Injiniyoyin lantarki galibi suna fuskantar matsalar ƙayyadaddun adadin mafi kyawun yadudduka don ƙirar PCB.Shin yana da kyau a yi amfani da ƙarin yadudduka ko ƙananan yadudduka?Ta yaya kuke yanke shawara akan adadin yadudduka na PCB?
1.What does PCB Layer nufi?
Yadudduka na PCB suna komawa zuwa yadudduka na tagulla waɗanda aka lulluɓe tare da madaidaicin.Ban da PCB masu Layer Layer guda ɗaya waɗanda ke da Layer na jan karfe ɗaya kawai, duk PCB masu yadudduka biyu ko fiye suna da madaidaicin adadin yadudduka.Ana sayar da abubuwan da aka gyara a saman saman saman, yayin da sauran yadudduka suna aiki azaman haɗin waya.Koyaya, wasu manyan PCBs kuma za su haɗa abubuwan haɗin gwiwa a cikin yadudduka na ciki.
Ana amfani da PCBs don kera na'urorin lantarki daban-daban da injuna a masana'antu daban-daban, kamar na'urorin lantarki, motoci, sadarwa, sararin samaniya, soja, da likitanci.
masana'antu.Adadin yadudduka da girman ƙayyadaddun jirgi yana ƙayyade iko da ƙarfin PCB.Yayin da adadin yadudduka ya karu, haka aikin ke ƙaruwa.
2.Yadda za a ƙayyade adadin PCB Layers?
Lokacin yanke shawara akan adadin yadudduka masu dacewa don PCB, yana da mahimmanci a yi la'akari da fa'idodin amfani da yadudduka da yawa tare da yadudduka ɗaya ko biyu.A lokaci guda kuma, ya zama dole a yi la'akari da fa'idodin yin amfani da ƙirar Layer guda ɗaya tare da na ƙirar multilayer.Ana iya kimanta waɗannan abubuwan ta fuskoki biyar masu zuwa:
2-1.A ina za a yi amfani da PCB?
Lokacin zayyana ƙayyadaddun ƙayyadaddun bayanai na hukumar PCB, yana da mahimmanci a yi la'akari da na'ura ko kayan aikin da PCB za a yi amfani da su a ciki, da takamaiman buƙatun hukumar da'ira don irin wannan kayan aikin.Wannan ya haɗa da gano ko za a yi amfani da allon PCB a cikin nagartaccen da
hadaddun samfuran lantarki, ko a cikin samfuran mafi sauƙi tare da ayyuka na asali.
2-2.Menene mitar aiki ake buƙata don PCB?
Ana buƙatar yin la'akari da batun mitar aiki yayin zayyana PCB tunda wannan siga ta ƙayyade ayyuka da ƙarfin PCB.Don mafi girman gudu da damar aiki, PCBs masu yawa suna da mahimmanci.
2-3. Menene kasafin aikin?
Sauran abubuwan da za a yi la'akari da su sune farashin masana'anta na guda ɗaya
da PCBs mai Layer biyu tare da PCB masu yawa.Idan kuna son PCB tare da iya aiki mai girma kamar yadda zai yiwu, babu makawa farashin zai yi girma sosai.
Wasu mutane suna tambaya game da alakar da ke tsakanin adadin yadudduka a cikin PCB da farashin sa.Gabaɗaya, yawan yadudduka da PCB ke da shi, haɓakar farashinsa.Wannan saboda ƙira da kera PCB mai nau'i-nau'i da yawa yana ɗaukar lokaci mai tsawo kuma don haka farashi mai yawa.Jadawalin da ke ƙasa yana nuna matsakaicin farashin PCBs masu yawa don masana'antun uku daban-daban a ƙarƙashin yanayi masu zuwa:
Yawan odar PCB: 100;
Girman PCB: 400mm x 200mm;
Adadin yadudduka: 2, 4, 6, 8, 10.
Taswirar tana nuna matsakaicin farashin PCBs daga kamfanoni daban-daban guda uku, ban haɗa da farashin jigilar kaya ba.Ana iya ƙididdige farashin PCB ta amfani da gidajen yanar gizo na ƙididdiga na PCB, waɗanda ke ba ku damar zaɓar sigogi daban-daban kamar nau'in madugu, girman, yawa, da adadin yadudduka.Wannan ginshiƙi kawai yana ba da cikakken ra'ayi na matsakaicin farashin PCB daga masana'antun uku, kuma farashin na iya bambanta bisa ga adadin yadudduka.Ba a haɗa farashin jigilar kaya.Ana samun ingantattun ƙididdiga a kan layi, waɗanda masana'antun ke samarwa da kansu don taimakawa abokan ciniki kimanta farashin da'irorinsu da aka buga bisa la'akari daban-daban kamar nau'in madugu, girman, yawa, adadin yadudduka, kayan rufewa, kauri, da sauransu.
2-4.Menene lokacin isar da ake buƙata don PCB?
Lokacin isarwa yana nufin lokacin da ake ɗauka don ƙira da isar da PCB guda ɗaya/biyu/multilayer.Lokacin da kuke buƙatar samar da PCB masu yawa, lokacin bayarwa yana buƙatar la'akari.Lokacin isarwa don PCB guda ɗaya/biyu/multilayer ya bambanta kuma ya dogara da girman yankin PCB.Tabbas, idan kuna son kashe ƙarin kuɗi, ana iya rage lokacin bayarwa.
2-5.Menene yawa da siginar sigina PCB ke buƙata?
Adadin yadudduka a cikin PCB ya dogara da girman fil da siginar sigina.Misali, madaidaicin fil na 1.0 yana buƙatar siginar sigina 2, kuma yayin da ƙarancin fil ɗin ya ragu, adadin yadudduka da ake buƙata zai ƙaru.Idan yawan fil ɗin shine 0.2 ko ƙasa da haka, ana buƙatar aƙalla yadudduka 10 na PCB.
3.Amfanonin Na'urorin PCB daban-daban - Single-Layer/Layer-Layer/Multi-Layer.
3-1.PCB-Layer guda ɗaya
Gina PCB mai Layer guda ɗaya abu ne mai sauƙi, wanda ya ƙunshi nau'i ɗaya na matsi da welded na kayan aikin lantarki.An rufe Layer na farko da farantin karfe, sa'an nan kuma a yi amfani da Layer mai tsayayya.Zane na PCB mai Layer guda ɗaya yawanci yana nuna nau'i mai launi guda uku don wakiltar Layer da yaduddunsa na rufewa guda biyu - launin toka don madaurin dielectric kanta, launin ruwan kasa don farantin karfe, da kuma kore ga Layer mai tsayayya.
Amfani:
● Ƙananan farashin masana'antu, musamman don samar da kayan lantarki na masu amfani, wanda ke da ƙimar farashi mafi girma.
● Tattaunawar abubuwan da aka gyara, hakowa, siyarwa, da shigarwa suna da sauƙin sauƙi, kuma tsarin samarwa ba shi da yuwuwar fuskantar matsaloli.
● Tattalin arziki kuma ya dace da samar da taro.
● Zaɓin da ya dace don ƙananan ƙira.
Aikace-aikace:
● Ƙididdigar asali suna amfani da PCBs mai Layer Layer.
● Rediyo, kamar agogon ƙararrawa na rediyo mai rahusa a cikin shagunan sayar da kayayyaki, yawanci suna amfani da PCBs masu layi ɗaya.
● Injin kofi sau da yawa suna amfani da PCB masu layi ɗaya.
● Wasu kayan aikin gida suna amfani da PCBs mai Layer Layer.
3-2.PCB mai Layer biyu
PCB mai Layer Layer yana da yadudduka biyu na platin jan karfe tare da rufin insulating a tsakani.Ana sanya abubuwan da aka haɗa a bangarorin biyu na allon, wanda shine dalilin da ya sa ake kiranta PCB mai gefe biyu.Ana kera su ta hanyar haɗa nau'ikan tagulla biyu tare da kayan wutan lantarki a tsakani, kuma kowane gefen jan ƙarfe na iya watsa siginar lantarki daban-daban.Sun dace da aikace-aikacen da ke buƙatar babban sauri da ƙananan marufi.
Ana karkatar da siginonin lantarki tsakanin nau'ikan tagulla guda biyu, kuma kayan aikin dielectric tsakanin su yana taimakawa hana waɗannan sigina shiga tsakani.PCB mai Layer Layer shine mafi yawan al'amuran da'ira da tattalin arziki don kera.
PCBs masu Layer biyu suna kama da PCBs mai Layer Layer, amma suna da rabin ƙasa mai jujjuyawar.Lokacin amfani da PCBs masu Layer biyu, dielectric Layer ya fi na PCBs mai Layer Layer kauri.Bugu da ƙari, akwai platin jan karfe a duka saman da kasa na kayan dielectric.Bugu da ƙari kuma, saman da kasa na laminated jirgin an rufe da wani solder resist Layer.
Zane na PCB mai Layer biyu yawanci yayi kama da sanwici mai Layer uku, mai kauri mai kauri a tsakiya yana wakiltar dielectric, ratsan launin ruwan kasa a saman yadudduka na sama da na ƙasa waɗanda ke wakiltar jan karfe, da ratsin kore mai bakin ciki a sama da ƙasa. wakiltar solder tsayayya Layer.
Amfani:
● Zane mai sassauƙa ya sa ya dace da na'urori iri-iri.
● Tsarin ƙananan farashi wanda ya sa ya dace don samar da taro.
● Zane mai sauƙi.
● Ƙananan girman da ya dace da kayan aiki daban-daban.
Aikace-aikace:
PCBs masu Layer biyu sun dace da kewayon na'urorin lantarki masu sauƙi da rikitarwa.Misalai na kayan aikin da aka kera da yawa waɗanda ke nuna PCBs masu Layer biyu sun haɗa da:
● Raka'a na HVAC, tsarin dumama mazaunin da sanyaya daga nau'ikan nau'ikan iri daban-daban duk sun haɗa da allunan da'ira bugu biyu.
● Amplifiers, PCBs masu layi biyu suna sanye da na'urorin haɓakawa waɗanda mawaƙa da yawa ke amfani da su.
● Firintoci, na'urorin kwamfuta daban-daban sun dogara da PCBs masu Layer biyu.
3-3.PCB mai Layer hudu
PCB mai Layer 4 shine allon kewayawa da aka buga tare da yadudduka masu gudanarwa guda huɗu: saman, yadudduka na ciki biyu, da ƙasa.Dukansu yadudduka na ciki sune jigon, galibi ana amfani da su azaman wuta ko jirgin sama, yayin da saman waje da na ƙasa ana amfani da shi don sanya abubuwan da aka gyara da siginoni.
Yawancin yadudduka na waje ana lulluɓe su da wani shingen juriya na solder tare da fatun da aka fallasa don samar da wuraren jeri don haɗa na'urori masu hawa sama da abubuwan ramuka.Yawancin ramuka ana amfani da su don samar da haɗi tsakanin yadudduka huɗu, waɗanda aka lakafta tare don samar da allo.
Ga rugujewar wadannan yadudduka:
- Layer 1: Layer na ƙasa, yawanci ana yin shi da tagulla.Yana aiki a matsayin ginshiƙi na dukkan allon kewayawa, yana ba da tallafi ga sauran yadudduka.
- Layer 2: Power Layer.Ana kiran ta wannan hanya saboda tana ba da ƙarfi mai tsafta da kwanciyar hankali ga duk abubuwan da ke cikin allon da'ira.
- Layer 3: Layer jirgin sama na ƙasa, yana aiki azaman tushen ƙasa don duk abubuwan da ke cikin allon kewayawa.
- Layer 4: Babban Layer da aka yi amfani da shi don sigina na zirga-zirga da samar da wuraren haɗin kai don abubuwan haɗin gwiwa.
A cikin ƙirar PCB mai Layer 4, alamun jan karfe 4 an raba su da yadudduka 3 na dielectric na ciki kuma an rufe su a sama da ƙasa tare da yadudduka masu tsayayya.Yawanci, ana nuna ƙa'idodin ƙira don PCBs masu Layer 4 ta amfani da burbushi 9 da launuka 3 - launin ruwan kasa don jan ƙarfe, launin toka don core da prepreg, da kore don tsayayyar solder.
Amfani:
● Dorewa - PCB masu layi huɗu sun fi ƙarfi fiye da allunan Layer Layer da biyu.
● Ƙaƙƙarfan Girma - Ƙananan ƙira na PCB masu Layer hudu na iya dacewa da na'urori masu yawa.
● Sassauci - PCBs masu layi huɗu na iya aiki a cikin nau'ikan na'urorin lantarki da yawa, gami da masu sauƙi da rikitarwa.
● Tsaro - Ta hanyar daidaita wutar lantarki da yadudduka na ƙasa yadda ya kamata, PCB masu Layer huɗu na iya yin garkuwa daga tsangwama na lantarki.
● Fuskar nauyi - Na'urorin da aka sanye da PCB masu Layer huɗu suna buƙatar ƙarancin wayoyi na ciki, don haka yawanci suna da nauyi.
Aikace-aikace:
● Tsarin Tauraron Dan Adam - PCB masu yawa-Layer suna sanye take da tauraron dan adam.
Na'urorin Hannu - Wayoyin hannu da Allunan yawanci ana sanye su da PCB masu Layer hudu.
● Kayan Aikin Bincike na sararin samaniya - Allolin da'irar da aka buga da yawa suna ba da wutar lantarki ga kayan aikin binciken sararin samaniya.
3-4.6 yadudduka pcb
PCB mai Layer 6 shine ainihin allo mai Layer 4 tare da ƙarin siginar sigina biyu da aka ƙara tsakanin jirage.Madaidaicin 6-Layer PCB stackup ya haɗa da yadudduka na kewayawa 4 (na waje biyu da na ciki biyu) da jirage na ciki 2 (ɗaya don ƙasa ɗaya kuma don iko).
Samar da yadudduka na ciki na 2 don sigina masu sauri da 2 na waje don sigina mara sauri yana haɓaka EMI (tsangwama na lantarki).EMI shine makamashin sigina a cikin na'urorin lantarki waɗanda ke rushewa ta hanyar radiation ko shigar da su.
Akwai tsare-tsare daban-daban don tara PCB mai Layer 6, amma adadin wutar lantarki, sigina, da yadudduka na ƙasa da aka yi amfani da su ya dogara da buƙatun aikace-aikacen.
Madaidaicin 6-Layer PCB stackup ya haɗa da saman Layer - prepreg - Layer na ƙasa na ciki - ainihin - Layer routing Layer - prepreg - Layer routing na ciki - core - Layer na ciki - prepreg - Layer na ƙasa.
Ko da yake wannan daidaitaccen tsari ne, maiyuwa bazai dace da duk ƙirar PCB ba, kuma yana iya zama dole don sake saita yadudduka ko samun takamaiman yadudduka.Koyaya, ingancin wayoyi da rage girman maganganun dole ne a yi la'akari yayin sanya su.
Amfani:
● Ƙarfi - PCB masu layi shida sun fi na magabata masu kauri don haka sun fi ƙarfi.
● Ƙarfafawa - Allolin da ke da kauri shida na wannan kauri suna da ƙarfin fasaha mafi girma kuma suna iya cinye ƙasa da faɗi.
● Babban iya aiki - PCBs-Layer shida ko fiye suna ba da mafi kyawun iko don na'urorin lantarki kuma suna rage yuwuwar tsangwama da tsangwama na lantarki.
Aikace-aikace:
● Kwamfutoci - PCB-Layer 6 sun taimaka wajen haɓaka haɓakar kwamfutoci na sirri cikin sauri, yana mai da su ƙarami, haske, da sauri.
● Ma'ajiyar bayanai - Babban ƙarfin PCBs masu Layer shida ya sa na'urorin ajiyar bayanai suna ƙaruwa cikin shekaru goma da suka gabata.
● Tsarin ƙararrawa na wuta - Yin amfani da allunan kewayawa 6 ko fiye, tsarin ƙararrawa ya zama mafi daidai a lokacin gano ainihin haɗari.
Yayin da adadin yadudduka a cikin allon da'irar da aka buga yana ƙaruwa sama da na huɗu da na shida, ana ƙara ƙarin yadudduka na jan ƙarfe da dielectric abu a cikin tari.
Misali, PCB mai Layer takwas ya ƙunshi jirage huɗu da siginar sigina huɗu na tagulla - takwas gaba ɗaya - haɗe da layuka bakwai na kayan dielectric.An rufe tari mai Layer takwas tare da yaduddukan abin rufe fuska na dielectric a sama da ƙasa.Mahimmanci, tarin PCB mai Layer takwas yayi kama da mai Layer shida, amma tare da ƙarin ginshiƙan tagulla da prepreg.
Shenzhen ANKE PCB Co.,LTD
2023-6-17
Lokacin aikawa: Juni-26-2023
