Umklamo Nokukhiqiza we-PCB Enamandla Aphezulu
Ukwakheka kwe-PCB enamandla amakhulu kudinga izinqumo zikagesi, zokushisa, zemishini, nezokukhiqiza ukuthi zisebenzisane. Ubuningi bamanje, isikhala se-voltage, ukugeleza kokushisa, ukufakwa kwezingxenye, kanye nokumbozwa kokuhlolwa konke kuthonya ukuthi ibhodi lisebenza ngokwethembeka yini ekusetshenzisweni kwalo kokugcina.
Lo mhlahlandlela uchaza izilawuli ezisebenzayo ezenza ukwenziwa nokuhlanganiswa kwe-PCB enamandla amakhulu kube lula ukuqinisekisa nokukuphinda.
Okuqukethwe
- Chaza Izidingo Zamandla
- Izindlela Zamanje Nomklamo Wethusi
- Ukuphathwa Okushisayo
- Izinto Ezisetshenziswayo, Ukudilika, Nokususwa Kwezinto Ezisetshenziswayo
- Izinto Ezicatshangelwayo Zomhlangano We-PCB Onamandla Aphezulu
- Ukuhlola Nokuqinisekisa
- Ukusekelwa kwe-PCB enamandla aphezulu nge-Highleap
Chaza Izidingo Zamandla
Bhala phansi ugesi oqhubekayo nowesiqongo, ububanzi bamandla kagesi, imvamisa yokushintsha, izimo zamaphutha, izinga lokushisa elizungezile, indlela yokupholisa, kanye nomjikelezo womsebenzi olindelekile. Lokhu okufakwayo kunquma usayizi womqhubi, isikhala, ukukhethwa kwezinto, ukususwa kwezingxenye, kanye nohlelo lokuhlola.
Ungalinganisi i-PCB kuphela ngomthwalo ojwayelekile. Ukuqalisa, ukulayishwa ngokweqile kwesikhathi esifushane, kanye nezimo zokusebenza ezingavamile kungabeka imikhawulo yangempela yokushisa kanye nogesi.
Izindlela Zamanje Nomklamo Wethusi
Ububanzi be-trace, ukujiya kwethusi, ukubalwa, isilinganiso sesixhumi, kanye ne-geometry ye-solder-joint konke kuthinta amandla wamanje. Beka imephu ye-current loop ephelele, kufaka phakathi ukubuyiselwa, ukuze uthole izithiyo kunokugxila ku-trace eyodwa ebanzi ebonakalayo.
Lapho kudingeka khona ithusi elisindayo noma izindlela ezihambisanayo, qinisekisa ukubekezelelana kokuqopha kanye nokuvulwa kwemihlangano nomkhiqizi ngesikhathi sokubuyekezwa kwe-DFM.
Ukuphathwa Okushisayo
Ukushisa kumele kusuke emthonjeni kuye ethusi, kuma-via, ezintweni ezisetshenziswa ekuhlanganiseni ukushisa, kuma-heat sink, izici zokuvala, noma ukugeleza komoya. Sebenzisa ukuhlaziywa kokushisa kanye nokulinganisa ukuthola izindawo ezishisayo ezizungeze ama-power semiconductor, ama-inductor, ama-resistor, kanye nezixhumi.
Ama-vias okushisa kanye nokuthululwa kwethusi kuyasiza kuphela uma kukhona indlela ephelele eya esakhiweni esipholile. Gcina izingxenye ezizwela ukushisa kude nemithombo yokushisa egxilile lapho kungenzeka khona.
Izinto Ezisetshenziswayo, Ukudilika, Nokususwa Kwezinto Ezisetshenziswayo
Khetha i-laminate, ukujiya kwe-dielectric, imaski ye-solder, kanye nokuqedwa kobuso endaweni kagesi kanye nenqubo yokuhlanganisa. Izidingo zokuqhekeka kanye nokususwa kwegesi zincike ku-voltage, izinga lokungcola, ukumbozwa, ukuphakama, kanye nezindinganiso zomkhiqizo ezisebenzayo.
Bhala phansi imithetho edingekayo kuphakheji yokwakheka nokudweba ukuze izinguquko zomzila noma ukwakheka kwamaphaneli kungazibeki engcupheni kamuva.
Izinto Ezicatshangelwayo Zomhlangano We-PCB Onamandla Aphezulu
Izindawo ezinokushisa okuphezulu zidinga inqubo yokunamathisela efinyelela ukumanzisa okuthembekile ngaphandle kokushisa kakhulu izingxenye eziseduze. Ukubekwa kwezingxenye, ukwakheka kwe-stencil, iphrofayili yokugeleza kabusha, ukunamathisela okukhethayo, kanye nokusekelwa kwemishini kufanele kubuyekezwe njengohlelo olulodwa lokuhlanganisa.
Ama-terminal amakhulu nezingxenye ezisindayo kungadinga ukugcinwa okwengeziwe kwemishini. Ama-pad awo, osayizi bokubhoboza, kanye nama-fillet e-solder kufanele kuhlolwe ukuze kutholakale ukuthi ayadlidliza futhi ayasebenza yini.
Ukuhlola Nokuqinisekisa
Ukuhlolwa kufanele kuqinisekise i-polarity, ikhwalithi ye-solder, amabanga okuhlukaniswa okubalulekile, kanye nekhwalithi yamajoyinti anomoya ophezulu. Ukuhlolwa kokusebenza kungafaka ukuhlolwa komthwalo, ukulinganiswa kokushisa, ukuhlolwa kokushisa, kanye nokuhlolwa kwempendulo yamaphutha okufanele umkhiqizo.
Imikhawulo yokwamukelwa komkhiqizo kufanele ibhalwe phansi ukuze kusetshenziswe izindlela ezifanayo zokwakha zokuhlola nezokuphinda.
Ukusekelwa kwe-PCB enamandla aphezulu nge-Highleap
I-Highleap Electronics ingabuyekeza idatha ye-PCB enamandla amakhulu ukuze ithole izingozi zokwenziwa kanye nokuhlanganiswa ngaphambi kokukhiqizwa. Ukunikeza izindlela zamanje, imigomo yokushisa, izidingo zokuhlanganisa, kanye nokulindela kokuhlolwa kuvumela isibuyekezo sokukhiqiza esiwusizo kakhulu.
Ukuze uthole isibuyekezo sokwenziwa, cela ikhotheshini ye-PCB enamafayela e-Gerber, i-BOM, imidwebo, kanye nezidingo zamandla.
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Ungasithola kanjani isilinganiso sama-PCB
Masikwenzele ukuhlaziywa kwe-DFM/DFA futhi sibuyele kuwe ngombiko.
Ungalayisha amafayela akho ngokuphephile ngewebhusayithi yethu.
Sidinga ulwazi olulandelayo ukuze sikunikeze isaphulelo:
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- Gerber, ODB++, noma .pcb, spec.
- Uhlu lwe-BOM uma udinga ukuhlangana
- Ubuningi
- Isikhathi sokushintsha
Ngokungeziwe ekwenziweni kwe-PCB, sinikezela ngohlu olubanzi lwezinsizakalo ze-elekthronikhi, okuhlanganisa i-PCB design, i-PCBA (I-Printed Circuit Board Assembly), kanye nezixazululo ze-turnkey. Kungakhathaliseki ukuthi udinga usizo ngokwenza i-prototyping, ukuqinisekiswa kwedizayini, ukuthola ingxenye, noma ukukhiqizwa ngobuningi, sihlinzeka ngosekelo olusuka ekupheleni ukuze siqinisekise impumelelo yephrojekthi yakho. Ngezinsizakalo ze-PCBA, sicela unikeze i-BOM yakho (I-Bill of Materials) kanye nanoma yimiphi imiyalelo ethile yomhlangano. Siphinde sinikeze ukuhlaziya kwe-DFM/DFA ukuze uthuthukise imiklamo yakho ukuze yenziwe futhi ihlanganiswe, ukuqinisekisa inqubo yokukhiqiza eshelelayo.
