Yadda Ake Zaɓan Chip ɗin LED masu inganci

Cutar sankarau ta COVID-19 ta ƙara sha'awa ga na'urorin lalata UVC LED, suna tura UVC LED—samfurin har yanzu a farkon matakan ci gaba da sauri—zuwa gaba.

Tunda fasahar UVC LED har yanzu tana cikin ƙuruciyarta, babu ƙa'idodin ƙasa ko masana'antu. Bugu da ƙari, kamar yadda babu wani ma'aunin gwajin da aka karɓa don auna juzu'i mai haske da ƙarfin kwakwalwan UVC LED, babu wani na'urar gwajin UVC LED wanda ya dace da ma'auni.

Wadanne bambance-bambance ne ke wanzu tsakanin kwakwalwan LED (SMDs)? Wane irin zan dauka?

Za ku ga cewa kasuwa tana cike da ruɗani iri-iri na yuwuwa a farashin farashi daban-daban idan kun nemo kwararan fitilar Led don aikin zama ko kasuwanci. Yana iya zama abin sha'awa don zaɓar na'urar LED wanda shine mafi arha. Koyaya, ƙirar LED mai arha ba koyaushe shine mafi kyawun zaɓi ba saboda ingancin hasken LED ya bambanta sosai tsakanin masana'antun. Lokacin da tanadin makamashi, aiki, kiyayewa, da kuma a wasu yanayi, ana la'akari da farashin sauyawa, ƙayyadaddun ƙirar LED mai tsada na iya ƙare ƙarin farashi a cikin dogon lokaci. Don tabbatar da cewa kuna karɓar ƙima mai kyau don kuɗin ku kuma don cimma nasarar aikin hasken wutar lantarki na LED, yana da mahimmanci don tantancewa da kuma kwatanta halayen kayan aikin LED ɗin da kuke la'akari.

LED guntu iri daga fadi da kewayon Uv ya jawo masu aikinsi  za a iya amfani da su haifar da LED tsiri lighting.

Ta hanyar bambanta nau'ikan guntu mafi mashahuri guda biyu a kasuwa don tef ɗin LED, 3528 da 5050, za mu kwatanta maɓalli mai mahimmanci tsakanin su a cikin sassan da ke biyo baya.

Bambancin kwatanta LED 3528 tare da 5050

Ana iya amfani da guntuwar LED da yawa don yin hasken tsiri na LED. Girman guntu yana nuna lambobin da kuke gani, kamar 3528 da 5050. Girman da kuke gani a sama sune tsofaffin bangarori masu salo waɗanda suka kasance gama gari na ɗan lokaci. A halin yanzu, kwakwalwan kwamfuta na LED a cikin masu girma dabam na 2835, 3014, 5630, da 3020 sun fi dacewa da inganci. Kowannensu yana da fa'ida idan aka yi amfani da shi daidai. Ba za a iya sarrafa su da guntu "ɗaya" ba.

Ana amfani da su, musamman RGB masu canza launi, lokacin da kawai kuna buƙatar ɗan haske don yankin aikinku. LED 5050 ya dace musamman don haskaka wuraren da zai iya zama mai sauƙi ga manyan matakan haske na halitta tun lokacin, a ka'idar, lokacin kwatanta tube tare da adadin kwakwalwan kwamfuta, SMD 5050 LEDs na iya ba da fitowar haske wanda ya ninka sau uku na 3528. tsiri. Akwai ƙayyadaddun lamba kawai waɗanda zasu iya dacewa akan PCB saboda ƙara girman su. Shekaru 5050 suna da wasu iyakoki na haske lokacin amfani da su ta wannan hanyar.

Ko da yake suna haifar da ƙarin zafi fiye da ƙananan kwakwalwan kwamfuta, duk da haka suna yin haka a cikin ƙananan ƙimar fiye da sauran nau'ikan haske. Don canja wurin zafi daga kwakwalwan kwamfuta, waɗannan LEDs suna buƙatar PCB mai kauri.

Ya bambanta da 3528 LEDs, 5050s na iya haɗa nau'ikan kwakwalwan kwamfuta guda uku a cikin akwati don samar da miliyoyin yuwuwar haɗuwar launi.

LEDs na 3528 SMD a cikin babban yawa sun fi kyau don aikace-aikacen launi guda ɗaya, kodayake ana iya amfani da guntu 5050 a aikace-aikacen da ke buƙatar launi ɗaya kawai.

Ta yaya ake gwada guntuwar UVC LED?

Ma'aunin sifa na I-V na guntu yana da sauƙi. Ana iya amfani da mai gwadawa don auna shi kai tsaye, ko kuma tsarin gwaji madaidaiciya wanda aka yi da ci gaba da samar da wutar lantarki kuma ana iya gina voltmeter. Masana'antun na LED marufi iya amfani da irin ƙarfin lantarki da na yanzu gwajin tsarin na Leeds photoelectric halayyar cikakken magwajin, wani pulsed ikon tushen, sa'an nan zana I-V halayyar kwana bayan auna daidai ƙarfin lantarki ta sãɓãwar launukansa halin yanzu. Tsarin ya ƙunshi tushen wutar lantarki ta waje, danniya mai haske na LED - mai gwada damuwa, da EVERFINE U-20 zurfin UV mai haske.

Kayan aiki don canza kusurwa da nisa an haɗa shi tare da gwajin rarraba hasken LED, yin ma'auni mai sauƙi.

Matsakaicin haske na LED - mai gwada damuwa yana da kusurwa da na'urar daidaitawa ta nisa, yana mai sauƙaƙa don auna ƙarfin radiation a kusurwoyi da nisa daban-daban. Ƙarfin wutar lantarki na DC yana ƙarfafa tsarin gwaji. Daidaita fitar da wutar lantarki yana ba da damar sarrafa ingantaccen shigarwar na yanzu zuwa LED.

Chips na LED suna kula da canza wutar lantarki zuwa haske, kuma suna sarrafa launi da ingancin hasken da na'urar LED ke fitarwa. Kodayake akwai masu kera guntu na LED da yawa a duk faɗin duniya, akwai babban bambanci a ingancin guntu na LED da aiki akan kasuwa. Ana samun manyan masu yin kwakwalwan LED a China da Koriya ta Kudu, da kuma sanannun kamfanoni a Amurka da Japan.

Me yasa yake da mahimmanci don ɗaukar kayan aikin LED waɗanda ke amfani da kwakwalwan LED masu ƙima?  

Ko da a tsakanin kwakwalwan LED daga tsari iri ɗaya, akwai bambance-bambance na yau da kullun a cikin launi mai haske, haske, da ƙarfin lantarki yayin aikin samarwa.

bins" bisa ga halayensu. Ana amfani da "bins" mafi kunkuntar don mafi kyawun kwakwalwan LED, yana ba da tabbacin cewa duk wani canje-canje tsakanin kwakwalwan kwamfuta kadan ne da ba za a iya gano su ba. Komai girman aikin hasken wutar lantarki na LED ɗinku, zaku iya ba da garantin ci gaba da aikin LED ta zaɓin kayan aikin LED ta amfani da kwakwalwan LED masu inganci.

Inda za a siyan kwakwalwan LED masu inganci daga

Daya daga cikin saman Uv ya jawo masu aikinsi  UV LED a China Tianhui Electronics . Abubuwan da muke bayarwa sun haɗa da bincike da haɓakawa a cikin kimiyya, Taimakon Fasaha, da Sabis ɗin ƙira Sayar da kayan lantarki 5. Aikace-aikacen fitilar UV zuwa allon microcircuit. Mu ne daya daga cikin Asiya ta kan gaba wuce kima Uv led  samar da masu amfani da UV LED , kayayyaki, da ayyuka. Abubuwan da muke bayarwa sun haɗa da UVA, UVB, da UVC daga gajere zuwa tsayin raƙuman raƙuman ruwa da cikakkun ƙayyadaddun ƙayyadaddun UV LED waɗanda ke jere daga ƙasa zuwa babban iko. Bukatun abokan ciniki shine babban fifikonmu, kuma mun sadaukar da mu don ba su sabis na musamman.