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Akwai allunan kewayawa mai gefe guda, mai gefe biyu da multilayer.Ba a iyakance adadin allunan Layer Layer ba.A halin yanzu akwai fiye da PCB masu Layer 100.PCBs na gama-gari masu Layer Layer guda huɗu ne da allunan Layer shida.To me yasa mutane suke da tambaya "Me yasa PCB multilayer allunan duk ma-launi yadudduka? A dangana, ko da-lamba PCBs yi fiye da m-lamba PCBs, ...
- A&Q na PCB, Me yasa solder mashin toshe rami?
1. Me yasa BGA take a cikin ramin abin rufe fuska na solder?Menene ma'aunin liyafar?Sake: Da farko, ramin toshe abin rufe fuska shine don kare rayuwar sabis na ta hanyar, saboda ramin da ake buƙata don matsayin BGA gabaɗaya ya fi ƙanƙanta, tsakanin 0.2 da 0.35mm.Wasu siffofin ba su da sauƙi a busasshe su ko a kwashe su, kuma yana da sauƙin barin ragowar.Idan abin rufe fuska na solder bai toshe rami ko filogi ba...
- A&Q na PCB (2)
9. Menene ƙuduri?Amsa: A cikin nisa na 1mm, ƙudurin layin ko tazarar layin da za a iya kafa ta busassun juriya na fim kuma ana iya bayyana shi ta cikakken girman layin ko tazara.Bambance-bambance tsakanin busasshen fim ɗin da kauri na fim ɗin tsayayya da kauri na fim ɗin polyester yana da alaƙa.Mafi kauri Layer fim ɗin tsayayya, ƙananan ƙuduri.Lokacin da haske ...
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Ƙunƙarar wani abu, wanda kuma aka sani da jinkirin harshen wuta, kashe kansa, juriya na harshen wuta, juriya na harshen wuta, juriya na wuta, flammability da sauran konewa, shine kimanta ikon kayan don tsayayya da konewa.Samfurin kayan wuta yana ƙonewa tare da harshen wuta wanda ya dace da bukatun, kuma an cire harshen wuta bayan ƙayyadadden lokaci.Matsayin flammability shine ...
- Ceramic PCB Board
An yi allunan kewayen yumbu a haƙiƙa da kayan yumbu na lantarki kuma ana iya yin su zuwa siffofi daban-daban.Daga cikin su, allon kewayawa na yumbu yana da mafi kyawun halaye na juriya na zafin jiki da babban rufin lantarki.Yana da abũbuwan amfãni daga low dielectric akai-akai, low dielectric asarar, high thermal conductivity, mai kyau sinadaran kwanciyar hankali, da kuma irin thermal fadada ...
- Yadda za a yi pcb a cikin panel?
1. Firam ɗin waje (gefen clamping) na Kwamitin Kula da Wuta na Buga ya kamata ya ɗauki ƙirar rufaffiyar madauki don tabbatar da cewa jigsaw na PCB ba zai zama naƙasa ba bayan an gyara shi a kan kayan aiki;2. PCB panel nisa ≤260mm (layin SIEMENS) ko ≤300mm (layin FUJI);idan ana buƙatar rarraba ta atomatik, nisa panel PCB × tsawon ≤125 mm × 180 mm;3. Siffar jigsaw na PCB yakamata ta kasance kusa da murabba'i kamar yadda za'a iya...
- Yadda za a hana PCB jirgin warping a lokacin masana'antu tsari
SMT (Printed Circuit Board Assembly, PCBA) kuma ana kiransa fasahar hawan dutse.A lokacin aikin masana'antu, ana yin zafi da narkar da man narkar a cikin yanayin dumama, ta yadda PCB gammaye suna dogaro da haɗin gwiwa tare da abubuwan hawan saman saman ta hanyar abin da ake solder manna gami.Muna kiran wannan tsari sake kwarara soldering.Yawancin allunan da'ira suna saurin lankwasawa da warping lokacin da ba za a iya ...
- HDI allo-high density interconnect
HDI allon, babban yawa interconnect buga kewaye allon HDI daya daga cikin mafi sauri girma fasahar a PCBs kuma yanzu samuwa a ABIS Circuits Ltd. HDI allunan dauke da makafi da/ko binne vias, kuma yawanci ya ƙunshi microvias na 0.006 ko karami diamita.Suna da girma mai girma fiye da allunan kewayawa na gargajiya.Akwai nau'ikan allunan HDI PCB guda 6 daban-daban, daga sama zuwa su ...
- Bugawa Hukumar Zagaye |Gabatarwa na Silkscreen
Menene Silkscreen A PCB?Lokacin da kuke ƙira ko yin oda bugu na allon kewayawa, kuna buƙatar ƙarin ƙarin don siliki?Akwai wasu tambayoyi da kuke buƙatar sanin menene allon siliki?Kuma yaya mahimmancin allo na siliki ke cikin ƙirƙira na Hukumar PCB ko Majalisar Hukumar da'ira ta Buga?Yanzu ABIS zai yi muku bayani.Menene siliki?Silkscreen wani nau'i ne na alamun tawada da ake amfani da su don gano abubuwan da aka gyara, da ...
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