Takardar Bayanan Farar LED RF-A3E31-WYSH-B2 - Girma 3.0x3.0x0.55mm - Wutar 3.1V - Ɗarfin 1.1W - Takardar Fasaha Ta Turanci

2. Bayanin Samfurin Gabaɗaya

2.1 Bayani Gabaɗaya

RF-A3E31-WYSH-B2 wani farar LED ne mai ƙarfin gaske wanda aka ƙera ta hanyar haɗa guntun LED mai shuɗi tare da canza phosphor. An yi masa kunshin a cikin ƙaramin kunshin EMC (Epoxy Molding Compound) mai girma 3.0mm × 3.0mm × 0.55mm, yana ba da juriyar zafi da dogaro mai kyau. An tsara wannan LED don amfanin hasken mota mai buƙata, na ciki da waje, kuma ya cika jagororin gwajin damuwa na AEC-Q102 don semiconductor masu digiri na mota.

2.2 Abubuwan da Su Kai

• Kunshin EMC:Amfani da kayan EMC yana ba da fitar da zafi da ƙarfin injiniya fiye da kunshin filastik na gargajiya.
• Kusurwar Kallo Mai Faɗi:Tare da kusurwar rabin ƙarfi 120°, yana tabbatar da rarraba haske daidai gwargwado don ƙira daban-daban na haske.
• Daidaita SMT:Ya dace da duk matakai na SMT da reflow soldering.
• Kunshin Tape & Reel:Ana samunsa akan tape 8mm da reel 180mm, 5000 kowane reel, don ingantaccen saka ta atomatik.
• Matakin Hankalin Danshi:MSL Level 2, yana buƙatar ƙananan taka tsantsan don na'urori masu hankali ga danshi.
• Daidaita Muhalli:Ya dace da RoHS da REACH, ba shi da abubuwa masu cutarwa.
• Cancantar AEC-Q102:Tsarin gwajin cancantar samfurin ya dogara da jagororin AEC-Q102, yana tabbatar da dogaro ga yanayin mota.

2.3 Aikace-aikace

• Hasken Mota:Hasken ciki (dashboard, dome lights) da hasken waje (tail lights, turn signals, daytime running lights).
• Hasken Gabaɗaya:Ya dace da kowane aikace-aikacen da ke buƙatar babban haske da kusurwar kallo mai faɗi a cikin ƙaramin sarari.

3. Nazarin Ma'aunin Fasaha Mai Zurfi

3.1 Halayen Lantarki da Haske

An gwada shi a zafin soldering 25°C da gaban wutar 350mA, LED yana nuna halaye masu zuwa:

• Wutar Gaba (VF):Matsakaici 2.8V, na yau da kullun 3.1V, matsakaici 3.4V. Wannan rarraba kunkuntar yana ba da damar ƙira mai daidaituwa a cikin jerin-daidai.
• Hasken Luminescent (Φ):Matsakaici 83.7 lm, na yau da kullun 102 lm, matsakaici 117 lm. Wannan kewayon yana nuna ingancin ƙarfi don wutar 0.35A, yana da dacewa ga hasken sigina da yanayi.
• Kusurwar Kallo (2θ1/2):120° (tsawon cikakken rabin iyakar), yana ba da damar hasken yanki mai faɗi.
• Juriya na Zafi (RTHJ-S):12°C/W, yana nuna ingantaccen canja wurin zafi daga junction zuwa wurin soldering, mahimmanci don sarrafa zafi a cikin aiki mai girma.
• Wutar Baya (IR):Ba a tsara shi don aiki baya ba; bai kamata a yi amfani da wutar baya ba.

3.2 Matsakaicin Matsakaici na Aiki

An bayyana iyakokin aiki lafiyayye na LED a fili:

• Rarrabawar Wutar (PD):Matsakaici 1700 mW.
• Wutar Gaba (IF):500 mA na ci gaba; 700 mA mai bugun jini (duty cycle 1/10, fadin bugun 10ms).
• Wutar Baya (VR):Ba a tsara shi don aiki baya ba.
• ESD (HBM):Yana jurewa 8000V, tare da yawan amfani fiye da 90%.
• Zafin Aiki (TOPR):-40°C zuwa +125°C.
• Zafin Ajiya:-40°C zuwa +125°C.
• Zafin Junction (TJ):Matsakaici 150°C.

Lura: Ana yin duk ma'auni a ƙarƙashin yanayi daidai. Ya kamata a ƙayyade mafi girman wutar bayan auna zafin kunshin don tabbatar da zafin junction bai wuce iyaka ba.

3.3 Halayen Zafi

Tare da juriyar zafi 12°C/W daga junction zuwa wurin soldering, LED yana ba da aikin zafi mai kyau. Misali, a 350mA tare da VF na yau da kullun 3.1V, wutar kusan 1.085W, wanda ke haifar da hauhawar zafi daga junction zuwa soldering kusan 13°C. Yin amfani da magudanar zafi ya zama dole don kiyaye zafin junction ƙasa da 150°C, musamman a manyan wuta ko yanayin zafi mai girma.

4. Bayanin Tsarin Binning

4.1 Bins na Wutar Gaba

An raba LED zuwa bins guda shida na wutar a 350mA: 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), I2 (3.3-3.4V). Wannan binning matsattsu yana tabbatar da daidaiton haske da amfani da wutar a cikin samar da yawa.

4.2 Bins na Hasken Luminescent

An ayyana bins uku na hasken luminescent: RA (83.7-93.2 lm), RB (93.2-105 lm), SA (105-117 lm). Zaɓin bins da ya dace yana ba abokan ciniki damar saduwa da takamaiman buƙatun haske yayin da suke kiyaye daidaiton launi.

4.3 Bins na Chromaticity

Ana ba da LED a cikin bin chromaticity 5E, wanda aka ayyana ta hanyar daidaitawar CIE huɗu: (0.5536,0.4221), (0.5764,0.4075), (0.5883,0.4111), (0.5705,0.4289). Wannan yayi daidai da yankin farar haske mai dumi (amber-fari), wanda aka saba amfani dashi a hasken sigina na mota kamar turn signals da rear combinations.

5. Nazarin Curve na Aiki

5.1 Wutar Gaba vs. Wutar Gaba (I-V Curve)

Curve I-V ya nuna cewa a 100mA wutar gaba kusan 2.7V, a 350mA kusan 3.1V, kuma a 500mA tana kusa 3.4V. Curve na yau da kullun ne don LED na GaN mai shuɗi, tare da juriya mai ƙarfi wanda ke ƙaruwa dan kadan a manyan wuta.

5.2 Wutar Gaba vs. Ƙarfin Haske

Ƙarfin haske yana ƙaruwa kusan layi daya da wutar gaba har zuwa kusan 300mA, sannan ya fara cika saboda zafi da raguwar inganci. A 500mA, ƙarfin haske kusan 160% na ƙarfin a 350mA, yana nuna ikon ɗaukar wuta mai kyau.

5.3 Dogaro da Zafin

Aikin LED yana bambanta da zafin wurin soldering (TS):

• Ƙarfin Haske vs. TS:A TS=125°C, ƙarfin haske yana raguwa zuwa kusan 65% na darajar a 25°C, yana nuna hankali ga zafi.
• Rage Wutar Gaba:Don kiyaye zafin junction ≤150°C, mafi girman wutar gaba yana raguwa daga 500mA a TS=25°C zuwa kusan 200mA a TS=125°C.
• Wutar Gaba vs. TS:VF yana raguwa tare da hauhawar zafi (mummunan coefficient kusan -2mV/°C), na yau da kullun ga LEDs.

5.4 Tsarin Radiyya

Tsarin radiyya yana nuna rarraba kamar Lambertian tare da rabin kusurwa 60° (120° FWHM). Ƙarfin yana da yawa a 0° kuma yana raguwa zuwa 50% a ±60°, yana ba da haske mai daidaituwa a fadin yanki mai faɗi.

5.5 Canjin Daidaitawar Chromaticity vs. Wutar Gaba

Yayin da wutar gaba ke ƙaruwa daga 0 zuwa 500mA, daidaitawar CIE x tana canzawa da kusan +0.012 kuma y ta +0.006. Wannan canjin ya faru ne saboda canjin rarraba wutar haske a yawan wuta daban-daban. Masu ƙira ya kamata su yi la'akari da wannan canjin launi a aikace-aikacen da ke buƙatar tazarar launi matsattsu.

5.6 Rarraba Spectrum

Spectrum na yau da kullun ne na farar LED: kololuwar shuɗi a kusan 450nm da kuma faffadan fitar da phosphor rawaya a kusan 560nm. Ƙarfin kololuwar shuɗi kusan 0.2 idan aka kwatanta da kololuwar phosphor, yana nuna bayyanar farar dumi. Spectrum ya rufe daga 430nm zuwa 750nm.

6. Bayanin Injiniya da Kunshin

6.1 Girman Kunshin

Kunshin LED yana auna 3.00mm × 3.00mm × 0.55mm (tsayi × faɗi × tsawo). Duban ƙasa yana nuna pad na cathode guda biyu da pad na anode guda biyu: babban pad (2.60mm × 1.50mm) shine anode, kuma ƙaramin pad (2.40mm × 0.65mm) shine cathode. Ana bayar da cikakkun ma'auni a zane-zanen takardar. Duk ma'auni suna da haƙuri ±0.2mm sai dai in an faɗi.

6.2 Tsarin Soldering da aka Shawarta

Tsarin ƙasa na PCB da aka shawarta ya haɗa da pad rectangular guda biyu: ɗaya don anode (1.55mm × 0.65mm) da ɗaya don cathode (0.65mm × 0.55mm), tare da tazarar da ta dace don dacewa da ƙasan kunshin. Tsarin pad mai kyau yana tabbatar da samuwar haɗin soldering da canja wurin zafi.

6.3 Gane Polarity

An yiwa polarity alama a bayyane akan kunshin: tsinke ko digo a saman yana nuna gefen cathode. Duban ƙasa kuma yana nuna cewa babban pad yayi daidai da anode. Polarity mara kyau na iya haifar da lalacewar LED saboda ba a yarda da aiki baya ba.

7. Jagororin Soldering da Hada

7.1 Saitunan Reflow Soldering

LED yana dacewa da reflow soldering mara gubar. Tsarin reflow da aka shawarta ya haɗa da:

• Matsakaicin hawan hawan:Max 3°C/s (daga Tsmin zuwa Tp).
• Preheat:150°C zuwa 200°C na 60-120 seconds.
• Lokacin sama 217°C:60-120 seconds.
• Matsakaicin zafin:260°C, tare da lokacin cikin 5°C na kololuwar max 10 seconds.
• Matsakaicin sanyin:Max 6°C/s.
• Lokaci daga 25°C zuwa kololuwa:Max 8 minutes.

Reflow soldering bai kamata ya wuce sau biyu ba. Idan fiye da awanni 24 sun wuce tsakanin ayyukan soldering, LEDs na iya lalacewa ta hanyar danshin da aka sha. Ana iya yin soldering da hannu tare da ƙarfe a ≤300°C na ≤3 seconds, amma sau ɗaya kawai.

7.2 Taka Tsantsan na Handling

• Matsin Injiniya:Kada a matsa lamba akan saman silikon lens, saboda yana da laushi kuma yana iya lalata kewayen ciki. Yi amfani da kayan aikin da suka dace don ɗauka daga gefe.
• Warpage:Kada a saka abubuwa a kan PCBs da suka lankwasa; guje wa lankwasawa da kewayen bayan soldering.
• Sanyin:Bada damar sanyin a hankali bayan reflow; sanyin da sauri ko girgiza yayin sanyin na iya haifar da lalacewa.
• Tsaftacewa:Ana shawarta isopropyl alcohol don tsaftacewa. Ba a shawarta tsaftacewa ta ultrasonic ba saboda yana iya lalata LED.
• Ajiyar Danshi:Jakunkuna da ba a buɗe ba: ≤30°C, ≤75% RH har zuwa shekara 1. Bayan buɗewa: ≤30°C, ≤60% RH, yi amfani da shi cikin awanni 24. Idan ya wuce, gasa a 60±5°C na ≥24 hours.
• Kariyar ESD:LED yana da hankali ga fitar da wutar lantarki; ya kamata a ɗauki matakan kariyar ESD yayin handling.

8. Bayanin Kunshin da Oda

8.1 Ƙayyadaddun Kunshin

Ana ba da LED a cikin kunshin tape da reel: 5000 kowane reel. Tape ɗin yana da ma'auni: A0=3.30±0.1mm, B0=3.30±0.1mm, K0=0.90±0.1mm, tare da fadin tape 8mm. Matsakaicin reel shine 180mm, tsakiyar reel 60mm, da ramin arbor 13mm. Ana saka reels a cikin jakunkuna na hana danshi tare da desiccant da nuna danshi.

8.2 Bayanin Lakabin

Kowane reel yana ɗauke da lakabin da ke ɗauke da: Lambar Sashe (model), Lambar Spec, Lambar Lot, Lambar Bin (haske, chromaticity, wutar), Yawan, da Kwanan wata. Wannan yana sauƙaƙe bin diddigin da sarrafa kaya.

9. Shawarwarin Aikace-aikace

9.1 Yanayin Aikace-aikace na Yau da Kullun

Saboda babban haske, kusurwar kallo mai faɗi, da cancantar AEC-Q102, RF-A3E31-WYSH-B2 yana da kyau don:

• Hasken Mota na Waje:Fitilun baya, turn signals, fitilun birki, daytime running lights (DRL).
• Hasken Mota na Ciki:Fitilun dome, fitilun taswira, hasken yanayi.
• Hasken Masana'antu da Kasuwanci:Alamun, hasken ado, hasken gaggawa.

9.2 La'akarin Zane

• Sarrafa Zafi:Tabbatar da isasshen magudanar zafi don kiyaye zafin wurin soldering ƙasa da 125°C don ingantaccen rayuwa. Yi amfani da thermal vias da filayen jan ƙarfe a ƙarƙashin pads na LED.
• Daidaituwar Wutar:Yi amfani da direbobi masu tsayayyen wuta ko resistors a jere don iyakance wutar kuma hana guduwar zafi saboda bambancin VF. Guji wutar baya.
• Sarrafa Sulfur da Halogen:Yanayin aiki ya ƙunshi ƙasa da 100ppm na mahadun sulfur. Abubuwan da ke kewaye da su na bromine da chlorine ya kamata su kasance ƙasa da 900ppm kowanne, tare da jimillar ƙasa da 1500ppm, don hana lalacewa da canza launi na silikon lens.
• Mahadun Organic Mai Canzawa (VOCs):Guji mannewa da kayan toshewa waɗanda ke fitar da tururin kwayoyin halitta, saboda suna iya shiga silikon kuma su haifar da rawaya da raguwar lumen.

10. Tambayoyin da Yawaita (FAQ)

Tambaya: Zan iya tuka wannan LED a 500mA na ci gaba?
Amsa: Mafi girman ci gaba na wutar gaba shine 500mA, amma kawai lokacin da zafin wurin soldering ya isa don kiyaye zafin junction ≤150°C. A aikace, a yanayin zafi mai girma, rage wuta ya zama dole. Duba curve na rage wuta (Fig. 1-10) don jagora.

Tambaya: Menene zafin launi na yau da kullun na wannan LED?
Amsa: Dangane da bin chromaticity 5E (daidaitawar CIE kusan 0.57,0.41), zafin launi mai alaƙa kusan 2700-3000K, wanda shine farar dumi/amber. Wannan na yau da kullun ne don hasken sigina na mota.

Tambaya: Ta yaya LED yake aiki a ƙarƙashin wutar baya?
Amsa: Ba a tsara wannan LED don aiki baya ba. Yin amfani da wutar baya na iya haifar da lalacewa ta dindindin. Koyaushe tabbatar da cewa zanen kewayen ya hana wutar baya.

Tambaya: Menene yanayin ajiya da aka shawarta bayan buɗe jakar hana danshi?
Amsa: Ya kamata a adana LED a ≤30°C da ≤60% RH, kuma a yi amfani da shi cikin awanni 24. Idan ba a yi amfani ba, gasa a 60±5°C na ≥24 hours kafin reflow.

Tambaya: Zan iya amfani da tsaftacewa ta ultrasonic bayan soldering?
Amsa: Ba a shawarta tsaftacewa ta ultrasonic ba saboda yana iya haifar da lalacewa ta injiniya ga LED, musamman ga wayoyin haɗi da silikon lens. Yi amfani da isopropyl alcohol da hanyoyin tsaftacewa masu laushi.

11. Misalai na Aikace-aikace na Aiki

11.1 Modul na Turn Signal na Mota

A cikin modul na turn signal na yau da kullun, ana haɗa LEDs 6-8 na wannan nau'in a jere tare da resistor mai iyakance wuta kuma ana tuka shi ta hanyar tsarin wutar lantarki na mota 12V. Idan aka ɗauka VF na yau da kullun 3.1V da 350mA, LEDs shida a jere suna buƙatar 18.6V, tare da raguwar resistor. Ana shawarta direban wuta mai daidaitawa don inganci. Faffadan kusurwar haske 120° yana tabbatar da ganuwa daga kowane kusurwa.

11.2 Tsiri na Hasken Yanayi na Ciki

Don hasken yanayi, ana iya sanya LEDs akan PCB mai sassauƙa tare da tazara 10-15mm. Idan aka tuka su a 100-200mA, suna samar da farar haske mai dumi. Ana iya amfani da diffusers na silikon don kawar da wuraren haske. Saboda MSL Level 2, buƙatar haɗa shi a cikin awanni 24 na buɗe jakar, kuma dole ne a kiyaye PCB daga gurɓata.

12. Ka'idar Aiki

Wannan farar LED yana aiki akan ka'idar LED da aka canza ta phosphor (pc-LED). Guntun LED na InGaN/GaN mai shuɗi yana fitar da haske mai shuɗi a kusan 450nm. Wannan haske mai shuɗi yana tayar da phosphor mai fitar da rawaya (yawanci YAG:Ce ko makamancin) wanda aka lulluɓe akan guntun. Haɗin haske mai shuɗi da rawaya yana samar da farar haske. Ana ƙayyade madaidaicin launi (chromaticity) ta hanyar kauri da abun da ke cikin Layer na phosphor. Ana tuka na'urar ta hanyar wutar da ke ci gaba; wutar kai tsaye tana sarrafa haske kuma tana shafar zafin launi dan kadan saboda bambancin halayen zafi na phosphor da guntun.

13. Yanayin Masana'antu da Hanyar Ci gaba

Masana'antar hasken mota na canzawa da sauri daga fitilun halogen da xenon na gargajiya zuwa mafita na LED. Babban yanayi sun haɗa da:

• Inganci Mafi Girma:Ci gaba a cikin ingancin phosphor da fasahar guntu suna tura inganci sama da 150 lm/W don farar LEDs.
• Karancin Girma:Ƙananan kunshin kamar 3.0x3.0mm suna ba da damar zanen haske mai sirara kuma mai sassauƙa.
• Daidaita Launi:LEDs masu launuka da yawa da masu canzawa suna samun shahara don fitilun kai masu daidaitawa da hasken yanayi mai daɗi.
• Dogaro:Matsayi kamar AEC-Q102 suna tabbatar da dogaro na matakin mota, tare da gwaji mai tsauri don hawan zafi, danshi, da girgiza.
• Hasken Mai Hankali:Haɗa kai da na'urori masu auna sigina da samfurin sadarwa (Li-Fi, V2X) shine madaidaicin gaba.

LED RF-A3E31-WYSH-B2, tare da cancantar AEC-Q102 da aiki mai girma, yana da kyau don saduwa da waɗannan buƙatun da ke canzawa a sashin mota.