A cikin tsarin koyan kayan lantarki, sau da yawa muna gane bugu na allo (PCB) da kuma haɗaɗɗiyar da'ira (IC), mutane da yawa sun "ruɗe" game da waɗannan ra'ayoyi guda biyu. A gaskiya ma, ba su da rikitarwa, a yau za mu bayyana bambanci tsakanin PCB da kuma haɗakar da kewaye.
Menene PCB?
Printed Circuit Board, kuma aka sani da Printed Circuit Board a cikin Sinanci, wani muhimmin sashe ne na lantarki, sashin tallafi na kayan lantarki da kuma mai ɗaukar wutar lantarki na kayan lantarki. Domin ana yin ta ne ta hanyar bugu na lantarki, ana kiran shi “printed” circuit board.
Kwamitin kewayawa na yanzu, galibi ya ƙunshi layi da Surface (Tsarin), Dielectric Layer (Dielectric), rami (Ta rami / via), hana walda tawada (Solder resistant / Solder Mask), allo bugu (Legend / Marking / Silk allo). ), Maganin saman ƙasa, Ƙarshen saman ƙasa), da sauransu.
Abũbuwan amfãni daga PCB: high yawa, high AMINCI, designability, producibility, testability, assemblability, maintainability.
Menene hadedde kewaye?
Haɗaɗɗen da'ira ƙaramin na'urar lantarki ne ko sashi. Yin amfani da wani tsari, abubuwan haɗin gwiwa da haɗin haɗin waya irin su transistor, resistors, capacitors da inductor da ake buƙata a cikin da'ira ana yin su akan ƙaramin yanki ko ƙananan guntuwar guntu na semiconductor ko dielectric substrate sannan a sanya su cikin harsashi don zama microstructure. tare da ayyukan kewaye da ake buƙata. Dukkanin abubuwan da aka haɗa an haɗa su cikin tsari, suna mai da kayan aikin lantarki babban mataki zuwa ƙarami, ƙarancin amfani da wutar lantarki, hankali, da babban abin dogaro. An wakilta shi da harafin "IC" a cikin da'ira.
Dangane da aiki da tsarin haɗaɗɗiyar da'irar, ana iya raba shi zuwa na'urorin haɗaɗɗen analog, da'ira mai haɗaɗɗen dijital da dijital/analog ɗin haɗaɗɗen da'ira.
Haɗin da'irar yana da fa'idodi na ƙananan girman, nauyi mai nauyi, ƙarancin waya mai gubar, da maki walda, tsawon rayuwa, babban aminci, kyakkyawan aiki, da sauransu.
Dangantakar dake tsakanin PCB da hadedde kewaye.
Gabaɗaya ana kiran haɗaɗɗiyar da'irar a matsayin haɗin gwiwar guntu, kamar motherboard akan guntuwar Northbridge, CPU internal, ana kiranta hadedde da'ira, asalin sunan kuma ana kiransa hadedde block. Kuma PCB ita ce hukumar da'irar da muka saba sani da ita kuma muna buga ta akan guntuwar walda.
An haɗa haɗin da'ira (IC) zuwa allon PCB. Kwamitin PCB shine mai ɗaukar haɗaɗɗun da'ira (IC).
A cikin sauƙi, haɗaɗɗiyar da'irar ita ce da'irar gaba ɗaya da aka haɗa cikin guntu, wanda yake gaba ɗaya. Da zarar ya lalace a ciki, guntu zai lalace. PCB na iya walda abubuwan da kanta, kuma ana iya maye gurbin abubuwan da aka gyara idan sun karye.