Nkhani
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VGA OUT PCB Design Zolingalira
VGA (Video Graphics Array) ndiko kuti, mndandanda wazithunzi zamakanema, zokhala ndi kusamvana kwakukulu, kuwonetsetsa mwachangu, mitundu yolemera, ndi zina zambiri. VGA mawonekedwe si mawonekedwe anthawi zonse a zida zowonetsera CRT, komanso mawonekedwe okhazikika a zida zowonetsera zamadzimadzi za LcD. , ndi ntchito zosiyanasiyana...Werengani zambiri -
PCBA board inspection standards and precautions
PCBA board PCBA board inspection standards?I. PCB board inspection standards 1. Zowonongeka kwambiri (zofotokozedwa ngati CR): zolakwika zilizonse zomwe zimatha kuvulaza thupi la munthu kapena makina kapena kuyika chitetezo cha moyo pachiwopsezo, monga: kusatsata malamulo achitetezo / kuwotcha / magetsi. mantha....Werengani zambiri -
Ndi Zinthu Ziti Zomwe Tiyenera Kuziganizira Posankha Wopereka Mabodi Ozungulira?
Posankha wothandizira bolodi, ndikofunikira kuganizira zinthu zingapo kuti muwonetsetse kuti mumapeza zinthu zabwino kwambiri pamtengo wokwanira.Nazi zina mwazinthu zomwe muyenera kukumbukira: Quality Standards Quality ndi chimodzi mwazinthu zofunika kwambiri kuziganizira ...Werengani zambiri -
Kodi Makhalidwe a PCB Oyeretsa Ndi Chiyani?
Poganizira za mawonekedwe a woyeretsa, anthu nthawi zambiri amasankha trichlorotrifluoroethane (CFC-113) ndi methyl chloroform ngati chinthu chachikulu choyeretsera. zapoizoni, zopanda fla...Werengani zambiri -
Mapangidwe a ma prototyping a PCB kudzera mulingo ndi njira zamapangidwe abwino (2)
5. Wiring pamanja ndi kusamalira zizindikiro zovuta Ngakhale kuti pepalali limayang'ana pa waya wodziwikiratu, koma mawaya apamanja pakalipano ndi m'tsogolomu ndi njira yofunikira yopangira mapangidwe a bolodi losindikizidwa.Kugwiritsa ntchito ma wiring pamanja kumathandiza zida zopangira ma waya kuti amalize ntchito yolumikizira.Osatengera ...Werengani zambiri -
PCB Prototyping Design Kupyolera mu Mlingo ndi Njira Zopangira Mwaluso (1)
PCB mawaya kamangidwe, kwa kusintha kwa nsalu kudzera mlingo wa yathunthu ya njira, apa, kukupatsani PCB mapangidwe kusintha mlingo wa nsalu kudzera mlingo wa kamangidwe bwino ndi luso njira, osati makasitomala kupulumutsa nthawi yachitukuko cha polojekiti, komanso ...Werengani zambiri -
Mapangidwe a PCB CAD Software
Mawonekedwe a PCB Layout CAD Software PCB masanjidwe a pulogalamu ya CAD ndi chida chofunikira popanga matabwa osindikizidwa.Zimalola opanga kupanga schematics ndi masanjidwe a board, magawo a malo, mawaya apanjira ndikupanga mafayilo opanga.Kwa zaka zambiri, PCB masanjidwe CAD mapulogalamu wakhala inc...Werengani zambiri -
Mfundo za Impedans Matching
Mfundo yofunikira yofananira ndi impedance 1. Pure resistance circuit Mu fizikiya ya sekondale, magetsi adauza vuto lotere: kukana kwa zida zamagetsi za R, zolumikizidwa ndi mphamvu yamagetsi ya E, kukana kwamkati kwa r batire paketi, pansi pazifukwa zotani mphamvu zotsatira za...Werengani zambiri -
Mawonekedwe a PCB Okhazikika
Printed circuit board autolayout ndi njira yosinthira kuyika ndi kuwongolera zida zamagetsi pa bolodi yosindikizidwa (PCB).Njirayi imachitika pogwiritsa ntchito mapulogalamu omwe amagwiritsa ntchito ma aligorivimu ndi malamulo kuti akwaniritse bwino kuyika ndi kuwongolera zigawo pa bolodi.Tanthauzo Au...Werengani zambiri -
Kodi PCB Iyenera Kuphika Ndi Kuikidwa?
PCB ndi mtundu wa mbali zamagetsi, ndi chonyamulira cha PCBA lonse, mbali zina zamagetsi wokwera pa PCB PAD, kusewera ankalemekeza awo pakompyuta kulankhulana ntchito.Chigamba chiyenera kugwiritsidwa ntchito PCB.PCB mukupanga mwa wamba ndi vacuum ma CD, mu pick ndi malo makina ...Werengani zambiri -
Reverse Current Blocking Circuit Design
Reverse current ndi pamene voteji yomwe imachokera ku dongosolo imakhala yokwera kuposa mphamvu yamagetsi yomwe imalowetsa, zomwe zimapangitsa kuti magetsi aziyenda mozungulira.Zochokera: 1. diode ya thupi imakhala yosakondera pamene MOSFET imagwiritsidwa ntchito posintha katundu.2. kugwa mwadzidzidzi ine...Werengani zambiri -
Kodi mumadziwa kusefa kwa EMC?
I. Mwachidule Zinthu zitatu za kusokoneza ma electromagnetic ndizo gwero la kusokoneza, njira yopatsirana, cholandirira chosokoneza, EMC kuzungulira nkhanizi kuti zifufuzidwe.Njira zochepetsera zosokoneza kwambiri ndizotchinjiriza, kusefa, kuyika pansi.Ali ...Werengani zambiri
