Simba re LED pasuru PCB rinoita semutakuri wekupisa nemhepo, uye kupisa kwaro kunoita basa rakasimba mukupisa kwe LED.DPC ceramic PCB inoratidza kukwikwidza kwakasimba pakati pezvakawanda zvemagetsi zvekurongedza zvinhu nekushanda kwayo kwakanaka uye zvishoma nezvishoma mutengo uchidzikira. , inova maitiro emagetsi LED packaging kusimudzira mune ramangwana.Nekuvandudzwa kwesainzi uye tekinoroji uye nekubuda kwemaitiro matsva ekugadzirira, yakakwira yekupisa yekupisa zveceramic zvinhu zvine tarisiro yakafara yekushandiswa sezvitsva zvemagetsi zvekurongedza PCB.
Nekuenderera mberi kwekuvandudzwa kwesimba rekupinza remachipisi e LED, kupisa kukuru kunogadzirwa neiyo hombe yekubvisa simba kwakaisa mberi zvitsva uye zvepamusoro zvinodiwa zve LED kurongedza zvinhu.Mu LED yekupisa kupisa chiteshi, PCB yekurongedza ndiyo yakakosha link inobatanidza nzira dzemukati nekunze dzekupisa kupisa, uye ine mabasa ekutambisa kupisa chiteshi, kubatanidza sedunhu uye kutsigirwa kwemuviri kune chip.Zvepamusoro-simbaLED zvigadzirwa, PCB yekurongedza inoda yakakwira magetsi ekudzivirira, yakakwira yekupisa conductivity, uye kupisa kwekuwedzera coefficient inoenderana nechip.
Asi resin-based package PCB: mutengo wakakwira wekutsigira uchiri kunetsa kuita mukurumbira.EMC uye SMC vane zvakakwirira zvinodiwa pa compression molding michina.Mutengo weiyo compression molding yekugadzira mutsara ungangoita 10 miriyoni yuan, uye zvichiri kunetsa kuizivisa pamwero mukuru.SMD LED mabhureki akabuda mumakore achangopfuura anowanzo shandisa yakakwira-tembiricha yakagadziridzwa einjiniya epurasitiki zvinhu, vachishandisa PPA resin seyakagadzirwa, uye nekuwedzera akagadziridzwa mafirita ekuwedzera mamwe emuviri uye emakemikari zvimiro zvePPA mbishi zvinhu, kuitira kuti PPA zvinhu zvive zvakanyanya kukodzera. jekiseni kuumba.Uye kushandiswa kweSMD LED bracket.Iyo yekupisa conductivity yePPA plastiki yakaderera kwazvo, uye kupisa kwayo
kuparara kunonyanya kuitwa kuburikidza nesimbi inotungamira furemu.Iyo yekupisa kupisa simba ishoma, uye inokodzera chete yakaderera-simba LED kurongedza.
Metal Core Printed Circuit Boards: Complex Manufacturing Processs uye Zvishoma Zvishandiso Zvishandiso.Iko kugadzirisa uye kugadzira maitiro ealuminium-based PCB yakaoma uye mutengo wakakwira.Iyo yekupisa yekuwedzera coefficient yealuminium yakasiyana chaizvo neyeiyo chip zvinhu, uye haiwanzo kushandiswa mukuita zvinoshanda.Mazhinji emhando yepamusoro-simba LED mapakeji anoshandisa rudzi urwu rwePCB, uye mutengo uri pakati pepakati nepamusoro mutengo.YakanakiraLED MINI kuratidza.Ikozvino yakakwirira-simba LED kupisa kupisa PCB mukugadzirwa ine yakaderera kwazvo yekupisa conductivity ye insulating layer, uye nekuda kwekuvapo kweiyo insulating layer, haigone kumira kudziya kwepamusoro-tembiricha solder, iyo inodzikamisa optimization yepakeji chimiro uye iri. haibatsiri kune LED kupisa dissipation.
Silicon-based packaging PCB: kutarisana nematambudziko, chiyero chegoho chiri pasi pe 60%.Silicon-based PCBs inotarisana nematambudziko mukugadzirira kwekuisa insulating layers, metal layers, uye vias, uye chiyero chegoho hachipfuuri 60%.Silicon-yakavakirwa zvinhu zvinoshandiswa se LED kurongedza PCB tekinoroji, iyo inoshandiswa muLED indasitirimune semiconductor indasitiri.Iyo yekupisa conductivity uye kupisa kwekuwedzera zvivakwa zvesilicon-based PCBs zvinoratidza kuti silicon ndiyo inonyanya kukodzera kurongedza zvinhu zve LEDs.The thermal conductivity
yesilicon ndeye 140W/m·K.Kana ichishandiswa mukutakura kwe LED, kupikisa kwekushisa kunokonzerwa nayo chete 0.66K / W;uye silicon-yakavakirwa zvinhu zvakashandiswa zvakanyanya mukugadzira semiconductor maitiro uye zvine chekuita nekurongedza minda, zvinosanganisira zvine chekuita nemichina uye zvinhu.akura chaizvo.Naizvozvo, kana silicon yakagadzirwa mu LED package PCB, kugadzirwa kwemazhinji kuri nyore.Nekudaro, kuchine akawanda ehunyanzvi matambudziko muLED silicon PCB kurongedza.Semuenzaniso, maererano nemidziyo, silicon zvinhu zviri nyore kuputswa, uye panewo dambudziko nekusimba kweiyo michina.Panyaya yechimiro, kunyangwe silicon iri yakanakisa thermal conductor, ine isina kusimba insulation uye inofanirwa kuve oxidized uye insulated.Uye zvakare, iyo simbi yesimbi inoda kugadzirirwa nekupfira yakasanganiswa ne electroplating, uye gomba rinoitisa rinoda kugadzirirwa nekucheka.Kazhinji, kugadzirira insulating akaturikidzana, simbi akaturikidzana, uye vias zvose kutarisana matambudziko, uye goho haisi yakakwirira.
Ceramic Package PCB: Kuvandudza Kupisa Kupisa Kubudirira KusanganaHigh-Simba LEDDemands.Iine yakakwira yekupisa conductivity ceramic matrix, kupisa kwekudziya kunoshanda kunovandudzwa zvakanyanya, uye ndicho chigadzirwa chakanyatsokodzera chekusimudzira zvinodiwa zvesimba repamusoro uye madiki madiki LEDS.Ceramic PCBS ine mitsva yekupisa conductivity zvinhu uye zvitsva zvemukati zvimiro, izvo zvinogadzira kukanganisa kwealuminium simbi PCBS, nekudaro inovandudza kupisa kwese kwePCB.Pakati pezvigadzirwa zveceramic zvinogona kushandiswa pakupisa kupisa PCB, BEO ine high thermal conductivity, asi mutsara wayo wekuwedzera wekuwedzera wakasiyana zvikuru nesilicon, uye ine chepfu panguva yekugadzira, iyo inoderedza kushandiswa kwayo;BN ine basa rakanaka rakazara, asi sePCB Nyaya yacho haina mabhenefiti akatanhamara uye inodhura, uye parizvino iri mukutsvaga nekusimudzirwa;silicon carbide ine simba rakawanda uye yakakwira yekupisa conductivity, asi kuramba kwayo uye dielectric inomira voltage yakaderera, uye iyo bonding mushure memetallization haina kugadzikana, izvo zvinokonzeresa Shanduko mukupisa conductivity uye dielectric zvinogara hazvifanirwe kushandiswa se insulating packaging PCB zvinhu.Kunyange zvazvo Al2O3 ceramic substrate iri parizvino yakanyanya kugadzirwa uye inoshandiswa zvakanyanya neceramic substrate, nekuda kweiyo yakakwirira yekupisa yekuwedzera coefficient pane iyo yeSi single crystal, Al2O3 ceramic substrate haikodzere yakakwirira-frequency, yakakwirira-simba, yekupedzisira-yakakura-chiyero chakabatanidzwa. circuits.inoshandiswa mukati. A1N crystal ine high thermal conductivity uye inoonekwa sechinhu chakanaka chechizvarwa chinotevera semiconductor PCBS uye kurongedza.
AlN ceramic PCB yakadzidzwa zvakanyanya uye zvishoma nezvishoma yakagadziridzwa kubva kuma1990s.Parizvino inowanzoonekwa seyakavimbiswa yemagetsi ceramic yekurongedza zvinhu.Iko kupisa kwekupisa kweAlN ceramic PCB kwakakura se7 nguva yeAl2O3.Kubatsira kwekupisa kwekupisa kweAlN ceramic PCB inoshandiswa kune yakakwirira-simba ma LEDs inoshamisa, nekudaro inovandudza zvakanyanya hupenyu hwesevhisi ye LEDs.DPC ceramic PCB inozivikanwawo seyakananga mhangura-yakaputirwa ceramic board.Zvigadzirwa zveDPC zvine hunhu hwepamusoro wedunhu kurongeka uye yakakwirira pamusoro flatness.Icho chigadzirwa chemuchinjika chinonyatsokodzera kune zvinodiwa zvekusimudzira zvemasimba makuru, madiki-saizi maLED.
Nguva yekutumira: Aug-29-2022