Nkhani
-
Electroplated Hole Kusindikiza / Kudzaza Pa Ceramic PCB
Electroplated hole sealing ndi njira yodziwika bwino yopanga ma board board omwe amagwiritsidwa ntchito kudzaza ndi kusindikiza pamabowo (kupyolera m'mabowo) kuti apititse patsogolo mphamvu zamagetsi ndi chitetezo.Munjira yosindikizira ya board board, dzenje lodutsa ndi njira yomwe imagwiritsidwa ntchito kulumikiza zosiyanasiyana ...Werengani zambiri -
Chifukwa chiyani ma board a PCB ayenera kuchita zosokoneza?
PCB impedance imatanthawuza magawo a kukana ndi kuchitapo kanthu, zomwe zimagwira ntchito yosokoneza pakusintha kwapano.Mu pcb dera gulu kupanga, impedance mankhwala n'kofunika.Ndiye kodi mukudziwa chifukwa PCB dera matabwa ayenera kuchita impedance?1, PCB dera bolodi pansi kuganizira ins...Werengani zambiri -
pansi osauka
Mapangidwe a PCB ndi kupanga ali ndi njira zokwana 20, malata osauka pa bolodi yozungulira angayambitse monga mchenga wa mchenga, kugwa kwa waya, mano agalu a mzere, dera lotseguka, mzere wa dzenje la mchenga;Pore mkuwa woonda kwambiri dzenje popanda mkuwa;Ngati dzenje la mkuwa laonda kwambiri, dzenjelo lili ndi mkuwa ...Werengani zambiri -
Mfundo zazikuluzikulu zotsitsimutsa DC/DC PCB
Nthawi zambiri amamva "kuyika pansi ndikofunikira kwambiri", "kufunika kulimbikitsa mapangidwe apansi" ndi zina zotero.M'malo mwake, mu mawonekedwe a PCB osinthira chilimbikitso cha DC/DC, mapangidwe oyambira osaganizira mokwanira komanso kupatuka pamalamulo oyambira ndizomwe zimayambitsa vutoli.Kukhala...Werengani zambiri -
Zomwe zimayambitsa kusamalidwa bwino pama board ozungulira
1. Pinhole Mtsinje wa pinyo umabwera chifukwa cha kutsekemera kwa mpweya wa haidrojeni pamwamba pa zigawo zowonongeka, zomwe sizidzatulutsidwa kwa nthawi yaitali.Yankho plating sangathe kunyowetsa pamwamba pa plating zigawo, kotero kuti electrolytic plating wosanjikiza sangathe electrolytically kusanthula.Monga wandiweyani ...Werengani zambiri -
Momwe mungasankhire malo abwino a PCB kuti mukhale ndi moyo wautali wautumiki?
Zida zozungulira zimadalira ma conductor apamwamba kwambiri ndi zida za dielectric kuti zilumikize zida zamakono zovuta kuti zigwire bwino ntchito.Komabe, monga kondakitala, awa PCB mkuwa conductors, kaya DC kapena mm Wave PCB matabwa, amafunika odana ndi ukalamba ndi makutidwe ndi okosijeni chitetezo.Chitetezo ichi ...Werengani zambiri -
Chiyambi cha kuyezetsa kudalirika kwa ma board ozungulira a PCB
The PCB dera bolodi akhoza kuphatikiza zigawo zambiri zamagetsi palimodzi, amene angapulumutse malo bwino kwambiri ndipo sangalepheretse ntchito dera.Pali njira zambiri mu kapangidwe ka bolodi dera PCB.Choyamba, tiyenera kukhazikitsa Chongani magawo a bolodi PCB dera.Chachiwiri, ife ...Werengani zambiri -
Ndi mfundo ziti zomwe ziyenera kutsatiridwa pakupanga kwa DC-DC PCB?
Poyerekeza ndi LDO, dera la DC-DC ndi lovuta kwambiri komanso laphokoso, ndipo masanjidwe ndi zofunikira ndizokwera.Ubwino wa masanjidwewo umakhudza mwachindunji magwiridwe antchito a DC-DC, motero ndikofunikira kwambiri kumvetsetsa masanjidwe a DC-DC 1. Mapangidwe oyipa ●EMI, DC-DC SW pini adzakhala ndi d...Werengani zambiri -
Development Trend of Rigid-Flexible PCB Manufacturing Technology
Chifukwa cha mitundu yosiyanasiyana ya magawo, njira yopangira ma PCB okhwima ndi osiyana.Njira zazikulu zomwe zimatsimikizira momwe zimagwirira ntchito ndiukadaulo wama waya wocheperako komanso ukadaulo wa microporous.Ndi zofunika za miniaturization, Mipikisano ntchito ndi chapakati msonkhano wa zamagetsi pr ...Werengani zambiri -
Kusiyana kwa PTH NPTH mu PCB kudzera mabowo
Zitha kuwonedwa kuti pali mabowo ambiri akuluakulu ndi ang'onoang'ono mu bolodi la dera, ndipo zikhoza kupezeka kuti pali mabowo ambiri wandiweyani, ndipo dzenje lililonse limapangidwira cholinga chake.Mabowowa amatha kugawidwa kukhala PTH (Plating Through Hole) ndi NPTH (Non Plating Through Hole) plating kudzera ...Werengani zambiri -
PCB Silkscreen
PCB silika chophimba kusindikiza ndi ndondomeko yofunika kupanga matabwa PCB dera, amene amatsimikizira khalidwe la yomalizidwa PCB bolodi.Mapangidwe a bolodi a PCB ndi ovuta kwambiri.Pali zambiri zing'onozing'ono pakupanga mapangidwe.Ngati sichikugwiridwa bwino, zikhudza ...Werengani zambiri -
Chifukwa cha PCB kugwa solder mbale
PCB dera bolodi mu ndondomeko kupanga, nthawi zambiri kukumana ndi zolakwika ndondomeko, monga PCB dera bolodi mkuwa waya zoipa (amakhalanso akuti kuponya mkuwa), zimakhudza mankhwala khalidwe.Zifukwa wamba PCB dera bolodi kuponya mkuwa ndi motere: PCB dera bolodi ndondomeko facto...Werengani zambiri
