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Tianhui- daya daga cikin manyan UV LED guntu masana'antun da kuma masu kaya bayar da ODM/OEM UV jagoranci guntu sabis.

Me Ke Sa Farar guntuwar LED ta mutu?

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Yawancin masana'antun suna amfani da kayan arha da ƙasa don rage farashin fitilun don yaudarar abokan ciniki. Yawan korafe-korafe masu inganci game da fitilun WHITE LED ya karu a cikin shekaru biyu da suka gabata saboda wannan. Fuskokin bangon rawaya yana ɗaya daga cikinsu, kuma yana da muni sosai. Za mu yi magana game da dalilan da ya sa Kurfa farin guntu LED  Mutu. Ba tare da wani ɓata lokaci ba, bari mu nutse a ciki.

Menene farin guntu LED ?

Samar da farin haske tare da WHITE LEDs ana iya cika su ta hanyoyi biyu daban-daban. Hanyar RGB ita ce ta farko, kuma hanyar phosphor ita ce ta biyu. Hanyar phosphor ita ce wacce aka fi yin aiki akai-akai a fannin hasken wuta. Dabarar phosphor tana ƙirƙirar fakitin WHITE LED wanda ke haifar da farin haske ta hanyar shafa shuɗi farin guntu LED tare da rawaya phosphor.

Me Ke Sa Farar guntuwar LED ta mutu? 1

Samar da farin haske tare da WHITE LEDs ana iya cika su ta hanyoyi biyu daban-daban. Hanyar RGB ita ce ta farko, kuma hanyar phosphor ita ce ta biyu. Hanyar phosphor ita ce wacce aka fi yin aiki akai-akai a fannin hasken wuta.

Ta hanyar haɗa fitilu masu launin ja, koren, da shuɗi a daidai gwargwado, ana samar da farin farin ta amfani da dabarar RGB.

Dabarar phosphor tana ƙirƙirar fakitin WHITE LED wanda ke haifar da farin haske ta hanyar shafa shuɗi farin guntu LED  tare da rawaya phosphor. Matsayin rawaya mai kyalli yana ba da damar hasken shuɗin da aka samar ta farin guntu LED  don wucewa, ƙirƙirar farin haske tare da haɗakar blues da rawaya photon.

A matakin guntu, diode mai haske mai haske (LED) ya ƙunshi kayan semiconductor waɗanda aka yi amfani da su don samar da haɗin p-n. Ta hanyar amfani da halin yanzu na son zuciya zuwa mahaɗar, mutum na iya tilasta wa electrons su matsa daga rukunin gudanarwa na nau'in n zuwa rukunin gudanarwa na nau'in p. Wannan sake haɗewa wani tsari ne mai haskakawa wanda, a mafi yawan lokuta, yana haifar da samar da photon tare da tsayin daka wanda aka ƙaddara ta hanyar bandgap na kayan.

Me Ke Sa Farar guntuwar LED ta mutu? 2

Bayan zane na WHITE LED  wafer, sai a yanka shi gaba, kuma wanda ya mutu wanda ya hada da wafer an haɗa shi kuma a tattara shi. Wajibi ne don haɗa WHITE LED  zuwa jagororin ta hanyar amfani da wayoyi masu kyau, waɗanda galibi ana yin su da zinare, don samar da motsi na gaba wanda ya zama dole don samun haske daga FARAR LED.

Me yasa farin guntu LED ya mutu?

WHITE LEDs yawanci suna fuskantar ɗayan manyan nau'ikan gazawa guda biyu: ci gaba ko bala'i. Rashin nasarar WHITE LED  ana iya haifar da jinkirin raguwa a cikin lokaci sabanin canji na kwatsam, tare da keɓancewa kaɗan. Rashin gazawa, a idanun dillalai, ba yanayin jihohi biyu bane amma ma'ana ce mai fa'ida akan ci gaba da matakan aiki. Kamar yadda bincike ya nuna, idon dan adam yana iya gano sauyin da ya kai kashi 30 cikin 100 na hasken wuta kafin fitowar fitila ya ragu da haka. Sakamakon haka, galibin masana'antun suna bayyana yanayin rayuwar na'urar a matsayin matakin da fitowar haskenta ya faɗi ƙasa da kashi 70 na ƙimar da take da shi a farko.

Duk da haka, wannan ba yana nufin cewa gazawar bala'i ba za ta taɓa faruwa ba. A zahiri, yuwuwar ɗayan na'urorin ku za ta daina aiki da kyau a wani lokaci yana ƙaruwa daidai gwargwado tare da tsananin yanayin aiki. Akwai, duk da haka, matakan da zaku iya ɗauka don rage tasirin yawancin waɗannan abubuwan kuma ƙara yuwuwar karɓar aikace-aikacenku.

gazawar kayan aiki

WHITE LED  aiki da tsawon rayuwa sun dogara da ingancin kayan aiki. Sake haɗe-haɗe-haɗe-haɗe-haɗe zai haifar da ruɓewa mara raɗaɗi idan kayan yana da lahani da yawa. Yawancin farin-haske WHITE LED s ana kera su akan sapphire substrates wanda aka rufe da GaN. Matsi daga rashin daidaituwar lattice yana haifar da ɓarnawar zaren. Kyawawan tsage-tsalle suna yaduwa a tsaye daga fim ɗin GaN zuwa yankin da ke aiki, wanda ya haifar da ruɓar raɗaɗi. Fitowar fitilun yana raguwa yayin da lalatawar da ba ta da radiyo tana ƙaruwa. Thermocycling na iya yada wadannan lahani.

Leakawar halin yanzu daga kurakuran tsarin ya ba da damar juzu'i-nauyi na halin yanzu. Allurar dako ta wurin aiki na iya ƙirƙira ko yada lahani. Lalacewar yawa yana rage raguwar ƙarfin lantarki, yana shafar aiki.

Babban halin yanzu na iya haifar da lahani a gefen p-gefen mahaɗin. Damuwar wutar lantarki ta ƙasƙantar da ultraviolet WHITE LED s fiye da damuwa na thermal. Kudin hannun jari Zhuhai Tianhui Electronic Co., Ltd.   LED mai sanyi-fari shine manufa don aikace-aikacen haske mai haske. Na'urar da aka ɗora saman tana iya ɗaukar 2.8 A na gaba don fitarwa na 900 lm.

Juyawa da WHITE LED

Juyawa da WHITE LED  na iya lalata fitarwa da rayuwa. Don aikace-aikacen haske mai girma, saka na'ura kamar wannan LED mai sanyi-fari, wanda zai iya fitar da 900 lm a 2.8 A.

WHITE LED  kurakurai ba su iyakance ga kafofin watsa labarai masu aiki ba. Epoxy encapsulate yana kare mutuwa, amma yana iya haifar da matsala. Abun da ke sha zai iya canja wurin danshi ko sinadarai masu lalacewa zuwa ga mutu a cikin lamuni ko lalatattu. Lambobin sadarwa na iya haifar da gajeren wando ko wuce gona da iri. Passivation na iya rage wannan tasiri, amma ya kamata a kiyaye na'urori a cikin zafi, yanayin zafi.

Me Ke Sa Farar guntuwar LED ta mutu? 3

Laifin lantarki

Electromigration, wani tsari na kwatsam wanda aka haɓaka ta zafi ko yanayi mai ɗanɗano, zai iya samar da filaments daga karafa kamar azurfa a cikin manna da ake amfani da su don manne da fitattun LEDs zuwa allon allo. Kauce wa LEDs marasa lullube.

WHITE LE D wanda aka fallasa zuwa fitarwar wutar lantarki mai ƙarfi na iya yin kasala da bala'i. Matsanancin-high-voltage spikes sun zama gama gari. Tafiya ta cikin daki mai kafet na iya cajin ku har zuwa 1.5kV, dangane da zafi da takalma. Wannan girgiza na iya shawo kan juriya na kayan lantarki na semiconductor lokacin da aka kai ga mutu. Matsananciyar dumama da aka keɓe daga fitarwa na iya ratsa kafofin watsa labarai masu aiki, haifar da gazawar gajeriyar kewayawa.

Inda Za A Sayi Fari farin guntu LED  Wannan Yana Dadewa

Kudin hannun jari Zhuhai Tianhui Electronic Co., Ltd.  shi ne mai inganci UV LED masana'antun  ƙware a UV WHITE LED drive tsabtace iska, UV WHITE LED tuki ruwa tsaftacewa, UV WHITE LED drive bugu curing, uv White LED diode , uv   Ya kansa Moduli , da sauran abubuwa. Yana da ƙwararrun bincike da haɓakawa da ma'aikatan wayar da kan jama'a don samar wa abokan ciniki Tsarin tuƙi na UV WHITE LED, kuma samfuran sa sun sami amincewar abokin ciniki da yawa.

Hardware na Tianhui ya kasance wani ɓangare na kunshin tuƙi na UV WHITE LED tare da cikakken jerin abubuwan halitta, daidaiton inganci da karko, da ƙarancin farashi. Abubuwan da aka haɗa sun haɗa da UVA, UVB, da UVC daga gajere zuwa tsayin mita da cikakkun bayanai na Radiation na UV daga ƙasa zuwa babban iko.

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