Bayani na White LED RF-A1F30-W57J-A8 - Girma 3.0x1.4x0.52mm - Ƙarfin Gaba 2.8-3.4V - Ƙarfin 680mW - Matsayin Mota

1. Bayanin Samfur

LED fari samfurin RF-A1F30-W57J-A8 wani na'urar da ake ɗora a saman (SMD) ne da aka yi ta amfani da guntun shuɗi da kuma fasahar canjin phosphor. Yana ba da haske mai yawa da dogaro wanda ya dace da buƙatun hasken mota masu tsauri. Girman kunshin shine 3.00 mm x 1.40 mm x 0.52 mm, yana mai da shi kyakkyawa don ƙira masu tauri.

1.1 Bayani na Gabaɗaya

Wannan LED fari an samar da shi ta hanyar tada phosphor rawaya tare da guntun LED shuɗi, yana haifar da farin bakan mai faɗi. Kunshin samfurin shine EMC (Epoxy Molding Compound) wanda ke ba da kyakkyawan aiki na zafi da dogaro. An tsara shi don hasken mota na ciki da waje.

1.2 Abubuwan Fasaha

• Kunshin EMC don aiki mai ƙarfi na injiniya da zafi
• Kusurwar kallo mai faɗi sosai na 120° (na yau da kullun)
• Ya dace da duk hanyoyin haɗa SMT da sayarwa
• Ana samunsa a kan tef da reel don ɗauka da sanyawa ta atomatik
• Matakin damshin: Mataki na 2 (bisa ga J-STD-020)
• Ya bi jagororin RoHS kuma babu gubar
• Cancantar bisa ga gwajin damuwa na AEC-Q102 don masu raba na'urorin da ke da matsayin mota

1.3 Ayyukan Amfani

Hasken mota – ciki (dashboard, ambient) da waje (side markers, brake lights, turn signals).

2. Ma'auni na Fasaha

2.1 Halayen Lantarki da Hasken (a Ts=25°C)

2.2 Matsakaicin Matsayi na Hada (a Ts=25°C)

Lura: Ma'aunin ƙarfin gaba yana da haƙurin ±0.1V. Haƙurin ma'aunin haɗin launi ±0.005. Haƙurin ma'aunin hasken haske ±10%. Duk ma'auni an yi su a ƙarƙashin muhalli daidaitacce. A yanayin bugun 25°C, ingancin canjin lantarki zuwa haske shine 41%.

3. Tsarin Binning

3.1 Bins na Ƙarfin Gaba da Hasken Hasken (IF=140mA)

Ana rarraba LEDs zuwa bins don ƙarfin gaba (VF) da hasken haske (Φ). Bins na VF: G1 (2.8-2.9V), G2 (2.9-3.0V), H1 (3.0-3.1V), H2 (3.1-3.2V), I1 (3.2-3.3V). Bins na haske: OB (50-55.3lm), PA (55.3-61.2lm), PB (61.2-67.8lm). Wannan yana ba abokan ciniki damar zaɓar ƙungiyoyin haƙuri masu tauri don aiki iri ɗaya.

3.2 Bins na Launi (Chromaticity)

Zane na launi CIE yana ba da bins biyu: ZG0 da ZG1. Ma'auni don ZG0: X1=0.3059 Y1=0.3112, X2=0.3122 Y2=0.3258, X3=0.3240 Y3=0.3258, X4=0.3177 Y4=0.3112. Don ZG1: X1=0.3122 Y1=0.3258, X2=0.3185 Y2=0.3404, X3=0.3303 Y3=0.3404, X4=0.3240 Y4=0.3258. Waɗannan bins suna tabbatar da daidaito na launi.

4. Zane-zane na Aiki

4.1 Ƙarfin Gaba vs. Ƙarfin Gaba na Yanzu

Yayin da ƙarfin gaba na yanzu yake ƙaruwa daga 20mA zuwa 200mA, ƙarfin gaba yana tashi daga kusan 2.7V zuwa 3.4V. Layin yana da al'ada ga LEDs na InGaN, tare da gangara da ke nuna juriya na jerin.

4.2 Ƙarfin Gaba na Yanzu vs. Hasken Hasken Mai Dangantaka

Hasken haske mai dangantaka yana kusan layi ɗaya da ƙarfin gaba na yanzu har zuwa 200mA. A 140mA an daidaita haske zuwa 100%; a 200mA ya kai kusan 150%.

4.3 Zafin Junction vs. Hasken Hasken Mai Dangantaka

Ƙara zafin junction yana rage fitowar haske. A Tj=120°C, haske mai dangantaka ya ragu zuwa kusan 70% na darajar a 25°C. Gudanar da zafi yana da mahimmanci.

4.4 Zafin Solder vs. Ƙarfin Gaba na Yanzu

Matsakaicin ƙarfin gaba na yanzu da aka yarda yana raguwa a yanayin zafi mai girma na muhalli/solder. A Ts=100°C, yanzu da aka yarda shine kusan 80mA idan aka kwatanta da 200mA a 25°C.

4.5 Canjin Ƙarfin Gaba vs. Zafin Junction

Ƙarfin gaba yana raguwa da kusan 0.2V yayin da zafi ya tashi daga -40°C zuwa 140°C, tare da ma'auni na kusan -1.5 mV/°C.

4.6 Tsarin Rarraba Hasken

Zane na rarraba haske yana nuna rarraba Lambertian na yau da kullun tare da kusurwar kallo mai faɗi na 120° a rabin ƙarfin haske. Ƙarfin haske yana sama da 90% a ±40°.

4.7 Canjin Haɗin Launi vs. Zafin Junction da Ƙarfin Gaba na Yanzu

ΔCx da ΔCy suna canzawa zuwa ƙasa yayin da zafi ya ƙaru (ΔCx ~ -0.01, ΔCy ~ -0.015 a 140°C). Tare da ƙaruwar yanzu, ΔCx da ΔCy su ma suna canzawa kaɗan zuwa ƙasa. Waɗannan canje-canje suna cikin iyaka da aka yarda don hasken mota.

4.8 Rarraba Bakan

LED fari yana fitar da bakan mai faɗi daga 420nm zuwa 700nm, yana kaiwa kololuwa a kusa da 450nm (shuɗi) da 560nm (phosphor). Zafin launi mai alaƙa shine kusan 5700K don bin da aka ƙayyade.

5. Bayanin Injiniya da Kunshin

5.1 Girman Kunshin

Kunshin: 3.00 mm (Tsawon) x 1.40 mm (Faɗi) x 0.52 mm (Tsayi). Duban baya yana nuna pads biyu na solder: anode (positive) da cathode (negative) tare da girman pad 0.50 mm x 0.86 mm (cathode) da 0.50 mm x 0.91 mm (anode). Tsarin ƙasa na PCB da aka ba da shawara: 2.10 mm x 0.40 mm ga kowane pad tare da tazara 1.00 mm. An yi alamar polarity.

5.2 Tef da Reel na Jigilar Kaya

Kunshin: 2000 pcs a kowace reel. Tef mai ɗaukar kaya mai faɗi 8.0 mm, tazara aljihu 4.0 mm. Girman reel: diamita 178 mm, hub 60 mm, faɗin flange 13 mm. Tef ya ƙunshi sassan jagora da biye na aljihu 80-100 marasa komai.

5.3 Lakabi da Jaka Mai Hana Damshi

Lakabi sun haɗa da lambar sashi, lambar ƙayyadaddun bayanai, lambar kuri'a, lambar bin, hasken haske, bin launi, ƙarfin gaba, lambar tsawon igiyoyi, adadi, da kwanan wata. Ana rufe reel a cikin jakar hana damshi tare da desiccant da katin nuna damshi. MSL Mataki na 2 yana buƙatar gasa idan fallasa ta wuce awa 24 a ≤30°C/60%RH.

6. Jagororin Sayarwa da Haɗawa

6.1 Tsarin Sayarwa na Reflow

Tsarin reflow da aka ba da shawara (JEDEC) ya ƙunshi: preheat daga 150°C zuwa 200°C na 60-120s; hawan ≤3°C/s; lokaci sama da 217°C har zuwa 60s; kololuwar zafin 260°C na max 10s; saukarwa ≤6°C/s. Jimlar lokaci daga 25°C zuwa kololuwa ≤8 mintuna. Ana ba da izinin zagayowar reflow sau biyu mafi girma tare da tazara>24h yana buƙatar gasa.

6.2 Gyara da Mu'amala

Ya kamata a guje wa gyara. Idan ya zama dole, yi amfani da ƙarfen soldering mai kai biyu. Kada ku matsa lamba a kan ruwan tabarau na silicone yayin dumama. Bayan sayarwa, kada ku karkatar da ko girgiza allon yayin sanyaya.

7. Tsare-tsare na Ajiya da Mu'amala

Ya kamata a sarrafa mahadi na sulfur da halogen a cikin muhalli: sulfur ≤100PPM, bromine guda ≤900PPM, chlorine guda ≤900PPM, jimlar Br+Cl ≤1500PPM. VOCs na iya shiga silicone kuma haifar da canza launi; yi amfani da adhesives masu jituwa. Ana buƙatar kariya ta ESD (HBM 8kV). Don tsaftacewa, ana ba da shawarar isopropyl alcohol; guje wa tsaftacewa da ultrasonic. Yanayin gasa idan damshi ya wuce iyaka: 60±5°C na ≥24h.

8. Gwajin Dogaro

Ana gudanar da gwaje-gwaje masu zuwa bisa ga jagororin AEC-Q102: Sayarwa reflow (260°C, 10s, 2x), sharadi na MSL2 (85°C/60%RH, 168h), girgizar zafi (-40°C ~125°C, 1000 cycles), gwajin rayuwa (Ta=105°C, IF=140mA, 1000h), zafi mai girma da damshi (85°C/85%RH, IF=140mA, 1000h). Ma'auni na karɓa: 0/1 gazawa a kowane samfura 20. Bayan gwaji, ƙarfin gaba bai kamata ya wuce 1.1x ƙayyadadden iyaka ba, ƙarfin baya ≤2x ƙayyadadden iyaka, kuma hasken haske ≥0.7x ƙayyadadden iyaka.

9. La'akari da Ƙira na Aikace-aikace

Ƙirar zafi ita ce mafi mahimmanci. Zafin junction dole ne ya kasance ƙasa da 135°C. Yi amfani da sanyaya mai dacewa kuma ka guje wa ƙetare matsakaicin matsaya na hada. Ya kamata a iyakance yanzu da resistors a jerin don hana gudun zafi. Ka guje wa ƙarfin baya. Don hasken mota, yi la'akari da rage daraja bisa ga zafin muhalli da juriya na zafi na allon.

10. Kwatanta da Wasu Fasahohi

Idan aka kwatanta da LEDs na kunshin PPA (polyphthalamide) na gargajiya, kunshin EMC yana ba da juriya mai girma na zafi, kyakkyawan kwanciyar hankali na UV, da ƙananan juriya na zafi. Kusurwar kallo mai faɗi (120°) tana ba da haske daidai, yana da amfani ga hasken ciki na ambient. Cancantar AEC-Q102 tana tabbatar da dogaro ga muhallin mota masu tsauri.

11. Tambayoyin da Aka Yi Yawa

Q: Zan iya amfani da wannan LED don fitilun baya na waje? A: E, cancantar AEC-Q102 ta shafi aikace-aikacen waje, amma ana buƙatar gudanar da zafi mai kyau. Q: Menene tsawon rayuwa na yau da kullun? A: Bisa ga bayanan LM-80 (ba a haɗa su cikin wannan bayani ba), L70 a 140mA da 85°C yawanci > sa'o'i 50,000. Q: Shin LED ya dace da sayarwa ba tare da gubar ba? A: E, kololuwar zafin reflow shine 260°C, wanda ya dace da hanyoyin da ba su da gubar.

12. Misalan Aikace-aikace

Cikin mota: hasken dashboard, igiyoyin haske na ambient. Waje: fitilun gefe, CHMSL (fitilar tsayawa mai tsayi a tsakiya), alamun juyawa. Ƙananan girman da faɗin haske ya sa ya dace da tsarin haske na layi.

13. Ka'idar Aiki

LED yana amfani da guntun InGaN shuɗi wanda aka rufe da YAG:Ce phosphor. Hasken shuɗi (450-465nm) daga guntu yana tada phosphor, wanda ke fitar da haske rawaya. Haɗin shuɗi da rawaya yana samar da haske fari (zafin launi mai alaƙa ~5700K). Ana saka phosphor a cikin silicone, wanda aka rufe a cikin kunshin EMC.

14. Hanyoyin Ci Gaba

Fasahar LED na mota na ci gaba zuwa inganci mafi girma, ƙananan kunshin, da kyakkyawan aiki na zafi. Kunshin EMC suna maye gurbin SMD na yau da kullun don aikace-aikacen dogaro mai girma. Haɗin kai tare da ICs na direba na ci gaba da tsarin haske masu daidaitawa ya zama gama gari. Wannan LED ya dace da yanayin amfani da abubuwan da suka cancanta don amincin aiki (ISO 26262) da buƙatun rayuwa mai tsawo.