamwe na feza y'umuringa kumpande zombi. Imirongo irashobora gushyirwa mubikorwa kumpande zombi kandi irakwiriye kubishushanyo mbonera byumuzingi. PCB ihindagurika hamwe nibice bikomye: Bimwe mubikoresho bikomeye byongewe kumurongo woroshye kugirango utange inkunga nziza kandi ikosorwe mubice runaka, bikwiranye nigishushanyo gisaba kubana ibice byoroshye kandi bikomeye.
Ni ubuhe buryo bukuru bukoreshwa bwa 2-layer PCB yoroheje mu nganda zitandukanye kwisi?
Itumanaho: rikoreshwa mugukora terefone zigendanwa, sitasiyo y'itumanaho, ibikoresho byitumanaho rya satelite, nibindi. ibikoresho, ibikoresho byerekana amashusho nibikoresho byubuvuzi ibikoresho byubuvuzi. Ibikoresho bya elegitoroniki byabaguzi: nka terefone zigendanwa, tableti, amasaha yubwenge, ibikoresho byimikino byikurura, nibindi. Igenzura ryinganda: harimo ibikoresho byikora inganda, sisitemu ya sensor nibikoresho. Ikirere: Ikoreshwa mu gukora ibikoresho bya elegitoroniki yo mu kirere hamwe na sisitemu yo kugenda.
Guhanga tekinike ya 2-layer PCB yoroheje murwego rwohejuru rwimodoka LED itara-Capel intsinzi yisesengura
Ubugari bwumurongo n'umurongo wa 0.25mm / 0.2mm bitanga udushya twinshi twikoranabuhanga kumatara maremare yimodoka.
Ubwa mbere, umurongo uteganijwe neza ubugari hamwe n'umurongo utandukanijwe bisobanura umurongo muremure hamwe nuburyo bunoze bwo kuyobora, kwemerera kwishyira hamwe no kwagura ibikorwa byinshi, nkingaruka zingaruka zingirakamaro hamwe nuburyo bugoye. Ibi bitanga ibishushanyo mbonera bifite imbaraga nyinshi zo guhanga kugirango bitezimbere ibishushanyo byiza kandi bidasanzwe.
Icya kabiri, ubugari bwa 0.25mm / 0.2mm bivuze ko PCB ifite imiterere ihindagurika kandi ihuza n'imiterere. PCB ihindagurika irashobora guhuza byoroshye nuburyo bwimiterere yimodoka nuburyo bworoshye, bitanga uburyo bushoboka bwo gushushanya. Ibi bituma amatara yinjira neza mumiterere rusange yikinyabiziga, akongeramo isura nziza kandi idasanzwe kumodoka.
Mubyongeyeho, umurongo wagutse neza ubugari n'umurongo byerekana imikorere isumba iyindi. Imirongo yoroheje irashobora kugabanya igihombo cyohereza ibimenyetso no kunoza ituze no kwizerwa bya sisitemu yo kumurika imodoka. Ibi bizamura imikorere ya sisitemu yo kumurika, itanga ibihe byihuse byo gusubiza hamwe no kugenzura urumuri rwizewe, bityo bikazamura umutekano muri rusange kandi byoroshye.
Ubunini bwa plaque ya 0.2mm +/- 0.03mm ningirakamaro cyane tekinike kumatara yimodoka yo murwego rwohejuru.
Ubwa mbere, iki gishushanyo cyoroshye cya PCB gitanga igishushanyo cyiza kandi cyoroheje, gifata umwanya muto mumuri kandi bikemerera ubwisanzure bwo guhanga. Ifasha kandi kubyara itara ryoroheje ryamatara, kunoza ubwiza bwubuhanga nubuhanga muburyo rusange. Mubyongeyeho, 0.2mm yubushyuhe bworoshye PCB itanga ubushobozi bwiza bwo gucunga neza ubushyuhe, bukaba ari ingenzi cyane kumashanyarazi menshi, yimikorere myinshi yumucyo utwara ibinyabiziga, birinda kugabanuka kumurika bitewe nubushyuhe no kongera ubuzima bwa serivisi yibigize.
Icya kabiri, umubyimba wa 0.2mm +/- 0.03mm wongerera ubworoherane no guhuza n'imiterere ya PCB ihindagurika, ugahuza neza n’ibishushanyo mbonera by’imodoka bidasanzwe, ukagera ku ngaruka zimurika zimurika, kandi ugakora ibishushanyo mbonera by’imodoka byihariye hamwe nuburanga bwiza. Akosho gakomeye.
Ubushobozi buke bwa 0.1mm buzana udushya twikoranabuhanga mumatara maremare.
Ubwa mbere, umwobo muto muto urashobora kwakira ibice byinshi hamwe ninsinga kuri PCB, bityo bikongerera umuzenguruko wumuzingi no guhuza udushya, nko kwakira amatara menshi ya LED, ibyuma bifata ibyuma byifashishwa hamwe nogukurikirana kugirango tunoze urumuri rwubwenge, kugenzura urumuri no kuyobora urumuri kugirango rushobore guhanga udushya. Kunoza imikorere yumucyo numutekano.
Icya kabiri, ingano ntoya ntoya isobanura uruziga rwuzuye kandi ruhamye. Gitoya ya aperture ituma insinga zisobanutse, zisobanutse neza, ningirakamaro mukuzamura ubwenge mumatara yimodoka, kuko imikorere igoye akenshi isaba kohereza amakuru yihuse no gucunga neza ibimenyetso.
Mubyongeyeho, ntoya ntoya ya aperture yorohereza guhuza PCB nibindi bice, kwemeza ubwiza mugihe uhindura imikoreshereze yimbere yimbere nibikorwa rusange.
ENIG (Electroless Nickel Immersion Gold) ivura hejuru izana ibintu byinshi byingenzi byikoranabuhanga muburyo bwa PCBs-ibice 2 byoroshye PCBs murwego rwohejuru rwo kumurika amamodoka.
Ubwa mbere, ubuvuzi bwa ENIG butanga ubushobozi buhebuje bwo kugurisha, butuma habaho guhuza gukomeye no kuzamura ituze nigihe kirekire cyumuzunguruko mubihe bibi nkubushyuhe bwinshi, ubushuhe, hamwe no kunyeganyega.
Byongeye kandi, ubuvuzi bwa ENIG butanga ubuso bwiza kandi bwiza. Ibi ni ingenzi cyane kugirango habeho ubucucike bwinshi bwibikoresho bya mikoro mu mucyo wo hejuru wo kumurika imodoka, kwemeza neza ibice byashyizwe hamwe nubuziranenge bwo gusudira, no kunoza ubwizerwe n’imikorere y’umuriro wo mu rwego rwo hejuru.
Ubuvuzi bwa ENIG butanga kandi uburyo bwiza bwo kurwanya ruswa, bukaba ari ingenzi cyane kumatara maremare yo kumurika amamodoka ahura n’ibidukikije bikabije, kwagura ubuzima bwa PCB no guharanira umutekano.
Byongeye kandi, ubuvuzi bwa ENIG butanga imbaraga nziza zo kurwanya okiside, bugakomeza umutekano muremure wigihe kirekire kumatara maremare yimodoka, kandi bigatezimbere kwizerwa no kuramba nkuko bisabwa.
± 0.1MM kwihanganira ibice 2 byoroshye PCB izana udushya twinshi twikoranabuhanga
Igishushanyo mbonera no kwishyiriraho neza: ± 0.1MM kwihanganira bivuze ko PCB zishobora gushushanywa neza mugihe gikomeza kugenzura neza. Ibi bituma itara ryimodoka rishushanya neza kandi ryoroshye, hamwe nurumuri rwiza rwo kwibanda no gukwirakwiza, kandi rutezimbere muri rusange sisitemu yo kwizerwa no gukora.
Guhitamo Ibikoresho no Gucunga Ubushyuhe: Kwihanganira bisanzwe bya ± 0.1MM bituma hakoreshwa ibikoresho bitandukanye mumashanyarazi yo mu rwego rwo hejuru yerekana ibishushanyo mbonera kugirango habeho gucunga neza ubushyuhe munsi yubushyuhe bwinshi, kunyeganyega nubushuhe.
Muri rusange Igishushanyo mbonera: Kwihanganira ± 0.1MM bituma habaho igishushanyo mbonera rusange, guhuza ibikorwa byinshi nibice kuri PCB yoroheje, kuzamura urumuri hamwe nibikorwa rusange bya sisitemu no kwizerwa.
Ibikoresho bifatika bya PI (polyimide), umuringa, ifata na aluminium muri 2-layer yoroheje PCB izana byinshi
udushya twikoranabuhanga kumatara maremare yimodoka
Kurwanya ubushyuhe bwinshi: Ibikoresho bya PI bitanga ubushyuhe buhebuje kandi butajegajega, byujuje ibisabwa byo kurwanya ubushyuhe bwo hejuru bwamatara yimodoka yo mu rwego rwo hejuru. Ibi byemeza ko PCB muri sisitemu yo kumurika imodoka ikora neza kandi yizewe mugihe cy'ubushyuhe bwo hejuru.
Ibikoresho by'amashanyarazi: Umuringa ukora nk'umuyoboro mwiza w'amashanyarazi kandi urakwiriye gukora imirongo hamwe no kugurisha muri PCBs. Kunoza imikorere yumuriro nubushyuhe bwo gukwirakwiza amatara yimodoka yo murwego rwohejuru kugirango umenye neza imikorere yumuzunguruko.
Imbaraga zubaka nubworoherane: Gukoresha ibikoresho bya PI byoroshye hamwe nibifatika bituma PCB ihuza imiterere yimiterere yimodoka igoye hamwe n’ahantu hashyizweho, bigatuma habaho igishushanyo mbonera kandi kigabanya uburemere muri rusange mugihe cyo kongera ingufu n’umutekano.
Imicungire yubushyuhe: Aluminium ifite uburyo bwiza bwo kohereza ubushyuhe kandi irashobora gukoreshwa mugukwirakwiza neza ubushyuhe muri sisitemu yo kumurika ibinyabiziga. Kwiyongera kwa aluminium muri PCB bitezimbere muri rusange imicungire yubushyuhe bwamatara, bigatuma ubushyuhe bugabanuka mugihe kirekire cyibikorwa byinshi.
2 Layeri Yoroshye PCB Prototyping na Procee yo Gukora Kumurika Imodoka
Incamake
Porogaramu zigezweho za tekinoroji ya 2 ya tekinoroji ya PCB murwego rwamatara maremare yimodoka zirimo ubugari bwumurongo, intera yumurongo, uburebure bwa plaque, aperture ntoya, kuvura hejuru, kugenzura ingano no guhuza ibikoresho. Izi tekinoroji zigezweho zitezimbere ubworoherane, plastike, imikorere itajegajega hamwe ningaruka zo kumurika amatara yimodoka, byujuje ibyifuzo byihariye bya sisitemu yo kumurika ibinyabiziga mubijyanye nubushyuhe bwinshi, kunyeganyega, no gukora neza, kandi bizana inyungu nini mugutezimbere ibinyabiziga. Udushya mu bicuruzwa n’inganda n’imodoka. imbaraga zikomeye zo gutwara.
Igihe cyo kohereza: Werurwe-08-2024
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