8 Layer ENIG FR4 Buried Vias PCB
Karancin Makafi da aka binne Ta PCB
Babban matsalar makafi da aka binne ta PCB shine tsada mai tsada.Sabanin haka, ramukan da aka binne ba su wuce ramukan makafi ba, amma yin amfani da ramukan iri biyu na iya ƙara tsadar allo sosai.Ƙaruwar farashin ya faru ne saboda ƙaƙƙarfan tsarin masana'anta na rami da aka binne makafi, wato, haɓakar ayyukan masana'antu kuma yana haifar da haɓakar hanyoyin gwaji da dubawa.
An binne ta Ta PCB
An binne ta hanyar PCBs ana amfani da su don haɗa yadudduka na ciki daban-daban, amma ba su da alaƙa da mafi girman Layer. Dole ne a samar da fayil ɗin rawar soja daban don kowane matakin rami da aka binne.Matsakaicin zurfin rami zuwa buɗaɗɗen (rabin rabo/rabin kauri-diamita) dole ne ya zama ƙasa da ko daidai da 12.
Maɓallin maɓalli yana ƙayyade zurfin ramin maɓalli, matsakaicin nisa tsakanin yadudduka na ciki daban-daban. Gaba ɗaya, mafi girman zoben rami na ciki, mafi kwanciyar hankali da amincin haɗin gwiwa.
Makafi Binne Ta PCB
Babban matsalar makafi da aka binne ta PCB shine tsada mai tsada.Sabanin haka, ramukan da aka binne ba su wuce ramukan makafi ba, amma yin amfani da ramukan iri biyu na iya ƙara tsadar allo sosai.Ƙaruwar farashin ya faru ne saboda ƙaƙƙarfan tsarin masana'anta na rami da aka binne makafi, wato, haɓakar ayyukan masana'antu kuma yana haifar da haɓakar hanyoyin gwaji da dubawa.
A: binne vias
B: Laminated binne ta (ba a ba da shawarar)
C: Giciye binne ta
Amfanin Vias makafi da binne Vias ga injiniyoyi shine haɓaka yawan abubuwan da ke tattare da shi ba tare da ƙara lamba da girman allon kewayawa ba.Don samfuran lantarki tare da kunkuntar sarari da ƙananan haƙurin ƙira, ƙirar rami makafi shine zaɓi mai kyau.Amfani da irin waɗannan ramukan yana taimaka wa injiniyan ƙirar da'ira don tsara madaidaicin ramuka/pad mai ma'ana don guje wa ƙima mai yawa.