Yakadhindwa Circited Board (PCB) chinhu chakakosha chemagetsi chinoshandiswa zvakanyanya muzvinhu zvakasiyana-siyana zvemagetsi uye zvine hukama. PCB dzimwe nguva inonzi PWB (yakadhindwa waya waya). Yaimbove iri kuwanda muHong Kong neJapan zvisati zvaitika, asi zvino zvashoma (chokwadi, PCB uye PWB zvakasiyana). Munyika dzekuMadokero uye matunhu, rinowanzodaidzwa kunzi PCB. Kumabvazuva, ine mazita akasiyana nekuda kwenyika dzakasiyana nematunhu. Semuenzaniso, zvinowanzonzi kudhindwa wedunhu mudunhu mu Mainland China (yakambonzi yakadanwa yakadhindwa wedunhu redunhu), uye inowanzodaidzwa kunzi PCB muTaiwan. Mabhodhi edunhu anonzi emagetsi (dunhu) substrates muJapan uye substrates muSouth Korea.
PCB ndiyo rutsigiro rwezvinhu zvemagetsi uye zvinotakura zvekubatanidza kwemagetsi zvikamu zvemagetsi, kunyanya kutsigira uye kusarongeka. Chete kubva kunze, iyo yekunze kwedunhu redunhu kunyanya ine mavara matatu: Goridhe, sirivheri, uye tsvuku. Yakaverengerwa nemutengo: Goridhe ndiyo inodhura, sirivheri ndeyechipiri, uye tsvuku tsvuku ndiyo yakachipa. Nekudaro, iyo wiring mukati medunhu redunhu inonyanya kuve yakachena yemhangura, iyo isina mhosva yemhangura.
Zvinotaurwa kuti kuchine akawanda anokosha metals pane PCB. Inonzi iyo, paavhareji, foni yega yega yakangwara ine 0.05g goridhe, 0.26g sirivheri, uye 12,6g ndarira. Iyo yeGoridhe Inteni yeLaptop ndeye kagumi iyo yefoni mbozha!
Sekutsigira kwezvikamu zvemagetsi, PCBS inoda vatengesi zvikamu pamusoro, uye chikamu chedare redhongo runodiwa kuti rufukurudzirwe kutengesa. Izvi zvakafumurwa zvimedu zvemhangura zvinonzi mapepa. Mapango anowanzo ctangular kana kutenderera nenzvimbo diki. Naizvozvo, mushure mekunge mutengesi maski apendwa, iyo chete ndiro yemapapipi inovhurwa nemhepo.
Iyo mhangura inoshandiswa muPCB iri nyore oxidized. Kana iyo mhangura iri pad iri oxidized, hazvizove zvakaoma kumutengesi, asiwo kupokana kuchawedzera kwazvo, izvo zvichakanganisa zvakanyanya kuitwa kwechigadzirwa chekupedzisira. Naizvozvo, pad pasi ine chibvumirano chesimbi goridhe, kana kuti nzvimbo yakafukidzwa nedanda resirivheri kuburikidza nemaitiro emakemikari, kana kuti firimu repamhepo rinoshandiswa kuvhara iyo yemhangura yekudzivisa iyo padhuze nefoni. Dzivirira oxidation uye chengetedza iyo pad, kuitira kuti ive nechokwadi chechibereko mukuita mutengesi anotengeserana.
1. PCB yemhangura clad laminate
Copper Clad Lamined inzvimbo-dzakaumbwa dzakavezwa neyekukwanisika negirazi fiber fiber jira kana zvimwe zvinosimbisa zvinhu zvine rutivi kune rumwe rutivi kana mativi ese ane mhangura chivharo uye kupisa.
Tora girazi fiber Cloth-yakavakirwa mhangura yemhangura inoderedza semuenzaniso. Mainini main midziyo yemavheni ezvemhosva, uye girazi fiber jira, uye epoxy resin, iyo account yeanenge 32%, 29% uye makumi maviri neshanu muzana wechigadzirwa, zvichiteerana.
Circal Board fekitori
COPPER CLAVE ndiyo nyaya dzekutanga dzemabhodhi edunhu redunhu, uye zvakadhindwa zvematunhu ematunhu ndedzipi zvikamu zvakakosha zvezvinhu zvakawanda zvemagetsi kuti uwane kusangana kwechikamu. Nekuvandudza kuenderera kwehunyanzvi, zvimwe zvinokosha zvemagetsi COPER CLAD Laminates zvinogona kushandiswa mumakore achangopfuura. Kugadzira zvakananga kwakadhindwa zvemagetsi zvikamu. Vafambi vacho vaishandiswa mumabhodhi ematunhu akadhindwa vanowanzogadzirwa nehombe dzakaonda, dzakaita kunge ndarira yakanatswa, ndiko kuti, mhangura yemhangura mupfungwa yakatetepa.
2. PCB Immerson Gold Circuit Board
Kana goridhe uye rendarira iri kutaurirana zvakananga, kuchave nekuita kwemuviri kufambisa uye kusiyana (hukama huri kurondedzerwa pamusoro peiyo goridhe, uye saka tinowanzodaidza kuti goridhe remagetsi, zita rayo chairo rinofanira kunzi "zita rayo chairo rinofanira kunzi" Electroplated Goridhe ".
Musiyano uripo pakati pegoridhe rakaoma uye goridhe rakapfava ndiko kuumbwa kwegoridhe yegoridhe iyo yakavezwa. Kana goridhe rikarira, unogona kusarudza kuElectroplate Goridhe kana Alloy. Nekuti kuoma kwegoridhe rakachena kwakapfava, kunonziwo "goridhe rakapfava". Nekuti "goridhe" inogona kuumba alloy yakanaka ne "Aluminium", cob ichanyatsoda gobvu reiyi dhizaini yegoridhe rakachena kana achigadzira aluminium waya. Uyezve, kana ukasarudza kugadzirwa kwegoridhe-nickel alloy kana goridhe-cobal-cobal alloy, nekuti fananidzo yacho ichava yakaoma kupfuura goridhe rakachena, inonziwo "goridhe rakaoma".
Circal Board fekitori
Iyo yegoridhe-yakarongedzwa denderedzwa inoshandiswa zvakanyanya muzvikamu zvemhando, zvigunwe zvegoridhe, uye zvinobatanidza shrapnel yedunhu redunhu. Mabhodhi emabhodhi efoni anonyanya kushandiswa mapuranga egoridhe anonyanya kugadzirwa, akanyudzwa mapepa egoridhe, mabhodhi emakomputa emumidhiresi, audio nemabhodhi madiki edhijitari hazviwanzo kuve mapuranga egoridhe.
Ndarama ndiyo yegoridhe chaiyo. Kunyangwe kana chete denderedzwa rakatetepa rakanyudzwa, dzakatoverenga dzinosvika gumi muzana yemutengo wedunhu redunhu. Iko kushandiswa kwegoridhe seyekutanga isayer ndeimwe yekufambisa nelting uye imwe yekudzivirira kuora. Kunyangwe chigunwe chegoridhe cheyekurumuko tsvimbo iyo yave ichishandiswa kwemakore akati wandei ichiri kuita kunge mafirita sepakutanga. Kana iwe ukashandisa mhangura, aluminium, kana iron, ichakurumidza kukanda mudhiramu yemakumbo. Uye zvakare, mutengo wenguva dzinotariswa negoridhe hwakakwirira, uye simba revanhu varombo. Nekuti iyo yemagetsi nickel yekuisa maitiro maitiro anoshandiswa, dambudziko rema diski dema rinogona kuitika. Iyo nickel layer ichazara nekufamba kwenguva, uye kuvimba kwenguva refu kuri dambudziko zvakare.
3. PCB Immerson Silver Circuit Board
Kunyudzwa sirivha yakachipa pane kunyudzwa goridhe. Kana iyo PCB ine chekuita inoshanda zvinodiwa uye inoda kuderedza mari, kunyudzwa sirivha isarudzo yakanaka; Yakabatanidzwa neyakanyoreswa sirivha tsvina yakanaka uye kusangana, ipapo iyo kunyudza simba sirivha inofanira kusarudzwa.
Kunyudzwa sirivha ine akawanda mashandisirwo ezvigadzirwa zvekutaurirana, mota, uye nekomputa peripherals, uye zvakare ine zvikumbiro mune yakakwirira-yekumhanyisa chiratidzo chechiratidzo. Sezvo kunyudzwa sirivha ine yakanaka magetsi emagetsi izvo zvimwe zvekurapa hazvigone kufanana, zvinogona zvakare kushandiswa mune yakakwirira-frequency masaini. EMS inokurudzira kushandisa chinonyudzwa sirivha maitiro nekuti zviri nyore kuungana uye kuve nekutarisa zviri nani. Nekudaro, nekuda kwekuremara senge tarning uye mutengesi Inosangana nemaunzi, kukura kwesirivha yakanyarara yave kunonoka (asi isina kuderera).
Wedzera
Bhodhi redunhu rakadhindwa rinoshandiswa sekutakura kwekubatana kwezvinhu zvakabatanidzwa zvemagetsi zvemagetsi, uye kunaka kwedunhu redunhu kuchakanganisa zvakananga kuita kwemidziyo yehungwaru. Pakati pavo, mhando yekudyara yemapuranga ematunhu akadhindwa inonyanya kukosha. Electroplating inogona kuvandudza kuchengetedzwa, kuswededzwa, kuita uye kupfeka kuramba kwedunhu redunhu. Mukugadzira maitiro emapuranga wedunhu wedunhu, electroplating idanho rakakosha. Unhu hwemagetsi hwakaenderana nekubudirira kana kutadza kweiyo yese maitiro uye kuita kwedunhu redunhu.
Iyo huru yemagetsi macomputer yePCB ndeye mhangura plating, tin planing, nickel plating, goridhe plating uye zvichingodaro. Electroplating Electroplating ndiyo yekutanga kukoshesa kwemagetsi emapuranga ematunhu; Tin Electroplating ndiyo mamiriro anodiwa ekugadzirwa kwematunhu akanyatsokodzera seanti-corrostion dura mukugadzirisa maitiro; Nickel Electroplating ndeye Electroplate Iyo Nickel Barrier Dunhu Redunhu Kuti Udzore Copper negoridhe Dialsis; Electroplating goridhe inodzivirira kupaza kweiyo nickel pamusoro pekuita kwekuita kwekutengeserana uye kupesana nedunhu redunhu.