Kedu ihe na-ebute mgbawa LED ọcha na-anwụ?

Ọtụtụ ndị na-emepụta ihe na-eji ihe dị ọnụ ala na nke dị ala eme ihe iji wedata ọnụ ahịa oriọna iji rata ndị ahịa. Ọnụego mkpesa dị mma gbasara ọkụ ọkụ WHITE LED ebiliwo n'ime afọ abụọ gara aga n'ihi nke a. Igwe ọkụ 'elu-acha odo odo bụ otu n'ime ha, ọ dịkwa njọ n'ezie. Anyị ga-ekwu maka ihe kpatara ya Oghá mgbawa LED ọcha  anwụ. Na-enweghị mmasị ọzọ, ka anyị banye kpọmkwem.

Gịnị bụ mgbawa LED ọcha ?

Enwere ike ịrụpụta ọkụ na-acha ọcha na-acha ọcha LED n'ụzọ abụọ dị iche iche. Ụzọ RGB bụ nke mbụ, na usoro phosphor bụ nke abụọ. Usoro phosphor bụ nke a na-ejikarị arụ ọrụ na mpaghara ọkụ. Usoro phosphor na-emepụta ngwugwu ọkụ ọkụ WHITE nke na-emepụta ìhè ọcha site na mkpuchi na-acha anụnụ anụnụ mgbawa LED ọcha nwere phosphor odo.

Enwere ike ịrụpụta ọkụ na-acha ọcha na-acha ọcha LED n'ụzọ abụọ dị iche iche. Ụzọ RGB bụ nke mbụ, na usoro phosphor bụ nke abụọ. Usoro phosphor bụ nke a na-ejikarị arụ ọrụ na mpaghara ọkụ.

Site na ijikọ ọkụ na-acha uhie uhie, akwụkwọ ndụ akwụkwọ ndụ na acha anụnụ anụnụ n'ụzọ ziri ezi, a na-emepụta ọkụ ọcha site na iji usoro RGB.

Usoro phosphor na-emepụta ngwugwu ọkụ ọkụ WHITE nke na-emepụta ìhè ọcha site na mkpuchi na-acha anụnụ anụnụ mgbawa LED ọcha  nwere phosphor odo. Ihe oyi akwa fluorescent na-acha odo odo na-enye ohere ka ọkụ na-acha anụnụ anụnụ na-emepụta site na mgbawa LED ọcha  ịgafe, na-emepụta ìhè ọcha na ngwakọta nke blues na foton odo odo.

N'ọkwa nke mgbawa ahụ, ọkụ na-emitting diode (LED) bụ ihe mejupụtara semiconductor nke etinyere iji mepụta p-n junction. Site n'itinye nhụsianya na-aga n'ihu na nkwụsịtụ, mmadụ nwere ike ịmanye electrons ịkwaga site na n-ụdị conduction band gaa na p-ụdị conduction band. Nchikota nke a bu usoro ntughari nke, n'ime otutu oge, na-ebute mmepụta nke photon nke nwere ogologo ogologo ogologo nke a na-ekpebi site na bandgap nke ihe.

Mgbe ụkpụrụ nke ihe WHITE LED  wafer, a na-akpụ ya ọzọ, ma onye ahụ nwụrụ nke mebere wafer na-ejikọta ya na ngwugwu. Ọ dị mkpa ijikọ WHITE LED  na-eduga na-eji oke mma wires, nke a na-ejikarị ọla edo, iji mee ka ọ dị ugbu a na-aga n'ihu nke dị mkpa iji nweta ọkụ na ọkụ ọkụ na-acha ọcha.

Ntak mgbawa LED ọcha s anwụ?

WHITE LEDs na-enwetakarị otu n'ime ụdị ọdịda abụọ: na-aga n'ihu ma ọ bụ ọdachi. Ọdịda nke ọkụ ọkụ na-acha ọcha  O yikarịrị ka ọ ga-ebute site na iji nwayọọ nwayọọ na-aga n'ihu n'oge na-emegide mgbanwe mberede, ma e wezụga ole na ole. Ọdịda, n'anya ndị na-ere ahịa, abụghị ọnọdụ steeti abụọ kama ọ bụ isi ihe na-aga n'ihu na ọkwa arụmọrụ. Dika nyocha siri gosi, anya mmadu nwere ike ichota ngbanwe ruru pasenti 30 na ntughari ntule tupu mputa oriọna ebelata nke ukwuu. N'ihi nke a, ihe ka ọtụtụ n'ime ndị na-emepụta ihe na-akọwa usoro ndụ ngwaọrụ dị ka ebe mmepụta ya na-egbuke egbuke dara n'okpuru pasent 70 nke uru ọ nwere na mbụ.

Agbanyeghị, nke a apụtaghị na ọdịda dị egwu agaghị eme. N'ezie, ohere na otu n'ime ngwaọrụ gị ga-akwụsị ịrụ ọrụ nke ọma n'oge ụfọdụ na-abawanye n'otu n'otu na ịdị njọ nke ọnọdụ ọrụ. Agbanyeghị, enwere usoro ị nwere ike ime iji belata mmetụta nke ọtụtụ n'ime ihe ndị a wee mee ka enwere ike ịnabata ngwa gị.

Ihe ọdịda akụrụngwa

WHITE LED  arụmọrụ na ndụ ndụ na-adabere n'ịdị mma ihe. Nchikota oghere eletrọn ga-eme ka ire ere na-adịghị radiative ma ọ bụrụ na ihe ahụ nwere ọtụtụ ntụpọ. A na-arụpụta ọtụtụ ihe na-acha ọcha na-acha ọcha na-acha ọcha na mkpụrụ sapphire kpuchie na GaN. Mpụ si na lattice na-adabaghị na-eme ka eriri eri. Mgbawa dị mma na-agbasa kwụ ọtọ site na ihe nkiri GaN banye na mpaghara a na-arụ ọrụ, na-ebute ire ere na-adịghị na-egbuke egbuke. Mpụta oriọna na-ebelata ka ire ere na-abụghị nke ọkụ na-abawanye. Thermocycling nwere ike ịgbasa ntụpọ ndị a.

Mwepu nke ugbu a sitere na mmejọ arụrụ arụ na-ekwe ka ọ na-aga n'ihu n'ụzọ dị ugbu a. Ngwunye ụgbọelu site na mpaghara nọ n'ọrụ nwere ike ịmepụta ma ọ bụ gbasaa ntụpọ. Njupụta ntụpọ na-ebelata voltaji mmebi, na-emetụta arụmọrụ.

Nnukwu ugbu a nwere ike ịkpata ntụpọ n'akụkụ p-akụkụ njikọ. Nchegbu eletrik wedara ultraviolet WHITE LED karịa nrụgide thermal. Ụgwọ nke ụlọ ọrụ Zhuhai Tianhui Electronic Co., Ltd.   Igwe ọkụ dị jụụ na-acha ọcha dị mma maka ngwa ultra-egbuke egbuke. Ngwaọrụ etinyere n'elu nwere ike ijikwa 2.8 A na-aga n'ihu maka mmepụta 900 lm.

Ịnyafe ọkụ ọkụ na-acha ọcha

Ịnyafe ọkụ ọkụ na-acha ọcha  nwere ike imebi mmepụta na ndụ. Maka ngwa na-enwu gbaa, kọwaa ngwaọrụ dị ka LED a dị jụụ, nke nwere ike iwepụta 900 lm na 2.8 A.

WHITE LED  ejedebeghị na mgbasa ozi na-arụ ọrụ mmejọ. Epoxy encapsulate na-echebe ndị nwụrụ anwụ, ma ọ nwere ike ịkpata nsogbu. Ihe na-amị amị nwere ike ibufe mmiri mmiri ma ọ bụ kemịkalụ caustic na anwụ anwụ na gburugburu iru mmiri ma ọ bụ na-emebi emebi. Kọntaktsị mebiri emebi nwere ike ịmepụta obere mkpirisi ma ọ bụ oke ọkụ. Passivation nwere ike ibelata mmetụta a, ma ngwaọrụ kwesịrị ichebe na okpomọkụ, iru mmiri ọnọdụ.

Mmejọ eletrik

Electromigration, a spontaneous usoro enwekwukwa site iru mmiri ma ọ bụ ooh ọnọdụ, nwere ike spontaneously mepụta filaments si ọla dị ka ọlaọcha na mado eji na-agbasosi elu ugwu LEDs na mbadamba. Zere ọkụ ọkụ na-enweghị mkpuchi.

WHITE LE D ekpughere na mwepu electrostatic dị elu nwere ike daa nke ukwuu. Igwe ọkụ dị elu dị elu na-adịkarị. Ije ije n'ime ụlọ nwere kapeeti nwere ike ịgba gị ihe ruru 1.5 kV, dabere na iru mmiri na akpụkpọ ụkwụ. Ujo ahụ nwere ike imeri nguzogide ihe elektrọnịkị nke semiconductor mgbe ewepụtara ya na onye nwụrụ anwụ. Okpomọkụ mpaghara dị oke egwu sitere na mwepu nwere ike mebie mgbasa ozi na-arụ ọrụ, na-ebute ọdịda obere okirikiri.

Ebe Ịzụta Ọcha mgbawa LED ọcha  Nke ahụ na-adị ogologo oge

Ụgwọ nke ụlọ ọrụ Zhuhai Tianhui Electronic Co., Ltd.  bụ a elu-edu UV Ndị na-emepụta LED  ọkachamara na UV WHITE LED mbanye ikuku sanitization, UV WHITE LED mbanye mmiri nhicha, UV WHITE LED mbanye ebipụta ọgwụgwọ, uv White LED diode , uv   Edu Moduwu , na ihe ndị ọzọ. Ọ nwere ọkachamara nyocha na mmepe na ndị ọrụ mgbasa ozi iji nye ndị ahịa UV WHITE LED Drive Arrangement, yana ngwaahịa ya enwetala nnabata ndị ahịa zuru ebe niile.

Hardware Tianhui abụrụla akụkụ nke ngwugwu mbanye UV WHITE LED nwere usoro okike zuru oke, ịdị mma na ịdịte aka, yana ọnụ ala dị ala. Ihe mejupụtara ya gụnyere UVA, UVB, na UVC site na mkpụmkpụ ruo ogologo oge yana ozi Radiation UV zuru oke site na obere ruo ike dị elu.