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Sidee loo kala saaraa guddiga pcb lakabka labka ah ee guddiga wareegga lakabka badan | YMSPCB

Maxay yihiin astaamaha guddiga PCB lakabka double iyo guddiga circuit multi-lakabka iyo sida loo kala saaro Aynu raacno? Qeybiyeyaasha guddiga PCBsi loo fahmo:

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Lakabka Double PCB

Guddiyada laba-geesoodka ah waxay leeyihiin fiilooyin labada dhinac ah.Laakin si loo isticmaalo labada dhinac ee siligga, waa inuu jiraa xiriir koronto oo sax ah oo udhaxeeya labada dhinac. "Buundada" udhaxeysa wareegyada waxaa lagu magacaabaa dalool hage (VIA). dalool yar oo PCB ah, oo laga buuxiyey ama lagu dahaadhay bir, kaas oo ku xidhi kara silig labada dhinacba ah Sababtoo ah laba qaybood ayaa laba jibbaaran aag hal guddi ah, iyo sababta oo ah fiilooyinka waa la isku xidhi karaa (oo ku dhaawici kara hareeraha dhinaca kale), waxay kaga habboon tahay wareegtooyin aad u adag in ka badan hal guddi.

Guddi farsamo laba jibaaran waa nooc ka mid ah guddiga wareegga PCB waa mid aad muhiim u ah, isagu waa ujeedada weyn, si loo arko haddii guddi guddiga PCB guddiga laba jibbaaran waa mid fudud, fahamka hal guddi ayaa gebi ahaanba aaminsan in saaxiibada ay fahmi karaan, waa kordhin hal guddi, laba jibaar micnaheedu waa hal guddi khad oo ku filan inuu aado dhinaca ka soo horjeedka, laba guddi, waxaana jiray muuqaal muhiim ah oo ah godka hagista dhibic fudud ayaa ah khadka laba geesoodka ah, labada dhinac ee qadka! bracket is:: laba geesoodka safka laba geesoodka ah! Saaxiibbada qaar waxay ku weydiin doonaan sida loox laba dhinac ah, laakiin dhinac kaliya ayaa leh qaybo elektaroonig ah, loox ka dib intaas oo dhan waa laba laaban ama hal guddi? Jawaabta waa iska cadahay .

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Boodhadhka wareegga badan ayaa fudud in la kala saaro

Guddiga wareegga sida ay go'aaminayaan inta ay le'eg tahay dhibaatada xarigga fiilooyinka iyo qiimaha makiinadda, guddiga wareegga caadiga ah oo leh hal xariiq iyo xariiq laba jibaar ah, oo badanaa loo yaqaan guddi keli ah iyo laba laab, alaab elektaroonig ah oo heer sare ah, si kastaba ha noqotee, sababta oo ah sababaha naqshadeynta booska alaabta , marka lagu daro fiilooyinka dusha sare, wareegga gudaha ee wareegga wareegga, habka wax soo saarka, wuxuu sameeyay lakab kasta ka dib qadka, mar kale iyada oo loo marayo aaladda aaladda indhaha, adoo riixaya, u oggolow isugeynta wareegga lakabka badan ee ku jira qayb ka mid ah guddiga wareegga. Guddi wareeg ah oo ballaadhan oo ka weyn ama u dhigma 2 lakab waxaa lagu magacaabi karaa guddiga wareegga wareega ee lakabyada badan.Muddo-ballaadhan ayaa loo qaybin karaa guddiga wareegga adag ee lakabka badan, lakabka badan ee jilicsan iyo guddiga wareegga adag, -layer guddiga wareegga jilicsan oo adag isku dhafan.

https://www.ymspcb.com/10-layer-high-tg-hard-gold-board-yms-pcb-2.html

Dhalashada guddiga wareegga badan

Cufnaanta sii kordheysa ee xirmooyinka IC waxay keeneysaa isku xirnaanta sare ee isku xirnaanta, taas oo loo baahan yahay isticmaalka aalado badan. Dhibaatooyinka naqshadeynta lama filaanka ah sida buuqa, awoodda baadi, leexashada ayaa ka muuqda qaabka wareegyada daabacan. dhererka xariiqa signalada iyo ka fogaanshaha dariiqyada isbarbar socda.Cibro ahaan, hal guddi, ama xitaa labo guddi, shuruudahan si qanacsan looma jawaabi karo sababo la xiriira tirada xadidan ee isgoysyada la fulin karo. iyo shuruudaha iskutallaabta, lakabka guddiga waa in loo balaariyaa in kabadan laba lakab si loo gaaro waxqabad qanciya.Sidaa darteed, ujeedka koowaad ee looxyada wareegga lakabyada badan ayaa ah in lasiiyo xorriyad dheeri ah wareegyada elektaroonigga ah ee iskuxirka iyo / ama buuqa leh. Jidadka fiilooyinka Alwaaxda wareegga badan waxay leeyihiin ugu yaraan saddex lakab oo tabinta, laba ka mid ah waxay leeyihiin dusha sare, lakabka harayna waa Isku xidhka guddiga dahaadhka.Xidhiidhka korantada ee ka dhexeeya waxaa badanaa lagu sameeyaa iyadoo la marinayo godadka qaybta iskutallaabta guddiga wareegga.Multilayer looxyada daabacan ee daabacan, sida laba laabood, ayaa guud ahaan lagu dhejiyaa - taarikada indhaha haddii aan si kale loo sheegin.

Multilaminates waxaa lagu sameeyaa iyadoo la is dulsaarayo laba ama in kabadan oo wareegyo ah oo korka midba midka kale ah, iyadoo la isku haleyn karo isku xirnaan horay loo sii dejiyay oo u dhexeeya. Labada lakab ee ugu hooseeya waxay ka kooban yihiin laba qaybood oo dhaqameed, halka lakabyada kore ay ka kooban yihiin laba qaybood oo kala duwan. Kahor intaan la rogin, taarikada gudaha ayaa la qodi doonaa, elektaroonigna laga dhex saari doonaa godadka, laguna wareejin doonaa qaab muuqaal ah, horumarsan iyo xaggeeda. lakabka daloolka waa lakabka calaamadaha, kaas oo lagu dhajiyay si loo sameeyo giraan naxaas ah oo dheellitiran oo ku yaal cirifka gudaha godka. lakabyada ayaa markaa la isku duubay si loo sameeyo tiro ka mid ah substrates, taas oo isku xiri kara dhejinta ruxruxa.

Isku soo uruurinta waxaa lagu sameyn karaa saxafiga haydarka ama qolka culeyska (autoclave). Saxaafadda Haydarooliga, qalabka loo diyaariyey (xirmooyinka cadaadiska) waxaa la dhigayaa cadaadis qabow ama preheated (maaddada loogu talagalay heerkulka beddelashada dhalada sare) 170-180 ° C) Heerkulka kala-guurka dhalada waa heer-kulka uu ku yaal aagga amorphous-ka polymer (cusbi) ama qayb ka mid ah polymer crystalline uu ka beddelo xaalad adag, oo jilicsan una gudubta xaalad jilicsan, xaalad caag ah.

Multilaminates-ka waxaa loo adeegsadaa qalab elektaroonig ah oo khaas ah (kombuyuutarro, qalab milatari), gaar ahaan xaaladaha culeyska iyo culeyska xad dhaafka ah.Si kastaba ha noqotee, tan waxaa lagu gaari karaa iyada oo la kordhiyo qiimaha laminates iyadoo lagu beddelayo boos badan iyo miisaan ka yar. wareegyada xawaaraha, laminates sidoo kale waa kuwo aad waxtar u leh maadaama ay bixiyaan naqshadeeyayaasha looxyo wareegsan oo daabacan oo leh wax ka badan laba lakab oo loox ah oo lagu xirayo isla markaana la siinayo aagag ballaaran oo saldhig u ah iyo awood.

Waxyaabaha kor ku xusan waa sida loo kala saaro guddiga wareegga laba-geesoodka ah iyo guddiga wareegga lakabyada badan, waxaan rajeynayaa inaad jeceshahay; Waxaan nahay soosaarayaasha guddiga wareegga , soo dhowow inaad wax ka weydiiso ~


Waqtiga boostada: Oct-22-2020
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