ALFS2H-C010001H-AM LED Bayanin Fasaha - Kunshin SMD na Ceramic - 900lm a 1000mA - 6.6V na Yau da Kullun - Kallon Kusa na 120° - Nau'in Motoci

1. Bayanin Samfur

ALFS2H-C010001H-AM LED ne mai ƙarfi, mai hawa a saman, wanda aka tsara musamman don aikace-aikacen hasken waje na motoci masu ƙarfi. Yana cikin kunshi na yumbu mai ƙarfi, yana ba da ingantaccen sarrafa zafi da aminci a cikin yanayi mai tsauri. Na'urar tana ba da haske mai yawa na 900 lumen lokacin da aka tuka ta da ƙarfin lantarki na 1000mA, wanda ya sa ta dace da ayyukan haske masu ƙarfi.

Babban fa'idodinsa sun haɗa da bin ƙa'idar ingancin AEC-Q102 don na'urorin haske na motoci, yana tabbatar da aiki da tsawon rayuwa a cikin yanayin mota. Hakanan yana da ƙarfin sulfur (Class A1), yana sa ya jure yanayin lalata, kuma ya cika ka'idojin muhalli ciki har da RoHS, REACH, da buƙatun marasa halogen.

Babban kasuwa shine masana'antar motoci, musamman don na'urorin hasken waje inda haske mai ƙarfi, aminci, da ƙaramin siffa suke da muhimmanci.

2. Bincike Mai Zurfi na Sigogi na Fasaha

2.1 Halayen Hoto da Lantarki

An ayyana mahimman sigogi na aiki a ƙarƙashin daidaitaccen yanayin gwaji na ƙarfin lantarki (I_F) na 1000mA. Yawan haske (Φ_v) na yau da kullun shine 900 lm, tare da ƙayyadaddun mafi ƙarancin 800 lm da matsakaicin 1000 lm, bisa ga ƙimar auna na ±8%. Matsakaicin ƙarfin lantarki (V_F) na yau da kullun shine 6.60V, daga mafi ƙarancin 5.80V zuwa matsakaicin 7.60V, tare da ƙimar auna na ±0.05V. Kallon kusa yana da faɗin digiri 120, yana ba da tsarin fitarwa mai faɗi wanda ya dace da nau'ikan haske daban-daban.

2.2 Matsakaicin Ƙimar Cikakke

Waɗannan ƙimar suna ayyana iyakokin damuwa waɗanda sama da su lalacewa na dindindin na iya faruwa. Matsakaicin ƙarfin lantarki shine 1500 mA. Matsakaicin ɓarnawar wutar lantarki shine 11.4 W. Na'urar na iya aiki da adanawa a cikin kewayon zafin jiki daga -40°C zuwa +125°C, tare da matsakaicin zafin haɗin gwiwa (T_J) na 150°C. Ba a tsara shi don aikin ƙarfin lantarki na baya ba. Hanzarin ESD (Samfurin Jikin Mutum) yana da ƙimar har zuwa 8 kV, kuma matsakaicin zafin gishiri yayin sake kunnawa shine 260°C.

2.3 Halayen Zafi

Ingantaccen sarrafa zafi yana da mahimmanci ga aikin LED da tsawon rayuwa. Juriyar zafi daga haɗin gwiwa zuwa wurin gishiri (R_{th JS}) an ƙayyade shi ta hanyoyi biyu: ainihin juriyar zafi yana da ƙimar yau da kullun na 3.1 K/W (matsakaicin 3.5 K/W), yayin da hanyar lantarki ke haifar da ƙimar yau da kullun na 2.1 K/W (matsakaicin 2.5 K/W). Wannan sigogi yana da mahimmanci don ƙididdige zafin haɗin gwiwa yayin aiki da tsara heatsink mai dacewa.

3. Bayanin Tsarin Rarraba

Don tabbatar da daidaito a cikin samarwa, ana rarraba LED cikin kwandon bin bisa ga mahimman sigogi na aiki.

3.1 Rarraba Yawan Hasken

Ana rarraba yawan haske a cikin Rukuni D. Kwandon da ake da su sune: D6 (800-850 lm), D7 (850-900 lm), D8 (900-950 lm), da D9 (950-1000 lm). Wannan yana ba masu zane damar zaɓar LED tare da takamaiman kewayon haske don aikace-aikacensu.

3.2 Rarraba Ƙarfin Lantarki na Gaba

Ana rarraba ƙarfin lantarki na gaba don taimakawa wajen ƙirar direba da daidaita halin yanzu a cikin tsararrun LED masu yawa. Kwandon sune: 2A (5.80V - 6.40V), 2B (6.40V - 7.00V), da 2C (7.00V - 7.60V).

3.3 Rarraba Launi (Chromaticity)

Ana ba da LED a cikin zafin launin fari mai sanyi. Bayanan fasaha yana ba da zane mai launi tare da takamaiman daidaitattun kwandon da ƙimar CIE x da y suka ayyana. Misalan kwandon sun haɗa da 63M, 61M, 58M, 56M, 65L, 65H, 61L, da 61H, kowanne yana ɗaukar ƙaramin yanki da aka ayyana akan sararin launi na CIE 1931 don tabbatar da daidaiton launi. Ƙimar auna don daidaitattun launi shine ±0.005.

4. Bincike Mai Zurfi na Sigogi na Fasaha

Bayanan fasaha sun haɗa da jadawali da yawa waɗanda ke nuna halayen na'urar a ƙarƙashin yanayin aiki daban-daban.

4.1 Halayen Tsawon Zango

Jadawalin rarraba siffa na dangi yana nuna bakan fitarwa na LED, yana kololuwa a yankin shuɗi kuma yana amfani da phosphor don samar da hasken fari. Siffar wannan lanƙwasa tana ƙayyade Ma'aunin Nuna Launi (CRI) da daidaitaccen zafin launi (CCT).

4.2 Ƙarfin Lantarki na Gaba da Ƙarfin Lantarki na Gaba (Lanƙwasa IV)

Wannan jadawali yana nuna alaƙar ƙima tsakanin ƙarfin lantarki na gaba da ƙarfin lantarki na gaba. Yana da mahimmanci don zaɓar daidaitaccen tsarin direba (madaidaicin halin yanzu da madaidaicin ƙarfin lantarki) da kuma fahimtar juriyar motsi na LED.

4.3 Yawan Hasken Dangi da Ƙarfin Lantarki na Gaba

Wannan lanƙwasa tana nuna cewa fitar da haske yana ƙaruwa tare da halin yanzu amma ba a layi daya ba. Yana taimakawa wajen tantance mafi kyawun halin tuƙi don daidaita inganci da fitar da haske.

4.5 Lanƙwasa Rage Ƙarfin Lantarki na Gaba

Wannan ɗaya ne daga cikin mafi mahimmancin jadawali don ƙira mai dogaro. Yana nuna matsakaicin ƙarfin lantarki na gaba da aka yarda da shi a matsayin aikin zafin wurin gishiri (T

• ). Misali, a zafin wurin gishiri na 110°C, matsakaicin halin yanzu shine 1500mA, amma a 125°C, yana raguwa zuwa 1200mA. Kada a yi amfani da na'urar ƙasa da 50mA. Wannan lanƙwasa tana da mahimmanci don tabbatar da cewa zafin haɗin gwiwa bai wuce matsakaicin ƙimarsa ba a ƙarƙashin duk yanayin aiki.5. Bayanin Injiniya da Kunshi
• LED yana amfani da kunshin yumbu na Surface-Mount Device (SMD). Duk da cewa ba a ba da ainihin girmansa a cikin ɓangaren da aka cire ba, bayanan fasaha sun haɗa da sashe na "Girman Injiniya" (Sashe na 7) wanda zai ƙunshi cikakken zane tare da tsayi, faɗi, tsayi, da matsayin jagora/wurin gishiri. Kunshin yumbu yana ba da ingantaccen watsa zafi idan aka kwatanta da filastik, yana taimakawa wajen kawar da zafi daga guntuwar LED.6. Jagororin Gishiri da Taro
• 6.1 Wurin Gishiri da Aka Ba da ShawaraSashe na 8 yana ba da shawarar tsarin ƙasa (sawu) don ƙirar PCB. Bin wannan shawarar yana tabbatar da samuwar haɗin gishiri mai kyau, haɗin zafi mai kyau zuwa PCB don heatsink, da hana kabari ko wasu lahani na taro.
• 6.2 Bayanin Siffar Sake GishiriSashe na 9 ya ba da cikakken bayani game da shawarar siffar zafin gishiri na sake kunnawa. Yin bin wannan bayanin, tare da matsakaicin zafin jiki bai wuce 260°C ba kamar yadda matsakaicin ƙimar cikakke ya tanada, yana da mahimmanci don hana lalata kunshin LED, guntu na ciki, ko igiyoyin haɗin gwiwa. Bayanin yawanci ya haɗa da matakan dumama, jiƙa, sake kunnawa, da sanyaya tare da takamaiman lokaci da ƙuntatawa na zafin jiki.

7. Bayanin Kunshi da Oda

Sashe na 10 (Bayanin Kunshi) ya ba da cikakken bayani kan yadda ake samar da LED, mai yiwuwa a cikin tsarin tef da reel wanda ya dace da injunan taro na zaɓi da sanyawa ta atomatik. Sashe na 6 (Bayanin Oda) da Sashe na 5 (Lambar Bangare) sun bayyana tsarin lambar bangare, wanda mai yiwuwa yana ɓoye bayanai kamar kwandon haske, kwandon ƙarfin lantarki, da kwandon launi, yana ba da damar zaɓar daidai halayen na'urar._S8. Shawarwari na Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

Kamar yadda aka jera, an tsara wannan LED don

Hasken Waje na Motoci

, ciki har da:

Fitilar Kaya:

Ana iya amfani da shi a cikin tsarin fitila mai ƙarancin haske, babban haske, ko tsarin tuƙi mai daidaitawa, sau da yawa a cikin tsararrun.

Hasken Gudu na Rana (DRL):

Yana buƙatar babban gani da aminci.

Fitilar Hazo:

Yana buƙatar ingantaccen aiki a cikin yanayi mai ɗanɗano da lalata.

8.2 Abubuwan Tunani na Zane

Zane na Zafi:Babban ɓarnawar wutar lantarki yana buƙatar ingantacciyar hanyar zafi daga wuraren gishiri zuwa heatsink. Kayan PCB (misali, PCB na ƙarfe-core), yankin jan ƙarfe, da yuwuwar heatsinks na waje dole ne a tsara su a hankali bisa ga juriyar zafi (Rth JS

• ) da lanƙwasa rage ƙima.Zane na Lantarki:
• Direba mai madaidaicin halin yanzu wajibi ne don aiki mai ƙarfi. Dole ne direba ya iya samar da har zuwa 1500mA kuma ya jure kewayon ƙarfin lantarki na gaba na zaɓaɓɓen kwandon. Yi la'akari da kariyar halin yanzu na shiga.Zane na Gani:
• Kallon kusa na 120° yana buƙatar na'urorin gani na biyu (ruwan tabarau, masu haskakawa) don siffata katakon don takamaiman aikace-aikace kamar fitilun kaya ko DRLs.Ƙarfin Muhalli:

Duk da yake LED kanta tana da juriya ga sulfur kuma ta cancanci AEC-Q102, dole ne a tsara duka module (PCB, masu haɗawa, hatimi) don damuwar muhalli na motoci (kewayawar zafi, ɗanɗano, girgiza).

• 9. Kwatanta Fasaha da Bambance-bambanceIdan aka kwatanta da LED na kasuwanci na yau da kullun, mahimman bambance-bambancen ALFS2H-C010001H-AM sune_{ingancin nau'in mota (AEC-Q102)}da
• ƙarfin sulfur (Class A1). Waɗannan ba a yawanci buƙatar su don kayan lantarki na mabukaci amma suna da mahimmanci ga mummunan yanayin ƙarƙashin hular da waje na mota. Kunshin yumbu kuma yana ba da ingantaccen aminci na dogon lokaci da mafi girman zafin haɗin gwiwa idan aka kwatanta da yawancin kunshin SMD na filastik da ake amfani da su a cikin LED masu ƙarfi marasa mota.
• 10. Tambayoyin da ake yawan yi (Bisa ga Sigogi na Fasaha)Q: Menene mafi ƙarancin halin tuƙi don wannan LED?
• A: Bayanan fasaha sun ƙayyade mafi ƙarancin ƙarfin lantarki na gaba na 50mA. Ba a ba da shawarar aiki ƙasa da wannan halin yanzu ba (kamar yadda aka lura akan lanƙwasa rage ƙima).Q: Ta yaya zan iya tantance zafin haɗin gwiwa a aikace-aikacena?

A: Ana iya ƙididdige zafin haɗin gwiwa (T

) ta amfani da dabara: T= T+ (Rth JS× P

), inda T

shine auna zafin wurin gishiri, R

th JS

shine juriyar zafi, kuma P

shine ɓarnawar wutar lantarki (V_J× I_J)._SQ: Zan iya tuƙa wannan LED tare da tushen ƙarfin lantarki mai ɗorewa?_{A: A'a. LED na'urori ne masu tuƙi na halin yanzu. Tushen ƙarfin lantarki mai ɗorewa zai haifar da halin yanzu mara sarrafawa saboda halayen ƙima na IV da ƙimar zafi mara kyau na V}, mai yiwuwa ya lalata LED. Koyaushe yi amfani da direba mai madaidaicin halin yanzu._DQ: Me ake nufi da "Ƙarfin Sulfur Class A1"?_SA: Yana nuna juriyar LED ga yanayi mai ɗauke da sulfur. Class A1 takamaiman matakin aiki ne da aka ayyana a cikin gwaje-gwajen masana'antu (misali, ASTM B809) inda na'urar ba ta nuna wani gagarumin lalacewa bayan fallasa, yana sa ta dace da yanayi tare da babban gurɓataccen sulfur._{11. Aikin Zane da Amfani na Aikace-aikace}Harka: Zana Module na DRL_DMai zane yana ƙirƙirar module na Hasken Gudu na Rana. Sun zaɓi ALFS2H-C010001H-AM saboda babban haskensa da zuriyar mota. Sun zaɓi LED daga kwandon haske D8 (900-950 lm) da kwandon ƙarfin lantarki 2B (6.4-7.0V) don tabbatar da daidaiton haske da sauƙaƙe ƙirar direba. Sun tsara PCB na ƙarfe-core tare da babban yanki na jan ƙarfe wanda ke aiki azaman heatsink. Ta amfani da lanƙwasa rage ƙima, sun lissafa cewa tare da zanensu na zafi, wurin gishiri zai daidaita a 85°C a cikin yanayi mafi zafi. A wannan zafin wurin gishiri, lanƙwasa rage ƙima yana ba da izinin cikakken halin tuƙi na 1000mA. Sun zaɓi direba mai madaidaicin halin yanzu wanda aka ƙidaya don fitarwa na 1000mA da kewayon yarda na ƙarfin lantarki wanda ya rufe matsakaicin V_Fna zaɓaɓɓen kwandon su tare da sararin sama. An tsara na'urorin gani na biyu don cika takamaiman tsarin katako da buƙatun hoto don DRLs._F12. Gabatarwar Ka'idar Aiki

Wannan LED tushen haske ne mai ƙarfi wanda ya dogara da guntu na semiconductor, yawanci an yi shi da indium gallium nitride (InGaN) don yankin shuɗi mai fitarwa. Lokacin da aka yi amfani da ƙarfin lantarki na gaba wanda ya wuce bandgap na diode, electrons da ramuka suna sake haɗuwa a cikin yankin aiki, suna sakin makamashi a cikin siffar photons (haske) - wani tsari da ake kira electroluminescence. Babban fitarwa yana cikin bakan shuɗi. Don ƙirƙirar hasken fari, wani ɓangare na wannan hasken shuɗi yana sha ta hanyar lulluɓin phosphor (misali, YAG:Ce) wanda ke sake fitar da haske a cikin mafi faɗin bakan, galibi a cikin kewayon rawaya. Haɗuwar sauran hasken shuɗi da hasken rawaya da aka canza zuwa phosphor idon ɗan adam yana ganin shi azaman hasken fari. Ainihin rabo na shuɗi zuwa rawaya yana ƙayyade daidaitaccen zafin launi (CCT).

13. Trends na Fasaha_FTrend a cikin hasken LED na motoci yana zuwa ga mafi girman inganci na haske (ƙarin lumens a kowace watt), yana ba da damar fitilu masu haske ko ƙarancin amfani da wutar lantarki da kayan aikin zafi. Hakanan akwai turawa don ƙananan girman kunshi tare da babban yawan wutar lantarki, yana buƙatar mafi kyawun hanyoyin sarrafa zafi. Manyan ayyuka kamar katakon tuƙi masu daidaitawa (ADB) da fitilun kaya masu ƙyalli suna haifar da haɗa guntuwar LED da yawa waɗanda za a iya magana da su a cikin kunshi guda. Bugu da ƙari, ana binciken LED masu canza launi da lasers don takamaiman aikace-aikacen siginar da salo. Fasahar da ke ƙasa tana ci gaba da inganta dangane da ingancin guntu, kwanciyar hankali na phosphor a yanayin zafi, da amincin kunshi.

Q: What does \"Sulfur Robustness Class A1\" mean?

A: It indicates the LED's resistance to sulfur-containing atmospheres. Class A1 is a specific performance level defined in industry tests (e.g., ASTM B809) where the device shows no significant degradation after exposure, making it suitable for environments with high sulfur pollution.

. Practical Design and Usage Case

Case: Designing a DRL Module

A designer is creating a Daytime Running Light module. They select the ALFS2H-C010001H-AM for its high brightness and automotive pedigree. They choose LEDs from flux bin D8 (900-950 lm) and voltage bin 2B (6.4-7.0V) to ensure consistent brightness and simplify driver design. They design a metal-core PCB with a large copper area acting as a heatsink. Using the derating curve, they calculate that with their thermal design, the solder pad will stabilize at 85°C in the hottest ambient condition. At this pad temperature, the derating curve allows the full 1000mA drive current. They select a constant-current driver rated for 1000mA output and a voltage compliance range that covers the maximum V_Fof their selected bin plus headroom. Secondary optics are designed to meet the specific beam pattern and photometric requirements for DRLs.

. Operating Principle Introduction

This LED is a solid-state light source based on a semiconductor chip, typically made of indium gallium nitride (InGaN) for the blue-emitting region. When a forward voltage exceeding the diode's bandgap is applied, electrons and holes recombine within the active region, releasing energy in the form of photons (light) - a process called electroluminescence. The primary emission is in the blue spectrum. To create white light, a portion of this blue light is absorbed by a phosphor coating (e.g., YAG:Ce) which re-emits light across a broader spectrum, predominantly in the yellow range. The mixture of the remaining blue light and the phosphor-converted yellow light is perceived as white light by the human eye. The exact ratio of blue to yellow determines the correlated color temperature (CCT).

. Technology Trends

The trend in automotive LED lighting is towards higher luminous efficacy (more lumens per watt), enabling brighter lights or lower power consumption and thermal load. There is also a push for smaller package sizes with higher power density, requiring ever-better thermal management solutions. Advanced functionalities like adaptive driving beams (ADB) and pixelated headlights are driving the integration of multiple individually addressable LED chips within a single package. Furthermore, color-tunable LEDs and lasers are being explored for specialized signaling and styling applications. The underlying technology continues to improve in terms of chip efficiency, phosphor stability at high temperatures, and package reliability.