HDI bofu uye kuvigwa kuburikidza redunhu bhodhi mutsetse upamhi uye mutsara spacing kururamisa mwero

HDI bofu uye yakavigwa kuburikidza nemabhodhi edunhu yakashandiswa zvakanyanya muminda yakawanda nekuda kwehunhu hwayo, hwakadai sepamusoro wiring density uye kuita zvirinani magetsi. Kubva pamagetsi evatengi akadai semafoni emafoni uye mahwendefa kuenda kumidziyo yeindasitiri ine mashandiro akasimba ekuita senge mota dzemagetsi uye nhepfenyuro yekutaurirana, HDI bofu uye kuvigwa kuburikidza nemabhodhi edunhu zvakakosha, uye upamhi hwemutsara uye mutsara wepakati nekurongeka, sechinhu chakakosha chinokanganisa kuita kwayo, ine mipimo yakasimba uye yakadzama.

一、Kukosha kwehupamhi hwemutsara uye kurongeka kwepakati pemutsara
Mhedzisiro yekuita kwemagetsi: upamhi hwemutsara hunoenderana zvakananga nekupokana kwewaya, iyo yakafara mutsara wakafara kuramba idiki, inogona kutakura yakawanda ikozvino; Nharaunda yemutsara inokanganisa capacitance uye inductance pakati pemitsara. Muchikamu chepamusoro-soro, kana mutsara wehupamhi uye mutsara wakarurama usina kukwana, shanduko ye capacitance uye inductance inokonzera kunonoka uye kukanganisa mumutambo wekutumira zviratidzo, izvo zvinokanganisa zvakanyanya kutendeseka kwechiratidzo. Semuyenzaniso, paHDI bofu rakavigwa gomba redunhu bhodhi re5G yekutaurirana midziyo, chiyero chekutumira chiratidzo chakakwira zvakanyanya, uye mutsara mudiki upamhi uye mutsara daro kutsauka kungaita kuti chiratidzo chisakwanise kufambiswa nemazvo, zvichikonzera kudzikira kwehutano hwekutaurirana.
Wiring density uye kushandiswa kwenzvimbo: Imwe yezvakanakira HDI bofu yakavigwa gomba redunhu mabhodhi ndeyepamusoro-density wiring. Iyo yakakwirira-chaiyo mutsara hupamhi uye mutsara mutsara unogona kuronga mitsetse yakawanda munzvimbo shoma kuti iwane mamwe akaomarara edunhu mabasa. Kutora iyo smartphone motherboard semuenzaniso, kuitira kuti ugare nhamba yakakura yemachipisi, masensa uye zvimwe zvikamu zvemagetsi, huwandu hukuru hwe wiring hunoda kupedzwa munzvimbo diki kwazvo. Chete nekunyatso kudzora hupamhi hwemutsara uye kurongeka kwemutsara tinogona kuwana tambo inoshanda munzvimbo diki, kuvandudza kubatanidzwa kwebhodhi reamai, uye kusangana nekuwedzera kupfuma zvinodiwa zvenharembozha.

二、Yakajairwa mwero kukosha kwehupamhi hwemutsara uye kurongeka kwemutsara
Indasitiri general mwero: Muzvakawanda HDI bofu gomba redunhu redhisheni kugadzira, iyo yakajairwa mutsara mutsetse wehupamhi inogona kusvika 3-4mil (0.076-0.10mm), uye diki mutsara chinhambwe chingangoita 3-4mil. Kune mamwe mamiriro asingade kudiwa ekushandisa, akadai seasiri-musimboti ekudzora mabhodhi mune akajairwa mutengi zvemagetsi, upamhi hwemutsara uye mutsara wemutsara unogona kudzikiswa kusvika pa5-6mil (0.127-0.152mm). Nekudaro, nekuenderera mberi kwekuenderera mberi kwehunyanzvi, hupamhi hwemutsara uye mutsara kureba kureba kwepamusoro-kumagumo HDI edunhu mabhodhi ari kukura munzira diki. Semuenzaniso, mamwe ma substrates epamusoro chip ekurongedza, mutsara wavo wakafara uye mutsara kureba kwasvika 1-2mil (0.025-0.051mm) kusangana nepamusoro-kumhanya uye yakakwirira-density chiratidzo chekufambisa zvinodiwa mukati me chip.
Misiyano yakajairwa munzvimbo dzakasiyana dzekushandisa: Mumunda wemagetsi emotokari, nekuda kwekuvimbika kwepamusoro zvinodiwa uye yakaoma yekushanda nharaunda (senge tembiricha yepamusoro, kudengenyeka kwepamusoro, nezvimwewo), mutsara wakafara uye mutsara nhambwe yekururamisa zviyero zveHDI mapofu akavigwa edunhu mabhodhi akanyanya kuomarara. Semuyenzaniso, bhodhi redunhu rinoshandiswa mumotokari injini yekudzora unit (ECU), upamhi hwemutsara uye mutsara kureba kurongeka kazhinji kunodzorwa pa4-5mil kuve nechokwadi kugadzikana uye kuvimbika kwekufambiswa kwechiratidzo munzvimbo dzakaoma. Mumunda wemidziyo yekurapa, senge HDI redunhu bhodhi mune magineti resonance imaging (MRI) midziyo, kuitira kuti ive nechokwadi chekutora chiratidzo uye kugadzirisa, mutsara wehupamhi uye mutsara kureba kureba kunogona kusvika 2-3mil, iyo inoisa zvakanyanya zvakanyanya zvinodiwa pakugadzira maitiro.

三、Zvinhu zvinokanganisa hupamhi hwemutsara uye mutsara kureba kurongeka
Kugadzira maitiro: lithography process ndiyo kiyi chinongedzo chekuona hupamhi hwemutsara uye mutsara kureba. Mukuita kwelithography, iko kurongeka kwemuchina wekufumura, kuita kwephotoresist uye kutonga kwekusimudzira uye etching maitiro kuchakanganisa upamhi hwemutsara uye mutsara kureba. Kana iko kurongeka kwemuchina wekufumura kusina kukwana, iyo yekuratidzwa pateni inogona kunge yakarerekera, uye mutsara wehupamhi uye mutsara kureba mushure mekucheka kunozotsauka kubva pakukosha kwekugadzira. Mukati mekuita etching, iyo isina kufanira kudzora kwekumisikidza, tembiricha uye etching nguva ye etching fluid inokonzeresa matambudziko senge yakafara kana yakatetepa mutsara upamhi uye isina kuenzana mutsara kureba.
Material maitiro: Iyo substrate zvinhu uye mhangura foil zvinhu maitiro edunhu redunhu zvakare zvine mhedzisiro pahupamhi hwemutsara uye mutsara kureba. Iyo yekupisa yekuwedzera coefficient yezvakasiyana substrate zvinhu zvakasiyana. Muchigadzirwa chekugadzira, nekuda kwekudziya kwakawanda uye kutonhora kwemaitiro, kana iyo yekupisa yekuwedzera coefficient ye substrate zvinhu isina kugadzikana, inogona kutungamirira ku deformation yedare redunhu, iyo inokanganisa upamhi hwemutsara uye mutsara kureba. Ukobvu hwekuenzana kwefoiri yemhangura kwakakoshawo, uye mwero wekumisikidza wefoiri yemhangura ine ukobvu husina kuenzana hauzowirirane panguva yekumisikidza, zvichikonzera kutsauka kwemutsara.

四、Nzira dzekuona nekudzora kurongeka
Kuona kunoreva: Mukugadzira maitiro eHDI mapofu akavigwa gomba redunhu bhodhi, nzira dzakasiyana dzekuona dzichashandiswa kutarisa upamhi hwemutsara uye mutsara kureba. Optical microscope chimwe chezvishandiso zvekuongorora zvinowanzoshandiswa. Nekukudza mufananidzo wepamusoro webhodhi redunhu, hupamhi hwemutsara uye nhambwe yemutsara inoyerwa nemaoko kana nerubatsiro rwepikicha yekuongorora software kuona kana mwero wasangana. Electron