Lapho ukhiqiza ukukhanya kwe-LED, ukubopha kwe-LED kubalulekile. Le nqubo inquma ikhwalithi nokusebenza kwezibani ze-LED. Kodwa yini ngempela i-LED binning, futhi iwathinta kanjani amalambu e-LED owasebenzisa nsuku zonke?
I-LED binning iyindlela esetshenziselwa ukuqinisekisa ukufana kanye nokuhlukaniswa kwemikhiqizo yokukhanyisa kwe-LED. Kubandakanya ukuhlola ama-chips e-LED ngamanye ngokugqama kwawo, izinga lokushisa, nezinye izici. Futhi ngaleyo ndlela bahlele ngamaqembu anezici ezifanayo.
Kulesi sihloko, ngizochaza umqondo we-LED binning. Uzofunda futhi mayelana nezinhlobo ezahlukene ze-binning. Futhi ukuthi zithinta kanjani ukusebenza nokusebenza kahle kwezibani ze-LED. Ngakho-ke, ake siqale-
Yini i-LED Binning?
I-LED binning ukuhlunga nokuhlanganisa ama-LED ngokusekelwe kuzici zokusebenza kwawo, njengombala nokukhanya. Ngaphezu kwalokho, lokhu kuqinisekisa ukuthi i-LED ngayinye eqoqweni ihlangabezana namazinga athile. Futhi ngakho ungayisebenzisa ezinhlelweni ezithile.
Le nqubo isiza abakhiqizi namakhasimende ukuqinisekisa ukuthi ama-LED abawatholayo ahlangabezana nezidingo zawo. Ukwengeza, i-LED binning ibavumela ukuthi bathuthukise ukusebenza kahle kwabo kokukhiqiza kanye nekhwalithi.
Izinzuzo ze-LED Binning
Ukufakwa kwe-LED kubalulekile ukugcina izinga lokukhanyisa kwe-LED. Futhi ngakho iza nezinzuzo eziningi, lezi zimi kanje-
Ukuvumelana Kombala Okuthuthukisiwe
I-LED binning ivumela abakhiqizi ukuthi bahlele ama-LED ngombala nokukhanya. Lokhu kuqinisekisa ukuthi wonke ama-LED kumgqomo othile anezakhiwo ezifanayo. Ngakho, ithuthukisa ukuhambisana komkhiqizo wokugcina.
Ukusebenza Ngokweqile
Abakhiqizi bahlunga ama-LED abe yimigqomo ngokusekelwe ekusebenzeni kwawo. Isibonelo, wonke ama-chips ayo ahlolwe ukuthi abe namandla alinganayo noma ukukhanya ngenkathi enza imichilo ye-LED. Uma wonke ama-chips engasebenzi kahle ngokulinganayo, okukhiphayo ngeke kube nokukhiqiza. Zonke izinto ezilungiswayo zihlolwa kunqubo yokubopha i-LED ukuze kugcinwe ikhwalithi. Futhi lokhu kwandisa ukusebenza kahle okuphelele komkhiqizo wokugcina.
Ukulawulwa Kwekhwalithi Okungcono
Zonke izici ze-fixture zihlolwe ku-binning ye-LED, futhi izingxenye ezingajwayelekile ziyasuswa. Iphinde ivumele abakhiqizi ukuthi bakhombe futhi babhekane nezinkinga ngenqubo yabo yokukhiqiza. Ngakho-ke, ukubopha kwe-LED kuthuthukisa ikhwalithi yomkhiqizo wokugcina.
Izinhlobo ze-LED Binning
Ukuhlelwa kwama-LED kwenziwa ngokusekelwe ezintweni ezihlukahlukene. Ngokuya ngale nto, ungahlanganisa i-LED binning ibe izinhlobo ezine eziyinhloko. Lezi zimi kanje-
I-Colour Binning
Ukuhlanganisa imibala kuyinqubo yokuhlunga ama-LED ngezici zawo zemibala. Lokhu kuqinisekisa ukuthi wonke ama-LED kunqwaba anombala ofanayo okhiphayo nokuqina. Ungakwenza lokhu usebenzisa imishini yokulinganisa ethuthukisiwe noma ukuhlola okubonakalayo. Futhi, ukuhlanganisa imibala kusiza ukuqinisekisa ukusebenza kokukhanya okungaguquki.
- Ukubaluleka Kokuhlanganisa Umbala
Iqinisekisa ukuthi ama-LED emkhiqizweni othile ayafana izinga lokushisa lombala (CCT). Futhi, i-Color binning inikeza okunembile inkomba yokunikeza umbala (CRI). Lokhu kwenza ukukhanya kwama-LED kuhambisane kuwo wonke amayunithi. Futhi imibala yezinto imelelwa ngokunembile.
- Amazinga Wokuhlanganisa Umbala
I-LED color binning isekelwe ku- I-CIE 1931 Chromaticity Diagram (kusuka kuKhomishana Yamazwe Ngamazwe Yokukhanyisa). Lo mdwebo unochungechunge lwama-quadrilaterals olukhomba umehluko kuma-spectrum wokukhanya.
Leli zinga le-CIE lihlukanisa izinga lokushisa lombala we-LED ngezigaba ezine. Lezi izi;
| Uhlobo Lombala | Izinga lokushisa Lombala (CCT) |
| Warm | 2700K kuye ku-3500K |
| sokungahlangene | 3500K kuye ku-5000K |
| Cool | 5000K kuye ku-7000K |
| Okupholile kakhulu | 7000K kuye ku-10000K |
I-Colour Rendering Index (CRI) kanye ne Isikali Sekhwalithi Yombala (CQS) amanye amazinga asetshenziselwa ukuhlanganisa umbala we-LED. I-CRI ikala ukuthi umthombo wokukhanya uyinikeza ngokunembe kangakanani imibala ekukhanyeni kwelanga okungokwemvelo. Ngesikhathi esifanayo, i-CQS ibala ukuthi umthombo wokukhanya ubonisa ngokunembe kangakanani ukuhluka kwemibala ecashile. I-LED yekhwalithi enhle kufanele ibe ne-CRI okungenani engama-80, kuyilapho i-CQS okungenani engama-70.
- Izindlela Zokuthola Ukuhlanganisa Umbala Okungaguquki
Kunezindlela ezimbalwa ezingafinyelela ukuhlanganisa umbala okungaguquki kuma-LED.
I-Spectrophotometry: Le ndlela ihlanganisa ukulinganisa izici ze-spectral ze-LED ngayinye usebenzisa i-spectrophotometer. Idatha eqoqiwe ingabese ihlunga ama-LED abe yimigqomo ehlukene. Isekelwe kumbala wabo kanye nezakhiwo zokukhanya.
I-colorimeter: I-colorimeter iyidivayisi ekala umbala we-LED ngokuhlaziya ukukhanya ekukhiphayo. Lolu lwazi lungahlunga ama-LED abe yimigqomo ehlukene ngokusekelwe ezintweni ezinemibala.
Ukuhlolwa Okubukwayo: Le ndlela ihilela ukuhlola ngokubukeka kwe-LED ngayinye. Inquma umbala wayo kanye nezakhiwo zokukhanya. Ngaphandle kwalokho, le ndlela ingaba nenembile kancane kunezinye izindlela. Ivamise ukusetshenziswa njengendlela esheshayo nelula yokuhlunga ama-LED abe yimigqomo ehlukene.
Ukubhinca Okuzenzakalelayo: Kuyinqubo lapho ama-LED ahlungwa abe yimigqomo ehlukene kusetshenziswa umbono womshini namarobhothi. Le ndlela iyashesha futhi iyasebenza. Nokho, kudinga izinga eliphezulu lokunemba. Idinga nokunemba ukuze ikhiqize imiphumela engaguquki.
I-Luminous Flux Binning
I-Luminous Flux Binning ihlukanisa ama-LED abe yimigqomo ehlukene ngokusekelwe ekuphumeni kwawo kokukhanya. Inqubo ihlanganisa ukubala ukukhanya kwe-LED ngakunye. Ngemva kwalokho, ziqoqe zibe yimigqomo ngokusekelwe ekukhanyeni.
- Ukubaluleka kwe-Luminous Flux Binning
I-Luminous flux binning ihlanganisa ukuhlunga ama-LED ngokusekelwe ekukhanyeni noma ekuphumeni kwayo. Ngakho-ke, iqinisekisa ukuthi zonke izinto eziku-batch zikhanya ngokulinganayo. Futhi, izokhiqiza ukukhanya okungaguquki nokufana okufanayo. Ngaphandle kwalokho, ukukhanya okukhanyayo i-binning iqeda amathuba okusebenzisa ama-LED anamandla amakhulu ngaphezu kwezidingo. Futhi ihlunga ama-LED ngokusekelwe ekukhanyeni kwawo nokusebenza kahle. Ngakho, kunciphisa izindleko futhi kwandisa inzuzo.
- Amazinga e-Luminous Flux Binning
Isilinganiso esikhanyayo se-flux sinquma ukusebenza kahle nokusebenza kwama-LED. Eqeqebeni ngalinye lama-LED, abakhiqizi babeka izindinganiso zamazinga amukelekayo okuguquguquka okukhanyayo. Lawa mazinga ayahluka kuye ngomkhiqizi. Kodwa ngokuvamile, ahlanganisa izigaba ezinjengokuthi “A,” “B-grade, kanye no-“C.” U-“A” uyikhwalithi ephezulu kakhulu, futhi u-“C” uphansi kakhulu. Isibonelo, i-LED yebanga elingu-A ingase ilindeleke ukuthi ibe nokukhanya okuhle kakhulu noma okulingana nama-lumens angu-90 ngewathi ngayinye (lm/W). Ngaphandle kwalokho, i-LED ye-C-grade ingase ilindeleke ukuthi ibe ngaphansi kuka-70 lm/W.
- Izindlela Zokuthola Ibhina Engaguquguquki Ekhanyayo Ye-Flux
Izindlela eziningi zingakwazi ukufeza i-luminous flux binning engaguquki:
Ukubhinca Kwezibalo: Le ndlela ihlanganisa ukukala ukugeleza okukhanyayo kwesampula enkulu yama-LED. Ibahlukanisa ngamaqembu ngokusekelwe emazingeni abo okuguquguquka. Le ndlela inembe kakhulu futhi isetshenziswa kakhulu embonini.
I-Spectrophotometer Binning: Le ndlela ihlanganisa ukusebenzisa i-spectrophotometer ukukala ukugeleza kwe-LED ngayinye. Kodwa-ke, le nqubo yokuhlunga ayinembe kangako kunokubopha ngezibalo. Naphezu kwalokho, lisasetshenziswa kabanzi.
Ukubhinca Okubonakalayo: Kule ndlela ukukhanya kwama-LED kuhlolwa ngokubonakalayo. Le ndlela inembe kancane. Noma kunjalo, isasetshenziswa kakhulu kwezinye izinhlelo zokusebenza.
Ukuhlanganisa ngokuhlanganisa: Le ndlela iyinhlanganisela yezibalo ze-binning kanye ne-spectrophotometer binning. Ukuxhumana phakathi kwalezi zindlela ezimbili kuqinisekisa ukuvumelana kwe-binning.
I-Voltage Binning
I-Voltage binning ihlukanisa izingxenye ze-LED ngokusekelwe emazingeni azo kagesi. Lokhu kuqinisekisa ukuthi ungazisebenzisa kumjikelezo ofanayo ngaphandle kwengozi yokwehluleka. Uma i-voltage iphakeme, ikhwalithi nokusebenza kwengxenye ye-LED iba ngcono.
- Ukubaluleka kwe-Voltage Binning
I-Voltage binning itshela ukuthi ingabe ama-LED aphephile ukuze asetshenziswe. Iphinde iqinisekise ukuthi ihlangabezana nezindinganiso zokusebenza ezifiselekayo. I-voltage binning ihlanganisa ukuhlunga ama-LED abe "imigqomo" ehlukene ngokusho kwawo i-voltage eya phambili. Ngakho-ke ungakwazi ukuhlonza ama-LED ane-voltage eya phambili ephakeme noma ephansi kunokulindelekile. Iphinde ikuvumela ukuthi uhlele izinto ezikhanyayo ezingawagcwalisi izindinganiso. Ngakho-ke, kunciphisa amaphutha futhi kuthuthukise ikhwalithi yomkhiqizo.
- Amazinga e-Voltage Binning
Ngokusekelwe ku-voltage eya phambili, imigqomo ye-LED ngokuvamile ihlukaniswe ngezigaba ezine: i-high-voltage, i-low-voltage, i-standard-voltage, ne-ultra-low-voltage.
| Phambili Voltage Standard | Ibanga |
| I-High-Voltage | 4.0 - 4.2 V |
| I-standard-voltage | 3.3 - 3.6 V |
| Amandla kagesi aphansi | 2.7 - 3.2 V |
| I-Ultra-low-voltage | I-2.7 V |
- Izindlela Zokuthola I-Voltage Binning Engaguquki
Indlela Yokuhlunga Kaningi: Le nqubo ibandakanya ukuhlunga ama-LED kusetshenziswa imibandela eminingi. Okufana ne-voltage, yamanje, ne-flux ekhanyayo. Lokhu kuqinisekisa ukuthi ama-LED kumgqomo ngamunye ane-voltage engaguquki. Ezinye izici nazo zizoholela ekuhlanganisweni kwe-voltage ehambisanayo.
I-Reverse Bias Method: Le ndlela ihlanganisa ukusebenzisa i-voltage ye-bias ehlehlayo ku-LED. Nokulinganisa umsinga ogeleza kuwo. Ama-LED anezici zamanje zokuhlehla ezifanayo zokuhlehla ahlanganiswa emgqonyeni ofanayo. Lokhu kuqinisekisa i-voltage binning engaguquki.
Ibhina Elilawulwa Ngamazinga Okushisa: Le ndlela ihilela ukuhlanganisa izici ze-voltage ezicatshangelwayo ze-LED emazingeni okushisa athile. Ukuhlunga okunjalo kuqinisekisa i-voltage binning engaguquki phakathi kwamazinga okushisa ahlukene.
Ukubhinca okusekelwe emshinini: Le ndlela isebenzisa ama-algorithms okufunda komshini. Ihlanganisa ama-LED abe yimigqomo ngokusekelwe ezicini zawo zamandla kagesi. Futhi, lokhu kuqinisekisa i-voltage binning engaguquki. Ingase futhi ihlonze ukuchezuka okuncane ku-voltage ezinye izindlela ezingase zigeje.
I-Temperature Binning
I-temperature binning ihlunga ama-chips e-LED ngezinga lokushisa lawo eliningi lokusebenza. Ngokuvamile, i-LED binning yenziwa ku-25°C. Kodwa namuhla, kusetshenziswa uhlelo olusha olubizwa ngokuthi i-hot binning. Kule nqubo, ukubopha kwenziwa ezingeni lokushisa eliphezulu (imvamisa engu-85°C) kunezinga elivamile elingu-25°C. Ukubopha okunjalo kuthuthukisa ukukhethwa kwe-chromaticity kanye nokuvumelana kwama-LED. Kodwa-ke, izinga lokushisa elishisayo le-binning liyahluka ngokwezinga lokushisa lokusebenza kwe-LED fixture.
- Ukubaluleka kwe-Temperature Binning
Ukusebenza kwe-LED kungahluka kuye ngezinga lokushisa lokusebenza. Amanye ama-LED kufanele aphile endaweni ebandayo yeqhwa, kanti amanye kudingeka asebenze emazingeni okushisa aphakeme. Kungakho ukuhlanganisa izinga lokushisa kubalulekile ukuze uqinisekise ukuthi imigqomo ye-LED ingaqhuba endaweni oyifunayo. Ngakho-ke, i-hot binning iyindlela enhle kakhulu yokuthuthukisa ukumelana nezinga lokushisa kwama-LED. Kule nqubo, kufanele usebenzise izinga lokushisa eliphezulu le-LED binning ukuze uqinisekise ukusebenza kwekhwalithi ngaphansi kwezimo ezingezinhle.
- Amazinga Okushisa Okubiyela
Ekuhlanganiseni kwe-LED, izinga lokushisa lokusebenza liyisici esibalulekile esithinta ngokuqondile noma ngokungaqondile ubude besikhathi sokusebenza. Yingakho izinga lokushisa licatshangelwa ngenkathi i-LED ifaka. Nali ishadi elisho izinga lokushisa lokukhanya lokusebenza ezimweni ezahlukahlukene:
| Ama-Lighting Cases ahlukene | izinga lokushisa lokusebenza |
| AmaLuminaire angaphandle | 60 ° kuya ku-65 ° C |
| Amacala Efriji | 20 ° kuya ku-25 ° C |
| Amalambu aphansi kuCeilings Insulated/I-retrofit bulb | ngokuvamile ngaphezu kuka-100°C |
Ngakho-ke, ngenkathi uhlela inqubo yokubopha i-LED, cabangela izinga lokushisa lokusebenza. Futhi ubale ukuthi yiliphi izinga lokushisa okufanele uhlole ama-chips e-LED ukuze uqinisekise ukusebenza kwawo okuphezulu.
- Izindlela Zokuthola I-Binning Yezinga Lokushisa Engaguquguquki
Ukulinganiswa kwezinzwa zezinga lokushisa: Izinzwa lokushisa lokushisa zidinga ukulinganisa. Iqinisekisa ukuthi zifunda ezingeni lokushisa elifanele. Umkhiqizi angaqhathanisa ukufundwa kwenzwa nomthombo wezinga lokushisa owaziwayo, njenge-thermocouple, futhi alungise okukhiphayo.
Isoftware Yokuqapha Izinga lokushisa: Isofthiwe yokuqapha izinga lokushisa ingalandelela ukufundwa kwezinga lokushisa futhi yenze izinguquko njengoba kudingeka. Le softhiwe ingaphinda ikhiqize imibiko. Futhi zixwayisa umsebenzisi uma ukufundwa kwezinga lokushisa kungaphandle kwebanga.
Izindlela Zokunxeshezelwa Kwezinga Lokushisa: Izindlela zokunxeshezelwa kwezinga lokushisa zingalungisa ukuhlukahluka kwezinga lokushisa. Lokhu kuhluka kwenzeka ngenxa yezinguquko kuzinga lokushisa le-ambient. Ngaphandle kwalokho, i-thermistor ingakala izinga lokushisa le-ambient. Ingakwazi futhi ukulungisa amandla kuma-LED ngokufanele.
Ukuphatha Okushisayo: Ukuphatha okushisayo okufanelekile kuzosiza ekuqinisekiseni ukuhlanganisa izinga lokushisa okungaguquki. Umkhiqizi angakwenza lokhu ngokusebenzisa amasinki okushisa. Noma bangasebenzisa ezinye izindlela zokupholisa ukuze bakhiphe ukushisa okukhiqizwa ama-LED.
Iyini i-Macadam Ellipse?
I-Macadam Ellipse iyindlela esetshenziswa ku-LED binning ukuchaza ukuhluka kombala kweqembu lama-LED. Kuwumfanekiso oyisithombe wezixhumanisi zombala (x, y) weqembu lama-LED esikhaleni sombala se-CIE 1931. Ikala ukuvumelana kombala eqenjini lonke lama-LED. Futhi ibala ibanga phakathi kwezixhumanisi zombala we-LED ngayinye. Iphinde ibale indawo emaphakathi ye-ellipse. Uma i-ellipse encane, umbala wama-LEDs eqenjini uyavumelana. Le ndlela ivame ukusetshenziswa ekukhiqizeni imikhiqizo yokukhanyisa i-LED. Iqinisekisa ukuthi ama-LED anombala nekhwalithi engaguquki.
Inqubo ye-LED Binning
Kunezinyathelo ezibalulekile ezidingekayo ekufakweni kwe-LED. Masizihlole ngezansi:
Isinyathelo 1: Ukuhlunga ama-LED ngeVoltage nokukhanya
Okokuqala, dala isistimu ehlelekile yokuhlunga ngokusekelwe ku-voltage oyifunayo kanye namazinga okukhanya. Isibonelo, ungasebenzisa ama-voltage asukela ku-1V kuye ku-5V kanye namazinga okukhanya asuka ku-0 lumens kuya ku-500 lumens. Uma isistimu yakho yokuhlunga isisendaweni, qala ukuhlola i-LED ngayinye ngayodwana. Ukuze wenze lokhu, sebenzisa i-multimeter noma enye idivayisi yokuhlola ukukala i-voltage yamanje. Futhi, kala ukukhanya kwe-LED ngayinye. Ngemuva kwalokho, ungawabeka emigqonyeni yawo.
Isinyathelo sesi-2: Sika i-Semiconductor ibe yi-Die
Kulesi sinyathelo, kufanele usike i-semiconductor ngesaha elinesihloko sedayimane. Okulandelayo, hlunga idayizi ngombala nokukhanya kube yimigqomo. Inqubo yokuhlunga yenziwa ngemishini ezenzakalelayo. Ingakwazi ukukala ukuphuma kokukhanya kwefa ngalinye futhi ikuhlukanise ngokwezinga elifiswayo.
Isinyathelo sesi-3: Amabhondi Ezintambo Nokuxhumana kukagesi
Amabhondi ezintambo akha ukuxhumana okuqinile kukagesi ngokusonga umucu wensimbi ezintamboni. Le nqubo iqinisekisa ukuthi uxhumano luvikelekile futhi luthembekile. Uma amabhondi ezintambo eseqedile, kufanele unamathisele izingxenye ze-LED kumthombo wazo wamandla usebenzisa izixhumi ze-solder noma ze-crimp. Manje, ama-LED akho alungele ukuhlungwa.
Isinyathelo sesi-4: I-LED Binning
Ngemva kokuqinisekisa amabhondi ezintambo afanele, hlunga ama-LED ngokwemibandela ethile. Cabangela ubukhulu, umbala, i-voltage, nezinye izici bese uzihlanganisa ngokufanele. Okokuqala, kala ukuphuma kokukhanya kwama-LED usebenzisa imitha yelux. Lokhu kuqinisekisa ukuthi izinga lokukhanya lihlangabezana nokucaciswa okufunayo. Bese, basebenzisa i-spectrometer ukukala ukunemba kombala weqoqo ngalinye kanye nokuvumelana. Futhi, hlola usayizi we-chip kanye ne-voltage yayo. Kule nqubo, imishini ezenzakalelayo iwusizo olukhulu. Ngaphandle kwalokho, lezi futhi zingenziwa mathupha kodwa ngeke zithembeke.
Isinyathelo sesi-5: Ukulawulwa Kwekhwalithi ye-LED
Ngemuva kokuhlanganisa i-LED, sekuyisikhathi sokuhlolwa kwekhwalithi. Lapha ithimba le-QC libheka ukukhubazeka okungenzeka, ukuqina, nokunye ukuhlola. Ngakho-ke, qinisekisa ukuthi iqoqo ngalinye lihlangabezana nezindinganiso zalo zekhwalithi nalezi zivivinyo.
Ngokulandela lezi zinyathelo ezilula, ungakwazi ukwenza ngempumelelo inqubo yokubopha i-LED.
Uyini Umehluko Phakathi Kwe-Colour Binning kanye ne-Flux Binning?
I-color binning kanye ne-flux binning yizindlela ezimbili. Bahlunga futhi bahlukanise izibani ngokusekelwe kumbala nokukhanya.
Ukuhlanganisa imibala kuhlanganisa ukuhlunga nokuhlukanisa ngokusekelwe ezicini zokukhanya zombala. Kungaba uhla lwe ama-wave yokukhanya ezizwela kakhulu kukho. Lokhu ngokuvamile kwenziwa ngokulinganisa impendulo ye-spectral yedivayisi. Bese uzihlanganisa zibe "imigqomo" ehlukene ngokusekelwe ezicini zazo.
I-Flux binning, ngakolunye uhlangothi, ifaka ukuhlunga ama-LED ngokusekelwe ezilinganisweni ze-lumen. Kule nqubo, ama-LED ahlanganiswa ngokugqama kwawo. Ukuphakama kwesilinganiso selume, ukukhanya kugqama.
Ukufingqa, ukubophezela kombala kusebenzisana nezici zombala zokukhanya. Ngaleso sikhathi, ukubophezela kwe-flux kucabangela ukukhanya kokukhanya ekuhlungeni kwe-LED.
Izinto Ongazicabangela Ngenkathi I-LED Binning
Kunezici ezimbalwa ezingathinta impumelelo ye-LED binning:
Bin Criteria
Ku-binning ye-LED, kufanele ucabangele le mibandela elandelayo:
- Flux Luminous: Ukukhanya okukhishwa yi-LED kukalwa ngama-lumens. Ama-LED aqoqwe abe yimigqomo ngokusekelwe ekukhanyeni kwawo okukhanyayo. Imigqomo ephakeme inamazinga aphezulu okuguquguquka.
- Ukushisa kombala: Umbala wokukhanya okhishwe yi-LED, ukalwa nge-Kelvins. Ama-LED aqoqwe abe yimigqomo ngokuya ngezinga lokushisa lombala wawo (izilinganiso ze-CCT). Imigqomo ye-CCT ephakeme inemibala epholile (eluhlaza okwesibhakabhaka), futhi ephansi inemibala efudumele (ebomvu).
- I-Voltage Phambili: I-voltage edingekayo ukushayela i-LED, ikalwa ngamavolthi. Ama-LED aqoqwe abe yimigqomo ngokusekelwe ku-voltage yawo eya phambili. Imigqomo ephakeme inezidingo zamandla kagesi aphezulu.
Ukucatshangelwa Kwezobuchwepheshe
Ukucatshangelwa kobuchwepheshe bokufaka i-LED kuhlanganisa:
- Izisetshenziswa zokulinganisa: Imishini yokulinganisa enembile iyadingeka ukuze kuhlolwe. Kubalulekile futhi ukuhlunga ama-LED ngokusekelwe kuzici zokusebenza kwawo.
- Binning Algorithm: I-algorithm yokuhlunga nokuhlanganisa ama-LED kufanele ihambisane futhi iphindeke.
- Ukushisa: Lokhu kungaba nomthelela omkhulu ekusebenzeni kwama-LED. Ngakho-ke, linganisa futhi ubophe ama-LED ngezinga lokushisa elingaguquki.
- Amazinga we-Binning: Izinhlelo zokusebenza ezihlukene zingase zidinge amazinga ahlukene okubopha. Qonda futhi uhambisane nezindinganiso ezifanele zokubopha isicelo esinikezwe.
- Ukuzenzekelayo: Amasistimu wokuhlanganisa azenzakalelayo angakhuphula ukusebenza kahle futhi anciphise amaphutha abantu.
- Ukulandelela: Kubalulekile ukwazi ukulandelela inqubo yokubopha. Futhi, landelela izici ze-LED ngayinye eboshwe.
Amazinga Omkhakha We-LED Binning
Amazinga womkhakha we-LED binning ayahluka kuye ngezinhlelo zokusebenza. Amanye amazinga ajwayelekile ana:
- I-ANSI C78.377-2017: I-American National Standards Institute (ANSI) ithuthukise lezi zindlela zokusebenzisa izibani ze-LED nezibani. Ichaza umbala kanye nokucaciswa kwechromatic kwezinsizakalo zokukhanyisa ezijwayelekile.
- IES LM-80-08: I-Illuminating Engineering Society (IES) ithuthukise leli zinga. Banikeza imihlahlandlela yokulinganisa nokubika ngokulungiswa kwe-lumen yemithombo yokukhanya ye-LED.
- I-JEDEC JS709A: I-Joint Electron Device Engineering Council (JEDEC) ithuthukise leli zinga. Bachaza izidingo zokubopha nokuhlunga zama-LED anokukhanya okuphezulu.
- I-CIE S025/E:2017: IKhomishana Yamazwe Ngamazwe Yokukhanyisa (CIE) yabeka leli zinga. Banikeza imihlahlandlela yezixhumanisi zemibala yemithombo yokukhanya ye-LED.
- I-IEC 60081: Leli zinga lingelezibani ze-fluorescent. Ichaza 5-isinyathelo MacAdam ellipses eziyisithupha okuzisholo CCTs.
Imithetho Yezemvelo Ye-LED Binning
Imithethonqubo yezemvelo ye-LED binning iyahlukahluka ngendawo nangokusebenza kwayo. Kodwa ezinye izimo ezijwayelekile zihlanganisa;
- Ukuthobelana ne-RoHS (Umkhawulo Wezinto Eziyingozi): Lesi siqondiso se-EU sivimbela ukusebenzisa izinto ezithile eziyingozi emikhiqizweni kagesi. Zihlanganisa i-lead, i-cadmium, ne-mercury. Ngakho-ke, ngenkathi i-LED ibopha, kufanele ucabangele leli qiniso.
- Amazinga Okusebenzisa Amandla: Amazwe amaningi anemibandela yokuwonga ugesi emikhiqizweni yokukhanyisa, okuhlanganisa nemikhiqizo ye-LED. Lawa mazinga angase acacise amazinga amancane okonga amandla. Futhi, kungaba izinga eliphezulu lokusetshenziswa kwamandla kwezinye izinhlobo zemikhiqizo.
- Amazinga wokuphepha: Imikhiqizo ye-LED kufanele ilandele izindinganiso zokuphepha ezifanele. Njenge-UL ne-CE. Lokhu kuqinisekisa ukuthi abafaki umlilo noma ingozi kagesi.
Le mihlahlandlela evamile nemithethonqubo ingase yehluke emazweni nasezifundeni ezihlukahlukene. Abakhiqizi kufanele baqaphele imithetho ngenkathi befaka i-LED.
Imithelela Eshisayo Ye-LED Binning
Umthelela oshisayo ku-LED ulingana ngokuphambene ne-voltage eya phambili, i-VF. Lapho izinga lokushisa likhuphuka, i-voltage eya phambili iyehla, ikhulisa ukugeleza kwamanje kuma-LED. Futhi ukugeleza kwamanje okweqile kungase kuthinte kabi ukusebenza kwesakhiwo.
Omunye umphumela oshisayo we-LED binning umthelela ku-flux ekhanyayo ye-LED. I-flux ekhanyayo ye-LED ithintwa izinga lokushisa le-LED. Njengoba izinga lokushisa likhuphuka, i-flux ekhanyayo iyancipha. Futhi ngaleyo ndlela, kuthinta ngokuqondile ukukhanya kokukhanyisa.
Ngaphezu kwalokho, ukuphathwa kwe-thermal nakho kungathinta impilo yonke ye-LED. Njengoba izinga lokushisa le-LED likhuphuka, izinga lokuwohloka kwe-LED nalo liyakhuphuka. Kuholela ekuphileni okufushane. Ukuphatha okushisayo okufanelekile kungasiza ekwehliseni lo mphumela.
Izinkinga Ezivamile noma Izinselele nge-LED Binning
Ngenkathi i-LED ibopha, ungabhekana nezinkinga ezijwayelekile, ezihlanganisa:
- Ukuhluka kombala: Enqubweni yokubopha i-LED, ukuhlunga nokuhlanganisa ama-LED kuyenziwa, kugcina isici sombala sayo yonke imigqomo singashintshi. Nokho, amanye ama-LED angase abe nokuhluka okuncane kombala. Zingathinta ukubonakala kwesistimu yokukhanyisa.
- Ukwehla kweLumen: I-LED binning iphinde ihlele ama-LED ngokuguquguquka kwawo okukhanyayo nokukhanya. Nokho, ngokuhamba kwesikhathi ukukhanya kwe-LED kungancipha, okwaziwa ngokuthi ukwehla kwe-lumen. Lokhu kungabangela ukukhanya okungalingani futhi kuthinte ukusebenza kwesistimu.
- Ukubhinca Okungalungile: Uma ama-LED engahlelwanga ngendlela efanele noma eqoqwe ngesikhathi senqubo yokuhlanganisa. Kungaholela ekungafaniseni ekusebenzeni nasembala. Lokhu kungabangela izinkinga ngesistimu yokukhanyisa.
- Izindleko: Ukufaka ama-LED kungaba yinqubo ebizayo. Kudinga imishini ekhethekile nabasebenzi abanekhono. Ngakho-ke, lokhu kungathinta izindleko eziphelele zesistimu yokukhanyisa.
Indlela Yokuhlola I-LED Ehlanganisiwe?
Ukuze uhlole i-LED eboshwe, udinga ukulandela lezi zinyathelo:
Isinyathelo 1: Xhuma i-LED Kumthombo Wamandla: Namathisela ukuhola okuhle kwe-LED kutheminali ephozithivu yomthombo wamandla. Bese uthinta amashaji anegethivu kutheminali enegethivu. Futhi ngaleyo ndlela hlola ukuthi i-LED iyakhanya noma cha.
Isinyathelo sesi-2: Linganisa I-Voltage kanye Neyamanje: Sebenzisa i-multimeter ukukala i-voltage kuyo yonke i-LED namanje egeleza kuyo.
Isinyathelo sesi-3:Bala inani le-Resistor: Sebenzisa umthetho we-Ohm ukubala inani le-resistor. Ifomula ithi R = (Vsource – Vf) / Uma
Isinyathelo sesi-4: Qhathanisa Ukufundwa Nemininingwane: Hlola imininingwane ye-LED ukuze ubone ukuthi i-voltage elindelekile kanye neyamanje kufanele ibe yini kuleyo LED eboshwe. Qhathanisa ukufundwa kwe-multimeter nokucaciswa.
Isinyathelo sesi-5: Qaphela okukhiphayo Okukhanyayo: Uma i-voltage nokufundwa kwamanje kufana nokucaciswa, bheka ukuphuma kokukhanya kwe-LED. Uma kungenzeki njengoba bekulindelekile, kungase kube nenkinga nge-LED.
Isinyathelo 6: Phinda Ukuhlola Ngemithombo Yamandla Ehlukile: Phinda ukuhlola ngemithombo yamandla ehlukene ukuze uqinisekise ukuthi i-LED isebenza ngendlela efanele.
Qaphela: Ama-LED ahlanganisiwe ahlukaniswa ngokusekelwe ku-voltage eya phambili namanje. Kubalulekile ukuhlola la manani ukuze uqinisekise ukuthi i-LED isebenza ngendlela efanele.
Amathiphu Okuthuthukisa Inqubo Yakho Yokubhina I-LED
- Chaza ngokucacile amapharamitha akho okubopha i-LED oyifunayo: Khomba imingcele ofisa ukuyisebenzisela ukubopha. Okufana nezinga lokushisa lombala, i-flux ekhanyayo, ne-voltage eya phambili. Lokhu kuzoqinisekisa ukuthi wonke ama-LED ayahlolwa ngemibandela efanayo.
- Sebenzisa indlela yokuhlola engashintshi: Sebenzisa izindlela zokuhlola ezingaguquki kuyo yonke inqubo yokubopha. Lokhu kungase kuhlanganise ukusebenzisa amathuluzi afanayo nezindlela zokulinganisa, futhi, nezimo zokuhlola ze-LED ngayinye.
- Sebenzisa isofthiwe yokuhlanganisa okuzenzakalelayo: Isofthiwe yokuhlanganisa okuzenzakalelayo ingenza kube lula inqubo yokubopha. Futhi, kunganciphisa amathuba okuba namaphutha omuntu. Lezi zinhlelo zingakwazi ukuhlela ngokuzenzakalelayo ama-LED abe yimigqomo ehlukene.
- Gcina amarekhodi anemininingwane: Ukugcina amarekhodi anemininingwane kungasiza ekuxazululeni izinkinga ezingase ziphakame. Ngokunjalo nangesikhathi esizayo. Lokhu kungase kuhlanganise ulwazi mayelana nempahla yokuhlola esetshenzisiwe. Futhi, amapharamitha wokubopha kanye nemiphumela yokuhlolwa ngakunye.
- Njalo buyekeza futhi ulungise inqubo yakho yokuhlanganisa: Ukubuyekeza nokubuyekeza inqubo yakho yokubopha kungaqinisekisa ukuthi uthola imiphumela engcono kakhulu. Futhi izoxazulula izinkinga zangaphambilini.
Cabangela isicelo sokugcina: Lokhu kuzokusiza ukuthi ubone amapharamitha wokubopha abalulekile. Iqinisekisa ukuthi ukhetha ama-LED angcono kakhulu wohlelo lokusebenza oluthile.
Imibuzo Evame Ukubuzwa
Isiphetho
Sengiphetha, i-LED binning iyinqubo yokuhlunga yama-LED. Ihlela ama-LED ngokusekelwe ezicini zawo zokubona kanye nezikagesi. Le nqubo ivumela abakhiqizi ukuthi baqinisekise ukuthi bapakisha ama-LED anezici ezifanayo. Ngakho-ke, ukubopha kwe-LED kuthuthukisa ukusebenza kanye nohlamvu lwemikhiqizo esekwe ku-LED. Izoqhubeka nokubamba iqhaza elikhulu ekuthuthukisweni nasekuthuthukisweni kobuchwepheshe be-LED.
I-LEDYi ikhiqiza izinga eliphezulu Imichilo ye-LED ne-LED neon flex. Yonke imikhiqizo yethu idlula ezindaweni zokusebenzela zobuchwepheshe obuphezulu ukuze kuqinisekiswe ikhwalithi ephezulu kakhulu. Ngaphandle kwalokho, sinikeza izinketho ongazikhetha kuma-strip ethu e-LED kanye ne-neon flex. Ngakho-ke, ngomugqa we-premium we-LED kanye ne-LED neon flex, xhumana ne-LEDYi ASAP!
