Magani Tsaya Daya

Ayyukan allon da'irar da aka buga a cikin kayan lantarki sun haɗa da: samar da tallafin injiniya don gyarawa da haɗawa don transistor, haɗaɗɗun da'irori, resistors, capacitors, inductor da sauran abubuwan haɗin gwiwa.

Lokacin da muka zayyana allon PCB, muna kuma da tsarin dokoki: na farko, shirya manyan wuraren zama bisa ga tsarin siginar, sannan ku bi “zazzagewar farko da wahala sannan kuma mai sauƙi, ƙarar bangaren daga babba zuwa ƙarami, sigina mai ƙarfi da raunin sigina mai rauni, babba da ƙasa. Sigina daban, keɓantattun siginar analog da dijital, yi ƙoƙarin sanya wayoyi gajere gwargwadon yuwuwa, kuma sanya shimfidar wuri mai ma'ana kamar yadda zai yiwu"; dole ne a biya kulawa ta musamman don raba "ƙasa na sigina" da "ƙasa mai ƙarfi.

SMT yana ɗaya daga cikin mahimman abubuwan haɗin lantarki. Ana kiranta fasahar hawan dutse (ko fasahar mount). An raba shi zuwa babu jagora ko gajeriyar jagora. Taron da'ira ne da ake haɗa shi ta hanyar siyar da sake kwarara ko siyar da tsoma baki. Fasaha kuma ita ce mafi mashahurin fasaha da tsari a cikin masana'antar hada-hadar lantarki.

Amfani daban-daban. Babban albarkatun kasa don samar da allunan kewayawa sune zanen gilashi marasa alkali, takarda fiber, da resin epoxy. Gilashin fiber allo: substrate fiberglass zane, epoxy allo: m ne epoxy guduro, FR4: substrate auduga fiber takarda. Duk ukun allunan fiberglass ne.