Uhlolojikelele Olujulile Lwekhibhodi ye-PCB Technology

Isingeniso

Ama-PCB ayizingxenye ezibalulekile kuwo wonke amadivaysi ekhibhodi ye-elekthronikhi, kusukela kumakhibhodi ekhompyutha kuya kwezinsimbi zomculo. Banikeza isisekelo sokukhweza nokuxhumanisa amaswishi ahlukahlukene, izinzwa, izilawuli nezinye izakhi ezakha isistimu yekhibhodi. I-PCB ihumusha ukucindezela kokhiye komsebenzisi kumasiginali okufakwayo ahambisanayo kudivayisi exhunyiwe.

Lesi sihloko sinikeza ukubuka konke okubanzi kwezici ezihlukahlukene zobuchwepheshe bekhibhodi ye-PCB. Ihlanganisa izinhlobo ezahlukene zama-PCB ekhibhodi, ukucatshangelwa kwedizayini ebalulekile, izindlela zokukhiqiza, ukukhetha kwezinto ezibonakalayo kanye nezingxenye ezihilelekile ekwakheni ama-PCB ekhibhodi athembekile nasebenzayo enzelwe izinhlelo zokusebenza ezithile. Inhloso ukuhlomisa onjiniyela bokuklama ngolwazi olujulile ukuze bahlanganise ngempumelelo ubuchwepheshe bekhibhodi be-PCB emikhiqizweni kagesi.

Iyini i-PCB yekhibhodi?

I-PCB yekhibhodi isho umhlangano webhodi lesifunda ophrintiwe osebenza njengesisekelo sedivayisi yekhibhodi ye-elekthronikhi. I-PCB ibamba futhi ixhumanise zonke izishintshi, izinzwa, izilawuli ezincane, izixhumi nezinye izingxenye ezisebenzayo/ezingazenziyo ezakha isistimu yekhibhodi.

Uma umsebenzisi ecindezela ukhiye kukhibhodi, ivula iswishi ehambisanayo efakwe ku-PCB ngezansi. Lokhu kuvalwa kweswishi kutholwa izinto zikagesi zokulawula zekhibhodi futhi ziguqulelwa kumasiginali wokufaka afanele adluliselwe kusistimu yomsingathi exhunyiwe ikhibhodi exhunywe kuyo.

Ama-PCB ekhibhodi akhiwe ngosayizi abahlukahlukene nezakhiwo ngokuya ngohlobo lohlelo lwekhibhodi nezici zefomu ezidingekayo. Ama-PCB ekhibhodi yekhompyutha enosayizi ogcwele athatha okhiye abangaphezu kuka-100 kuyilapho ama-PCB ekhibhodi yeselula ehlangene angase abe nokhiye abangaphansi kuka-40 ezinyathelweni ezincane.

Ikhibhodi ye-PCB Paramenters

Izinhlobo zama-PCB ekhibhodi

Kunezinhlobo ezimbalwa zama-PCB ekhibhodi enzelwe izinhlelo zokusebenza ezahlukene:

I-Mechanical Keyboard PCB – Isetshenziswa kumakhibhodi e-mechanical asebenzisa izinkinobho zomzimba ngazinye kukhiye ngamunye kunezindwangu zerabha ze-dome. Lokhu kuvumela izinhlobo zezinkinobho ezenziwe ngokwezifiso ukuthi zisetshenziswe ukuze kuthuthukiswe impendulo yokuthinta.

Ikhibhodi Yemidlalo ye-PCB - Yenzelwe imidlalo enezici ezifana nezindawo zokukhanyisa ze-RGB ezingahlelwa, okhiye be-macro kanye nama-matrices okushintshana kwe-anti-ghosting.

Ikhibhodi yeLaptop PCB – Incane, incane futhi yenzelwe ukuhlanganiswa ngaphakathi kwe-notebook eqinile kanye ne-laptop evalekile.

I-PCB Yekhibhodi Eguquguqukayo - Izakhiwo eziqoshwe ngendlela engavamile ukuze kuvunyelwe ukunyakaza kwemvelo kwesihlakala kanye nokuthayipha ukuze kuncishiswe ukukhathala.

I-Flexible Keyboard PCB – Yenziwe ngezinto ezincane neziguquguqukayo ezivumela ikhibhodi ukuthi igoqwe/igotshwe okwenza zibe zilungele izinhlelo zokusebenza eziphathwayo.

I-PCB Yekhibhodi Engenantambo - Faka ukuxhumana okungenantambo njenge-Bluetooth ukuze uxhumeke namadivayisi aphethe ngaphandle kwezintambo ezibonakalayo.

I-PCB Yekhibhodi Yezinombolo - Iqukethe kuphela isigaba sekhibhodi yezinombolo sezinhlelo zokusebenza zezimali/ze-POS ezidinga ukufakwa kwedatha yezinombolo.

I-PCB Yekhibhodi Ye-Multimedia – Inezinkinobho ezinikezelwe zokulawula izinhlelo zokusebenza ze-multimedia, njengokudlala/ukumisa isikhashana, ukulawula ivolumu njll.

Inketho incike kusici sefomu, ukusebenza, isikhombimsebenzisi kanye nezidingo zemvelo zokusetshenziswa.

Ukucatshangelwa Kwedizayini yama-PCB ekhibhodi

Kunezici ezimbalwa ezibalulekile okufanele zicatshangelwe lapho uklama i-PCB yekhibhodi efanelekile:

• Usayizi Nesakhiwo – Usayizi wekhibhodi nesakhiwo sokhiye kufanele kufane ne-ergonomic, ifomu lesici kanye nezidingo zohlelo lokusebenza.
• Shintsha Uhlobo - Uhlobo lokushintshwa komshini olufanele olunikeza impendulo ethintekayo efiselekayo, iphrofayili yokuphoqelela nokuchofoza okuzwakalayo kufanele kukhethwe.
• Shintsha Isakhiwo Se-Matrix - Umzila olungile we-matrix wokushintsha wehlisa isipoki ngenkathi unciphisa ubunkimbinkimbi bezintambo.
• Interface - Ukukhethwa kwe-hardwired (PS/2, USB) noma ubuchwepheshe bokusebenzisana kwekhibhodi obungenawaya (Bluetooth, RF).
• Ukukhanyisa kabusha - Ukufakwa kwe-RGB yokhiye ngamunye LED i-backlighting yokukhanyisa kanye nobuhle.
• Izilawuli ezingaphakathi - Amandla we-Microcontroller wokuphatha isimo sekhibhodi, ukukhanya kwangemuva, ama-macros njll.
• I-EMI Shielding - Ukufakwa kwezivikelo ezisekelwe phansi kanye nama-gaskets okunciphisa ukuphazamiseka kwe-electromagnetic.
• Ukwenza ngokwezifiso - Ukusekelwa kokushintshashintsha okushisayo, amanye ama-keycaps nokuhleleka komsebenzisi.

Ukucatshangelwa ngokucophelela kwalezi zinhlaka kuphumela ku-PCB yekhibhodi elungiselelwe ngokufanele ukusetshenziswa kwayo okuhlosiwe kanye nezidingo zokusebenzisa.

Ukushintsha Komshini Kusetshenziswa kuma-PCB ekhibhodi

 

Amakhibhodi amakheniya asebenzisa amaswishi aphathekayo angawodwana ngaphansi kokhiye ngamunye ngokuphambene nolwelwesi lwedome yerabha kumakhibhodi ashibhile. Lezi zinguquko ziza ngezinhlobo ezahlukene zinikeza izimpendulo ezithintekayo ezihlukene namasignesha azwakalayo. Ukushintsha komshini okujwayelekile kuhlanganisa:

• Spring – Ibuyisela ukhiye endaweni yokuphumula ngemva kokucindezelwa. Amandla entwasahlobo anquma ukumelana noma amandla okuqalisa okhiye.
• stem – Ukuhambisa ingxenye enamathiselwe kukhiye wokhiye oshelelayo phezulu/phansi ukuze enze futhi aphule ukuthintana kukagesi.
• Intwasahlobo yeqabunga – Yenza ukuthintana okunyakazayo nesiqu ukuqedela isekethe yokushintsha ugesi.
• Ezezindlu - Ibamba izingxenye zokushintsha ndawonye futhi inikeza ukuzinza kwemishini.
• Oxhumana nabo – Amaphedi angaguquki ku-PCB abathintwayo abahambayo abaxhumeka kuwo lapho iswishi ivala.

Ukushintsha izingxenye zangaphakathi zomshini wokushintsha kuvumela ukudala amaphrofayili wamandla ahlukene ukusuka ekukhanyeni nakwelayini ukuya ekwenzeni okunzima nokucofayo.

Izinhlobo Zokushintsha Kwemishini yama-PCB ekhibhodi

Ama-PCB ekhibhodi angakwazi ukufaka izinhlobo ezihlukahlukene zokushintshwa kokhiye bemishini. Izigaba eziyinhloko yilezi:

Ama-Linear Switch – Ukuhamba okuqondile okubushelelezi ngaphandle kokuphazamiseka noma impendulo yokuchofoza endaweni yokusebenza. Izinketho ezidumile zifaka phakathi i-Cherry MX Red, Black, Silver, Nature White njll.

Amaswishi Okuthinta – Anikeza ukugoba okuthintekayo kodwa akukho ukuchofoza okuzwakalayo noma umsindo endaweni yokuqalisa. Izibonelo zamaswishi yiCherry MX Brown, Clear, Grey, Nature White.

Ama-Clicky Switches – Abonisa kokubili ukugoba okuthintekayo kanye nokuchofoza okuzwakalayo okuhlukile lapho kuqalwa. Ama-Clicky switches avamile yi-Cherry MX Blue, Green, Nature White, ne-Kailh Box White.

Amaswishi Athule – Aklanyelwe ukukhiqiza umsindo omncane ngisho nasekucindezelekeni okugcwele ngemva kokusebenza. Awusizo ezindaweni ezivulekile zehhovisi. I-Cherry MX Ethule Ebomvu/Emnyama yiziswishi eziqondile ezithule ezidumile.

Abasebenzisi abahlukene bakhetha izinhlobo ezithile zokushintshwa kokhiye ngokusekelwe kumuzwa oyifunayo, umsindo kanye nolwazi lokuthayipha. Ama-PCB ekhibhodi angaklanywa ukuthi asebenze namaswishi ahlukahlukene atholakalayo akhethekile.

Izitayela Zokukhweza Zokushintsha Komshini Ezisetshenziswa Kuma-PCB ekhibhodi

Ukushintsha kwemishini kuza ngezitayela ezimbili zokuma - 3 pin kanye 5 pin - ezisho ukuthi zihlangana kanjani ne-PCB:

Ama-Pin Switch ama-3 – Yiba nama-pin amabili okuxhumana kagesi kanye nelinye lokufaka. Kudingeka ukwesekwa okwengeziwe kwepuleti noma ama-PCB ajiyile ukuze kuqine.

Ama-Pin Switch ama-5 – Anezikhonkwane ezimbili ezengeziwe zepulasitiki zokuqondisa nokuqina lapho zihlanganiswa ngqo kwi-PCB ngaphandle kwepuleti.

Kumakhibhodi afakwe ngamapuleti, noma yiluphi uhlobo lusebenza njengoba ipuleti lihlinzeka ngosekelo lwemishini. Ama-PCB ashintshwayo ashisayo ngokuvamile asebenza kuphela ngamaswishi amaphini angu-3.

Izikhonkwane ezengeziwe zingasikwa uma iswishi yamaphini angu-5 isetshenziswa kuhlelo lokusebenza lwe-PCB yekhibhodi yamaphini angu-3. I-orientation ayithinti izici zokushintsha zikagesi noma ezithintekayo.

Iqhaza Lamapuleti kuma-PCB ekhibhodi

Amapuleti angamashidi ensimbi (i-aluminium, insimbi) noma ipulasitiki (i-polycarbonate, i-acrylic) aphakama ngaphezu kwe-PCB nangaphansi kwezishintshi:

• Anamanqamule okuthi inkinobho ngayinye yokhiye iphumele ngaphandle ngenkathi ivikelwe epuletini.
• Amapuleti ahlinzeka ngokuqina kwesakhiwo kanye nokumelana nokuguquguquka kokushintsha ngaphansi kokucindezela okukhulu.
• Baqinisekisa ukuqondanisa kweswishi nokuvumelana kwesikhala kuyo yonke ikhibhodi.
• Amapuleti anciphisa ukuguquguquka kwekhibhodi futhi athuthukisa umuzwa wokuthayipha.

Amapuleti ayimpoqo ukuze kusebenze ubuqotho bemishini kumakhibhodi okushintsha afakwe ngamapuleti. Amanye amakhibhodi afakwe ku-PCB angashiya amapuleti ngokuzithandela ukuze kwehliswe izindleko nokujiya.

Ukwakha I-PCB Yekhibhodi Yangokwezifiso

Abashisekeli be-elekthronikhi bangadizayina futhi bazakhele ama-PCB abo ekhibhodi ngokwezifiso:

Umklamo Wesikimu - Dala isikimu sesekethe yekhibhodi ngezingxenye ezifana ne-microcontroller, amaswishi, ama-LED njll.

Ukuhlelwa kwe-PCB – Yakha i-PCB ebonakalayo ngezingxenye ezibekwe kahle bese ushintsha i-matrix echaziwe.

Ikhodi ye-Firmware – Bhala ikhodi yokulawula i-firmware kanye nekhodi yokulawula ukukhanya ye-microcontroller.

Ukumodela kwe-3D - Yenza imodeli yekhibhodi ebiyelwe kanye nepuleti kusofthiwe ye-CAD.

Ukwenziwa kwe-PCB – Thola i-PCB eklanyiwe eyenziwe futhi kutholakale izingxenye zayo.

Ukuhlanganiswa - Izingxenye ze-solder ezifana nama-switch, isilawuli, izixhumi ku-PCB eyenziwe.

I-Flashing Firmware - Hlela i-firmware yokulawula ku-microcontroller.

Ukuhlola - Qinisekisa ukusebenza kwekhibhodi ngaphambi kokuhlanganiswa kokugcina.

Ukuhlanganiswa Kwendawo Ebiyelwe – Hlanganisa ikhibhodi endaweni ebiyelwe ephrintiwe nge-3D noma eyenziwe efektri.

Ukwakha ikhibhodi yangokwezifiso kunomvuzo omkhulu kodwa kudinga ukuklama okubalulekile, amakhono okubhala amakhodi nawokwenza kanye nokufinyelela emithonjeni yezingxenye ezidingekayo namasevisi okukhiqiza.

Izingxenye Ezisetshenziswa Kuma-PCB ekhibhodi

Izingxenye ezibalulekile ezakha isekethe ye-PCB yekhibhodi esebenzayo zifaka:

Ukunikezwa Kwamandla – Amakhibhodi asebenzisa amandla angu-+5V noma angu-+3.3V anikezwa ngaphezulu kwe-interface yawo ye-host (i-USB/engenantambo). Ukulawulwa kwamandla kagesi angaphakathi nakho kungafakwa.

I-Microcontroller – Lokhu kucubungula ukucindezela okhiye, kusebenzisa imiphumela yokukhanya, kuphatha ukuxhumana okunezintambo/okungenantambo njll. Isibonelo sama-MCU yi-Atmega32, RP2040, Elite-C.

Amaswishi – Amaswishi okhiye ahlukile noma ama-matrices eswishi e-raber dome asetshenziselwa ukufaka umsebenzisi.

Ama-Diode Okushintsha - Asetshenziselwa ukuvimbela izinkinga ze-sposting ze-switch matrix kagesi okuvumela ukucindezela okhiye ngasikhathi sinye.

Ama-LED Ayisihluthulelo - Faka ama-LED ombala owodwa noma ama-RGB ngaphansi kwesihluthulelo ngasinye ukuze kukhanye futhi kube nemiphumela.

Ama-Resistors Okudonsa - Asetshenziselwa ukushintsha okuthembekile nokuvimbela ukusebenza okungamanga.

Ukuvikelwa kwe-ESD - Kuvikela ama-elekthronikhi okulawula abucayi ekukhishweni kwe-electrostatic.

Ukuhlunga Ama-Capacitor - Kunciphisa ukuphazamiseka komsindo kagesi emigqeni yedatha yekhibhodi.

Isixhumanisi Sokuxhumana - Izixhumi ezixhunyiwe njenge-USB noma ezingenantambo njenge-Bluetooth yokuxhumana kwe-host.

Ukuqhathanisa Standard vs Mechanical Keyboard PCBs

Kunomehluko ophawulekayo phakathi kwama-PCB ekhibhodi asekelwe kulwelwesi oluyisisekelo ngokumelene nama-PCB ekhibhodi yomshini:

• Ukushintsha Indlela - Amakhibhodi e-Membrane asebenzisa amasekhethi aphrintiwe kulwelwesi oluguquguqukayo oluguquguqukayo lapho lucindezelwa. Amakhibhodi amakheniya anokushintsha okukodwa okuhlukile kwawo wonke ukhiye.
• I-Tactile Feedback - Amakhibhodi e-Membrane anempendulo encane ethintekayo enomuzwa othambile we-mushy. Ukushintsha kwemishini kunikeza impendulo enembile nezwakalayo ngokucindezela okuphuthumayo.
• Shintsha Ukwenza Ngokwezifiso - Amakhibhodi emishini avumela ukusebenzisa izinhlobo zokushintshwa ezikhethekile ezihlukile ngokukhetha komsebenzisi. Amakhibhodi e-Membrane anikeza ukwenza ngokwezifiso okuncane noma ukukhetha kokushintsha.
• Ihlala Isikhathi Esingakanani I - Ukushintshwa kwemishini ngakunye kukalelwe ama-keystroke ayizigidi ezingama-50. Amakhibhodi e-Membrane ayaguga ngemva kokucindezela kwezigidi ezingu-5-10 okuholela ekuhlulekeni.
• Ukucubungula Okumaka - Amakhibhodi e-Membrane asebenzisa i-matrix ye-passive capacitive sensing. Amakhibhodi omshini asebenzisa ukushintsha kwedijithali okusebenzayo okudinga ama-diode.
• Cost - Ama-PCB ekhibhodi yomshini anamaswishi ahlukene abiza izikhathi eziningi kunemihlangano ye-PCB yekhibhodi ye-membrane.

Ewonke amakhibhodi anomshini anikezela ngokuphila isikhathi eside okuphakeme, ukwenza ngokwezifiso kanye nolwazi lomsebenzisi ngaphezu kwemiklamo esekelwe kulwelwesi.

Osayizi be-PCB yekhibhodi evamile

Ama-PCB ekhibhodi afika ngosayizi abahlukahlukene kuye ngenani lokhiye abafakiwe. Abanye osayizi abajwayelekile yilaba:

• 40% - Ifomethi ehlangene ye-Ultra enokhiye be-alpha nezimpawu zokuloba ezithile. Idinga izinhlanganisela zokhiye we-Fn.
• 60% - Kufaka phakathi okhiye be-alpha, izilungisi, imicibisholo kodwa sintula umsebenzi kanye nokhiye be-nav. Usayizi "we-poker" odumile.
• 65% - Kufana no-60% ngokhiye bemicibisholo abangeziwe abazinikele. Isetshenziswa kwamanye amalaptop.
• 75% - Iqukethe okhiye be-alpha, izilungisi nezikhiye zokusebenza kodwa ayikho inombolo.
• 80%/TKL - I-Tenkeyless engenayo i-numpad kodwa bonke abanye okhiye bakhona.
• 100% - Ibhodi enosayizi ogcwele ene-numpad ehlanganisiwe nabo bonke okhiye. Ifomethi ye-PC evamile.

Osayizi bekhibhodi abancane be-PCB basetshenziselwa ukukhulisa ukuphatheka kuyilapho abakhulu belungiselela ukukhiqiza. Umongo wohlelo lokusebenza uqondisa ukukhethwa kukasayizi.

Ukudizayina Isakhiwo se-PCB yekhibhodi

Isakhiwo se-PCB sihlela izingxenye kanye nemizila yokuxhumana kwazo ukuze kusetshenziswe isekethe yekhibhodi kuzingqinamba zangempela ezibonakalayo:

• IZINDABA ZOKUKHUZA - I-Microcontroller, izixhumi, amaswishi ahlanganiswe ngokusebenza futhi ahlukaniswe ngokufanele.
• I-MATRIX ROUTING - Imigqa yokuxhuma ye-matrix elungiselelwe kahle ithola ukucindezela kokhiye ngokuthembekile.
• CONTROL CIRCUITRY – Ubude obuncane bomzila wesivinini esiphezulu we-MCU.
• I-ISOLATION - Gcina imikhondo yedijithali enomsindo kude ne-analog ebucayi.
• I-FOMU FACTOR - Izikhundla zezingxenye zihambisana nemigoqo yangaphandle evalekile yekhibhodi.
• I-SERVICEABILITY - Amaphuzu okuhlola anikeziwe ukuze kuqinisekiswe ukusebenza.
• I-FABRICATION - Kucatshangelwa izinqubo zokukhiqiza izindlu zebhodi lesivuno esiphezulu.

Izakhiwo zekhibhodi ezihlelwe kahle ze-PCB zinciphisa ubunkimbinkimbi kanye ne-crosstalk kuyilapho kulula ukwenza nokuhlanganisa ngevolumu.

Ukukhetha Kokuqina Kwethusi kwe-PCB kwamakhibhodi

Ubukhulu bekhopha be-PCB buncike kumthamo odingekayo wokuthwala wamanje:

• Ukulandelela ikhibhodi okujwayelekile kuphethe kuphela amazinga esignali aphansi amanje, ngakho-ke u-1 oz. ithusi (35 μm) ijwayelekile.
• Amanye amakhibhodi amageyimu akhethekile we-RGB-backlit asebenzisa esindayo esingu-2 oz. yethusi (70 μm) yokusingatha imisinga ye-LED ephakeme ngaphandle kokwehla kwamandla kagesi.
• Ubukhulu obuvumelekile bobubanzi bokulandelela kwe-PCB kanye nokuvunyelwa nakho kunomthelela ekukhethweni kwesisindo sethusi.

Ezimweni eziningi, 1 oz. i-copper inikeza ibhalansi efanele ye-conductivity iqhathaniswa nokwenziwa kwama-PCB ekhibhodi uma kubhekwa izidingo zawo zamandla aphansi.

Shintsha Izitayela Zokukhweza kuma-PCB ekhibhodi

Amaswishi ekhibhodi emishini afakwa ngokoqobo ku-PCB kusetshenziswa amajoyinti e-solder noma amasokhethi okushintshaniswa okushisayo:

I-Soldered – Ama-terminal okushintsha ahlanganiswa ngqo kuma-PCB pads ukuze axhunywe ngogesi futhi abambe i-switch ngomshini. Inikeza ukuhlala okuthembekile kodwa ayisuswa.

I-Hot-Swap Socket – I-socket pin header ifakwa ku-PCB bese ama-switch pin efakwa kule socket ngaphandle kokudinga ukushintshwa. Ivumela ukushintshaniswa kwe-switch kodwa ama-socket angaguga ngenxa yemijikelezo yokufaka ephindaphindwayo.

Amakhibhodi ashintshashintshayo adinga ipuleti lokuqinisa ukukhwezwa kweswishi kuyilapho amakhibhodi athengiswayo engakwazi ukukhetha ukushiya ipuleti uma ukujiya kuwumkhawulo. Ukuvumelana nezimo okufunayo kuqondisa ukukhetha phakathi kokwakhiwa kwekhibhodi ye-PCB edayisiwe neshintshashintshayo.

Ikhibhodi ye-PCB Plate Ukukhethwa Kwezinto

Amapuleti afakwe kuma-PCB ekhibhodi ngokuvamile akhiwa kusetshenziswa:

I-Aluminium – Izinto ezivame kakhulu zepuleti lekhibhodi. Inikeza ukuqina ngesisindo esiphansi. I-CNC yenziwe ngomshini ngokunemba okuphezulu. Ingafakwa i-anodized ngemibala ehlukene. Izindleko ezincane.

Insimbi Engagqwali – Inikeza ukuqina okukhulu kakhulu kwemishini kodwa inzima kakhulu. Ukugqwala okuphansi kanye nokwenza ngokwezifiso okuthile njengokugcwalisa upende.

Ipuleti Lethusi – Amapuleti ethusi aziwa ngokuzwakala kwawo okuthambile ukusuka phansi kuya ngaphandle, ahlinzeka ngomphumela omncane wokunciphisa umsindo. Akhiqiza umsindo ophansi uma kuqhathaniswa namapuleti e-aluminium futhi avame ukukhethwa ngezinjongo zokunciphisa umsindo. Amapuleti ethusi angase anezele isisindo kukhibhodi ngenxa yobuningi bawo.

I-Carbon Fiber – Ilula kakhulu futhi iyindlela eqinile. Iyathandeka ngokubukeka ngokuqeda okulukiwe. Ibiza kakhulu kune-aluminium.

I-Acrylic – Inketho yepulasitiki eshibhile. Ivumela iziqondiso zokukhanya okusemaphethelweni uma zihambisana nama-LED angaphansi kokukhanya. Ukuguquguquka okuphezulu kunezingcwecwe zensimbi.

Ipuleti le-FR4 – Amapuleti e-FR4 avame ukukhethwa kumakhibhodi ashibhile ngenxa yokuthi angabizi kakhulu. Anikeza iphrofayili yomsindo ehlukile enethoni ejulile uma kuqhathaniswa namapuleti e-aluminium. Kodwa-ke, kubalulekile ukuqaphela ukuthi amapuleti e-FR4 athambekele ekunciphiseni umsindo wekhibhodi, okungenzeka anciphise ukudlidliza kwayo.

Ipuleti le-Acrylic – Amapuleti e-Acrylic awanconywa njalo ngaphandle kokuthi anobukhulu obanele. Amapuleti e-acrylic amancane anengozi yokuqhekeka noma yokuqhekeka. Amapuleti e-acrylic amakhulu angakhiqiza iphrofayili yomsindo ojulile efana namanye amapuleti epulasitiki.

I-Polycarbonate – Enye indlela yepulasitiki ehlala isikhathi eside futhi ecacile yemiphumela yokukhanya. Inikeza impendulo elinganiselayo yokuthinta.

Ukuqina kwesakhiwo okufunayo, isisindo, ukuqina, izindleko kanye nezintandokazi zezimonyo ziqondisa ukukhethwa kwempahla yepuleti lapho uklama i-PCB yekhibhodi.

Inqubo yokukhiqiza ye-Kayboard PCB

Ukuhlolwa kwekhibhodi pcb

Iphakheji yekhibhodi pcb

Keyboard architecture and production inputs

Switches, controller interfaces, mechanical fit and the key matrix define different parts of a keyboard design. Confirm those choices before releasing the board and assembly files.

Additional An In-Depth Overview of Keyboard PCB Technology questions

Isihloko sobunjiniyela	Umbuzo wobunjiniyela
Ikhibhodi ye-Mechanical engu-40% PCB	40% Izinkinga Zokubhala Ikhibhodi
Ikhibhodi ye-Mechanical engu-60% PCB	Kungani 60% Amakhibhodi Abusa
Ikhibhodi ye-Mechanical engu-96% PCB	Iyini Ikhibhodi Yemishini engu-96%?
Ikhibhodi ye-Alice PCB	I-Alice Layout Geometry kanye Nezingeniso Zomklamo
China TKL Mechanical Keyboard PCB	Iyini i-TKL Mechanical Keyboard PCB
Electronic Keyboard PCB	Izimiso Zokuklama Isakhiwo Sesifunda Sezicelo Zekhibhodi Ye-elekthronikhi
Ikhibhodi ye-Hall Effect PCB	Imininingwane Yokuthenga Ikhibhodi Ye-Hall Effect PCB
Keyboard Matrix PCB	Ukwakheka kanye Nokufakwa Komklamo Wekhibhodi
Leveraging Hot Swap PCB	Iyini i-Hot Swap PCB?
Ikhibhodi ye-Magnetic Switch PCB	Imininingwane Yokuthengwa Kwe-PCB Ye-Magnetic Switch
Ikhibhodi ye-RGB ye-Per-Key PCB	Ukwakhiwa kwe-RGB nge-Key kanye nemininingwane yokuthenga
Ikhibhodi ye-Rapid Trigger PCB	Imininingwane Yokuthenga Nokusebenza Kwe-PCBA Esheshayo
Reliable Full Size Mechanical Keyboard PCB	Usayizi Ogcwele Izinzuzo Zekhibhodi Yemishini Yokusetshenziswa Kochwepheshe
Ikhibhodi Ehlukanisiwe ye-PCB	Imininingwane Yokuthengwa Kwekhibhodi Ehlukanisiwe ye-PCBA
Iqhaza Lokushintsha Kwe-Plate-Mounted Kumakhibhodi Mechanical	Umehluko Oyisisekelo Ekukhwezeni
Ikhibhodi ye-USB-C PCB	Izidingo ze-USB-C Interface kanye nokufakwa kwephrojekthi
Ikhibhodi ye-PCB engenantambo ye-Mechanical	Imininingwane Yokuthengwa Kwekhibhodi Engenantambo ye-PCB
Ikhibhodi ye-ZMK PCB	Umhlahlandlela Wokuthenga we-PCBA yekhibhodi engenantambo ye-ZMK

Isiphetho

Ama-PCB ekhibhodi ahlanganisa izinhlobonhlobo zobuchwepheshe ezenzelwe indawo yohlelo lokusebenza enwetshiwe ehlanganisa izizinda zabathengi, izimboni kanye ne-niche. Lesi sihloko sinikeza ukubuka konke okuphelele kokucatshangelwa okuhlukahlukene okuhilelekile kumasistimu ekhibhodi e-PCB elungiselelwe ubunjiniyela ngokusekelwe ezidingweni zomongo.

Ngokuqonda ubudlelwano obuncikene phakathi kwezinto ze-PCB zekhibhodi , ukukhetha kokushintshana kwemishini, ukwakheka kanye nezici zokuqondisa, amakhono e-microcontroller, izinketho zesixhumi esibonakalayo kanye nezindawo zokusebenzisa; onjiniyela bokuklama bangenza izinqumo ezihlakaniphile zokudala ukusetshenziswa kwekhibhodi okungenziwa ngezifiso, okusebenzayo okuphezulu kanye nokuthembekile.