Nkhani
-
Maluso a SMT 丨 malamulo oyika magawo
Mu mapangidwe a PCB, masanjidwe a zigawo ndi amodzi mwa maulalo ofunikira. Kwa akatswiri ambiri a PCB, momwe angayale zigawo moyenera komanso moyenera ali ndi miyezo yakeyake. Tafotokozera mwachidule luso la masanjidwe, pafupifupi zotsatirazi 10 Mapangidwe a zida zamagetsi ayenera kutsatiridwa ...Werengani zambiri -
Kodi “mapadi apadera” pa PCB amachita chiyani?
1. Plum blossom pad. 1: Bowo lokonzekera liyenera kukhala lopanda zitsulo. Panthawi yowotchera mafunde, ngati dzenje lokonzerako ndi dzenje lazitsulo, malata amatsekereza dzenjelo panthawi ya soldering. 2. Kukonza mabowo omangika ngati mapadi a quincunx amagwiritsidwa ntchito pokweza maukonde a GND, chifukwa nthawi zambiri ...Werengani zambiri -
Chifukwa chiyani mapangidwe a PCB nthawi zambiri amawongolera 50 ohm impedance?
M'kati mwa mapangidwe a PCB, tisanayende, timayika zinthu zomwe tikufuna kupanga, ndikuwerengera zolepheretsa kutengera makulidwe, gawo lapansi, kuchuluka kwa zigawo ndi zina. Pambuyo powerengera, zotsatirazi zitha kupezeka. Monga mukuwonera ...Werengani zambiri -
Momwe mungasinthire chithunzi cha PCB copy board
PCB kukopera bolodi, makampani nthawi zambiri amatchedwa bolodi bolodi kukopera bolodi, wozungulira bolodi choyerekeza, wozungulira bolodi kope, PCB choyerekeza, PCB m'mbuyo kapangidwe kapena PCB n'zosintha chitukuko. Ndiko kuti, poganiza kuti pali zinthu zakuthupi zamagetsi zamagetsi ndi ma board ozungulira, kusanthula kumbuyo kwa ...Werengani zambiri -
Kusanthula zifukwa zazikulu zitatu zokanira PCB
Waya wamkuwa wa PCB umagwa (womwe umatchedwanso kuti kutaya mkuwa). Mafakitole a PCB onse akuti ndi vuto la laminate ndipo amafuna kuti mafakitale awo azitha kutayika. 1. Chojambula chamkuwa chakhazikika kwambiri. Chojambula chamkuwa cha electrolytic chomwe chimagwiritsidwa ntchito pamsika nthawi zambiri chimakhala chimodzi ...Werengani zambiri -
PCB makampani mawu ndi matanthauzo: DIP ndi SIP
Phukusi la Dual-in-line (DIP) Phukusi lapawiri-mu-line (DIP-pawiri-mu-line phukusi), mawonekedwe a phukusi la zigawo. Mizere iwiri yazitsulo imachoka kumbali ya chipangizocho ndipo ili pa ngodya yolondola kupita ku ndege yofanana ndi thupi la gawolo. Chip chotengera njira yoyikayi ili ndi mizere iwiri ya mapini, w...Werengani zambiri -
Zofunika kuvala chipangizo zipangizo PCB
Chifukwa chakucheperako komanso kukula kwake, palibenso milingo yosindikizidwa yapamsika wa IoT womwe ukukulirakulira. Miyezo iyi isanatuluke, tidayenera kudalira chidziwitso ndi luso lopanga zomwe taphunzira pakukula kwamagulu ndikuganizira momwe tingawagwiritsire ntchito ...Werengani zambiri -
6 malangizo akuphunzitseni kusankha PCB zigawo zikuluzikulu
1. Gwiritsani ntchito njira yabwino yoyambira pansi (Source: Electronic Enthusiast Network) Onetsetsani kuti mapangidwewo ali ndi ma capacitor okwanira ndi ndege zapansi. Mukamagwiritsa ntchito dera lophatikizika, onetsetsani kuti mukugwiritsa ntchito su ...Werengani zambiri -
Golide, siliva ndi mkuwa mu gulu lodziwika bwino la sayansi la PCB
Printed Circuit Board (PCB) ndi gawo lamagetsi lomwe limagwiritsidwa ntchito kwambiri pazinthu zosiyanasiyana zamagetsi ndi zokhudzana nazo. PCB nthawi zina imatchedwa PWB (Printed Wire Board). Zinali zambiri ku Hong Kong ndi Japan kale, koma tsopano ndizochepa (kwenikweni, PCB ndi PWB ndizosiyana). M'mayiko akumadzulo ndi ...Werengani zambiri -
Kusanthula kowononga kwa laser coding pa PCB
Ukadaulo wozindikiritsa ma laser ndi amodzi mwamalo akulu kwambiri ogwiritsira ntchito laser processing. Kuyika chizindikiro kwa laser ndi njira yolembera yomwe imagwiritsa ntchito laser yamphamvu kwambiri kuti isungunuke chogwirira ntchito kuti chisungunuke pamwamba pa zinthu kapena kupangitsa kuti zinthu zisinthe mtundu, potero zimasiya ...Werengani zambiri -
Malangizo 6 opewa zovuta zamagetsi pamapangidwe a PCB
Pamapangidwe a PCB, kuyanjana kwamagetsi (EMC) ndi kusokonezedwa kwamagetsi okhudzana ndi ma elekitiroma (EMI) nthawi zonse zakhala zovuta ziwiri zomwe zapangitsa akatswiri kugunda mutu, makamaka pamapangidwe a board ozungulira masiku ano komanso ma CD azinthu akucheperachepera, ndipo ma OEM amafunikira dongosolo lothamanga kwambiri. .Werengani zambiri -
Pali zidule zisanu ndi ziwiri za LED zosinthira mphamvu zamagetsi PCB board
M'mapangidwe osinthira magetsi, ngati bolodi la PCB silinapangidwe bwino, limatulutsa kusokoneza kwamagetsi kwambiri. Mapangidwe a board a PCB okhala ndi ntchito yokhazikika yoperekera magetsi tsopano akufotokozera mwachidule zanzeru zisanu ndi ziwirizi: kudzera pakuwunika zinthu zomwe zikufunika chisamaliro pagawo lililonse, PC ...Werengani zambiri
