UVC3535CZ0215 LED Takardar Bayani - 3.5x3.5x0.99mm - 5.0-8.0V - 0.7W - 270-285nm - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfur

Jerin UVC3535CZ0215 yana wakiltar ingantaccen mafita na LED na UVC mai tushen yumbu wanda aka ƙera don aikace-aikacen ultraviolet masu buƙatu. An tsara wannan samfurin don ba da aiki mai daidaito a cikin yanayin da ƙarfi da kwanciyar hankali na fitarwa na gani suke da mahimmanci.

1.1 Fa'idodi na Asali

Babban fa'idodin wannan jerin LED ya samo asali ne daga ginin kayan sa da ƙirar lantarki. Kunshin yumbu yana ba da ingantaccen sarrafa zafi fiye da madadin robobi, wanda kai tsaye yana ba da gudummawa ga tsawon rayuwar aiki da kwanciyar hankali na fitarwa mai haske. Diod na Zener da aka haɗa yana ba da kariya daga fitar da wutar lantarki (ESD) wanda aka ƙididdige har zuwa 2,000V (Samfurin Jikin Mutum), yana ƙara ƙarfin ɗan adam na kayan aiki akan sarrafawa da sauye-sauyen wutar lantarki na muhalli. Bugu da ƙari, samfurin ya bi ka'idoji manyan muhalli da tsaro ciki har da RoHS, ba shi da gubar, kuma yana bin ka'idojin EU REACH da ƙa'idodin marasa halogen (Br<900ppm, Cl<900ppm, Br+Cl<1500ppm), yana mai da shi dacewa ga kasuwannin duniya masu ƙaƙƙarfan buƙatun ƙa'ida.

1.2 Aikace-aikacen Manufa

Babban aikace-aikacen wannan jerin LED na UVC shine kashe kwayoyin cuta da kashe ƙwayoyin cuta na UV. Tsawon raƙuman 270-285nm yana da tasiri musamman wajen kashe ƙananan ƙwayoyin cuta kamar ƙwayoyin cuta, ƙwayoyin cuta, da molds ta hanyar lalata DNA da RNA. Takamaiman amfani sun haɗa da tsarin tsarkake ruwa, raka'o'in kashe ƙwayoyin cuta na iska, na'urorin kashe ƙwayoyin cuta a saman a cikin saitunan kiwon lafiya, da samfuran tsarkakewa na masu amfani. Faɗin kusurwar kallo na 150° yana sauƙaƙe ƙira masu buƙatar ɗaukar yanki mai faɗi ba tare da rikitattun ruwan tabarau na biyu na gani ba.

2. Bincike Mai zurfi na Ma'auni na Fasaha

Cikakkiyar fahimtar ma'auni na lantarki, na gani, da na zafi yana da mahimmanci don haɗa nasara cikin samfurin ƙarshe.

2.1 Matsakaicin Matsakaicin Ƙimar

Waɗannan ƙimar suna ayyana iyakokin damuwa waɗanda sama da su lalacewa na dindindin na iya faruwa. Matsakaicin ci gaba na yanzu na gaba (I_F) shine 150mA. Matsakaicin zafin haɗin gwiwa (T_J) shine 90°C. Na'urar na iya aiki a cikin kewayon yanayin zafi daga -40°C zuwa +85°C kuma ana adana ta daga -40°C zuwa +100°C. Juriyar zafi daga haɗin gwiwa zuwa kushin gyaɗa (R_th) an ƙayyade shi azaman 20°C/W, babban adadi don ƙirar mai sanyaya.

2.2 Halayen Hoto da Lantarki

Don takamaiman lambar oda UVC3535CZ0215-HUC7085008X80100-1T, mafi ƙarancin ƙarfin haske shine 8mW, na yau da kullun shine 10mW, kuma matsakaici shine 15mW, duk an auna su a cikin halin yanzu na gaba (I_F) na 100mA. Ƙarfin lantarki na gaba (V_F) a wannan halin yanzu ya bambanta daga 5.0V zuwa 8.0V. Matsakaicin fitar da tsawon raƙuman yana tsakanin 270nm da 285nm. Masu ƙira dole ne su yi la'akari da wannan V_Fkewayon lokacin zaɓar direba mai tsayayye.

3. Bayanin Tsarin Binning

An rarraba samfurin zuwa kwandon don tabbatar da daidaito a cikin kayan aikin samarwa. Ma'auni uku masu mahimmanci an yi su binning.

3.1 Binning na Ƙarfin Hasken Hasken

An jera ƙarfin haske zuwa kwandon biyu: Q1 (8-10mW) da Q2 (10-15mW). Wannan yana ba masu ƙira damar zaɓar LEDs bisa ga ƙarfin hasken gani da ake buƙata don aikace-aikacen su, tare da jurewar ma'auni na ±10%.

3.2 Binning na Matsakaicin Tsawon Raƙuman

Matsakaicin tsawon raƙuman yana da mahimmanci ga ingancin kashe ƙwayoyin cuta. Kwandon sune: U27A (270-275nm), U27B (275-280nm), da U28 (280-285nm), tare da jurewar ma'auni na ±1nm. Aikace-aikacen da ke nufin takamaiman bakan kashe ƙwayoyin cuta na iya zaɓar kwandon da ya dace.

3.3 Binning na Ƙarfin Lantarki na Gaba

An yi binning ƙarfin lantarki na gaba cikin ƙaruwa na 0.5V daga 5.0V zuwa 8.0V (misali, 5055 don 5.0-5.5V, 5560 don 5.5-6.0V, da sauransu), tare da jurewar ma'auni na ±2% a 100mA. Wannan binning yana taimakawa wajen ƙirar da'irori masu inganci da sarrafa nauyin zafi a cikin LEDs da yawa a jere ko a layi daya.

4. Bincike na Lanƙwasa Aiki

Takardar bayani tana ba da lanƙwasa halaye da yawa masu mahimmanci don hasashen aikin gaske.

4.1 Bakan da Ƙarfin Hasken Dangantaka da Halin Yanzu

Lanƙwasa bakan yana nuna matsakaicin matsakaici a cikin kewayon UVC na 270-285nm tare da ƙaramin fitarwa a wasu rukunoni. Lanƙwasa Ƙarfin Hasken Dangantaka da Halin Yanzu na Gaba yana kusan layi daya har zuwa ƙimar 100mA, yana nuna ingantaccen ingancin canza halin yanzu zuwa haske a cikin kewayon aiki.

4.2 Dangantakar Zafi da Lantarki

Lanƙwasa Matsakaicin Tsawon Raƙuman Dangantaka da Halin Yanzu yana nuna ƙaramin motsi (<5nm) a duk faɗin kewayon halin yanzu na aiki, yana nuna kwanciyar hankali na launi. Lanƙwasa Halin Yanzu na Gaba da Ƙarfin Lantarki na Gaba (I-V) yana nuna halayen alaƙar ma'auni na diode, mai mahimmanci don ƙirar direba. Lanƙwasa Ƙarfin Hasken Dangantaka da Yanayin Yanayi yana nuna fitarwa yana raguwa yayin da zafin jiki ya tashi, halin da ya saba ga LEDs wanda dole ne a biya diyya a cikin sarrafa zafi.

4.3 Lanƙwasa Rage Ƙimar

Watakila mafi mahimmanci ga amincin, Lanƙwasa Rage Ƙimar yana tsara matsakaicin halin yanzu na gaba da aka yarda da shi akan yanayin yanayi. Yayin da yanayin yanayi ya karu, dole ne a rage matsakaicin halin yanzu da aka yarda don hana zafin haɗin gwiwa ya wuce 90°C. Misali, a yanayin zafi na 85°C, an rage matsakaicin halin yanzu sosai daga matsakaicin matsakaicin 150mA.

5. Bayanin Injiniya da Kunshin

5.1 Girman Jiki

Girman kunshin shine 3.5mm (L) x 3.5mm (W) x 0.99mm (H), tare da jurewar ±0.2mm sai dai idan an ƙayyade in ba haka ba. Wannan ƙafar 3535 ƙa'idar masana'antu ce ta gama gari, tana sauƙaƙe shimfidar PCB da haɗin zaɓi da wuri.

5.2 Tsarin Kushin da Halin Polarity

Na'urar tana da kushin uku: Kushin 1 shine Anode (+), Kushin 2 shine Cathode (-), kuma Kushin 3 shine Kushin Zafi na Musamman. Kushin zafi yana da mahimmanci don ingantaccen canja wurin zafi daga haɗin gwiwar LED zuwa PCB kuma dole ne a yi gyaɗa daidai zuwa daidaitaccen zubar da tagulla akan allon don cimma ƙayyadaddun aikin zafi (R_th20°C/W). Haɗin polarity mara daidai zai hana LED haskakawa kuma yana iya lalata diod ɗin kariya na Zener na ciki.

6. Jagororin Gyaɗa da Taro

6.1 Tsarin Gyaɗa na Reflow

UVC3535CZ0215 ya dace da daidaitattun hanyoyin Fasahar Haɗawa ta Surface-Mount (SMT). Takardar bayani ta jaddada cewa bai kamata a yi gyaɗa na reflow fiye da sau biyu ba don guje wa matsanancin damuwa na zafi akan kunshin yumbu da kayan haɗin gwiwa na ciki. Yayin dumama, dole ne a guji matsin lamba na injiniya akan jikin LED. Bayan gyaɗa, bai kamata a lanƙwasa PCB ba, saboda hakan na iya fashe kunshin yumbu ko karya haɗin gyaɗa.

6.2 Yanayin Ajiya

Duk da yake ba a cikakken bayanin matakan ɗanɗano na ajiya ba, ana jigilar samfurin a cikin tsarin marufi mai juriya ga danshi (duba sashin Marufi), yana nuna cewa yana da hankali ga shan danshi. Ana ba da shawarar bin daidaitattun hanyoyin sarrafa matakin hankali na danshi na JEDEC don kayan yumbu idan an buɗe jakar, yawanci ya haɗa da gasa kafin reflow idan an fallasa sama da wani takamaiman iyaka.

7. Bayanin Marufi da Oda

7.1 Marufi na Tepe da Reel

Ana ba da LEDs akan tepe mai ɗaukar kaya wanda aka nannade akan reels. Daidaitaccen adadin shiryawa shine guda 1,000 a kowace reel. An ba da girman tepe mai ɗaukar kaya don tabbatar da dacewa da na'urorin ciyarwa na haɗin kai ta atomatik.

7.2 Jigilar Kaya Mai Jure Danshi

Ana rufe reels a cikin jakar kariya daga danshi na aluminum tare da desiccant don sarrafa ɗanɗano yayin ajiya da sufuri. An yiwa jakar lakabin bayanin samfurin da ya dace.

7.3 Fassarar Sunan Samfur

Cikakken lambar odaUVC3535CZ0215-HUC7085008X80100-1Tan tsara shi kamar haka:

• UVC3535CZ0215: Lambar sashi na tushe wanda ke nuna UVC, kunshin yumbu 3.5x3.5mm tare da Zener, guntu 2, kusurwa 150°.
• H: Nau'in guntu (A kwance).
• UC: Ma'anar Fitar Launi (Lambar musamman ta UVC).
• 7085: Tsawon raƙuman 270-285nm.
• 008: Mafi ƙarancin Ƙarfin Hasken Hasken 8mW.
• X80: Kewayon Ƙarfin Lantarki na Gaba 5.0-8.0V.
• 100: Halin Yanzu na Gaba 100mA.
• 1: Lambar adadin marufi (guda 1K).
• T: Marufi na tepe.

8. La'akari da Ƙirar Aikace-aikace

8.1 Ƙirar Da'irar Direba

Direba mai tsayayye yana tilas don aiki mai kwanciyar hankali da tsawon rai. Dole ne direba ya iya isar da har zuwa 100mA (ko wurin aikin da aka zaɓa) kuma ya jure matsakaicin ƙarfin lantarki na gaba har zuwa 8.0V a kowane LED. Lokacin haɗa LEDs da yawa a jere, ƙarfin lantarki na direba dole ne ya wuce jimlar matsakaicin V_Fna duk LEDs da ƙarin sarari. Haɗin layi daya gabaɗaya ba a ba da shawarar ba tare da daidaita halin yanzu na kowane mutum ba saboda V_Fbambance-bambancen binning.

8.2 Gudanar da Zafi

Ingantaccen sanyaya ba shi da sasantawa. Ta amfani da juriyar zafi (R_th) na 20°C/W da ɓarnawar wutar lantarki (P_D= V_F* I_F), ana iya ƙididdige hauhawar zafi daga kushin zuwa haɗin gwiwa: ΔT = R_th* P_D. Dole ne PCB ya kasance yana da isasshen kushin zafi (Kushin 3) mai girma kuma an haɗa shi da kyau zuwa jirgin tagulla, mai yuwuwa tare da ramukan zafi masu haɗawa zuwa sassan ciki ko na ƙasa. Dole ne a tuntuɓi lanƙwasa rage ƙimar don tabbatar da cewa zafin haɗin gwiwa ya kasance ƙasa da 90°C a cikin halin yanzu na aiki da matsakaicin yanayin yanayi.

8.3 La'akari da Gani da Tsaro

Radiation na UVC yana da illa ga fata da idanu na mutum. Ƙirar samfurin ƙarshe dole ne ya haɗa da fasalulluka na tsaro kamar maɓallan kulle-kulle, garkuwa, da alamun gargaɗi don hana fallasa. Kusurwar kallo na 150° tana ba da ɗaukar hoto mai faɗi amma tana iya buƙatar masu haskakawa ko shinge don jagorantar haske yadda ya kamata zuwa saman da aka yi niyya. Kayan da aka fallasa ga UVC dole ne su kasance masu juriya ga lalacewa daga tsayayyen fallasa UV (misali, wasu robobi na iya zama rawaya ko raunana).

9. Kwatancen Fasaha da Bambance-bambance

UVC3535CZ0215 ya bambanta kansa ta hanyar kunshin yumbu da haɗaɗɗen diod na Zener. Idan aka kwatanta da LEDs na UVC masu kunshin robobi, jikin yumbu yana ba da ingantaccen watsa zafi, wanda ke haifar da yuwuwar ƙananan zafin haɗin gwiwa a cikin halin yanzu na tuƙi iri ɗaya, wanda ke haifar da tsawon rayuwa (L70/B50) da ingantaccen fitarwa. Kariyar ESD na 2KV babbar fa'ida ce ta aminci, tana rage yawan gazawa yayin haɗawa da sarrafawa. Bayyanannen binning don tsawon raƙuman, ƙarfin haske, da ƙarfin lantarki yana ba masu ƙira da ƙayyadaddun sigogin aiki masu hasashe, yana ba da damar ƙarin jurewar tsarin.

10. Tambayoyin da ake yawan yi (FAQ)

10.1 Menene tsawon rayuwar wannan LED?

Duk da yake takardar bayani ba ta ba da jadawalin rayuwa na L70/B50 ba, tsawon rayuwar LEDs na UVC yana da tasiri sosai ta hanyar zafin haɗin gwiwa na aiki. Kiyaye zafin haɗin gwiwa ƙasa da matsakaicin 90°C, a ka'ida ƙasa da 60-70°C, ta hanyar ingantaccen ƙirar zafi shine babban abin da ke haifar da dubunnan sa'o'in rayuwar aiki.

10.2 Zan iya tuƙa wannan LED tare da tushen ƙarfin lantarki mai tsayayye?

A'a. LEDs na'urori ne masu tuƙa halin yanzu. Tushen ƙarfin lantarki mai tsayayye ba zai daidaita halin yanzu ba, yana haifar da guduwar zafi da gazawa cikin sauri saboda ƙimar zafi mara kyau na ƙarfin lantarki na gaba na LED. Koyaushe yi amfani da direba mai tsayayye ko da'irar da ke daidaita halin yanzu aiki.

10.3 Ta yaya zan fassara ƙayyadaddun Ƙarfin Hasken Hasken (mW) don aikace-aikacen kashe ƙwayoyin cuta na?

Ƙarfin haske (a cikin milliwatts) shine jimillar ƙarfin gani da aka fitar a cikin rukunin UVC. Ƙarfin hasken da ake buƙata ya dogara da allurar UV na ƙwayoyin cuta da aka yi niyya (wanda aka auna a cikin mJ/cm²), nisa zuwa manufa, lokacin fallasa, da ingancin tsarin gani. Dole ne ku ƙididdige hasken da ake buƙata (μW/cm²) a manufa kuma ku yi aiki a baya ta hanyar ingancin gani na tsarin ku don ƙayyade ƙarfin hasken LED da ake buƙata.

11. Nazarin Ƙira da Amfani

Yanayi: Ƙirar sandar tsarkake saman hannu.Ƙirar tana buƙatar siffa mai ƙarami, aiki na baturi, da ingantaccen kashe ƙwayoyin cuta a cikin dakika 5-10 a kowane wucewa. An zaɓi UVC3535CZ0215 saboda ƙaramin ƙafarsa na 3535 da kusurwa 150°, yana ba da damar saƙa mai sauƙi na LEDs 3-5 don rufe yankin kan sandar. An ƙera baturin lithium-ion tare da direba mai ƙarfi mai ƙarfi don samar da 80mA a kowane LED (an rage ƙima kaɗan don tazara na zafi a cikin na'urar hannu). PCB yana amfani da Layer tagulla mai oza 2 tare da babban kushin zafi a ƙarƙashin tsarin LED wanda aka haɗa shi da ginin aluminum na na'urar ta hanyar man zafi. Ginin yana aiki azaman mai sanyaya. Maɓalli na tsaro na tushen accelerometer yana tabbatar da cewa LEDs kawai suna kunna lokacin da sandar ke fuskantar ƙasa zuwa saman, yana hana fallasa da gangan. An zaɓi kwandon tsawon raƙuman U27B (275-280nm) don daidaiton ingancinsa akan ƙwayoyin cuta na gama gari da dacewar kayan.

12. Ka'idar Aiki

LEDs na UVC suna aiki bisa ka'idar electroluminescence a cikin kayan semiconductor, musamman tsarin tushen aluminum gallium nitride (AlGaN). Lokacin da aka yi amfani da ƙarfin lantarki na gaba, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na guntun semiconductor, suna sakin makamashi a cikin nau'in photons. An cimma takamaiman tsawon raƙuman 270-285nm ta hanyar sarrafa ƙarfin bandgap na yadudduka na AlGaN ta hanyar abun da ke ciki na aluminum. Wannan gajeren tsawon raƙuman, hasken UV-C mai ƙarfi yana shaye ta DNA da RNA na ƙananan ƙwayoyin cuta, yana haifar da dimers na thymine waɗanda ke hana kwafi kuma suna haifar da rashin aiki ko mutuwar tantanin halitta.

13. Trends na Fasaha

Kasuwar LED ta UVC tana mai da hankali kan haɓaka ingancin toshe-bango (ƙarfin fitarwa na gani a kowane ƙarfin lantarki na shigarwa), wanda a tarihi ya kasance ƙasa da na LEDs na gani. Haɓaka a cikin girma na epitaxial, ƙirar guntu, da ingancin cirewa na kunshin suna haifar da ribar inganci. Wani abin da ke faruwa shine haɓakar LEDs a cikin mafi gajeren tsawon raƙuman (misali, 220-230nm, wanda aka sani da Far-UVC), wanda zai iya ba da ingantaccen tsaro ga fallasa ɗan adam yayin riƙe kaddarorin kashe ƙwayoyin cuta. Bugu da ƙari, masu fitarwa na guntu ɗaya mai ƙarfi da kayan aikin guntu da yawa suna fitowa don haɓaka haske da rage adadin abubuwan da ake buƙata a cikin tsarin. Ci gaba da turawa don rage farashi yana sa mafita na LED na UVC su ƙara yin gasa tare da fitilun mercury-vapor na gargajiya a cikin ƙarin sassan aikace-aikace.