Labarai
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Dangantakar asali tsakanin shimfidawa da PCB 2
Saboda halayen canzawa na wutar lantarki mai sauyawa, yana da sauƙi don haifar da wutar lantarki don samar da babban tsangwama na daidaitawa na lantarki.A matsayin injiniyan samar da wutar lantarki, injiniyan daidaitawa na lantarki, ko injiniyan shimfidar PCB, dole ne ku fahimci cau...Kara karantawa -
Akwai kusan alaƙar asali guda 29 tsakanin shimfidawa da PCB!
Saboda halayen canzawa na wutar lantarki mai sauyawa, yana da sauƙi don haifar da wutar lantarki don samar da babban tsangwama na daidaitawa na lantarki.A matsayin injiniyan samar da wutar lantarki, injiniyan daidaitawa na lantarki, ko injiniyan shimfidar PCB, dole ne ku fahimci cau...Kara karantawa -
Nawa nau'ikan allon da'ira PCB za a iya raba bisa ga kayan aiki?A ina ake amfani da su?
Babban rarrabuwa na kayan PCB na al'ada ya haɗa da masu zuwa: bai yana amfani da FR-4 (tushen zane na gilashi), CEM-1/3 (fiber ɗin gilashi da takaddar takarda), FR-1 (takarda na tushen tagulla laminate), gindin ƙarfe Laminates da aka yi da jan ƙarfe (wanda aka fi sani da aluminum, kaɗan suna tushen ƙarfe) sune mo...Kara karantawa -
Tagulla Grid ko tagulla mai ƙarfi?Wannan matsala ce ta PCB da ya kamata a yi tunani akai!
Menene jan karfe?Abin da ake kira tagulla zuba shi ne a yi amfani da sararin da ba a yi amfani da shi a kan allon kewayawa a matsayin abin da ake tunani ba sannan a cika shi da tagulla mai kauri.Wadannan wuraren tagulla kuma ana kiran su da cikon tagulla.Muhimmancin shafi na jan karfe shine don rage rashin ƙarfi na waya ta ƙasa da haɓaka ...Kara karantawa -
Wani lokaci akwai fa'idodi da yawa ga PCB platin jan karfe a ƙasa
A cikin tsarin ƙirar PCB, wasu injiniyoyi ba sa so su shimfiɗa tagulla a kan gabaɗayan saman Layer na ƙasa don adana lokaci.Shin wannan daidai ne?Shin dole ne PCB ya zama farantin tagulla?Da farko, muna bukatar mu bayyana: kasa plating jan karfe yana da amfani kuma ya zama dole ga PCB, amma ...Kara karantawa -
Halaye huɗu na asali na da'irar PCB RF
Anan, za a fassara mahimman halaye huɗu na da'irori na mitar rediyo daga bangarori huɗu: ƙirar mitar rediyo, ƙaramin siginar da ake so, babban siginar tsangwama, da tsangwama ta tashar kusa, da mahimman abubuwan da ke buƙatar kulawa ta musamman a cikin tsarin ƙirar PCB. .Kara karantawa -
Kwamitin Gudanarwa
Hakanan allon sarrafawa wani nau'i ne na allon kewayawa.Ko da yake kewayon aikace-aikacensa bai kai na allon da'ira ba, ya fi wayo da kuma sarrafa kansa fiye da na al'amuran da'ira.A taƙaice, allon kewayawa wanda zai iya taka rawar sarrafawa ana iya kiran shi allon sarrafawa.The control panel i...Kara karantawa -
Cikakken RCEP: Kasashe 15 sun haɗa hannu don gina babban da'irar tattalin arziƙi
--Daga PCBWorld An gudanar da taron shugabannin yarjejeniyar hadin gwiwar tattalin arziki na yanki na hudu a ranar 15 ga Nuwamba. Kasashe goma na ASEAN da kasashe 15 da suka hada da China, Japan, Koriya ta Kudu, Australia, da New Zealand sun rattaba hannu a kan wani bangare na tattalin arzikin yankin...Kara karantawa -
Yadda ake amfani da “multimeter” don magance allon kewayawa
Jan gwajin gubar yana ƙasa, fil ɗin da ke cikin jajayen da'irar duk wurare ne, kuma sanduna mara kyau na capacitors duk wurare ne.Saka baƙar fata gubar a kan IC pin don auna, sannan multimeter zai nuna darajar diode, kuma yayi hukunci da ingancin IC bisa ga diode val ...Kara karantawa -
Fasahar gwaji na gama gari da kayan gwaji a masana'antar PCB
Ko da wane nau'in allon da'irar bugu da ake buƙatar ginawa ko nau'in kayan aiki da ake amfani da su, PCB dole ne yayi aiki da kyau.Yana da mabuɗin don aiwatar da samfuran da yawa, kuma gazawar na iya haifar da mummunan sakamako.Duba PCB yayin ƙira, masana'anta, da tsarin haɗuwa shine ...Kara karantawa -
Menene allon dandali?Menene fa'idodin gwajin allo?
A taƙaice, PCB danda tana nufin allon da'ira da aka buga ba tare da kowa ta ramuka ko kayan lantarki ba.Yawancin lokaci ana kiran su da PCBs maras tushe kuma wani lokacin kuma ana kiran su PCBs.Kwamitin PCB mara komai yana da tashoshi na asali kawai, alamu, rufin ƙarfe da PCB substrate.Menene amfanin bare PC...Kara karantawa -
PCB tara
Zane-zanen da aka lanƙwara ya fi bin ka'idoji guda biyu: 1. Kowane Layer na wiring dole ne ya kasance yana da madaidaicin ma'auni (ikon ko ƙasa);2. Ya kamata a kiyaye babban layin wutar da ke kusa da ƙasa a mafi ƙarancin nisa don samar da ƙarfin haɗin gwiwa mafi girma;Mai zuwa yana lissafin tarin daga ...Kara karantawa
