Kodi Grid Grid Array (BGA) ndi chiyani?Ubwino, mitundu, msonkhano
2024-09-09 2597

Mapaketi a mpira a mpira (a BGA) atchuka kwambiri m'mazoloweretse, makamaka kuti azilumikizidwa ndi masitepe okhazikika (omenyedwa) omwe amafunikira kulumikizana kochepa kwambiri.Mosiyana ndi mapangidwe okalamba, omwe amalumikizana ndi m'mbali mwa chip, BGA amagwiritsa ntchito kutsitsa kwa chip kuti agwirizane.Izi zimapangitsa kuti zikhale zosavuta kupanga ma board osindikizidwa (PCBS) mwa kuchepetsa ma cutter & kuloleza madoko ochulukirapo.Nkhaniyi ikuwunika chifukwa chake ma phukusi a BGA amasankhidwa, mapindu omwe amapereka, ma v ariat a BGA, & zovuta zomwe zimayang'aniridwa pa msonkhanoKaya m'magetsi amagetsi kapena kugwiritsa ntchito mafakitale, ukadaulo wa BGAlogy umayenda bwino kapangidwe kake ndi kupanga.

Kataloji

Chithunzi 1: Mpira wa mpira (bga)

Chifukwa chiyani mpira grid grid (bga) ndizokondedwa?

Mpikisano wa Grad Grid (BGA) ndi mtundu wa phukusi la Phiri la MountImakhala ndi masamba ogulitsa pa chip m'malo mwa zikhomo zachikhalidwe zomwe zimapangitsa kuti zikhale zabwino pazida zomwe zimafunikira kachulukidwe kakang'ono kwambiri.Phukusi la Grid Grid (BGA) Mapazi akuimira kusintha kwakukulu pa paketi yakale ya quad (QFP) pakupanga zamagetsi.QFPS, ndi zikhomo zawo zowoneka bwino komanso zolimba, zimakhala pachiwopsezo chomenyedwa kapena kuswa.Zimapangitsa kukonza zovuta komanso zodula, makamaka madera okhala ndi zikhomo zambiri.

Zikhomo zodzaza ndi QFPP zimapezanso mavuto pamapangidwe a ma boloni osindikizidwa (PCB).Kukula kopapa kumatha kuyambitsa kupsa mtima, kumapangitsa kuti zikhale zovuta kuzimiririka moyenera.Kuphatikizika kumeneku kumatha kupweteka kapangidwe kake ndi magwiridwe antchito.Kuphatikiza apo, chinsinsi chofunikira ku STRPER FIN

Maphukusi a BGA athetse mavuto ambiri awa.M'malo mwa zikhomo zosalimba, kugwiritsira ntchito mipira yaukadaulo yomwe imayikidwa pansi pa chip chomwe chimachepetsa mwayi wowonongeka kwakuthupi ndikulola kapangidwe kake kakang'ono kwambiri ka PCB.Izi zimapangitsa kuti zikhale zosavuta kupanga, ngakhale kukonzanso kudalirika kwa ochita mafupa.Zotsatira zake, BGAS yakhala muyezo wa makampani.Kugwiritsa ntchito zida zapadera & luso la BGA, sililira chabe kupanga komanso limapangitsa kuti mapangidwe onse apakompyuta.

Ubwino wa Grid Grid Gray (BGA) ukadaulo

Mpira Grid Array (BGA) ukadaulo wasintha momwe adalumikizira madera ophatikizira (a rics) amadzaza.Zomwe zimatsogolera kuwongolera m'magwiridwe antchito komanso luso.Izi sizimangoyanjanso momwe zimapangidwira komanso kupindulanso ndi zida zomwe zikugwiritsa ntchito masitepe awa.

Chithunzi 2: Mpira Grid Get (BGA)

Chimodzi mwazabwino za BGA Paketi ndi kugwiritsa ntchito bwino malo pa matabwa osindikizidwa (PCB).Phukusi lachikhalidwe limalumikizana mozungulira m'mphepete mwa chip, ndikutenga malo ambiri.Mapaketi a BGA, komabe, amakhala ndi malo ogulitsira pansi pa chip, omwe amamasula malo ofunikira pa bolodi.

BGAS imaperekanso magwiridwe antchito apamwamba & magetsi.Mapangidwe amalola ndege zamphamvu & zapamwamba, zimachepetsa zizindikiro ndikuwonetsetsa magetsi oyeretsa.Izi zimabweretsa kuwongolera kukhulupirika, zomwe ndizofunikira pakugwiritsa ntchito kuthamanga kwambiri.Komanso

Njira ya Msonkhano yamisonkhano ya BGA imalongosolanso kwambiri.M'malo mongofuna kukagula zikhomo m'mphepete mwa chip, mipira ya alonda yomwe ili pansi pa phukusi la BGAmerezani kuti likhale lolumikizana komanso lodalirika.Izi zimabweretsa zolakwika zochepa pakupanga ndikuthandizira kuti zikhale bwino zopanga, makamaka malo opanga.

Ubwino wina wa ukadaulo wa BGA ndi kuthekera kwake kuchiritsa mapangidwe owoneka bwino.Mapaketi a BGA ndi ochepa kwambiri kuposa mapangidwe okalamba omwe amalola opanga kuti apange zida zowoneka bwino, zochulukirapo popanda kupereka ntchito.Izi ndizofunikira kwambiri pa zamagetsi zamagetsi monga mafoni a mafoni am'manja ndi ma laputopu, pomwe kukula ndi kunenepa ndikofunikira.

Kuphatikiza pa kuphatikiza kwawo, ma phukusi a BGA amapanga kukonza ndikukonzanso mosavuta.Dothi lalikulu kwambiri pansi pa chipya pansi pa chipwirira limasinthitsa njira yokonzanso kapena kukonza bolodi, yomwe imatha kukulitsa moyo wa chipangizocho.Izi ndizopindulitsa zida zapamwamba zomwe zimafuna kudalirika kwa nthawi yayitali.

Ponseponse, kuphatikiza kwa kapangidwe ka malo opulumutsa malo, kowonjezera, kupanga kosavuta, kupanga kosavuta, komanso kusinthasintha kwaukadaulo kwa BGA zomwe amakonda kusankha zamakono zamagetsi amakono.Kaya m'magulu a ogula kapena kugwiritsa ntchito mafakitale, a BGAS amapereka njira yodalirika komanso yothandiza pazinthu zamakono zamagetsi zamakono.

Kumvetsetsa gulu la mpira wa mpira (bga)

Mosiyana ndi njira yakale ya quad (qfp) yomwe imalumikiza zikhomo m'mbali mwa chip, BGA imagwiritsa ntchito kutsitsa kwa chip yolumikizira.Masankhidwe awa amamasula malo ndikulola kugwiritsa ntchito bwino bolodi, kupewa zopinga zomwe zimagwirizanitsidwa ndi kukula kwa pini ndi kukwera.

Mu phukusi la BGA, kulumikizana kumakonzedwa mu gululi pansi pa chip.M'malo mwa zikhomo zachikhalidwe, mipira yaying'ono ya alonda imagwiritsidwa ntchito popanga kulumikizana.Mipira ya alonda iyi imagwirizana ndi mapiri ofananira mkuwa pa bolodi la madera osindikizidwa (PCB), kupanga mfundo zokhazikika & zodalirika pomwe chimp chikakhazikika.Izi sizimangokhala bwino molimbika kulumikizana komanso kugwirizanitsa msonkhano msonkhano, monganso kugwirizanitsa msonkhano ndi kugwirizanitsa ndi kugula zinthu zikuluzikulu ndikowongoka.

Chimodzi mwazabwino za phukusi la BGA ndi kuthekera kwawo kosintha moyenera.Pochepetsa kukana kwa mafuta pakati pa sipicn chip & pcb, bgas amathandizira kusintha bwino.Izi ndizofunikira kwambiri pamagetsi oyendetsa masewera olimbitsa thupi omwe amayendetsa kutentha ndikofunikira kuti azitha kugwira ntchito yokhazikika ndikuwonjezera moyo wa zinthuzo.

Phindu lina ndikufupikirana pakati pa chip & bolodi, zikomo kwa mawonekedwe a wonyamula chip.Izi zimachepetsa kutsogolera kuwonetsa kuwonetsa kuwonerera komanso kuwongolera.Chifukwa chake, zimapangitsa kuti phukusi la BGAmeza zomwe amakonda pa zida zamakono zamagetsi.

Mitundu yosiyanasiyana ya Grid Grid Gray (BGA) phukusi

Chithunzi 3: Mpikisano wa mpira wa mpira (bga)

Mpira Grid Array (BGA) ukadaulo wa ma Packiol wasinthira kuthana ndi zosowa zosiyanasiyana zamagetsi zamakono, kuchokera ku magwiridwe antchito & mtengo kukula ndi kuwongolera kutentha.Zosasiyanasiyana izi zapangitsa kuti pakhale chilengedwe cha BGA.

Wowumbidwa Mpira Mpira Grid grid (Mapbga) amapangidwira zida zomwe sizimafunikira magwiridwe antchito koma amafunikirabe kudalirika & kuphatikiza.Kusintha kumeneku ndi kovuta, ndi malingaliro otsika, kupangitsa kukhala zosavuta kukwera.Kukula kwake kakang'ono ndi kulimba kwake kumapangitsa kuti chisankho chothandiza pamagetsi otsika kwambiri.

Kuti mupeze zida zambiri, mpirawo wa mpira wa pulasitiki (pbga) umapatsa mawonekedwe.Monga Mapabga, imapereka chisinthiko pang'ono & kukweza kosavuta, koma ndi zigawo za mkuwa mu gawo lapansi kuti mugwiritse ntchito zofunikira zapamwamba.Izi zimapangitsa kuti pbga ikhale yokwanira pakati pa zida zapamwamba zomwe zimafunikira magetsi ogwira ntchito mokwanira mukakhalabe odalirika.

Mukamatha kutentha ndi nkhawa, mpira wowonjezera pulasitiki grid grid (Tepbga) wopambana.Imagwiritsa ntchito ndege zamkuwa mkati mwake kuti zitheke kutentha kuchokera ku chip, onetsetsani kuti zigawo zikuluzikulu zimagwirira ntchito mozama.Kusintha kumeneku ndikoyenera kugwiritsa ntchito komwe kumathandizira marrmal ndikofunikira kwambiri.

Tepi ya mpira gridKuchita kwake kwamafuta kumakhala kwapadera popanda kufunikira kwa kutentha kwakunja, kumapangitsa kuti zikhale zabwino kwa misonkhano yapamwamba kwambiri.

Munthawi yomwe malo amakakamizidwa kwambiri, phukusi pa phukusi (pop) ukadaulo umapereka yankho latsopano.Imalola kuti zipinda zigawo zingapo, monga kuyika gawo lokumbukiramo mwachindunji pa purosesa, kumakulitsa magwiridwe antchito ochepa.Izi zimapangitsa kuti ikhale yothandiza kwambiri pazida pomwe malo ali pamalopo, monga mafoni kapena mapiritsi.

Zipangizo zamagetsi za ultra, zomwe zimapanga microbga zimapezeka mumitengo yaying'ono ngati 0,65, 0,75, & 0.8mm.Kukula kwake kakang'ono kumapangitsa kuti ikhale yokwanira pamagetsi apadera odzaza ndi zinthu zomwe amakonda kwambiri pazida zophatikizidwa kwambiri pomwe milimerimem iliyonse imawerengera.

Iliyonse ya varants iyi ya BGA imawonetsa kusinthidwa kwa ukadaulo wa BGA, kupereka njira zothetsera zofuna kusintha zomwe makampani amagetsi amasintha.Kaya ndi mtengo wowononga mtengo, kasamalidwe ka kutentha, kapena kukhathamiritsa, pali phukusi la BGA lomwe limayenera kugwiritsa ntchito.

Msonkhano wa mpira wa mpira (BGA) Msonkhano

Pamene Grid Grid Array (BGA) atangoyambitsidwa koyamba, panali nkhawa za momwe mungawakhudzire nawo mophweka.Maphukusi achikhalidwe (SMT) ali ndi mapepala osavuta kuti agulitsidwe, koma a BGAS adawonetsa zovuta zina chifukwa cha zolumikizana zawo chifukwa cha phukusi.Izi zimayambitsa kukayikira ngati BGAS ikhoza kugulitsidwa modalirika pakupanga.Komabe, zomwe zimadetsa nkhawa mwachangu zitapezeka kuti njira yogulitsa yolowerera inali yothandiza kwambiri pakusonkhanitsa a BGAS, chifukwa cholumikizidwa mosasintha.

Chithunzi 4: Msonkhano waukulu wa mpira wa mpira

Ntchito ya BGAmer ya BGA imadalira kuwongolera kutentha.Panthawi yogulitsa, msonkhano wonse umatsirira mosagwirizana, kuphatikizapo mipira ya alonda pansi pa phukusi la BGA.Mipira ya asitikali idzakutidwa ndi kuchuluka kwa msirikali komwe kumafunikira kulumikizana.Matenthedwe akamakwera, wodwalayo amasungunuka & amapanga kulumikizana.Kusamvana kwakumaso kumathandiza kuti pakhale laphokoso la BGA ndi ma padio ofanana pa bolodi la madera.Kusamvanso komwe kumachitika monga chiongongole, kuonetsetsa kuti mipira ya alonda ikhale m'malo moperekera gawo.

Pamene msirikali amazizira, umadutsa gawo lalifupi lomwe limakhala mosungunuka pang'ono.Izi ndizofunikira pakulola kuti mpira uliwonse ukhazikike m'malo mwake popanda kuphatikizika ndi mipira yoyandikana nayo.Chizindikiro chogwiritsidwa ntchito ndi msirikali ndi njira yozizira yozizira iwonetsetse kuti walonda wolumikizidwa bwino ndikukhalabe olekanitsidwa.Kuwongolera kumeneku kumathandizira kupambana kwa msonkhano wa BGGA.

Kwa zaka zambiri, njira zomwe zimagwiritsidwa ntchito posonkhanitsa ma phukusi a BGA zakonzedwa komanso kulinganizidwa, zimapangitsa kuti azikhala ndi gawo limodzi la kupanga zamagetsi zamakono.Masiku ano, misonkhanoyi imaphatikizidwa ndi mizere yopanga, ndipo nkhawa zoyambirira za kudalirika kwa BGAS zasowa kwambiri.Zotsatira zake, ma phukusi a BGA tsopano amadziwika kuti ndi chisankho chodalirika komanso chogwira ntchito popanga mapangidwe apakompyuta, kupereka zodalirika komanso moyenera kwa zovuta.

Zovuta ndi Mayankho

Chimodzi mwazovuta zazikuluzikulu ndi gulu la Grad Grid (BGA) ndichakuti ntchito zomwe zabisika zimabisidwa pansi pa chip.Izi zimawapangitsa kuti aziyang'anitsitsa mowoneka pogwiritsa ntchito njira zopusa.Izi zoyambirira zidayikidwa nkhawa za kudalirika kwa misonkhano ya BGA.Poyankha, opanga akonza njira yawo yabwino, ndikuonetsetsa kuti kutentha kumagwiritsidwa ntchito makamaka pamsonkhanowu.Kugawa kotentha kotentha kumeneku ndikofunikira kuti musungunuke mipira yonse ya msirikali moyenera & ndikusunga kulumikizana kokhazikika pamalo aliwonse mkati mwa bga grid.

Ngakhale kuyesedwa kwamagetsi kungatsimikizire ngati chipangizocho chikugwira ntchito, sikokwanira kutsimikizira kudalirika kwa nthawi yayitali.Kulumikizana kungaoneke pomvekera kwamagetsi panthawi yoyeserera koyambirira, koma ngati msirikali wolumikizidwa ndi wofooka kapena wopangidwa molakwika, umatha kulephera pakapita nthawi.Kuthana ndi izi, kuwunika kwa X-ray tsopano ndiko njira yofunikira kutsimikizira kukhulupirika kwa BGA wogulitsira.Ma X-Rays amapereka mwatsatanetsatane pazolumikizidwa zomwe zili pansi pa chip, zomwe zimalola matekekeni kuti muwone zovuta zilizonse zomwe zingachitike.Ndi makonda olondola a kutentha & njira yodziwikiratu, BGAS imawonetsa kulumikizana kwakukulu, kukulitsa kudalirika kwa msonkhano.

Kukonzanso mabatani a BGA

Kukonzanso bolodi la madera omwe amagwiritsa ntchito BGAS ikhoza kukhala yosavuta komanso yovuta, nthawi zambiri imafuna zida zapadera & njira.Gawo loyamba lokonzanso limaphatikizapo kuchotsa cholakwika cholakwika.Izi zimachitika pogwiritsa ntchito kutentha kwakomweko mwachindunji kwa msirikali pansi pa chip.Malo apadera ogwirira ntchito amakhala ndi nthumwi zopatsa chidwi kuti asankhe mosamala bga, thermocoulics kuti ayang'anire kutentha, & chida cha vatum kuti akweze chip akadali msirikali akasungunuka.Ndikofunikira kuwongolera kutentha kotero kuti BGA yokhayo imakhudzidwa, kupewa kuwonongeka kwa zinthu zapafupi.

Kukonza ndi kubweza ku BGAS

BGA itachotsedwa, ikhoza kusinthidwa ndi chinthu chatsopano kapena, nthawi zina, kutsitsi.Njira yodziwika bwino imagwirira ntchito yomwe imaphatikizapo kusintha mipira ya alonda pa bga yomwe ikugwirabe ntchito.Iyi ndi njira yotsika mtengo yotsika mtengo, monga imalola gawo lomwe lingagwiritsidwe ntchito m'malo motayika.Makampani ambiri amapereka ntchito zapadera & zida za BGA revent, kuthandiza kukulitsa moyo wazinthu zamtengo wapatali.

Ngakhale anali ndi nkhawa zokhudzana ndi zovuta zoyendera a BGA asitikali, ukadaulo wapanga zofunika kwambiri.Zojambula m'magulu osindikizidwa (PCB)Kuphatikiza apo, kupita patsogolo pakukonzanso ntchito & kukonza njira zikuwonetsetsa kuti BGAS itha kugwiritsidwa ntchito modalirika pamapulogalamu osiyanasiyana.Kusintha kumeneku kunawonjezeredwa kwabwino komanso kudalira kwa zinthu zomwe zimaphatikizira ukadaulo wa BGA.

Mapeto

Kukhazikitsidwa kwa Grid Gray Grid Gray (BGA) m'magawo amakono amayendetsedwa ndi mapindu ambiri, kuphatikizapo kuyendetsa galimoto kwambiri, kuchepetsedwa kusonkhana, komanso kapangidwe kake.Kuthana ndi zovuta zoyambirira monga bungwe lobisika lolumikizidwa ndi zovuta, ukadaulo wa BGAmer wakhala kusankha komwe amakonda pogwiritsa ntchito njira zosiyanasiyana.Kuchokera pa mafoni ojambula ku magwiridwe antchito apamwamba, ma phukusi a BGA amapereka njira yodalirika komanso yothandiza pamagetsi ovuta masiku ano.