[VW PCBworld] Masu zanen kaya na iya tsara allunan da'ira mai ƙima (PCBs).Idan wiring baya buƙatar ƙarin Layer, me yasa amfani dashi?Shin rage yadudduka ba zai sa allon kewayawa ya zama siriri ba?Idan akwai ƙasa da allon da'ira, shin farashin ba zai yi ƙasa ba?Duk da haka, a wasu lokuta, ƙara Layer zai rage farashin.

Tsarin allon kewayawa

Alkalan kewayawa suna da sifofi daban-daban guda biyu: tsarin asali da tsarin tsare.

A cikin tsari mai mahimmanci, duk nau'i-nau'i masu gudana a cikin allon kewayawa an rufe su a kan kayan mahimmanci;a cikin tsarin da aka yi da tsare-tsare, kawai Layer conductive Layer na allon da'irar an lullube shi a kan ainihin kayan aiki, kuma Layer na waje shi ne allon dielectric mai rufe fuska.Dukkanin yadudduka masu gudanarwa suna haɗe tare ta hanyar dielectric ta amfani da tsarin lamination multilayer.

Kayayyakin nukiliya shine allon bango mai fuska biyu a cikin masana'anta.Domin kowane cibiya yana da bangarori biyu, idan aka yi amfani da shi gabaɗaya, adadin yadudduka na PCB lamba ce.Me ya sa ba za a yi amfani da foil a gefe ɗaya da ainihin tsarin ga sauran ba?Babban dalilan su ne: farashin PCB da matakin lanƙwasawa na PCB.

Amfanin farashi na allunan kewayawa masu ƙima

Saboda rashin Layer na dielectric da foil, farashin albarkatun kasa don PCBs masu ƙima ya ɗan yi ƙasa da na PCB masu ƙidaya.Koyaya, farashin sarrafa PCBs mara kyau yana da girma fiye da na PCBs-Layer.Kudin sarrafawa na Layer na ciki iri ɗaya ne;amma tsarin tsare/tsari a fili yana ƙara farashin sarrafawa na Layer na waje.

PCBs-Layer mai ƙima suna buƙatar ƙara tsari mara daidaitaccen laminated core Layer bonding dangane da ainihin tsarin tsari.Idan aka kwatanta da tsarin makamashin nukiliya, ingancin samar da masana'antu da ke kara wa tsarin nukiliyar zai ragu.Kafin lamination da bonding, babban waje yana buƙatar ƙarin aiki, wanda ke ƙara haɗarin ɓarna da kurakurai a kan Layer na waje.

Ma'auni tsarin don kauce wa lankwasawa

Mafi kyawun dalilin da ba za a ƙirƙira PCB tare da adadi mara kyau na yadudduka ba shine cewa ƙarancin adadin allunan kewayawa mai sauƙi suna da sauƙin lanƙwasa.Lokacin da aka sanyaya PCB bayan tsarin haɗin kai na da'irar multilayer, bambancin lamination na ainihin tsarin da tsarin da aka rufe zai sa PCB ta lanƙwasa.Yayin da kaurin allon da'irar ke ƙaruwa, haɗarin lanƙwasawa na PCB mai haɗaka tare da sifofi daban-daban guda biyu yana ƙaruwa.Makullin kawar da lankwasawa allon da'irar shine ɗaukar madaidaicin tari.

Ko da yake PCB tare da wani mataki na lankwasawa ya dace da ƙayyadaddun buƙatun, za a rage ingancin aiki na gaba, wanda zai haifar da haɓakar farashi.Saboda ana buƙatar kayan aiki na musamman da sana'a yayin haɗuwa, an rage daidaiton sanya kayan aiki, wanda zai lalata ingancin.

Yi amfani da PCB mai lamba

Lokacin da PCB mara ƙima ya bayyana a cikin ƙira, ana iya amfani da waɗannan hanyoyin don cimma daidaitaccen tari, rage farashin masana'anta na PCB, da guje wa lankwasawa PCB.Hanyoyi masu zuwa an tsara su bisa ga fifiko.

Alamar sigina kuma amfani dashi.Ana iya amfani da wannan hanyar idan madaurin wutar lantarki na ƙirar PCB ya kasance ma kuma siginar siginar ba ta da kyau.Ƙarar Layer baya ƙara farashi, amma yana iya rage lokacin bayarwa da kuma inganta ingancin PCB.

Ƙara ƙarin ƙarfin wuta.Ana iya amfani da wannan hanyar idan ƙirar wutar lantarki na ƙirar PCB ba ta da kyau kuma siginar siginar ta kasance.Hanya mai sauƙi ita ce ƙara Layer a tsakiyar tari ba tare da canza wasu saitunan ba.Da farko, jera wayoyi a cikin PCB mai ƙima, sa'an nan kuma kwafi layin ƙasa a tsakiya, sa'an nan kuma yi alama sauran yadudduka.Wannan daidai yake da halayen wutar lantarki na wani kauri mai kauri.

Ƙara sigina mara komai kusa da tsakiyar tarin PCB.Wannan hanyar tana rage girman rashin daidaituwa kuma tana haɓaka ingancin PCB.Da farko, bi matakan da ba su da ƙima zuwa hanya, sannan ƙara siginar sigina mara kyau, sannan yi alama sauran yadudduka.An yi amfani da shi a cikin da'irori na microwave da gaurayawan kafofin watsa labarai (maɓalli daban-daban) da'irori.

Fa'idodin daidaitattun laminated PCB

Ƙananan farashi, ba sauƙin tanƙwara ba, rage lokacin bayarwa kuma tabbatar da inganci.