Takardar Bayanin Fasaha ta LED Cube Light 2020 - Girman 2.0x2.0x0.7mm - Ƙarfin Wutar Lantarki 2.5V - Wutar Lantarki 0.125W - Super Red - Takardar Fasaha ta Turanci

1. Bayanin Samfur

Cube Light na 2020 babban LED ne mai ƙarfi, mai hawa a saman, wanda aka tsara da farko don aikace-aikacen hasken mota masu buƙatu. Ƙaramin girmansa na 2.0mm x 2.0mm ya sa ya dace da ƙirar da ke da ƙarancin sarari inda ake buƙatar ingantaccen haske mai ƙarfi. Babban fa'idodin wannan kayan sun haɗa da cancantar sa zuwa madaidaicin ma'aunin mota na AEC-Q102, wanda ke tabbatar da aiki da tsawon rayuwa a ƙarƙashin yanayi mai tsauri, da kuma bin ka'idojin RoHS, REACH, da umarnin marasa halogen. Kasuwar da aka yi niyya ta mayar da hankali sosai kan na'urorin hasken ciki da waje na mota, gami da amma ba'a iyakance su ga alamun dashboard, hasken cibiyar sarrafawa, da sauran fitilun sigina daban-daban.

2. Bincike Mai zurfi na Sigogi na Fasaha

2.1 Halayen Hoto da Na'urar Lantarki

Babban aikin LED an ayyana shi a daidaitaccen gwajin na'urar na 50mA. A ƙarƙashin wannan yanayin, yana ba da hasken haske na yau da kullun na lumens 6, tare da mafi ƙarancin 4 lm da matsakaicin 10 lm. Babban tsawon raƙuman ruwa yana tsakiya a 629 nm (Super Red), tare da kewayon yau da kullun daga 627 nm zuwa 639 nm, yana ayyana madaidaicin wurin launinsa. Ƙarfin wutar lantarki na gaba (Vf) a 50mA yawanci 2.5V ne, kewayo daga 1.75V zuwa 2.75V. Wannan sigogi yana da mahimmanci don ƙirar da'irar tuƙi da lissafin sarrafa zafi. Na'urar tana ba da faɗin kusurwar kallo na digiri 120, yana ba da tsarin radiyo mai faɗi da daidaito wanda ya dace da aikace-aikacen haske da yawa.

2.2 Matsakaicin Matsakaicin Ƙimar da Halayen Zafi

Don tabbatar da aiki mai aminci, ba za a iya aiki da na'urar fiye da Matsakaicin Matsakaicin Ƙimar ta ba. Matsakaicin ci gaba na gaba na yanzu shine 75 mA, tare da izinin igiyar ruwa na 400 mA don ƙananan bugun jini (≤10 μs). Matsakaicin ɓarnawar wutar lantarki shine 206.25 mW. Yanayin zafi na haɗin gwiwa (Tj) bai kamata ya wuce 150°C ba, tare da kewayon yanayin aiki na -40°C zuwa +125°C, wanda ke da mahimmanci don aikace-aikacen mota a ƙarƙashin hular ko waje. An ba da ƙimar juriya na zafi guda biyu: ainihin juriya na zafi (Rth JS real) na 40 K/W (typ.) da juriya na zafi na lantarki (Rth JS el) na 28 K/W (typ.). Ƙimar lantarki, wanda aka samo daga ƙimar zafin Vf, ana amfani da shi sau da yawa don ƙididdige yanayin zafi na haɗin gwiwa a cikin tsarin sarrafa zafi mai aiki.

3. Bayanin Tsarin Binning

An rarraba samfurin zuwa kwandon shara don tabbatar da daidaito a cikin mahimman sigogi don samar da yawa.

3.1 Binning na Hasken Hasken

An jera hasken haske zuwa kwandon shara huɗu (E1 zuwa E4), tare da kwandon E2 na yau da kullun wanda ya ƙunshi lumens 5 zuwa 6 da kwandon E3 wanda ya ƙunshi lumens 6 zuwa 8 a 50mA. Wannan yana ba masu ƙira damar zaɓar LEDs bisa ga matakin haske da ake buƙata don takamaiman aikace-aikacen su.

3.2 Binning na Ƙarfin Wutar Lantarki na Gaba

An rarraba ƙarfin wutar lantarki na gaba zuwa kwandon shara huɗu (1720, 2022, 2225, 2527), wanda ya dace da kewayon ƙarfin lantarki daga 1.75-2.0V har zuwa 2.5-2.75V. Daidaita kwandon Vf a cikin jeri na iya taimakawa wajen cimma daidaiton rarraba halin yanzu da haske.

3.3 Binning na Babban Tsawon Raƙuman Ruwa

Babban tsawon raƙuman ruwa shima an sanya shi cikin lambobi huɗu (2730, 3033, 3336, 3639), wanda ya fara daga 627-630 nm zuwa 636-639 nm. Wannan tsauraran kulawa akan launi yana tabbatar da daidaiton gani, wanda ke da mahimmanci a cikin hasken mota inda fahimtar launi ke da mahimmanci.

4. Bincike Mai zurfi na Lankwasa Ayyuka

4.1 Lankwasa IV da Dangantakar Hasken Hasken

Graf na Halin Yanzu na Gaba da Ƙarfin Wutar Lantarki na Gaba yana nuna alaƙar alaƙa ta musamman. Lankwasa Dangantakar Hasken Hasken da Halin Yanzu na Gaba yana kusan layi har zuwa madaidaicin maki 50mA, yana nuna ingantacciyar inganci a cikin daidaitaccen kewayon aiki.

4.2 Dogaro da Yanayin Zafi

Graf na Dangantakar Hasken Hasken da Yanayin Zafi na Haɗin gwiwa yana nuna cewa fitar da haske yana raguwa yayin da zafin jiki ya ƙaru, halin da ake sani da LEDs. Lankwasa Dangantakar Ƙarfin Wutar Lantarki na Gaba da Yanayin Zafi na Haɗin gwiwa yana da gangare mara kyau, yana ba da hanyar ƙididdige yanayin zafi na haɗin gwiwa ta hanyar auna Vf. Canjin Babban Tsawon Raƙuman Ruwa da Yanayin Zafi na Haɗin gwiwa yana nuna canji mai kyau (zuwa tsayin raƙuman ruwa) tare da ƙaruwar zafin jiki.

4.3 Rarraba Spectral da Ragewa

Graf na Rarraba Spectral na Dangantaka yana tabbatar da fitarwar ja mai launi ɗaya a kusa da 629 nm. Lankwasa Rage Halin Yanzu na Gaba yana da mahimmanci don ƙirar zafi, yana nuna yadda dole ne a rage matsakaicin halin yanzu na ci gaba yayin da zafin gindin solder ya ƙara sama da 25°C. Misali, a zafin gindi na 125°C, matsakaicin halin yanzu shine 75 mA.

5. Bayanin Injiniya da Kunshin

LED yana cikin ƙaramin kunshin 2020 (2.0mm x 2.0mm) tare da tsayin kusan 0.7mm. Zanen injiniya ya ƙayyade duk mahimman girma da juriya (yawanci ±0.1mm). Kayan yana da gindin zafi don ingantaccen zubar da zafi daga haɗin gwiwa zuwa allon da'ira da aka buga (PCB).

5.1 Tsarin Gindin Solder da Aka Ba da Shawara

An ba da cikakken tsarin ƙasa (sawun ƙafa) don ƙirar PCB. Wannan ya haɗa da girma don gindin solder na anode da cathode da kuma gindin zafi na tsakiya. Bin wannan shawarar yana da mahimmanci don cimma haɗin gwiwar solder mai aminci, ingantaccen haɗin lantarki, da ingantaccen aikin zafi.

6. Jagororin Solder da Taro

6.1 Bayanin Siffar Solder na Reflow

Takardar bayanin ta ƙayyade cewa na'urar za ta iya jure matsakaicin zafin jiki na reflow na 260°C har zuwa dakika 30. Wannan ya dace da daidaitattun hanyoyin reflow na solder marasa gubar (SnAgCu). Masu ƙira yakamata su bi cikakken bayanin yanayin zafi tare da matakan dumama, jiƙa, sake kwarara, da sanyaya don rage girgizar zafi da tabbatar da ingantaccen taro.

6.2 Abubuwan da Ake Bukata don Amfani

Abubuwan da ake buƙata na gabaɗaya sun haɗa da guje wa matsin lamba na injiniya akan ruwan tabarau na LED, hana fitar da wutar lantarki mai tsauri (ESD) yayin sarrafawa (an ƙididdige na'urar don 2kV HBM), da kuma tabbatar da cewa polarity daidai yake yayin taro don hana lalacewar karkatar da baya, saboda ba a tsara na'urar don aikin baya ba.

7. Bayanin Kunshin da Oda

Ana ba da LEDs akan tef da reel don haɗin gwiwar zaɓi da wuri ta atomatik. An ayyana takamaiman girman reel da adadin kunshin kowane reel a cikin sashin bayanin kunshin.

7.1 Tsarin Lambar Sashi

Lambar sashi2020-SR050DL-AMan fassara shi kamar haka:

• 2020: Iyali na samfur da girman kunshin (2.0mm x 2.0mm).
• SR: Launi (Super Red).
• 050: Gwajin halin yanzu (50 mA).
• D: Nau'in firam ɗin jagora (Au + Farin manne).
• L: Matakin haske (ƙananan kwandon shara dangane da iyali; takamaiman kwarara an ayyana shi ta teburin binning).
• AM: Yana nuna matakin aikace-aikacen mota.

8. Shawarwari na Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

Babban aikace-aikacen shine hasken mota. Wannan ya haɗa da aikace-aikacen ciki kamar hasken baya na canji, alamun gungu na kayan aiki, da hasken yanayi. Aikace-aikacen waje na iya haɗawa da fitilun alamar gefe, fitilun tsakiyar tsayawa mai tsayi (CHMSL), ko wasu ayyukan sigina inda aka ƙayyade launin ja. Cancantar sa na AEC-Q102 ya sa ya dace da waɗannan yanayi masu tsauri.

8.2 Abubuwan da Ake Bukata don Ƙira

Da'irar Direba:Ana ba da shawarar direba mai tsayayye don kiyaye fitar da haske mai ƙarfi, saboda hasken LED aiki ne na halin yanzu, ba ƙarfin wutar lantarki ba. Dole ne a ƙididdige direba don samar da halin yanzu da ake buƙata (misali, 50mA) yayin la'akari da kwandon ƙarfin wutar lantarki na gaba na LED.Gudanar da Zafi:Dole ne a yi amfani da ingantaccen tsarin PCB tare da ingantaccen tsarin taimakon zafi wanda aka haɗa zuwa gindin zafi. Yi amfani da lankwasa ragewa don tabbatar da cewa yanayin zafi na haɗin gwiwa ya kasance cikin iyaka a matsakaicin yanayin yanayi na aikace-aikacen.Ƙirar Gani:Yakamata a yi la'akari da kusurwar kallo na 120° lokacin ƙirar ruwan tabarau ko jagororin haske don cimma tsarin katako da ake so da daidaiton haske.

9. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da daidaitattun LED na SMD na kasuwanci, manyan abubuwan da suka bambanta na wannan ɓangaren su ne takaddun amincinsa na matakin mota (AEC-Q102) da faɗaɗa kewayon yanayin aiki (-40°C zuwa +125°C). Haɗa cikakken rarrabuwar juriya na sulfur (Class A1) wani muhimmin fa'ida ne don aikace-aikacen mota, inda bayyanar da iskar gas mai ɗauke da sulfur zai iya lalata kayan tushen azurfa. Bayar da duka sigogin juriya na zafi na gaske da na lantarki yana ba da ƙarin sassauci don ƙirar zafi mai ci gaba fiye da yawancin samfuran da ke fafatawa.

10. Tambayoyin da ake yawan yi (Dangane da Sigogi na Fasaha)

Q: Menene bambanci tsakanin Rth JS real da Rth JS el?A: Rth JS real shine ainihin juriya na zafi daga haɗin gwiwa zuwa wurin solder, wanda aka auna ta amfani da na'urar auna zafin jiki ta zahiri. An ƙididdige Rth JS el daga canjin ƙarfin wutar lantarki na gaba tare da zafin jiki kuma ana amfani da shi don sa ido kan yanayin zafi na haɗin gwiwa a cikin yanayin aiki yayin aiki.

Q: Ta yaya zan zaɓi kwandon shara daidai don aikace-aikacena?A: Zaɓi kwandon shara na hasken haske (E1-E4) bisa ga mafi ƙarancin haske da ake buƙata. Zaɓi kwandon ƙarfin wutar lantarki na gaba don dacewa da wasu LEDs a cikin jeri don raba halin yanzu ko don sauƙaƙe ƙirar direba. Zaɓi babban kwandon tsawon raƙuman ruwa don buƙatun daidaiton launi mai tsauri.

Q: Shin zan iya tuƙi wannan LED tare da tushen wutar lantarki?A: Ba a ba da shawarar ba. LEDs na'urori ne masu tuƙi na halin yanzu. Ƙananan canji a cikin ƙarfin wutar lantarki na gaba zai iya haifar da babban canji a cikin halin yanzu saboda alaƙar IV mai ma'ana, wanda ke haifar da rashin daidaiton haske da yuwuwar lalacewar wuce gona da iri. Koyaushe yi amfani da direba mai tsayayye ko resistor mai iyakancewa halin yanzu tare da samar da wutar lantarki mai ƙarfi.

11. Yanayin Ƙira da Amfani na Aiki

Harka: Ƙirar Alamar Gargadin Dashboard.Mai ƙira yana buƙatar haske mai haske, amintacce ja don fitilar gargadi mai mahimmanci. Sun zaɓi 2020-SR050DL-AM a cikin kwandon hasken haske na E3 (6-8 lm) don ganuwa mai girma. Tsarin PCB ya bi sahihan gindin solder da aka ba da shawarar, tare da babban zubar da tagulla da aka haɗa zuwa gindin zafi don zubar da zafi. Da'ira mai sauƙi tare da samar da mota na 12V yana amfani da resistor na jerin don iyakance halin yanzu zuwa 50mA, wanda aka ƙididdige shi bisa ga Vf na yau da kullun na 2.5V. An tabbatar da ƙirar a cikin cikakken kewayon zafin jiki na mota, yana tabbatar da cewa fitilar gargadi ta cika ƙayyadaddun haske ko da a yanayin yanayi na 85°C, ta amfani da lankwasan ragewa don tabbatar da aiki.

12. Gabatarwar Ka'idar Aiki

Wannan diode ne mai fitar da haske na semiconductor. Lokacin da aka yi amfani da ƙarfin wutar lantarki na gaba wanda ya wuce ƙarfin bandgap ɗinsa, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na guntuwar semiconductor, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke ciki na guntun yana ƙayyade tsawon raƙuman ruwa (launi) na hasken da aka fitar. A cikin wannan Super Red LED, an samar da babban tsawon raƙuman ruwa na ~629 nm. Daga nan sai a siffata hasken kuma a fitar da shi ta ruwan tabarau mai ɗauke da shi, wanda kuma yana ba da kariya ga muhalli.

13. Trends na Fasaha da Ci gaba

Trend a cikin SMD LEDs na mota yana ci gaba zuwa mafi inganci (ƙarin lumens a kowace watt), yana ba da damar sigina masu haske tare da ƙarancin amfani da wutar lantarki da rage nauyin zafi. Haka nan akwai turawa don ƙananan girman kunshin tare da kiyayewa ko ingantaccen aikin zafi don tallafawa ƙananan na'urorin haske. Ingantaccen aminci a ƙarƙashin yanayi mai tsauri, kamar mafi girman yanayin zafi da juriya ga sinadarai masu tsauri, ya kasance babban abin ci gaba. Bugu da ƙari, haɗa na'urorin lantarki direba ko guntu masu launi da yawa (RGB) cikin kunshin ɗaya shine ci gaba mai gudana don ingantattun tsarin haske.