ELUA2016OGB UVA LED Takardar Bayani - Girman 2.04x1.64x0.75mm - Ƙarfin Wutar Lantarki 3.0-4.0V - Ƙarfi 0.2W - Takardar Fasaha ta Turanci

1. Bayanin Samfur

Jerin samfurin ELUA2016OGB yana wakiltar madaidaicin mafita na LED mai tushen yumbu, wanda aka ƙera musamman don aikace-aikacen ultraviolet (UVA). An ƙera wannan jerin don ba da aiki mai daidaito a cikin yanayi masu ƙarfi, ta amfani da ƙarfin fakitin Al₂O₃yumbu don ingantaccen sarrafa zafi da tsawon rayuwa. Matsayin farko na wannan samfurin yana cikin sashin ƙarfin UVA mai ƙarfi zuwa matsakaici, yana nufin aikace-aikace inda ƙaramin siffa, aminci, da takamaiman fitarwar bakan haske suke da mahimmanci. Babban fa'idodinsa sun haɗa da ƙaramin ƙafa na 2.04mm x 1.64mm, wanda ya sa ya dace da ƙirar da ke da ƙarancin sarari, haɗin kariyar ESD wanda ke haɓaka dorewa, da bin manyan ka'idojin muhalli da aminci ciki har da RoHS, REACH, da buƙatun marasa halogen. Kasuwannin da ake nufi sun bambanta, sun haɗa da na'urorin lantarki na masu amfani, tsarin kauri na masana'antu, da kayan aikin gano musamman.

2. Zurfin Bincike na Sigogi na Fasaha

2.1 Halayen Hoto da Na'urorin Lantarki

Jerin ELUA2016OGB yana aiki a cikin kewayon kwararar gaba (I_F), tare da matsakaicin ƙimar DC na 100mA da matsakaicin wurin aiki na 60mA. Ƙarfin wutar lantarki na gaba (V_F) an ƙayyade shi tsakanin 3.0V zuwa 4.0V a wannan kwararar tuƙi na 60mA, wanda shine ma'auni mai mahimmanci don ƙirar da'irar tuƙi. Ƙarfin haske, wanda ke auna ƙarfin haske da aka fitar a cikin milliwatts (mW), ya bambanta ta hanyar samfurin. Misali, bambancin 360-370nm yana da mafi ƙarancin ƙarfin haske na 50mW, na yau da kullun na 80mW, da matsakaicin 110mW. Samfurin 380-390nm ya fara da 65mW, samfuran 390-400nm da 400-410nm sun fara da 70mW. An ƙayyade rukunin tsayin raƙuman ruwa a sarari: Rukunin U36 (360-370nm), U38 (380-390nm), U39 (390-400nm), da U40 (400-410nm), tare da ƙimar auna na ±1nm.

2.2 Matsakaicin Ƙimar Ƙimar da Halayen Zafi

Don tabbatar da amincin na'urar, ba za a iya wuce matsakaicin ƙimar ƙima ba. Matsakaicin zafin jiki (T_J) shine 105°C. An ƙididdige na'urar don kewayon zafin aiki (T_Opr) na -40°C zuwa +85°C da kuma irin wannan kewayon zafin ajiya (T_Stg). Matsakaicin juriyar ESD (Samfurin Jikin Mutum) shine 2000V, yana ba da matakin kariya mai kyau daga fitar da wutar lantarki yayin sarrafawa da haɗawa. Ƙirar zafi mai dacewa tana da mahimmanci don kiyaye zafin jiki a ƙasa da iyakarsa ta matsakaici, saboda wuce gona da iri zai hanzarta lalacewa kuma ya rage tsawon lokacin aiki.

3. Bayanin Tsarin Rarrabawa

Samfurin yana amfani da cikakken tsarin rarrabawa don rarraba LED bisa ga ma'auni masu mahimmanci na aiki, yana tabbatar da daidaito ga mai amfani na ƙarshe.

3.1 Rarrabawar Ƙarfin Hasken

Ana rarraba ƙarfin haske bisa ga rukunin tsayin raƙuman ruwa. Ga rukunin 365nm (U36), lambar rukunin R1 ta ƙunshi 50-75mW kuma R2 ta ƙunshi 75-110mW. Ga rukunin 385nm (U38), R4 ta ƙunshi 65-85mW kuma R5 ta ƙunshi 85-110mW. Ga rukunin 395-405nm (U39/U40), R5 ta ƙunshi 70-90mW kuma R6 ta ƙunshi 90-110mW. Ana amfani da ƙimar auna na ±10%.

3.2 Rarrabawar Tsayin Raƙuman Ruwa

Kamar yadda aka ambata, ana rarraba tsayin raƙuman ruwa zuwa manyan rukunoni guda huɗu: U36, U38, U39, da U40, waɗanda suka dace da kewayon 10nm da suka fara daga 360nm. Wannan yana ba masu ƙira damar zaɓar LED tare da takamaiman fitarwar bakan haske da ake buƙata don aikace-aikacensu, kamar mafi kyawun kauri don takamaiman resins ko matsakaicin hankali don na'urori masu gano.

3.3 Rarrabawar Ƙarfin Wutar Lantarki na Gaba

Ana rarraba ƙarfin wutar lantarki na gaba a cikin ƙaruwa na 0.2V daga 3.0V zuwa 4.0V (misali, 3032 don 3.0-3.2V, 3234 don 3.2-3.4V, da sauransu). An ƙayyade wannan rarrabawar a daidai lokacin aiki na yau da kullun na 60mA tare da ƙimar auna na ±2%. Zaɓin LED daga ƙaramin rukunin ƙarfin wutar lantarki na iya taimakawa wajen ƙirar da'irori masu tuƙi iri ɗaya da kuma samun daidaitaccen aiki a cikin jerin LED.

4. Bincike na Lanƙwasa Aiki

4.1 Rarraba Bakan

Lanƙwasan bakan da aka bayar sun nuna matsakaicin fitarwa mai alaƙa a tsawon raƙuman ruwa don bambance-bambancen tsayin raƙuman ruwa huɗu (365nm, 385nm, 395nm, 405nm). Kowane lanƙwasa yana nuna takamaiman kololuwa a cikin kewayon rukuninsa tare da cikakken faɗin rabin matsakaici (FWHM) na yau da kullun na LED na UVA mai tushen nitride. LED na 365nm yana nuna fitarwa da farko a cikin kewayon 350-380nm, yayin da fitarwar LED na 405nm ta ƙara zuwa yankin violet da ake iya gani.

4.2 Kwarara vs. Ƙarfin Hasken da Ƙarfin Wutar Lantarki

Lanƙwasa mai alaƙa da ƙarfin haske da kwararar gaba yana nuna alaƙar ƙasa da layi. Fitarwa yana ƙaruwa tare da kwarara amma yana iya nuna tasirin jikewa a manyan kwararar saboda raguwar inganci da tasirin zafi. Lanƙwasa ƙarfin wutar lantarki na gaba da kwararar gaba yana nuna halayen diode na yau da kullun, tare da ƙarfin wutar lantarki yana ƙaruwa da logarithmic tare da kwarara. Yana da mahimmanci a yi aiki a cikin takamaiman kewayon kwarara don guje wa hauhawar zafin jiki mai yawa.

4.3 Dogaro da Zafin Jiki

Lanƙwasan aiki da zafin yanayi suna da mahimmanci don ƙira na ainihi. Ƙarfin haske mai alaƙa yana raguwa yayin da zafin yanayi ke ƙaruwa, wani abu na gama gari ga duk LED. Misali, a 60mA, fitarwa na iya raguwa zuwa kusan 82% na ƙimarsa a 25°C lokacin da yanayi ya kai 85°C. Tsayin raƙuman ruwa kuma yana nuna ɗan canji tare da zafin jiki, yawanci yana ƙaruwa da ƴan nanometers a cikin kewayon aiki. Ƙarfin wutar lantarki na gaba yana raguwa da layi tare da ƙaruwar zafin jiki, wanda dole ne a yi la'akari da shi a cikin ƙirar tuƙi na yau da kullun.

4.4 Lanƙwasa Rage Ƙimar

Lanƙwasa rage ƙimar yana ƙayyade matsakaicin kwararar gaba da aka yarda da ita azaman aikin zafin yanayi. Don kiyaye zafin jiki a ƙasa da 105°C, dole ne a rage matsakaicin kwararar da aka yarda da ita lokacin aiki a cikin yanayin zafi mai girma. Wannan lanƙwasa yana da mahimmanci don tabbatar da amincin dogon lokaci da hana guduwar zafi.

5. Bayanin Injiniya da Fakitin

LED yana cikin ƙaramin fakitin na'urar hawa a saman (SMD) tare da girma na 2.04mm (tsayi) x 1.64mm (faɗi) x 0.75mm (tsayi). An gina fakitin daga yumbu na alumina (Al₂O₃), wanda ke ba da ingantaccen watsa zafi idan aka kwatanta da fakitin filastik, yana taimakawa wajen kawar da zafi daga guntu. Ruwan tabarau yana ba da kusurwar kallo na yau da kullun na digiri 120. An gano cathode akan fakitin. An ba da cikakken zane mai girma a cikin takardar bayani, yana ƙayyade wuraren kushin da ƙimar ƙima (yawanci ±0.2mm). Muhimmin bayanin shine cewa kushin zafi yana haɗe da lantarki zuwa cathode. Ƙirar injiniyancin ta jaddada cewa bai kamata a sarrafa na'urar ta ruwan tabarau ba, saboda damuwar injiniya na iya haifar da gazawa.

6. Jagororin Solder da Haɗawa

ELUA2016OGB ya dace da daidaitattun hanyoyin fasahar hawa a saman (SMT), gami da solder na sake kunnawa. Manyan jagororin sun haɗa da: bai kamata a yi aikin solder na sake kunnawa fiye da sau biyu ba don rage damuwar zafi akan fakitin da haɗin gwiwa na ciki. Yayin lokacin dumama na solder, dole ne a guji damuwar injiniyancin akan LED. Bayan an kammala aikin solder, ya kamata a guji lanƙwasa allon da'ira (PCB) don hana fashewar haɗin solder ko fakitin yumbu kanta. Idan an yi amfani da shi, kauri na mannewa dole ne ya bi daidaitattun hanyoyin aiki. Waɗannan matakan kariya suna da mahimmanci don kiyaye ingancin tsari da amincin dogon lokaci na LED.

7. Bayanin Oda da Sunan Samfurin

Lambar oda ta samfurin tana bin cikakken tsari: ELUA2016OGB-PXXXXYY3040060-V21M. Kowane sashe yana da ma'ana ta musamman: "EL" yana wakiltar mai kera, "UA" yana nuna nau'in UVA, "2016" yana nuna girman fakitin 2.0x1.6mm, "O" yana ƙayyade Al₂O₃kayan yumbu, "G" yana nuna murfin azurfa, kuma "B" yana nuna kusurwar katako na digiri 120. Sashen "PXXXX" yana ƙayyade kewayon tsayin raƙuman ruwa (misali, 6070 don 360-370nm). Sashen "YY" yana ƙayyade mafi ƙarancin rukunin ƙarfin haske (misali, R1 don 50mW). "3040" yana nuna kewayon ƙarfin wutar lantarki na gaba na 3.0-4.0V, kuma "060" yana ƙayyade kwararar gaba na 60mA. Ƙarshen "V21M" yana nuna nau'in guntu a tsaye, girman guntu na 20mil, guntu guda ɗaya, da nau'in aikin gyare-gyare.

8. Shawarwarin Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

Takardar bayani ta lissafa aikace-aikace masu mahimmanci da yawa: kauri na UV na farce, gano jabu na UV, da tarko na sauro na UV. A cikin kauri na UV, ana amfani da bambance-bambancen 365nm ko 385nm yawanci don fara photopolymerization a cikin gels da mannewa. Don gano jabu, ana amfani da takamaiman tsayin raƙuman ruwa (sau da yawa 365nm ko 395nm) don tada tawada na tsaro ko kayan da ke haskakawa a ƙarƙashin hasken UV. A cikin tarkokin kwari, ƙananan tsayin raƙuman ruwa na UVA kusa da 365nm suna da jan hankali sosai ga yawancin kwari masu tashi.

8.2 Abubuwan da ake la'akari da ƙira

Lokacin ƙira tare da wannan LED, abubuwa da yawa suna da mahimmanci. Gudanar da zafi yana da mahimmanci; tabbatar da isasshen yanki na tagulla na PCB ko heatsinking don kawar da zafi, musamman lokacin aiki a ko kusa da matsakaicin kwarara. Yi amfani da da'irar tuƙi mai yau da kullun don tabbatar da fitarwar haske mai tsayi da kare LED daga ƙwararar kwarara. Yi la'akari da rarrabawar ƙarfin wutar lantarki na gaba lokacin ƙirar da'irori don jerin LED masu yawa don tabbatar da rarraba kwarara iri ɗaya. Yi la'akari da dogaro da zafin jiki na duka fitarwa da tsayin raƙuman ruwa a cikin yanayin aikace-aikace na ƙarshe. Koyaushe ku bi matsakaicin ƙimar ƙima don tabbatar da aminci.

9. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da daidaitattun LED na UVA masu fakitin filastik, fakitin yumbu na ELUA2016OGB yana ba da ingantaccen aikin zafi sosai, wanda ke haifar da mafi girman yuwuwar kwararar tuƙi, ingantaccen kulawa da lumen, da tsawon rayuwa a cikin aikace-aikacen zafi mai girma ko ƙarfin wutar lantarki mai girma. Haɗin kariyar ESD na 2kV shine fa'ida mai mahimmanci don haɓaka ƙarfi a cikin masana'antu da amfani da filin. Daidaitaccen rarrabawa a tsawon raƙuman ruwa, ƙarfin haske, da ƙarfin wutar lantarki yana ba da damar mafi daidaito a cikin aikin aikace-aikace idan aka kwatanta da samfuran da ba a rarraba su ba ko kuma an rarraba su sako-sako. Ƙaramin ƙafa na 2016 yana ba da damar ƙanƙanta wanda ba zai yiwu ba tare da manyan nau'ikan fakitin.

10. Tambayoyin da ake yawan yi (Bisa ga Ma'auni na Fasaha)

Q: Menene bambanci tsakanin samfuran tsayin raƙuman ruwa daban-daban (misali, 365nm da 405nm)?

A: Babban bambanci shine tsayin raƙuman ruwa na fitarwa. 365nm yana fitarwa a cikin ƙaramin kewayon UVA, sau da yawa ana amfani dashi don kauri na takamaiman sinadarai da jan hankalin kwari. 405nm yana kan iyakar UVA da violet da ake iya gani, mai amfani ga aikace-aikacen da ke buƙatar wasu alamu da ake iya gani ko inda takamaiman kayan suka fi amsa da tsayin raƙuman ruwa mai tsayi.

Q: Zan iya tuƙi wannan LED a 100mA akai-akai?

A: A'a. Matsakaicin kwararar gaba na DC shine matsakaicin ƙimar ƙima. Matsakaicin yanayin aiki shine 60mA. Ci gaba da aiki a 100mA zai wuce ƙimar zafin jiki sai dai idan an ba da sanyaya na musamman, kamar yadda lanƙwasa rage ƙimar ya nuna. Wannan zai rage tsawon rayuwa sosai kuma yana iya haifar da gazawar nan take.

Q: Ta yaya zan fassara ƙimar ƙarfin haske (Mafi ƙarancin/Yau da Kullun/Matsakaicin)?

A: Mafi ƙarancin ƙimar shine ƙayyadaddun iyaka don rukunin. Ƙimar yau da kullun ita ce matsakaici ko aikin da ake tsammani. Matsakaicin shine babban iyaka. Masu ƙira yakamata su yi amfani da mafi ƙarancin ƙima don ƙididdiga na yanayin mafi munin yanayi don tabbatar da aikace-aikacensu yana samun isasshen ƙarfin UV.

Q: Shin kushin zafi yana keɓe da lantarki?

A: A'a. Takardar bayani ta bayyana a sarari cewa kushin zafi yana haɗe da lantarki tare da cathode. Dole ne a yi la'akari da wannan yayin shimfidar PCB don guje wa gajerun hanyoyin lantarki.

11. Misalai na Ƙira da Amfani na Aiki

Misali na 1: Alkalami na Kauri na UV na Hannu:Mai ƙira ya ƙirƙiri na'urar hannu don kauri na cikawa na hakori ko gel na farce. Sun zaɓi ELUA2016OGB-P8090R43040060-V21M (385nm, 65mW mafi ƙarancin) saboda daidaiton fitarwa da dacewar tsayin raƙuman ruwa. Sun ƙirƙiri ƙaramin PCB tare da zubar da tagulla a ƙarƙashin LED azaman heatsink, wanda aka tuƙa ta hanyar mai haɓaka daga baturin Li-ion na 3.7V wanda ke ba da 60mA akai-akai. Ƙaramin girman LED yana ba da damar ƙirar alkalami mai santsi.

Misali na 2: Module na Tabbatar da Kuɗin Banki:Don tsarin gano jabu, injiniya yana buƙatar tushen UV mai tsayi. Sun zaɓi ELUA2016OGB-P6070R13040060-V21M (365nm) saboda tasirinsa akan sifofin tsaro. Sun ƙirƙiri jerin LED 4 akan ƙaramin module. Ta hanyar zaɓar LED daga rukunin ƙarfin wutar lantarki na gaba iri ɗaya (misali, 3234), sun haɗa su a jere tare da tuƙi guda ɗaya mai yau da kullun da aka saita zuwa 60mA, yana tabbatar da haske iri ɗaya a cikin jerin da sauƙaƙe ƙirar tuƙi.

12. Gabatar da Ƙa'idar Aiki

LED na UVA, kamar ELUA2016OGB, na'urori ne na semiconductor waɗanda suka dogara da tsarin kayan aluminum gallium nitride (AlGaN). Lokacin da aka yi amfani da ƙarfin wutar lantarki na gaba a kan mahaɗin p-n, ana shigar da electrons da ramuka cikin yankin aiki. Haɗuwarsu yana sakin makamashi a cikin nau'in photons. Takamaiman tsayin raƙuman ruwa na waɗannan photons (a cikin kewayon UVA, 315-400nm) an ƙaddara shi ta hanyar makamashin bandgap na kayan semiconductor a cikin yankin aiki, wanda aka ƙera yayin aikin girma na epitaxial. Fakitin yumbu yana aiki don fitar da haske, samar da kariyar injiniya, kuma mafi mahimmanci, yana kai zafi daga guntun semiconductor zuwa yanayin waje, wanda ke da mahimmanci don kiyaye inganci da tsawon rayuwa.

13. Trends na Fasaha da Ci gaba

Kasuwannin LED na UVA ana motsa su ta hanyar trends zuwa mafi inganci (ƙarin ƙarfin haske a kowace watt na lantarki), tsawon rayuwar na'ura, da rage farashin kowace milliwatt. Akwai ci gaba da bincike don inganta ingancin quantum na ciki (IQE) na kayan AlGaN da haɓaka fitar da haske daga guntu. Trends na fakitin sun haɗa da haɓaka mafi ingantaccen tushe mai zafi da sabbin ƙirar ruwan tabarau don takamaiman tsarin katako. Bugu da ƙari, akwai tuƙi don ƙarin sarrafa tsayin raƙuman ruwa da ƙunƙuntaccen fitarwar bakan don aikace-aikacen da ke buƙatar takamaiman makamashin photon, kamar ci gaba da hanyoyin kauri na likita da masana'antu. Trends na ƙanƙanta, wanda aka misalta ta fakitin kamar 2016, yana ci gaba da ba da damar sabbin aikace-aikace a cikin na'urori masu sawa da ƙanƙanta.