Ishishini lescreen se-LED lifumene ukukhula okukhulu kwaye ngoku lithathwa njengelona candelo libalulekileyo nelithembisayo kwimarike yehlabathi. Izibane zezibane ze-LED ziyinxalenye ebalulekileyoIzikrini ze-LEDezidlala indima ebalulekileyo ekuqinisekiseni umgangatho wemiboniso. Ukuqonda ngokupheleleyo amaso ezibane ze-LED, kubalulekile ukuqwalasela izibalo ngaphakathi kwishishini.
Ubungakanani bemarike yehlabathi yeentsimbi zesibane se-LED kulindeleke ukuba bukhule nge-9.6%, bufikelele kwi-240.9 yezigidi zeedola ngo-2028, ukusuka kumanqanaba angama-2022. Oku kukhula kubalulekileyo kuqaqambisa indima ebalulekileyo edlalwa ngala maso esibane kushishino lwescreen se-LED.
Ukuba uceba ukutyala imali kwiziboniso ze-LED, ukuqonda amaso esibane se-LED kubalulekile. Qinisekisa ukuba uphonononga iindidi ezahlukeneyo zamaso e-LED akhoyo.
Ziziphi iintsimbi zesibane ze-LED?
Ukuqonda intsingiselo yezibane zezibane linyathelo lokuqala lokuqaphela indima edlalwa ngala macandelo kwizikrini ze-LED. Izibane ze-LED, ezikwabizwa ngokuba ziitshiphusi ze-LED okanye ii-emitters, zii-semiconductors ezincinci ezinamandlaIimveliso ze-LEDnjengemiboniso ye-LED. Ezi semiconductors zenza ukuba ii-LED zikhuphe ukukhanya kwaye zenziwe ngezinto ezinje:
- Arsenic
- eGaliyo
- Iphosphorus
Umbala okhutshwe yi-LED uxhomekeke kwizinto ezisetyenziswe kwi-semiconductor. Imibala eqhelekileyo iquka obomvu, omthubi, oluhlaza, noluhlaza okwesibhakabhaka. Ezi zibane ze-LED zingundoqo kwizikrini eziphezulu ze-LED. Ziza ngokwemilo eyahlukeneyo, njenge:
- Uxande
- Isikwere
- Umjikelo
- Emva koko
- Micro
- Umphezulu okhanyayo
Intsimbi yesibane nganye ineziqhagamshelo ezimbini ezihambelana neentlawulo ezilungileyo nezingalunganga kwi-semiconductor. I-anode ithwala intlawulo efanelekileyo, ngelixa i-cathode ithwala intlawulo embi. Unokuzichonga ngokulula ezi ngeempawu (+) kunye (-) nezigximfizwe kuzo.
Iindidi ze-LED ze-Bead Processing Methods
Izibane zezibane ze-LED zicutshungulwa ngeendlela ezahlukeneyo, ezinokuchaphazela ukusebenza kwazo kunye negalelo kumgangatho weziboniso ze-LED. Ngokwesiqhelo, zidityaniswe nokuba yi-diffuser okanye ilensi, evumela i-semiconductor ukulawula imiba efana nobunzulu kunye necala lokukhanya. Amaso ezibane ze-LED zidla ngokuxhonywa kwi-aI-PCB (iBhodi yeSekethe eShicileleyo).
Ezona ndlela zixhaphakileyo zokusetyenzwa ngamaso e-LED yi-DIP (i-Direct In-line Package),I-SMD (iiDiode zokunyuswa komphezulu), kwayeI-COB (I-Chip eBhodini). Indlela nganye ineengenelo zayo ngokwendlela yokusebenza, iindleko, kunye nokusetyenziswa kwayo.
I-DIP (Ipakethe eNgqo kumgca)
Izibane zezibane ze-LED ezisetyenziswe kwindlela ye-DIP ziba zincinci kwiimarike kunye ne-LED screen industry. Nangona kunjalo, banikezela ngeenzuzo ezininzi kunye neempawu:
- Ilungele ukusetyenziswa kwangaphandle
- Ukukhanya okuphezulu
- Uzinzo olugqwesileyo
- Uluhlu oluncinci lokujonga i-engile (H/V 120/60 degrees)
I-SMD (iiDiode zokunyuswa komphezulu)
Indlela yokucubungula i-SMD yeyona nto idumileyo kuzo zonke iindlela zesibane se-LED, ngakumbi kwishishini lokubonisa i-LED. Ezinye iimpawu eziqhelekileyo zee-SMD ziquka:
- Ukusetyenzwa lula kwaye kulula
- Amaxabiso ayongayo
- I-engile yokujonga ebanzi (H/V 120/120 degrees)
- Ifumaneka ngeesayizi ezincinci
I-COB (I-Chip eBhodini)
Ekugqibeleni, i-Chip On Board (COB) ibhekisela kwindlela yokucubungula apho izibane ze-LED zifakwe ngokuthe ngqo kwibhodi yesiphaluka, ngokungafaniyo nendlela eqhelekileyo apho ii-chips ze-LED zibekwe kwi-socket. Le ndlela yaziwa ngoku kulandelayo:
- Glop-top alias
- Ukufakwa ngokufanelekileyo kwe-chip
- Ukukhuselwa koqhagamshelo lwayo
Iimpawu zeeBead zesibane se-LED
Xa uqonda amaso isibane se-LED, kukho iimpawu ezithile ezona ziqhelekileyo iitshiphusi ezabelana ngazo:
- Ilungiselelo le-Chip linear
- Ikhaphukhaphu (ephantsi njenge-1 mg nge-LED nganye)
- Umphezulu ophethwe yinkungu
- Ukukhanya kwesikrini okuthambileyo
- Ukupakishwa kwe-RGB emnyama
Amaso esibane se-LED vs. I-LED (iDiodes ezikhupha ukukhanya)
Ubuhlalu besibane se-LED kunye nee-diode ezikhupha ukukhanya (ii-LED) zinxulumene kodwa zimacandelo ahlukeneyo, kunye neempawu ezithile ezabelwana ngazo kunye nokwahlukana okubalulekileyo. Nalu uthelekiso lweempawu zabo:
| Iimpawu | LED Isibane Amaso | IiDiodes ezikhupha ukukhanya (i-LED) |
|---|---|---|
| Semiconductor | Ewe | Ewe |
| Ukuhlawulisa | Okuhle | Okuhle |
| I-Voltage | Umva ukuqhekeka | Umva ukuqhekeka |
| Ukukhanya | Ukusebenza okuphezulu okukhanyayo | Ukusebenza okuphantsi |
| Uvakalelo loMbane | Uvakalelo ngakumbi lwangoku | Ubuthathaka obuncinci kungoku |
| Uhlobo loFakelo | SMD | Faka iplagi |
Izinto eziluncedo zokuSebenzisa amaso esibane se-LED
Izibane ze-LED zisetyenziswa ngokuqhelekileyo kwiziboniso ze-LED ngenxa yeenzuzo ezininzi ezinikezelayo. Nazi ezinye zeenzuzo onokuzilindela.
Micro-Spacing
Amaso esibane se-LED asetyenziswa ngokubanzi kwizikrini ze-LED zokubeka isithuba esincinci, ngakumbi kwiziboniso ezifuna ukukhanya okuphezulu kunye nokusebenza komthungo. La maso afumene ukuthandwa kwi-micro-spacingizikrini ze-LED zangaphakathi.
Ukungqinelana
Izibane ze-LED zibonelela ngokuqaqamba okungaguqukiyo, ibhalansi emhlophe, kunye namanqanaba e-chromaticity. Ngokungafaniyo nezinye izikrini ze-LED ezinokubonisa amanqanaba okukhanya ahlukeneyo ukusuka kwii-engile ezahlukeneyo, ezo zinikwe amandla ngamaso esibane zigcina ukufana kumboniso wonke.
Ukujonga i-Angle-Dependent
Xa ukhetha ubuhlalu besibane se-LED, i-angle yokubukela yinto ephambili yokuqwalaselwa.Iziboniso ze-LED zangaphandlezidinga i-engile yokujonga ebanzi, ngoko ke amaso kufuneka anike ukuqaqamba okulinganayo ukulungiselela le mfuneko.
Ubungakanani
Ubungakanani bomboniso we-LED buphenjelelwa kukusetyenziswa kwezibane zesibane. Zifaneleke ngakumbi izikrini ezincinci, zangaphakathi, ezizenza zilungele ukuseta ezifuna imiboniso ebambeneyo nesebenzayo.
Umsebenzi wobomi
Iziboniso ze-LED zisebenzisa izibane zesibane zenzelwe ukuhlala ixesha elide kunezo zinezinye iintlobo ze-semiconductors. Ezi zikrini zinokuhlala ukuya kuthi ga kwiiyure ze-100,000, zinika ukuqina kunye namandla ngenxa yesakhiwo se-thermal PCB eyomeleleyo.
Inqanaba lokusilela
Izinga lokungaphumeleli kwiziboniso ze-LED kunye neentsimbi zesibane ziphantsi ngokuphawulekayo. Isiphene esinye kumawaka eepikseli (ebomvu, eluhlaza, eluhlaza okwesibhakabhaka) inokuphazamisa ukusebenza kwesikrini ngokubanzi, kodwa amaso esibane ayawunciphisa kakhulu lo mngcipheko.
Amandla e-Anti-Static
Izibane zezibane ze-LED zaziwa ngeempawu zazo ezichasene ne-static. Ekubeni ii-diode ezikhupha ukukhanya zinovelwano kakhulu kumbane ongatshintshiyo, ziyakwazi ukusilela. Nangona kunjalo, ukuchasana kwamaso wesibane kwi-static kunciphisa ukubakho kokusilela okunxulumene ne-static kwisikrini se-LED.
Indlela yokuFakela iintsimbi zesibane se-LED
Xa ufaka amaso isibane LED, kubalulekile ukulandela amanyathelo achanekileyo. Ungathembela kwiingcali zofakelo, kodwa ukuba ukhetha ukuyenza ngokwakho, nasi isikhokelo esilula:
- Chonga uhlobo lwesibane se-LED indlela yokulungisa amaso esetyenziswayo.
- Hlola iingcingo ezine ezibandakanyiweyo kwisibane sohlobo lwe-LED.
- Phawula iindawo eziphambili kwiingcingo (ngokuqhelekileyo ngemitha nganye) kwaye usike ngononophelo kwiindawo eziphawulweyo (Kungenjalo, unokucela amaso okusikwa kwangaphambili kumthengisi wakho phambi kokuhanjiswa).
- Hlola iplagi yokufakela kwaye ususe isigqubuthelo seplastiki kwiplagi.
- Qhagamshela isibane sovavanyo, kodwa kuphephe ukusigquma okanye ukusidibanisa ngqo nekhava.
- Qalisa ukufakela okufanelekileyo ngokukhusela isibane sesibane.
- Nyusa ngononophelo intsimbi yesibane se-SMD usebenzisa iplagi yomsila kunye nekliphu.
Ungawakhetha njani amaso eSibane esiLungileyo se-LED
Ukukhetha amaso esibane esifanelekileyo se-LED kubandakanya ukuthathela ingqalelo izinto ezininzi eziphambili ezinokugqiba ukuba uyakwaneliseka sisigqibo sakho okanye uzisole. Ukuqinisekisa ukuba ugqibela ngomboniso osebenzayo kunye nokumgangatho ophezulu we-LED, nanga amacebiso abalulekileyo:
- Nika ingqalelo ngokusondeleyo kwii-solder joints.
- Khetha i-chip ezinzileyo ngakumbi ukuze uqinisekise isikrini se-LED esikumgangatho ophezulu.
- Qinisekisa ukuba umphezulu wee-LED ucocekile, awunamabala, kunye nobunye ukungcola.
- Hlola umgangatho weglue esetyenziswe kwiintsimbi zesibane ngokucinezela ngobumnene kubo (i-glue esemgangathweni ephantsi ingabangela ukuqhekeka okanye ukuguqulwa).
- Itekhnoloji yokupakisha idlala indima ebalulekileyo ekusebenzeni kwezibane zakho ze-LED kunye neziboniso ezizenzayo.
- Thenga kuphela iimveliso kubaboneleli abathembekileyo nabathembekileyo.
Ukuqukumbela
Ukuqonda amaso ezibane ze-LED kunokubonakala kunzima, kodwa ukwazi amacandelo omboniso wakho we-LED kunokukunceda ukhethe izikrini ezikumgangatho ophezulu kwaye wenze uninzi lwazo. La maso adityaniswe ngokusondeleyo kwii-LED, kodwa ayizizo iidiode ngokwazo. Zii-semiconductors ezenza amandla isikrini sonke se-LED kwaye zenza ukuba iidiode zikhuphe ukukhanya.
Ukuba awuqinisekanga malunga nokuntywila nzulu kwiintsimbi zesibane se-LED, oko kulungile. Qiniseka nje ukuba unokuqonda okusisiseko kubo, ke xa ilixesha lokukhetha iziboniso zakho ze-LED, unokujonga iingenelo kunye nezinto ezingeloncedo ngokufanelekileyo.
Ixesha lokuposa: Dec-31-2024
