Fasahar LED Fari RF-A3H22-W57P-E5 - Girma 3.0x3.0x0.8mm - Wutar Lantarki 5.8-7.0V - Ƙarfi 9856mW - Tabbacin AEC-Q102

1. Bayanin Samfur

RF-A3H22-W57P-E5 LED fari ne mai ƙarfi da aka ƙera don buƙatun hasken waje na mota. An yi shi ta hanyar amfani da chip shuɗi tare da phosphor, wannan LED yana ba da haske fari mai dumi-zuwa-tsaka tsaki tare da zafin launi na yau da kullun kusan 5700K. An saka shi a cikin kunshin PLCC mai ƙaramin girma 3.0mm x 3.0mm x 0.8mm, yana ba da kusurwar gani mai faɗi sosai 120°, wanda ya sa ya dace don amfani a cikin fitilun juya, fitilun rana, da sauran ayyukan sigina na waje. Na'urar ta cancanci AEC-Q102, tana tabbatar da dogaro a ƙarƙashin yanayin mota mai tsauri, kuma tana da yarda da RoHS. Tare da matsakaicin ƙarfin gaba na 1500mA da ɓata wutar lantarki har zuwa 9856mW, tana ba da fitar haske mai girma na 550-730lm a 1000mA. Matsayin damshin hankali shine 2, yana buƙatar kulawa da adanawa da kyau.

2. Binciken Sigogin Fasaha

2.1 Halayen Lantarki da Haske

A gwajin ƙarfi na 1000mA da zafin gwal na 25°C, ƙarfin gaba (VF) yana daga 5.8V (m) zuwa 7.0V (m), tare da ƙimar yau da kullun ba a bayyana ba amma tana cikin wannan kewayon. Ƙarfin baya (IR) a VR=5V yana da ƙanƙanta sosai, mafi girma 10µA, yana nuna ingancin haɗin gwiwa mai kyau. Fitar haske (Φ) an raba shi daga 550lm (m) zuwa 730lm (m), yana ba da zaɓin haske mai daidaito. Kusurwar gani (2θ1/2) yawanci 120°, yana tabbatar da rarraba haske mai faɗi wanda ya dace da sigina na mota. Matsayin juriyar zafi daga haɗin gwiwa zuwa wurin gwal (RTHJ-S) yawanci 2.86K/W, yana ba da damar canja wurin zafi mai inganci zuwa PCB.

2.2 Matsayi Mafi Girma

LED na iya ɗaukar matsakaicin ƙarfin gaba na 2000mA (nau'in bugun jini 0.1ms, zagayowar aiki 1/10) da ci gaba da ƙarfin gaba har zuwa 1500mA. Ƙarfin lantarki an iyakance shi zuwa 9856mW. Ƙarfin baya bai kamata ya wuce 5V ba. Na'urar tana da hankali ga ESD tare da ƙimar HBM na 8000V (amfanin>90% a 2000V). Yanayin aiki da adanawa shine -40°C zuwa +110°C, mafi girman zafin haɗin gwiwa 150°C. Dole ne a kiyaye waɗannan ƙimar sosai don hana lalacewa.

2.3 Halayen Zafi

Tare da juriyar zafi na 2.86K/W, LED yana gudanar da zafi da inganci daga haɗin gwiwa zuwa wuraren gwal. Gudanar da zafi da kyau yana da mahimmanci saboda yawan zafi yana rage ingancin haske kuma yana canza haɗin launi. Masu zanen dole ne su tabbatar da cewa zafin haɗin gwiwa bai taɓa wuce 150°C ba, wanda zai iya buƙatar isasshen tsarin zafi na PCB, musamman a aikace-aikace masu ƙarfi.

3. Tsarin Rarraba

3.1 Rarraba Ƙarfin Gaba

A 1000mA, ƙarfin gaba an raba shi zuwa rukunoni uku: R0 (5.8-6.2V), S0 (6.2-6.6V), da T0 (6.6-7.0V). Wannan yana ba da damar zaɓar LED tare da irin ƙarfin don tsarin layi daya ko jerin don tabbatar da daidaitaccen rarraba ƙarfi.

3.2 Rarraba Fitar Haske

Fitar haske an raba shi zuwa YA (550-610lm), YB (610-670lm), da YC (670-730lm). Rukunoni mafi girma suna ba da ƙarin fitar haske, yana ba da sassauci don saduwa da buƙatun haske.

3.3 Rarraba Launi

Zane na CIE yana nuna rukunoni uku na launi: 65N, 60N, da 57N, kowanne an bayyana shi ta hanyar haɗin kusurwoyi huɗu. Waɗannan rukunonin sun dace da zafin launi daban-daban (CCT) kusan kusan 6500K, 6000K, da 5700K. Ingantaccen sarrafa launi yana tabbatar da daidaiton bayyanar launi a cikin samarwa.

4. Binciken Layin Aiki

4.1 Ƙarfin Gaba vs. Ƙarfin Gaba

Layin VF-IF (Hoto 1-7) yana nuna ƙarfin gaba na yau da kullun kusan 6.0V a 1000mA, yana ƙaruwa zuwa kusan 6.4V a 1400mA. Alakar tana da kusan madaidaiciya, tare da juriya mai ƙarfi kusan 1Ω. Wannan bayanin yana da mahimmanci don tsara injiniyoyin ƙarfi na yau da kullun.

4.2 Ƙarfin Dangi vs. Ƙarfin Gaba

Fitar haske mai dangi yana ƙaruwa kusan madaidaiciya tare da ƙarfi har zuwa 1400mA, yana kaiwa kusan 140% na ƙimar 1000mA. Wannan yana nuna kyakkyawan canjin ƙarfi-zuwa-haske a manyan ƙarfi.

4.3 Tasirin Zazzabi

Ƙarfin dangi yana raguwa yayin da zafin gwal yake tashi, yana faduwa zuwa kusan 85% a 125°C idan aka kwatanta da 25°C. Ƙarfin gaba kuma yana raguwa kaɗan tare da zazzabi (ƙimar zazzabi mara kyau). Haɗin launi yana motsawa zuwa wuraren rawaya a yanayin zafi mafi girma. Dole ne a biya wadannan illolin a cikin tsarin tsari don kiyaye aiki mai tsayi.

4.4 Tsarin Haske

Zane na haske (Hoto 1-12) yana nuna rarraba Lambertian na yau da kullun tare da rabin ƙarfi a ±60°, yana tabbatar da kusurwar gani 120°. Wannan tsari mai faɗi yana da amfani don sigina na mota da ke buƙatar ganuwa mai faɗi.

4.5 Bakan

Rarraba bakan (Hoto 1-14) yana nuna babban kololuwar shuɗi kusa da 450nm daga chip da kuma babban kololuwar canjin phosphor rawaya, yana samar da haske fari. Bakan daidai yana bambanta da rukuni da zazzabi.

5. Bayanin Injiniya da Marufi

5.1 Girman Kunshin

LED yana da girman kallon sama na 3.00mm x 3.00mm, tsawo 0.80mm. Kallon ƙasa yana nuna pad anod guda biyu (2.75mm x 1.05mm da 2.45mm x 1.05mm) da pad katod guda ɗaya (1.20mm x 1.05mm). An yi alamar polarity ta hanyar ɗan digo a saman saman kusa da gefen katod. Tsarin gwal da aka ba da shawarar (Hoto 1-5) yana ba da pad ƙasa waɗanda suka dace da shimfidar pad na ƙasa don mafi kyawun haɗin zafi da lantarki.

5.2 Tef ɗin Jigilar Kaya da Reel

Ana ba da LED akan tef ɗin jigilar kaya (girma don a tabbatar) kuma an naɗe shi akan reel tare da diamita na waje 180±1mm, cibiya 60±1mm, da faɗin tef 12±0.1mm. Kowanne reel yana ƙunshe da adadi da aka ƙayyade (ƙimar ba a bayar ba a cikin PDF, yawanci 1000pcs). Alamar ta haɗa da lambar sashi, lambar ƙayyadaddun bayanai, lambar kuri'a, lambobin rukuni don haske (φ), launi (XY), ƙarfin gaba (VF), tsawon igiyar ruwa (WLD), adadi, da kwanan wata.

6. Jagororin Gwal da Haɗawa

6.1 Tsarin Gwal na Reflow

Tsarin reflow da aka ba da shawarar (Hoto 3-1) yana da yankin preheat daga 150°C zuwa 200°C na daƙiƙa 60-120, hawan sama ≤3°C/s zuwa 217°C (TL), da lokaci sama da 217°C (tL) har zuwa daƙiƙa 60. Matsakaicin zazzabi (TP) shine 260°C tare da matsakaicin tsawon lokaci na daƙiƙa 10. Saurin sanyaya ≤6°C/s. Jimlar lokaci daga 25°C zuwa matsayi bai kamata ya wuce mintuna 8 ba. Ya kamata a yi gwal na reflow a ƙasa da sau biyu; idan fiye da sa'o'i 24 sun wuce tsakanin matakan gwal, ana buƙatar gasa pre-baking.

6.2 Gwal da Hannu da Gyara

Dole ne a yi gwal da hannu tare da zafin ƙarfe ƙasa da 300°C na ƙasa da daƙiƙa 3, sau ɗaya kawai. Ana ƙin gyara; idan ba makawa, yi amfani da ƙarfen gwal mai kai biyu kuma a duba halayen LED bayan haka.

6.3 Kula da Adanawa

Rufin LED shine silicone, mai laushi. Ka guji matsa lamba a saman saman. Kada a saka a kan PCBs da aka lanƙwasa ko a yi amfani da damuwa na inji bayan gwal. Yanayin adanawa: kafin buɗe jakar aluminum, zazzabi ≤30°C, damshi ≤75% har zuwa shekara ɗaya; bayan buɗewa, yi amfani da shi cikin sa'o'i 24 a ≤30°C da ≤60% RH. Idan ana zargin shan damshi, gasa a 60±5°C na fiye da sa'o'i 24 kafin amfani. Ana buƙatar kariyar ESD; ya kamata a yi amfani da ingantaccen ƙasa da kayan aikin antistatic.

7. Bayanin Marufi da Oda

An shirya samfur a cikin jakunan shingen damshi tare da bushewa da katin nuna damshi. Kowanne jakar yana ƙunshe da reel ɗaya. Ana tattara reels da yawa a cikin akwatin kwali. Alamar da ke kowanne reel tana ƙunshe da duk abubuwan da ake buƙata don gano abu. Don oda, lambar sashi RF-A3H22-W57P-E5 tana ƙayyade daidaitaccen tsari. Tuntuɓi mai ba da kaya don cikakken adadin marufi da mafi ƙarancin adadin oda.

8. Shawarwarin Aikace-aikace

8.1 Aikace-aikace na Yau da Kullun

Babban aikace-aikacen shine hasken waje na mota, gami da fitilun juya, fitilun birki, fitilun rana, da fitilun wutsiya. Faɗin kusurwar gani da babban haske sun sa ya dace da ƙirar kai tsaye da na jagorar haske. Tabbacin AEC-Q102 yana tabbatar da dogaro a ƙarƙashin girgiza, zagayowar zafi, da damshi.

8.2 Lafazin Zane

Gudanar da zafi yana da mahimmanci: yi amfani da isasshen yankin jan ƙarfe akan PCB kuma la'akari da hanyoyin zafi zuwa mai jan zafi. Yin tuƙi na yau da kullun dole ne; kada a taɓa tuƙa daga tushen wutar lantarki ba tare da iyakance ƙarfi ba. Ya kamata a yi amfani da resistors jerin ko injiniyoyin LED. Tabbatar cewa ƙarfin baya a kan LED bai taɓa wuce 5V ba. Don layi daya da layuka, daidaita rukunonin VF don guje wa rashin daidaiton ƙarfi.

8.3 Jituwar Muhalli

Ka guji fallasa ga sulfur (iyaka<100ppm a cikin kayan haɗin gwiwa), bromine (<900ppm), chlorine (<900ppm), da jimlar halogens (<1500ppm). VOCs daga adhesives da kayan potting na iya shiga cikin silicone kuma su haifar da canza launi; yi amfani da kayan da suka dace kawai. Ana ba da shawarar tsaftacewa da isopropyl alcohol; ba a ba da shawarar tsaftacewa da ultrasonic ba.

9. Kwatanta Fasaha da Madadi

Idan aka kwatanta da LED PLCC na yau da kullun, RF-A3H22-W57P-E5 yana ba da mafi girman ɗaukar ƙarfi (1500mA da aka kwatanta da 350-700mA), kusurwar gani mai faɗi (120° da aka kwatanta da 90-110°), da dogaron matakin mota (AEC-Q102). Girman ƙafarsa 3.0x3.0mm yana kama da yawancin kunshin matsakaicin ƙarfi amma tare da ƙarfin ɓata wutar lantarki. Fitar haske har zuwa 730lm a 1000mA ya sanya shi a cikin sashe mai ƙarfi, wanda ya dace don maye gurbin LED masu ƙarfi da yawa a aikace-aikacen sigina.

10. Tambayoyi da Amsoshi

Tambaya: Za a iya amfani da wannan LED don hasken ciki?
Amsa: Ko da yake yana yiwuwa, an ƙera shi don aikace-aikacen waje. Don amfanin ciki, tabbatar da cewa faɗin kusurwar gani da babban haske sun dace.

Tambaya: Menene ƙarfin tuƙi da aka ba da shawarar don mafi kyawun inganci?
Amsa: Ingantashi yana da girma a ƙananan ƙarfi (misali, 700mA), amma LED an inganta shi don 1000mA. Don mafi girman haske, yi amfani da 1500mA tare da ingantaccen gudanar da zafi.

Tambaya: Yaya ake kula da bambance-bambancen rukuni?
Amsa: Yi oda takamaiman rukunoni (misali, S0 don VF, YB don haske, 60N don launi) kamar yadda ake buƙata. Haɗa rukunoni a cikin wannan kewaye na iya haifar da haske mara daidaituwa.

Tambaya: Zan iya amfani da wannan LED ba tare da mai jan zafi ba?
Amsa: Kawai a ƙananan ƙarfi. A 1000mA da sama, mai jan zafi ko babban yankin jan ƙarfe yana da mahimmanci don kiyaye zafin haɗin gwiwa ƙasa da 150°C.

11. Misalin Zane na Aiki

Ka yi la'akari da na'urar hasken rana mai buƙatar 400lm a 1000mA. Yin amfani da rukuni YB (610-670lm) yana tabbatar da isasshen gibi. Ƙirƙiri injin tuƙi na yau da kullun da aka saita zuwa 1000mA tare da mafi girman bin ƙarfin 7.0V. Sanya LED a kan pad 2x2cm jan ƙarfe akan PCB aluminum tare da hanyoyin zafi zuwa mai jan zafi na baya. Yi kwaikwayi aikin zafi don tabbatar da cewa zafin gwal ya kasance ƙasa da 85°C, yana haifar da zafin haɗin gwiwa ƙasa da 110°C. Ƙara capacitor 10µF a kusa da LED don rage EMI.

12. Ƙa'idar Aiki

LED fari yana aiki ta hanyar canza haske shuɗi daga chip InGaN/GaN zuwa haske fari ta amfani da rufin phosphor. Chip shuɗi yana fitar da photons kusa da tsawon igiyar ruwa 450nm; waɗannan photons suna motsa phosphor rawaya-kore (Ce:YAG ko makamancinsa), wanda ke fitar da haske mai faɗin bakan. Haɗin haske shuɗi da rawaya yana bayyana fari ga idon mutum. Na'urar kunshin PLCC ce, inda aka saka chip a kan leadframe kuma an rufe shi da silicone mai ƙunshe da phosphor.

13. Hanyoyin Masana'antu da Hasashen

Kasuwar hasken mota tana motsawa zuwa LED masu ƙarfi a cikin ƙananan marufi. RF-A3H22-W57P-E5 yana nuna wannan hanya tare da kunshin PLCC 3.0x3.0mm da ƙarfin gaba 5.8-7.0V wanda ya dace da tsarin mota 12V. Abubuwan da za su faru a nan gaba sun haɗa da ƙarin ingancin haske (>150lm/W), ingantacciyar juriyar zafi, da rukunonin launi masu tsauri. Tare da ɗaukar hasken matrix da hasken tuƙi mai daidaitawa, LED fari masu ƙarfi tare da ingantaccen sarrafa haske za su ci gaba da kasancewa cikin buƙata.