Rawayar LED 3.0x1.4x0.52mm - Ƙarfin wutar lantarki 2.8-3.3V - 660mW - Matsayin Mota - Takardar Bayanan Fasaha

1. Bayanin Samfur

Wannan rawayar SMD LED an ƙera shi ta amfani da guntu mai shuɗi tare da canza phosphor rawaya. Fakitin nau'in EMC (Epoxy Molding Compound) ne mai girman 3.00mm x 1.40mm x 0.52mm, yana ba da damar ƙirar sirara sosai don aikace-aikacen da ke da ƙarancin sarari. LED ɗin yana da kusurwar kallo mai faɗi sosai na digiri 120, yana mai da shi manufa don rarraba haske iri ɗaya a cikin hasken motar ciki da waje. Yana cikakke mai jituwa tare da taron SMT na yau da kullun da hanyoyin sayar da reflow, ana ba da shi akan tef da reel tare da matakin damshi na 2 (MSL2). Samfurin ya dace da RoHS kuma tsarin gwajin cancanta yana bin matsayin gwajin damuwa na AEC-Q102 don na'urorin semiconductor masu ƙaura na mota.

1.1 Siffofi

• Fakitin EMC yana ba da ƙarfin injiniya mai ƙarfi da kyakkyawan zafin jiki.
• Kusurwar kallo mai faɗi sosai (2θ1/2 = 120° na yau da kullun).
• Ya dace da duk taron SMT da hanyoyin sayar da.
• Ana samunsa akan tef da reel (5,000 pcs/reel).
• Matsayin damshi: Mataki na 2 (bayan buɗewa, adana ≤30°C/60%RH, amfani a cikin sa'o'i 24).
• Ya dace da RoHS.
• An cancanta bisa ga jagororin AEC-Q102 don gwajin damuwa na mota.

1.2 Aikace-aikace

Hasken mota – duka na ciki (dashboard, fitilun yanayi) da na waje (alamomin gefe, fitilun juyawa, fitilun baya). Kusurwar kallo mai faɗi da ingancin haske ya sa ya dace da fitilun alama da ado inda ake buƙatar bayyanar iri ɗaya.

2. Sigogin Fasaha (Ts=25°C)

2.1 Halayen Lantarki da Na Gani (IF=140mA)

• Ƙarfin wutar lantarki na gaba (VF): Mafi ƙarami 2.8V, Typ –, Mafi girma 3.3V
• Matsayin juyawa (IR): a VR=5V, Mafi girma 10μA
• Hasken Luminous (Φ): Mafi ƙarami 33.4 lm, Mafi girma 45.3 lm
• Kusurwar kallo (2θ1/2): Typ 120°
• Juriya na thermal (Rth JS real): Typ 38°C/W, Mafi girma 47°C/W
• Juriya na thermal (Rth JS electrical): Typ 28°C/W, Mafi girma 35°C/W
• Ingancin canza hoto da lantarki a 25°C, yanayin bugun jini: ηe = 27%

2.2 Matsakaicin Ƙimar da aka yarda

• Rashin ƙarfi (PD): Mafi girma 660 mW
• Ƙarfin wutar lantarki na gaba (IF): Mafi girma 200 mA
• Ƙarfin wutar lantarki na gaba mai ƙarfi (IFP): Mafi girma 350 mA (1/10 duty, 10ms bugun jini)
• Ƙarfin wutar lantarki na baya (VR): Mafi girma 5 V
• ESD (HBM): Mafi girma 8000 V
• Yanayin zafin aiki (TOPR): -40°C zuwa +125°C
• Yanayin zafin adanawa (TSTG): -40°C zuwa +125°C
• Yanayin zafin haɗin (TJ): Mafi girma 150°C

3. Tsarin Rarrabuwa (IF=140mA)

3.1 Ƙarfin wutar lantarki na gaba da Rarraba Hasken Luminous

LED ɗin an raba shi zuwa rukunonin ƙarfin lantarki (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) da rukunonin hasken luminous (MB: 33.4-37 lm, NA: 37-40.9 lm, NB: 40.9-45.3 lm). Lambar rukuni da aka buga akan lakabin tana wakiltar haɗin ƙarfin lantarki da rukuni na haske, misali, G1MB.

3.2 Rarraba Launuka

Tsarin CIE chromaticity yana ayyana rukunonin launuka biyu don fitowar rawaya: AM1 da AM2. Dukansu suna cikin yankin ma'aunin launi na ECE don amber na mota. Matsakaicin AM1: (0.5490,0.4250), (0.5620,0.4380), (0.5790,0.4210), (0.5625,0.4160). Na AM2: (0.5575,0.4195), (0.5750,0.4250), (0.5885,0.4110), (0.5760,0.4070).

4. Lankwasa Halayen Gani na Yau da Kullun

4.1 Ƙarfin wutar lantarki na gaba da Ƙarfin wutar lantarki na gaba (Hoto 1-7)

Lankwasan yana nuna cewa a 2.8V wutar lantarki tana kusa da sifili, tana tashi da sauri zuwa kusan 140mA a 3.2V, kuma tana kaiwa kusan 200mA a 3.4V. Wannan yana jaddada buƙatar tuƙi mai ƙarfi akai-akai don guje wa guduwar zafi.

4.2 Dangantakar Hasken Luminous da Ƙarfin wutar lantarki na gaba (Hoto 1-8)

Hasken dangi yana ƙaruwa kusan a layi daya tare da wutar lantarki daga 20mA zuwa 200mA. A 140mA hasken dangi yana kusan 100% (ma'ana), kuma a 200mA yana kaiwa kusan 140%.

4.3 Dangantakar Hasken Luminous da Yanayin zafin Haɗin (Hoto 1-9)

Yayin da yanayin zafin haɗin ke tashi daga -40°C zuwa 150°C, hasken luminous dangi yana raguwa kusan a layi daya. A 125°C, hasken yana kusan 80% na ƙimar a 25°C, yana nuna matsakaicin canjin zafi na yau da kullun na LED masu canza phosphor.

4.4 Matsakaicin Ƙarfin wutar lantarki na gaba da Yanayin zafin Solder (Hoto 1-10)

Don kiyaye yanayin zafin haɗin a cikin iyakoki, matsakaicin ƙarfin wutar lantarki na gaba da aka yarda yana raguwa yayin da yanayin zafin wurin solder ke ƙaruwa. A Ts=25°C, IF,max = 200mA; a Ts=125°C, IF,max yana raguwa zuwa kusan 40mA.

4.5 Canjin Ƙarfin wutar lantarki da Yanayin zafin Haɗin (Hoto 1-11)

Ƙarfin wutar lantarki na gaba yana raguwa tare da ƙaruwar zafin jiki a cikin kusan -2mV/°C. Dole ne a yi la'akari da wannan tasirin a cikin ƙirar kewayawa don guje wa ƙaruwar wutar lantarki a cikin tuƙi mai ƙarfi.

4.6 Tsarin Hasken Rarraba (Hoto 1-12)

Tsarin hasken yana kama da Lambertian, tare da raguwar ƙarfi zuwa 50% a ±60°, yana tabbatar da kusurwar kallo 120° (cikakken nisa a rabin mafi girma).

4.7 Canjin Matsayin Launi da Yanayin zafin jiki da Wutar lantarki (Hoto 1-13, 1-14)

Dukansu ΔCx da ΔCy suna canzawa a cikin ±0.01 akan kewayon zafin jiki duka da ±0.005 akan kewayon wutar lantarki, yana nuna kyakkyawan kwanciyar hankali na launi.

4.8 Rarraba Spectrum (Hoto 1-15)

Spectrum ɗin fitowar yana kololuwa kusa da 590-595nm (rawaya) tare da cikakken nisa a rabin mafi girma na kusan 40nm. Kololuwar famfowar shuɗi kusa da 455nm an cika ta gaba ɗaya ta hanyar phosphor, yana tabbatar da ingantaccen canji.

5. Bayanan Injiniya da Marufi

5.1 Girman Fakitin

Girman jikin LED shine tsawon 3.00±0.2mm, faɗi 1.40±0.2mm, da tsayi 0.52±0.2mm. Kallon sama yana nuna siffar rectangular tare da yankin mai haske a tsakiya. Kallon baya yana gano tashoshin cathode da anode: babban pad shine yawanci cathode (alamar "-" alam). Tsarin shimfidar pad PCB da aka ba da shawarar ya haɗa da pad 2.10mm x 0.86mm don cathode da pad 1.60mm x 0.86mm don anode, tare da tazarar 0.50mm tsakanin su.

5.2 Gano Polarity

Gefen cathode ana nuna shi ta hanyar alamar kusurwa karami (misali, notch ko digo) a saman fakitin. Gefen baya yana da alamar "+" da "-" a sarari.

6. Jagororin Solder da Taro

6.1 Tsarin Solder Reflow

Tsarin reflow da aka ba da shawarar ya haɗa da: preheat daga 150°C zuwa 200°C a cikin daƙiƙa 60-120; hawan zuwa kololuwar zafin jiki ≤3°C/s; lokaci sama da 217°C (TL) max daƙiƙa 60; kololuwar zafin jiki (TP) 260°C tare da lokacin zama ≤daƙiƙa 10 a cikin 5°C na kololuwa; sanyaya ≤6°C/s. Jimlar lokaci daga 25°C zuwa kololuwa bai kamata ya wuce mintuna 8 ba. Kada a yi fiye da wucewa na reflow biyu; idan tazarar tsakanin wucewa ta wuce sa'o'i 24, LED na iya lalacewa saboda ɗaukar damshi.

6.2 Gyara da Kulawa

Ba a ba da shawarar gyara bayan solder ba. Idan babu makawa, yi amfani da ƙarfe mai kai biyu kuma tabbatar da cewa halayen LED ba su ragu ba. Yayin kulawa, kada a matsa lamba a kan saman silicone encapsulant. Yi amfani da nozzin vacuum da ya dace tare da ƙarfin sarrafawa. Ka guji lankwasawa PCB bayan solder don hana damuwa na injiniya a kan haɗin solder.

7. Bayanan Marufi da oda

7.1 Tef na ɗaukar kaya da Reel

LEDs ɗin an tattara su a cikin tef ɗin ɗaukar kaya (faɗi 8mm) tare da raka'a 5,000 a kowane reel. Reel ɗin yana auna diamita 178mm, faɗi 60mm, diamita cibiya 13mm. Jagorar tef da tirela kowanne yana da aljihu marasa komai 80-100.

7.2 Marufi mai hana damshi da Lakabi

Ana sanya kowane reel a cikin jakar hana damshi tare da desiccant da katin nuna damshi. Ana rufe jakar kuma a lakanta ta tare da lambar sashi, lambar takamaiman, lambar lot, lambar rukuni, yawa, da kwanan wata. Lakabin kuma ya haɗa da haske, rukunin chromaticity, rukunin ƙarfin wutar lantarki na gaba, da lambar tsawon.

7.3 Yanayin Adanawa

Kafin buɗewa: ≤30°C, ≤75% RH, a cikin shekara 1 daga ranar marufi. Bayan buɗewa: ≤30°C, ≤60% RH, amfani a cikin sa'o'i 24. Idan desiccant ya ɓace ko lokacin adanawa ya wuce, toya a 60±5°C don ≥sa'o'i 24 kafin amfani.

8. Abubuwan Gwajin Dogaro

LED ɗin ya ci jarrabawar gwaje-gwaje masu zuwa bisa ga AEC-Q102 da JEDEC:

• Reflow (kololuwa 260°C, daƙiƙa 10): zagaye 2, 0/1 gazawa.
• MSL2 (85°C/60%RH, awa 168): 0/1 gazawa.
• Girgizar Zafi (-40°C zuwa +125°C, zagaye 1000): 0/1 gazawa.
• Gwajin Rayuwa (Ta=105°C, IF=140mA, awa 1000): 0/1 gazawa.
• Gwajin Rayuwa Mai Zafi Mai Zafi (85°C/85%RH, IF=140mA, awa 1000): 0/1 gazawa.

Ma'aunin gazawa: VF > 1.1×U.S.L, IR > 2.0×U.S.L, hasken luminous<0.7×L.S.L.

9. Kariyar Kariya

9.1 Gurɓatattun Muhalli

Matakan sulfur a cikin muhalli ko kayan haɗin gwiwa bai kamata ya wuce 100 ppm ba don hana lalata kayan azurfa. Abubuwan halogen (Br, Cl) yakamata su kasance ɗaya ɗaya<900 ppm kuma jimlar<1500 ppm. VOCs daga kayan haɗin gwiwa na iya shiga silicone kuma su haifar da canza launi; ana ba da shawarar gwajin jituwa.

9.2 Ƙarfin Lantarki na Tsaye (ESD) da Ƙarfin Lantarki Mai Yawa (EOS)

LED ɗin yana da ƙarfin jurewa ESD na 8 kV (HBM). Duk da haka, dole ne a kiyaye matakan kariya na ESD na yau da kullun, gami da wuraren aiki na ƙasa da ionizers. Kada a taɓa yin amfani da wutar lantarki ta baya; tabbatar da ƙirar kewayawa tana ba da damar bias na gaba kawai yayin aiki.

9.3 Gudanar da Zafi

Saboda juriyar zafi har zuwa 47°C/W (real), yana da mahimmanci a ɗauki zafi da kyau. Yanayin zafin haɗin bai kamata ya wuce 150°C ba. Rage wutar lantarki na gaba daidai a yanayin zafin muhalli mai girma. Yi amfani da kwaikwayi ko auna zafi don tabbatar da ƙira.

10. Bayanan Aikace-aikace da La'akari da Ƙira

10.1 Ƙirar Kewayawa

Ana ba da shawarar mai tuƙi mai ƙarfi akai-akai don kiyaye haske mai karko da hana guduwar zafi. Idan an yi amfani da resistor don iyakance wutar lantarki, yi la'akari da ma'aunin zafin jiki mara kyau na VF. Don jerin / layi daya, yi la'akari da rashin daidaito na wutar lantarki saboda rarrabuwar VF da haɗawar zafi.

10.2 Tsarin PCB

Yi amfani da girman pad ɗin solder da aka ba da shawarar. Tabbatar da isasshen yankin jan ƙarfe don ɗaukar zafi, musamman a kan pad ɗin cathode wanda shine babbar hanyar zafi. Ka guji gefuna masu kaifi a cikin hanyoyin don rage haɗarin ESD.

10.3 Tsaftacewa

Idan ana buƙatar tsaftacewa bayan solder, yi amfani da barasa isopropyl. Kada a yi amfani da tsaftacewa ultrasonic saboda yana iya lalata haɗin waya ko silicone. Tabbatar da cewa sauran abubuwan ƙarfi ba su kai hari ga fakitin ba.

11. Ka'idar Aiki

Rawayar LED tana amfani da guntu InGaN mai shuɗi wanda aka rufe da phosphor YAG:Ce wanda ke canza wani ɓangare na hasken shuɗi zuwa hasken rawaya. Haɗin shuɗi da rawaya yana haifar da launi na amber. Phosphor ɗin an tarwatsa shi a cikin matrix silicone wanda kuma yana aiki a matsayin na'urar gani ta farko. Wannan hanya tana cimma inganci mai girma (27% canjin hoto da lantarki) da kwanciyar hankali mai kyau na launi akan zafin jiki da wutar lantarki.

12. Kwatanta da Sauran Nau'ikan LED

Idan aka kwatanta da AlInGaP rawayar LED mai fitowa kai tsaye, hanyar canza phosphor tana ba da damar daidaita launi mai faɗi, kwanciyar hankali mafi kyau na tsawon zafi, da ƙarfin ESD mafi girma (8kV vs yawanci 2kV don AlInGaP). Duk da haka, fitowar kai tsaye na AlInGaP na iya samun kunkuntar spectrum da yuwuwar inganci mafi girma a ƙananan wutar lantarki. Don aikace-aikacen mota da ke buƙatar rukunan launi masu tsauri da dogon rayuwa, fakitin EMC da cancantar AEC-Q102 sun sa wannan LED ya zama zaɓi da aka fi so.

13. Abubuwan Aikace-aikace na Yau da Kullun

• Hasken yanayi na cikin mota: ɗigon da ke kan dashboard ko ƙofofin da ke buƙatar haske rawaya iri ɗaya.
• Fitillun juyawa na waje: hada da ja LED don cimma haske mai motsi.
• Fitillun alamar motar waje: inda ake buƙatar dogaro mai girma da kewayon zafin jiki mai faɗi.
• Manufofin alamar kayan aiki: hasken baya don alamun gargaɗi.

14. Tambayoyin da Aka Yi Yawa (FAQ)

• Tambaya: Menene ƙarfin wutar lantarki na gaba na yau da kullun a 140mA?Yawanci kusan 3.0-3.1V, ya dogara da rukuni. Takardar bayanan ta ba da kewayon 2.8-3.3V.
• Tambaya: Zan iya tuƙa wannan LED a 200mA akai-akai?E, idan yanayin zafin solder ≤25°C kuma isassun ɗaukar zafi yana kiyaye haɗin ƙasa da 150°C. A yanayin zafin muhalli mai girma, ana buƙatar ragewa.
• Tambaya: Menene ma'anar ƙimar juriyar zafi?Rth JS real (38°C/W) yana wakiltar hanyar zafi daga haɗin zuwa wurin solder a ƙarƙashin yanayi na gaske; Rth JS electrical (28°C/W) an samo shi daga hanyoyin lantarki. Dukansu an auna su a 140mA da 25°C. Yi amfani da ƙimar gaske don ƙirar zafi mafi muni.
• Tambaya: Yaya zan adana reels ɗin da aka buɗe?Bayan buɗewa, adana a cikin kabad bushe a<30°C da<60% RH, kuma yi amfani a cikin sa'o'i 24. Idan ya wuce, toya a 60°C na awa 24 kafin amfani.

15. Hanyoyin Ci gaba

Bukatar LED masu darajar mota na ci gaba da girma tare da karɓar tsarin haske na ci gaba. Ana sa ran rawayar LED masu canza phosphor za su ga ingantuwa a inganci (misali, >30% canjin hoto da lantarki), kwanciyar hankali mafi girma na zafin jiki na chromaticity, da ma ƙananan girman fakitin (misali, 2.5x1.2mm). Haɗin launuka da yawa a cikin fakitin guda ɗaya da jituwa da tsarin haske na daidaitawa (ADB) sune hanyoyin da ke tasowa. Amfani da ƙarfe na yumbu maimakon EMC na iya ƙara haɓaka aikin zafi don aikace-aikacen ƙarfi mai girma.