LED Ja 3.45x3.45x2.20mm - Ƙarfin Gaba 2.0V - Ƙarfi 0.7W - Tsawon Wavelength 620-630nm - Takaddun Fasaha na Hausa

1. Bayyani na Samfurin

RF-AL-C3535L2K1RE-03 LED ne mai ƙarfi ja wanda aka tsara don aikace-aikacen haske masu buƙata. Yana amfani da fasahar marufi na ceramic mai ci gaba (Chip on Substrate) wanda ke ba da ingantaccen sarrafa zafi da amincin injiniya. Girman marufi shine 3.45mm × 3.45mm × 2.20mm, yana sa ya dace da ƙananan ɓangarorin haske. Wannan LED yana ba da haske na yau da kullun 60-90 lm a 350mA, tare da tsawon wavelength 620-630nm (ja mai zurfi). Kusurwar gani mai faɗi 120° yana tabbatar da rarraba haske daidai. Samfurin ya dace da RoHS kuma an ƙididdige shi don matakin damuwa na danshi 1 (MSL 1), yana ba da rayuwa mara iyaka kafin walda.

2. Nazarin Sigogi na Fasaha Daki-daki

2.1 Halayen Lantarki da Hasken Haske (a Ts=25°C, IF=350mA)

• Ƙarfin Gaba (VF):1.8V min, 2.0V typ, 2.4V max. Wannan ƙaramin ƙarfin gaba yana ba da damar tuƙi mai inganci daga tushen wutar lantarki mai ƙarancin ƙarfi. Tsayayyen rarrabuwa (0.2V matakai) yana ba da haske daidai a cikin jerin LED masu yawa.
• Hasken Haske (Φv):60 lm min, 75 lm typ, 90 lm max. Babban ingancin haske (≈215 lm/W a 350mA) an samu ta hanyar ƙirar chip mai inganci da marufi na ceramic.
• Jimlar Haske na Radiant (Φe):200 mW min, 350 mW typ, 500 mW max. Yana da amfani ga aikace-aikacen da ke buƙatar jimlar ƙarfin haske kamar sigina.
• Tsawon Wavelength na Dominant (λD):620 nm min, 625 nm typ, 630 nm max. Wannan ja mai zurfi yana dacewa da LEDs masu canza phosphor don hasken noma ko tare da ƙa'idodin siginar hanya.
• Juyawa Reverse (IR):Matsakaici 10 µA a VR=5V, yana tabbatar da rashin zubewa a cikin juyawa mara kyau.
• Kusurwar Gani (2θ1/2):120° typ, yana ba da haske mai faɗi don aikace-aikacen haske mai ruwa.

2.2 Matsakaicin Matsayin Ƙarfi

• Rarraba Ƙarfi (PD):1920 mW.
• Ƙarfin Gaba (IF):800 mA ci gaba, 900 mA kololuwa (1/10 aiki, 0.1ms bugun jini).
• Juyawa Reverse (VR): 5V.
• Juriya ESD (HBM):>2000V (yawan amfanin gona >80%).
• Zazzabi na Aiki:-40°C zuwa +85°C.
• Zazzabi na Junction (TJ):Matsakaici 125°C.

La'akarin Tsarin Zafi:Marufin ceramic yana ba da ingantaccen tafiyar da zafi. Duk da haka, don kiyaye zazzabin junction ƙasa da 125°C, ingantaccen zubar da zafi yana da mahimmanci yayin aiki kusa da mafi girman wutar lantarki. Don ci gaba da aiki 350mA, ana ba da shawarar yankin kushin tagulla na akalla 50mm² akan allo na FR4 na yau da kullun.

3. Bayanin Tsarin Rarraba

Don sauƙaƙe daidaiton launi da haske, an rarraba LEDs zuwa bins don ƙarfin gaba, haske, da wavelength. Lambobin bin ana buga su akan lakabin reel kamar yadda aka nuna a Table 1-3 na takardun bayanai.

Lokacin yin oda ko ƙira, tabbatar ka ƙayyade lambar bin da ake so ko karɓar bins masu gauraya dangane da juriyar aikace-aikace.

4. Fassarar Lanƙwasa Ayyuka

4.1 Ƙarfin Gaba vs. Ƙarfin Gaba (Fig 1-6)

Lanƙwasa tana nuna ƙarfin gaba na yau da kullun kusan 2.0V a 350mA, yana tashi zuwa kusan 2.4V a 800mA. Gangar tana nuna juriya na jerin kusan 0.8Ω. Don aikace-aikacen da ke buƙatar babban wutar lantarki, daidaita ƙarfin a cikin direba yana da mahimmanci.

4.2 Ƙarfin Haske na Dangantaka vs. Ƙarfin Gaba (Fig 1-7)

Ƙarfin haske na dangantaka yana ƙaruwa kusan layi tare da wutar lantarki har zuwa 700mA, sannan ya fara ɗan juyawa. A 350mA, ƙarfin haske na dangantaka shine 1.0 (tushe). A 700mA, yana kusan 1.9, ma'ana ninka wutar lantarki yana ba da<2x haske saboda raguwar inganci. Yin aiki sama da 500mA ba shi da inganci.

4.3 Zazzabi vs. Ƙarfin Haske na Dangantaka (Fig 1-8)

A Ts=25°C, ƙarfin haske na dangantaka shine 1.0. Yayin da zazzabi ya tashi zuwa 85°C, ƙarfin haske ya ragu zuwa kusan 0.85. Wannan raguwar 15% na yau da kullun ne ga LEDs ja na AlInGaP. Sarrafa zafi yana da mahimmanci don kiyaye fitarwa a yanayin zafi mai yawa.

4.4 Mafi Girman Ƙarfin Gaba vs. Zazzabi Ts (Fig 1-9)

A Ts=25°C, mafi girman ƙarfin gaba shine 800mA. A Ts=75°C, yana raguwa zuwa kusan 400mA. Lanƙwasa tana tabbatar da zazzabin junction ya kasance ƙasa da 125°C. Don aminci aiki, kasance ƙasa da layin ragewa.

4.5 Rarraba Siffar (Fig 1-10)

Siffar haske tana tsakiya a 625nm tare da FWHM kusan 20nm. Babu wasu kololuwa na biyu, yana tabbatar da tsarkin launin ja.

4.6 Matsayin Hasken (Fig 1-11)

Zane na haske yana nuna rarraba kusan Lambertian tare da kusurwar gani 120°. Ƙarfin haske na dangantaka ya faɗi zuwa 50% a ±60° daga axis. Wannan sifa mai faɗi yana da kyau ga hasken wanki da fitilun ƙasa.

5. Girman Injiniya da Marufi

5.1 Zanen Marufi

• Gani daga sama: 3.45mm × 3.45mm akwati mai murabba'i.
• Gani daga gefe: Tsayi 2.20mm, tare da fitowar lens 0.85mm (tsayin daga tushe).
• Gani daga ƙasa: Pads biyu na anode (babba) da pads biyu na cathode (ƙarami). Girman pad: 1.30mm × 0.65mm (anode), 1.30mm × 0.48mm (cathode).
• Polarity: Gefen cathode yana da alamar triangular ko kusurwa mai yanka (kamar yadda aka nuna a Fig 1-4).

5.2 Tsarin Pad na Walda da aka Shawarta

Pads na ƙasar PCB da aka shawarce su sun fi pads na ɓangarorin girma: 3.40mm × 1.30mm ga anode, tare da nisan 0.50mm. Tabbatar da pads masu ma'anar abin rufe fuska don guje wa gada.

6. Jagororin Walda da Haɗawa

6.1 Bayanin Walda ta Reflow

Bayanan walda maras gubar da aka shawarce suna bin JESD22-B106. Maɓallan sigogi:

• Preheat: 150°C – 200°C na 60-120 sakan.
• Matsakaicin zazzabi: 260°C max, lokaci sama da 217°C: 60 sakan max.
• Gudun sanyaya: 6°C/s max.
• Yawan hawan reflow: mafi girma 2. Idan fiye da 24 hours tsakanin hawan, ana buƙatar gasa.

6.2 Walda da Hannu

Idan walda da hannu ya zama dole, yi amfani da ƙarfe mai zubar da zafi ƙasa da 300°C kuma gama cikin 3 sakan. An yarda da aikin walda da hannu ɗaya kawai.

6.3 Gyara

Ka guji gyara bayan walda. Idan ba za a iya kaucewa ba, yi amfani da ƙarfe mai zubar da zafi mai kai biyu don dumama pads biyu a lokaci ɗaya kuma cire LED. Tabbatar babu lalacewa ga ɓangarorin da ke kusa.

6.4 Ajiya da Gasa

Kafin buɗe jakar aluminum: ajiye a<30°C da<75% RH har tsawon shekara 1. Bayan buɗewa: yi amfani da shi cikin 168 hours a<30°C,<60% RH. Idan lokaci ya wuce, gasa a 60°C,<5% RH na 24 hours.

7. Bayanin Marufi da Oda

• Yawan marufi na yau da kullun:1000 guda a kowace reel.
• Tefin ɗaukar kaya:8mm nisa, 4mm nisan, tare da ramukan sprocket 5.5mm. Girman rami 3.9×3.9mm.
• Girman Reel:178mm diamita na waje, 14mm nisa na hub.
• Lakabi:Ya haɗa da Lambar Sashe, Lambar Takaddun, Lambar Lota, Lambar Bin (Φ, WD, VF), Yawa, da Kwanan wata.
• Jakar hana danshi:Ya ƙunshi reel da bushewa, tare da lakabin gargadi ESD.
• Akwatin kwali:Akwatin jigilar kaya na yau da kullun tare da lakabin samfur.

8. Shawarwarin Aikace-aikace

8.1 Aikace-aikace na Yau da Kullun

• Fitilun gargadi, fitilun ƙasa, fitilun bango, fitilun tabo.
• Siginar hanya da fitilun sigina.
• Hasken shimfidar wuri, hasken hoton mataki, kayan aikin kwaskwarima na likita.
• Hasken cikin gida na otal, kasuwa, ofishi, gida.
• Fitilun launi na labarin da fitilun tsiri.

8.2 La'akarin Tsari

• Sarrafa zafi:Yi amfani da isasshen zubar da zafi. Ana ba da shawarar kushin zafi akan PCB tare da hanyoyin zafi.
• Kariyar ESD:Ko da yake LED yana da juriya HBM >2000V, koyaushe yi amfani da sarrafa ESD lafiya kuma yi la'akari da diode Zener a cikin LED idan ana aiki a wuraren ESD masu yawa.
• Daidaita wutar lantarki:Koyaushe tuƙi da tushen wutar lantarki mai dorewa. Canjin ƙarfin lantarki kaɗan yana haifar da manyan canje-canje na wutar lantarki (misali, 0.1V motsi na iya canza wutar lantarki da ~125mA saboda ƙarancin juriya mai canzawa).
• Kariyar sulfur/chlorine:Tabbatar da kayan da ke kewaye suna da sulfur ƙasa da 100ppm, da bromine & chlorine kowanne<900ppm (jimlar<1500ppm) don hana lalacewar tuntuɓar azurfa.
• Tsabtace lens:Idan an buƙata, yi amfani da isopropyl barasa. Kada a yi amfani da tsabtace ultrasonic.

9. Kwatancen Fasaha da Fa'idodi

Idan aka kwatanta da marufin LED na yau da kullun na PPA (polyphthalamide), marufin ceramic yana ba da:

• Ingantaccen tafiyar da zafi:Ƙasar ceramic tana da tafiyar da zafi >10 W/mK vs.<1 W/mK na filastik, yana rage juriyar zafi da 30-50%.
• Ƙarin aminci a yanayin zafi mai yawa:Ceramic yana jure zazzabin junction 125°C ba tare da lalacewa ba, yayin da filastik na iya canza launi ko lalacewa.
• Ƙananan shan danshi:Ƙimar MSL 1 (rayuwa mara iyaka) vs. MSL 3 na yau da kullun ga marufi na filastik.
• Kusurwar gani mai faɗi:120° vs. 110° na yau da kullun ga LED na filastik mai kwatankwacin.

Duk da haka, marufi na ceramic yawanci suna da tsada. Don aikace-aikacen da ke damun farashi tare da ƙananan ƙarfi, za a iya la'akari da madadin filastik.

10. Tambayoyi da Amsoshi

Tambaya: Zan iya tuƙi wannan LED a 800mA ci gaba?
Amsa: E, amma kawai idan zazzabin junction ya kasance ƙasa da 125°C. Isasshen zubar da zafi ya zama dole. A 800mA, ƙarfin gaba yana kusan 2.4V, ƙarfi ~1.92W. Ana ba da shawarar zubar da zafi mai juriyar zafi<30 K/W don yanayi 85°C.

Tambaya: Me yasa kewayon bin na haske yake da faɗi (60-90lm)?
Amsa: Samar da yau da kullun yana haifar da rarraba. Rarraba yana ba da damar zaɓar kewayon matsatstse. Don aikace-aikacen LED guda ɗaya, kowane bin yana aiki. Don jerin LED, yi amfani da lambar bin iri ɗaya don haske iri ɗaya.

Tambaya: Menene ma'anar lambar bin "FB9"?
Amsa: Yana nuna haske tsakanin 60 zuwa 65 lumens. Duba Table 1-3 don duk lambobin.

Tambaya: Shin wannan LED ya dace da amfani a waje?
Amsa: E, tare da ingantaccen rufewa a cikin fitilar da ke ba da kariyar IP. LED kanta ba ta hana ruwa.

Tambaya: Zan iya amfani da juyawa reverse a cikin kewayena?
Amsa: Matsakaicin juyawa reverse shine 5V. Idan akwai yiwuwar juyawa mara kyau (misali, yayin farawa ko tuƙi AC), ƙara diode toshewa a jere.

11. Nazarin Tsarin Aiki na Aiki

Misali: Tsarin Hasken Ƙasa Ja (10W kwatankwacin, LEDs 5)
Manufar tsari: 300 lumens fitarwa a 350mA kowace LED. LEDs biyar a jere: jimlar ƙarfin gaba ~10V (2.0V kowanne). Direba: dorewar wutar lantarki 350mA, yarda da ƙarfin lantarki 12V. Zafi: LEDs 5 suna rarraba jimlar ~3.5W. Saka akan PCB aluminum tare da zubar da zafi 50mm×50mm. Kusurwar gani 120° tana ba da damar amfani da watsawa ba tare da maki duhu ba. Yin amfani da bin iri ɗaya (misali, FBC don haske, C0 don ƙarfin gaba) yana tabbatar da haske iri ɗaya kuma babu maki zafi. Sakamako: haske ja mai zurfi tare da daidaiton launi mai kyau.

12. Ka'idar Aiki

Wannan LED ja yana dogara ne akan kayan semiconductor AlInGaP (Aluminum Indium Gallium Phosphide) wanda aka girma a kan tushen GaAs. Lokacin da aka yi amfani da shi gaba, electrons daga Layer n suna sake haɗuwa da ramuka a cikin Layer p, suna fitar da photons tare da makamashi daidai da bandgap na ~1.98 eV, yana samar da haske ja 625nm. Ƙasar ceramic tana ba da rufin lantarki da hanyar zafi kai tsaye daga chip zuwa pads na walda. Lens na silicone yana rufe chip kuma yana siffata fitarwar haske zuwa sifa ta lambertian.

13. Hanyoyin Fasaha

Masana'antu na motsawa zuwa mafi girma inganci da ƙananan girman marufi. Ci gaba na gaba don LEDs ja sun haɗa da:

• Ƙarin yawan haske:Ingantattun ƙirar chip (multi-junction, flip-chip) na iya ninka haske a kowane marufi.
• Kunkuntar bins na wavelength:Ƙa'idodi na gaba na iya buƙatar juriya ±2nm don nunin manyan ƙarewa.
• Haɗawa da sarrafawa mai wayo:LEDs tare da na'urorin gano launi don daidaita kai.
• Rage farashin marufi na ceramic:Yayin da masana'anta ke haɓaka, LEDs na ceramic sun zama gasa da filastik a cikin kewayon matsakaicin ƙarfi.

Wannan samfurin yana wakiltar madaidaicin mafita tsakanin aiki da aminci ga bukatun haske na yanzu.

14. Amsoshi da Tabbacin Inganci

Samfurin ya wuce gwaje-gwajen aminci masu zuwa (girman samfurin 10pcs, babu gazawar da aka yarda):

• Walda ta reflow (260°C, 2x)
• Girgizar zafi (-40°C zuwa 100°C, 500 hawa)
• Ajiya a zazzabi mai yawa (100°C, 1000h)
• Ajiya a zazzabi mara nauyi (-40°C, 1000h)
• Gwajin rayuwa (TA=25°C, 350mA, 1000h)
• HHHT (60°C/90%RH, 350mA, 1000h)

Ma'auni: Canjin ƙarfin gaba<10%, kiyaye haske >80%, babu buɗewa/gajeren. Wannan yana tabbatar da amincin samfurin a aikace-aikacen filin.