Hard substrate kayan: gabatarwa ga BT, ABF da MIS

1. BT resin
Cikakken sunan resin BT shine “resin bisin bisimalaimide”, wanda Kamfanin Mitsubishi Gas na Japan ya haɓaka. Kodayake lokacin haƙƙin mallaka na reshen BT ya ƙare, Kamfanin Gas na Mitsubishi har yanzu yana kan gaba a duniya a cikin R&D da aikace -aikacen resin BT. Gudun BT yana da fa’idodi da yawa kamar babban Tg, babban juriya mai zafi, juriya na danshi, ƙarancin ƙarancin wutar lantarki (DK) da ƙarancin hasara (DF). Koyaya, saboda yadudduka yarn fiber ɗin gilashi, yana da wahala fiye da substrate FC da aka yi da ABF, wayoyi masu wahala da babban wahala a hakowa na laser, ba zai iya biyan buƙatun layuka masu kyau ba, amma yana iya daidaita girman kuma hana haɓaka zafi da raguwa mai sanyi daga shafar yawan amfanin ƙasa, Saboda haka, kayan BT galibi ana amfani da su don kwakwalwan kwamfuta da shirye -shiryen dabaru masu shirye -shirye tare da buƙatun dogaro. A halin yanzu, ana amfani da substrates na BT a cikin kwakwalwan MEMS na wayar hannu, kwakwalwan sadarwa, kwakwalwar ƙwaƙwalwa da sauran samfura. Tare da saurin haɓaka kwakwalwan kwamfuta na LED, aikace -aikacen BT substrates a cikin fakitin guntu na LED shima yana haɓaka cikin sauri.

2ã € ABF
ABF kayan abu ne wanda Intel ke jagoranta da haɓaka shi, wanda ake amfani dashi don samar da manyan allon ɗaukar kaya kamar guntu. Idan aka kwatanta da substrate na BT, ana iya amfani da kayan ABF azaman IC tare da kewayon bakin ciki kuma ya dace da babban lambar fil da babban watsawa. An fi amfani da shi don manyan kwakwalwan kwamfuta masu girma kamar CPU, GPU da guntu. Ana amfani da ABF azaman ƙarin kayan Layer. Za’a iya haɗa ABF kai tsaye zuwa substrate foil na jan ƙarfe azaman kewaye ba tare da tsarin matsi mai zafi ba. A baya, abffc yana da matsalar kauri. Koyaya, saboda ci gaba da haɓaka fasahar ƙirar jan ƙarfe, abffc zai iya magance matsalar kauri muddin ya ɗauki farantin bakin ciki. A farkon kwanakin, yawancin CPUs na allon ABF an yi amfani da su a cikin kwamfutoci da na’urorin wasan bidiyo. Tare da hauhawar wayoyin komai da ruwanka da sauyin fasahar kwastomomi, masana’antar ABF ta taba fadawa cikin mummunan yanayi. Koyaya, a cikin ‘yan shekarun nan, tare da haɓaka saurin hanyar sadarwa da ci gaban fasaha, sabbin aikace-aikacen ƙira mai inganci sun bayyana, kuma buƙatar ABF ta sake ƙaruwa. Daga hangen nesan masana’antu, ABF substrate na iya ci gaba da saurin saurin ci gaban semiconductor, ya cika buƙatun layin bakin ciki, faɗin layin layi / nisa, kuma ana iya tsammanin yuwuwar haɓaka kasuwa a nan gaba.
Ƙarfin iyakacin samarwa, shugabannin masana’antu sun fara faɗaɗa samarwa. A watan Mayu na shekarar 2019, Xinxing ya ba da sanarwar cewa, ana sa ran saka jarin yuan biliyan 20 daga shekarar 2019 zuwa 2022 don fadada katafaren kamfanin jigilar kayayyaki na IC da kuma samar da ingantattun kayayyakin ABF. Dangane da sauran tsire -tsire na Taiwan, ana tsammanin jingshuo zai canza faranti na jigilar kayayyaki zuwa samarwa ABF, Nandian kuma yana ci gaba da haɓaka ƙarfin samarwa. Samfuran lantarki na yau kusan SOC (tsarin akan guntu), kuma kusan duk ayyuka da aiki an bayyana su ta ƙayyadaddun IC. Sabili da haka, fasaha da kayan ƙirar ɗaukar hoto na IC na ƙarshe zai taka muhimmiyar rawa don tabbatar da cewa a ƙarshe za su iya tallafawa babban saurin aikin kwakwalwan IC. A halin yanzu, ABF (Ajinomoto gina fim) shine mafi mashahuri Layer ƙara kayan don babban mai jigilar IC a kasuwa, kuma manyan masu ba da kayan ABF sune masana’antun Japan, kamar Ajinomoto da Sekisui sunadarai.
Fasahar Jinghua ita ce masana’anta ta farko a China don haɓaka kayan ABF da kansa. A halin yanzu, masana’antun da yawa sun tabbatar da samfuran a gida da waje kuma an yi jigilar su cikin ƙananan adadi.

3ã € MIS
Fasahar fakitin substrate MIS sabuwar fasaha ce, wacce ke haɓaka cikin sauri a cikin kasuwannin analog, ikon IC, kuɗin dijital da sauransu. Ya bambanta da substrate na gargajiya, MIS ya haɗa da ɗaya ko fiye yadudduka na tsarin da aka riga aka rufe. Kowane Layer yana da alaƙa ta hanyar electroplating jan ƙarfe don samar da haɗin wutar lantarki a cikin tsari. MIS na iya maye gurbin wasu fakitin gargajiya kamar fakitin QFN ko kunshin tushen ginshiƙi, saboda MIS yana da mafi kyawun ikon wayoyi, mafi kyawun aikin lantarki da aikin zafi, da ƙaramin siffa.