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Copper Cladding ya PCB

  • 2022-07-13 18:20:26
Pakuvala zamkuwa, kuti tikwaniritse zomwe tikufuna pakuyika mkuwa, tiyenera kulabadira izi:

1. Ngati pali zifukwa zambiri pa PCB, monga SGND, AGND, GND, ndi zina zotero, malingana ndi malo osiyanasiyana a pamwamba pa PCB, "nthaka" yofunika kwambiri imagwiritsidwa ntchito ngati kutchulidwa kwa kuphimba mkuwa, nthaka ya digito. ndi analogi nthaka.Palibe zambiri zonena za zokutira zamkuwa padera.Panthawi imodzimodziyo, pamaso pa zokutira zamkuwa, mizere yofananira yamagetsi imayamba kukula: 5.0V, 3.3V, ndi zina zotero.


Funso lililonse, chonde RFQ, Pano



2. Pogwirizanitsa mfundo imodzi yazifukwa zosiyanasiyana, njirayo ndi kugwirizanitsa kupyolera mu 0 ohm kukana kapena maginito mikanda kapena inductance.


3. Kuyika kwa mkuwa pafupi ndi oscillator ya kristalo.The crystal oscillator mu dera ndi gwero lapamwamba lotulutsa mpweya.Njirayi ndikuveka mkuwa mozungulira kristalo oscillator, ndiyeno kuyika chipolopolo cha kristalo oscillator padera.


4. Vuto la chilumba (dead zone), ngati mukuganiza kuti ndi lalikulu kwambiri, ndiye kuti sizidzawononga ndalama zambiri kufotokozera malo kudzera ndikuwonjezera.


5. Kumayambiriro kwa waya, waya wapansi uyenera kuchitidwa mofanana, ndipo waya wapansi uyenera kuyendetsedwa bwino poyendetsa.Simungadalire kuwonjezera kwa vias pambuyo ❖ kuyanika mkuwa kuthetsa pansi pini kugwirizana.Izi ndizoyipa kwambiri.


6. Ndibwino kuti musakhale ndi ngodya zakuthwa pa bolodi (


7. Musathire mkuwa pamalo otseguka a wiring pakati pa gulu lamitundu yambiri.Chifukwa ndizovuta kwambiri kuti mupange mkuwa uwu kutsanulira "nthaka yabwino".


8. Zitsulo mkati mwa chipangizocho, monga zitsulo zotentha zachitsulo, zitsulo zowonjezera zitsulo, ndi zina zotero, ziyenera kukhala "zokhazikika bwino".


9. Chipilala chachitsulo choyimitsa kutentha cha stabilizer yamagetsi atatu-terminal chiyenera kukhala chokhazikika.Lamba wodzipatula pafupi ndi kristalo oscillator uyenera kukhala wokhazikika bwino.M'mawu amodzi: ngati kuyika kwa mkuwa pa PCB kuchitidwa moyenera, kudzakhala "zabwino kuposa zoyipa".Ikhoza kuchepetsa malo obwereranso a mzere wa chizindikiro ndikuchepetsa kusokoneza kwa electromagnetic kwa chizindikiro kunja.


Dziwani zambiri za ife, dinani Pano .

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