Takardar Bayanin Fasaha ta LTLMR4YVX3DA - Fitilar LED Mai Haske Rai - Girman 4.2x4.2x6.9mm - Ƙarfin Wutar Lantarki 1.8-2.4V - Ikoni 120mW

1. Bayanin Samfur

LTLMR4YVX3DA fitilar LED ce mai haske rai, wacce aka ƙera don aikace-aikacen alamar tambari masu ƙarfi. Tana amfani da guntun AllnGaP mai launin rawaya wanda aka lulluɓe a cikin fakitin da ya watsu, yana ba da fitilar haske mai ƙarfi tare da kusurwar kallo da aka sarrafa. Babban manufar ƙirarta ta ta'allaka ne akan amincin aiki da dacewa da daidaitattun hanyoyin haɗa fasahar haɗa saman (SMT), gami da gyarar gudanarwa mara gubar.

1.1 Fa'idodi na Asali da Kasuwar Manufa

Wannan na'urar tana ba da fa'idodi masu mahimmanci da yawa waɗanda suka bambanta ta da daidaitattun fakitin SMD ko PLCC. Babban fasalin sa shine tsarin radiyo mai santsi da kuma ƙunƙuntacciyar kusurwar kallo ta yau da kullun wacce ta kai digiri 35. Ana samun wannan halayen gani ta hanyar ƙirar ruwan tabarau na musamman, yana kawar da buƙatar ƙarin ruwan tabarau na waje a yawancin aikace-aikace, don haka yana sauƙaƙa ƙira da rage farashin tsarin. Fakitin yana amfani da fasahar epoxy mai ci gaba, yana ba da mafi girman juriya ga danshi da kariya daga hasken UV, wanda ke da mahimmanci ga amincin waje da na dogon lokaci.

Kasuwannin manufa sune aikace-aikacen da ke buƙatar ganuwa mai ƙarfi da aminci, kamar alamun saƙon bidiyo, alamomin zirga-zirga, da nau'ikan nuni na saƙo na cikin gida/waje. Ginin sa ba shi da gubar, ba shi da halogen, kuma ya cika ka'idojin muhalli na RoHS.

2. Bincike na Ma'auni na Fasaha

Cikakken bincike na haƙiƙa na halayen lantarki da na gani yana da mahimmanci don daidaitaccen ƙirar da'ira da hasashen aiki.

2.1 Matsakaicin Matsakaicin Matsayi

Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda sama da su lalacewar dindindin na iya faruwa ga na'urar. Matsakaicin raguwar wutar lantarki shine 120mW a yanayin zafin muhalli (TA) na 25°C. Halin yanzu na gaba na DC bai kamata ya wuce 50mA ba. Don aikin bugun jini, matsakaicin halin yanzu na gaba na 120mA yana yiwuwa a ƙarƙashin yanayi na musamman (duty cycle ≤1/10, faɗin bugun ≤10µs). Ma'auni mai mahimmanci shine ƙimar rage ƙimar halin yanzu na gaba: sama da 45°C, matsakaicin halin yanzu na DC yana raguwa a layi a cikin adadin 0.75mA a kowace digiri Celsius. Kewayon zafin aiki daga -40°C zuwa +85°C, kuma ajiya na iya kasancewa daga -40°C zuwa +100°C. Na'urar na iya jure matsakaicin zafin jiki na gyarar gudanarwa na 260°C na matsakaicin dakika 10.

2.2 Halayen Lantarki da Gani

An auna a TA=25°C da daidaitaccen gwajin halin yanzu (IF) na 20mA, ma'auni masu mahimmanci sune:

• Ƙarfin Hasken (Iv):Ya kewayo daga mafi ƙarancin 5500 mcd zuwa matsakaicin 12000 mcd. Ƙimar yau da kullun tana cikin wannan kewayon. Ana amfani da juzu'in gwaji na ±15% ga iyakokin kwandon shara.
• Kusurwar Dubawa (2θ1/2):An ayyana shi azaman cikakken kusurwar da ƙarfinsa ya rabi matsakaicin ƙimar. Ƙimar yau da kullun ita ce digiri 35 (mafi ƙarancin digiri 30), tare da juzu'in auna na ±2 digiri.
• Matsakaicin Tsawon Tsawon Watsawa (λP):Yawanci 594 nm.
• Matsakaicin Tsawon Tsawon (λd):Ya kewayo daga 584.5 nm zuwa 594.5 nm, yana ayyana launin rawaya da ake gani.
• Rabin Faɗin Layin Bakan (Δλ):Yawanci 15 nm, yana nuna tsaftar bakan hasken rawaya.
• Ƙarfin Wutar Lantarki na Gaba (VF):Ya kewayo daga 1.8V zuwa 2.4V a 20mA.
• Halin Yanzu na Baya (IR):Matsakaicin 10 µA a ƙarfin wutar lantarki na baya (VR) na 5V. Yana da mahimmanci a lura cewa ba a ƙera na'urar don aikin karkatar da baya ba; wannan gwajin don siffanta kawai ne.

3. Ƙayyadaddun Tsarin Rarrabawa

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LEDs zuwa kwandon shara. LTLMR4YVX3DA yana amfani da tsarin rarrabawa mai girma uku.

3.1 Rarrabawar Ƙarfin Hasken

An rarraba a IF=20mA. Lambar kwandon shara (W, X, Y) tana ayyana iyakar mafi ƙanƙanta-matsakaici don ƙarfin haske a cikin millicandelas (mcd). Kowane iyakar kwandon shara yana da juzu'i na ±15%.
W: 5500 - 7200 mcd
Ko da yake raguwar wutar lantarki yana da ƙasa kaɗan (120mW matsakaicin), daidaitaccen shimfidar PCB tare da isasshen taimakon zafi da, idan ya cancanta, ƙaramin kafet ɗin tagulla don zafin zafi zai haɓaka tsawon rai da kiyaye aiki, musamman a cikin yanayin zafi mai zafi na muhalli ko lokacin da ake tuƙi a mafi girma halin yanzu.
Y: 9300 - 12000 mcd

3.2 Rarrabawar Matsakaicin Tsawon Tsawon

An rarraba a IF=20mA. Lambar kwandon shara (Y1, Y2, Y3, Y4) tana ayyana iyakar mafi ƙanƙanta-matsakaici don matsakaicin tsawon tsawon a cikin nanometers (nm). Kowane iyakar kwandon shara yana da juzu'i na ±1nm.
Y1: 584.5 - 587.0 nm
Y2: 587.0 - 589.5 nm
Y3: 589.5 - 592.0 nm
Y4: 592.0 - 594.5 nm

3.3 Rarrabawar Ƙarfin Wutar Lantarki na Gaba

An rarraba a IF=20mA. Lambar kwandon shara (1A, 2A, 3A) tana ayyana iyakar mafi ƙanƙanta-matsakaici don ƙarfin wutar lantarki na gaba a cikin volts (V). Kowane iyakar kwandon shara yana da juzu'i na ±0.1V.
1A: 1.8 - 2.0 V
2A: 2.0 - 2.2 V
3A: 2.2 - 2.4 V

4. Bayanin Injiniya da Fakitin

4.1 Girman Bayani

Na'urar tana da ƙaramin ƙafar haɗa saman. Ma'auni masu mahimmanci sun haɗa da girman jiki kusan 4.2mm x 4.2mm, tare da jimlar tsayi na 6.9mm ±0.5mm. Tazarar jagora (inda jagororin suka fito daga fakitin) shine 2.0mm ±0.5mm. Duk ma'auni suna cikin millimeters, tare da juzu'i na gabaɗaya na ±0.25mm sai dai idan an ƙayyade. Ana ba da izinin ƙaramar fitowar guduro a ƙarƙashin flange, tare da matsakaicin tsayi na 1.0mm.

4.2 Gano Polarity da Ƙirar Kafet

Bangaren yana da jagorori uku (P1, P2, P3). P1 da P3 sune haɗin anode, yayin da P2 shine cathode. Dole ne a lura da wannan tsari a hankali yayin shimfidar PCB. An ba da tsarin kafet ɗin gyarawa da aka ba da shawarar don tabbatar da ingantaccen haɗin gyarawa da kwanciyar hankali na injiniya yayin gudanarwa. Ƙirar kafet ɗin ta haɗa da kusurwoyi masu zagaye (R0.5) don hana gada gyarawa da tabbatar da haɗin gwiwa masu dogaro.

5. Jagororin Gyarawa da Haɗawa

Daidaitaccen sarrafawa yana da mahimmanci ga amincin aiki. Wannan na'urar tana da Matakin Hatsarin Danshi 3 (MSL3) bisa ga JEDEC J-STD-020.

5.1 Ajiya da Sarrafawa

LEDs a cikin jakar shinge na danshi da ba a buɗe ba (tare da busassun) ana iya adana su a <30°C da 90% RH har zuwa watanni 12. Bayan buɗe jakar, dole ne a kiyaye abubuwan a ƙarƙashin <30°C da 60% RH kuma dole ne su kammala gyarawa cikin sa'o'i 168 (kwanaki 7). Ana buƙatar gasa a 60°C ±5°C na sa'o'i 20 idan: katin nuna danshi ya nuna >10% RH, rayuwar bene ta wuce sa'o'i 168, ko kuma abubuwan sun fallasa zuwa >30°C da 60% RH. Ya kamata a yi gasa sau ɗaya kawai.

5.2 Bayanin Siffar Gyarar Gudanarwa

An ba da shawarar bayanin gyarar gudanarwa mara gubar. Ma'auni masu mahimmanci sun haɗa da: matakin dumama/jiƙa daga 150°C zuwa 200°C na matsakaicin dakika 120; lokaci sama da ruwa (217°C) tsakanin 60 zuwa 150 dakika; matsakaicin zafin jiki (Tp) na 260°C matsakaicin; da kuma lokaci a cikin 5°C na ƙayyadaddun zafin jiki na rarrabuwa (255°C) na matsakaicin dakika 30. Jimlar lokaci daga 25°C zuwa matsakaicin zafin jiki bai kamata ya wuce mintuna 5 ba.

5.3 Tsaftacewa

Idan tsaftacewa ya zama dole bayan gyarawa, kawai kaushi na tushen barasa kamar isopropyl alcohol ne ya kamata a yi amfani da su.

6. Ƙayyadaddun Fakitin

Ana ba da LEDs akan tef ɗin ɗaukar hoto don sanya kai ta atomatik. An ƙayyade girman tef ɗin, tare da aljihun da aka ƙera don riƙe jikin 4.2mm x 4.2mm cikin aminci. Daidaitaccen tattarawa ya haɗa da guda 1,000 a kowace reel. Don jigilar jama'a: ana sanya reel ɗaya a cikin jakar shinge na danshi tare da busassun da katin nuna danshi; ana tattara irin waɗannan jakunkuna uku zuwa cikin akwati na ciki (3,000 gabaɗaya); kuma ana tattara akwatuna na ciki goma zuwa cikin akwatin jigilar waje (30,000 gabaɗaya). Ƙarshen fakitin a cikin kayan jigilar ƙila ba zai cika ba.

7. Bayanan Aikace-aikace da Abubuwan Ƙira

7.1 Yanayin Aikace-aikace na Yau da Kullun

Wannan LED ya dace da gaske don aikace-aikacen da ke buƙatar haske mai ƙarfi da kyakkyawar ganuwa a cikin yanayin haske daban-daban. Amfanin farko sun haɗa da:
- Alamun Saƙon Bidiyo:Don manyan nunin inda daidaiton launi da haske a fadin pixels da yawa ke da mahimmanci.
- Alamomin Zirga-zirga:Yin amfani da ƙarfinsa mai ƙarfi da amincin aiki don siginar mahimmanci na aminci.
- Alamomin Saƙo na Gabaɗaya:Duka na cikin gida da waje, suna amfana da juriyarsa ga danshi da kuma sarrafa kusurwar kallo.

7.2 Abubuwan Ƙira

Tukin Halin Yanzu:Ana ba da shawarar tukin halin yanzu na yau da kullun fiye da tushen ƙarfin wutar lantarki na yau da kullun don tabbatar da fitar da haske mai tsayi da hana guduwar zafi. Ƙirar ya kamata ta yi aiki da kyau ƙasa da matsakaicin halin yanzu na DC na 50mA, yawanci a ko kusa da gwajin halin yanzu na 20mA don ƙayyadaddun bayanai.
Gudanar da Zafi:Haɗin Gani:
Kusurwar kallo na cikin gida na digiri 35 na iya isa ga aikace-aikace da yawa. Don nau'ikan katako daban-daban, ana iya amfani da na'urorin gani na biyu, amma ƙirar ruwan tabarau na farko yana ba da tsarin radiyo mai santsi a matsayin farawa.Kariya daga ESD:
Duk da yake ba a bayyana a sarari a cikin takardar bayanin ba, ya kamata a kiyaye matakan kariya na ESD na yau da kullun yayin sarrafawa da haɗa duk abubuwan LED.8. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da daidaitattun LEDs na SMD 3528 ko 5050, an ƙera fakitin LTLMR4YVX3DA musamman don hasken jagora mai ƙarfi a cikin alamar tambari. Babban bambancinsa shine ruwan tabarau da aka haɗa wanda ke ba da ƙunƙuntacciyar kusurwar kallo da aka sarrafa ba tare da ƙarin na'urorin gani ba, wanda ba shine daidaitaccen fasali a cikin fakitin SMD na gabaɗaya ba. Amfani da fasahar AllnGaP don hasken rawaya yana ba da inganci mafi girma da mafi kyawun kwanciyar hankali na zafin jiki idan aka kwatanta da tsofaffin fasahohi kamar fararen LEDs da aka canza da phosphor da ake amfani da su don tace rawaya. Ƙarfin fakitin (juriya ga danshi da UV) kuma yana sanya shi sama da yawancin LEDs na SMD na asali waɗanda aka yi niyya da farko don amfani da cikin gida.

9. Tambayoyin da ake yawan yi (Dangane da Ma'auni na Fasaha)

Q: Menene bambanci tsakanin matsakaicin tsawon tsawon da matsakaicin tsawon tsawon?

A: Matsakaicin tsawon tsawon (λP=594nm) shine tsawon tsawon lokacin da matsakaicin ƙarfin gani ya fi girma. Matsakaicin tsawon tsawon (λd=584.5-594.5nm) an samo shi ne daga daidaitattun launi kuma yana wakiltar tsawon tsawon guda ɗaya na launin bakan tsafta wanda ya dace da launin da ake gani na LED. Matsakaicin tsawon tsawon ya fi dacewa don ƙayyadaddun launi.
Q: Ta yaya zan fassara lambobin rarrabawa lokacin yin oda?

A: Dole ne ka ƙayyade lambobi don Ƙarfin Hasken (misali, Y), Tsawon Tsawon (misali, Y3), da Ƙarfin Wutar Lantarki (misali, 2A) don samun guda mai daidaito. Lambar sashi LTLMR4YVX3DA tana nufin zaɓin kwandon shara na musamman (Y don ƙarfin haske, VX don haɗuwar tsawon tsawon/ƙarfin wutar lantarki). Tuntuɓi mai kaya don daidaitaccen taswirar kwandon shara zuwa ƙarshen lambar sashi.
Q: Zan iya tuƙa wannan LED da samfurin 3.3V?

A: Ba a ba da shawarar haɗa kai tsaye zuwa tushen 3.3V kuma zai iya lalata LED saboda yawan halin yanzu. Dole ne ka yi amfani da resistor mai iyakancewa ko, mafi kyau, da'irar tukin halin yanzu na yau da kullun. Ƙarfin wutar lantarki na gaba shine 1.8-2.4V kawai, don haka dole ne a sauke ƙarin ƙarfin wutar lantarki a kan resistor na jeri ko mai sarrafawa.
Q: Me yasa Matakin Hatsarin Danshi (MSL3) yake da mahimmanci?

A: Yayin gyarar gudanarwa, danshin da ke cikin fakitin filastik na iya yin tururi da sauri, yana haifar da rabuwa na ciki ko \"popcorning,\" wanda ke fashe fakitin kuma ya lalata LED. Yin bin rayuwar bene na sa'o'i 168 bayan buɗe jakar da bin hanyoyin gasa lokacin da ake buƙata yana da mahimmanci don yawan haɗawa mai girma.
10. Ƙirar Aiki da Yanayin Amfani

Yanayi: Ƙirar ƙaramar alamar gargaɗin zirga-zirga.

Mai zane yana buƙatar haske mai haske mai haske, mai walƙiya rawaya. Sun zaɓi LTLMR4YVX3DA don ƙarfinsa mai ƙarfi (zaɓar kwandon shara Y don matsakaicin haske) da ƙunƙuntacciyar kusurwar kallo don tabbatar da cewa an jagoranci hasken ga direbobin da ke zuwa. Sun ƙera PCB tare da shimfidar kafet ɗin da aka ba da shawarar. Da'irar sauki ta amfani da filin PWM na microcontroller yana tuƙa ma'aunin zafin jiki na MOSFET da aka saita zuwa 20mA. Ana isar da buƙatun MSL3 zuwa gidan haɗawa, waɗanda ke tsara layin SMT don gudanar da waɗannan sassan cikin sa'o'i 48 na buɗe jakunkunan shinge na danshi. An gwada alamar ƙarshe don ƙarfin haske da daidaiton launi a duk raka'o'i, wanda ya cika ka'idojin ƙa'idodin kayan aikin zirga-zirga.
11. Ka'idar Aiki

Wannan LED ya dogara ne akan fasahar semiconductor na Aluminum Indium Gallium Phosphide (AllnGaP). Lokacin da aka yi amfani da ƙarfin wutar lantarki na gaba wanda ya wuce bakin kofa na diode, ana shigar da electrons da ramuka cikin yanki mai aiki daga kayan n-type da p-type, bi da bi. Suna sake haɗuwa ta hanyar radiyo, suna sakin makamashi a cikin nau'in photons. Takamaiman abun da ke cikin AllnGaP yana ƙayyade ƙarfin bandgap, wanda yake daidai da tsawon tsawon hasken da aka fitar—a wannan yanayin, a cikin yankin rawaya (~590nm). Mai lulluɓe na epoxy da ya watsu yana kare guntun semiconductor kuma yana aiki azaman ruwan tabarau na farko, yana siffanta fitar da haske zuwa ƙayyadadden tsarin radiyo.

12. Trends na Fasaha da Mahallin

Haɓaka manyan LEDs na AllnGaP ya kawo juyin juya hali ga hasken nuna alama da alamar tambari, yana ba da inganci mafi girma, tsawon rai, da amincin aiki akan hanyoyin haske masu ƙonewa da tacewa. Trends na yanzu a cikin wannan sararin aikace-aikace sun haɗa da turawa don ƙarin ingantaccen haske (ƙarin fitar da haske a kowace watt na lantarki) don rage amfani da makamashi a cikin manyan kayan aiki. Hakanan ana mayar da hankali kan inganta daidaiton launi da kwanciyar hankali akan zafin jiki da tsawon rai. Bugu da ƙari, fasahar fakitin tana ci gaba da haɓakawa don samar da ingantaccen sarrafa zafi, yana ba da damar tuƙi mafi girma don haka mafi girman haske daga girman guntu iri ɗaya, ko kuma ba da damar tsawon rai a daidaitattun halin yanzu. Haɗa na'urorin lantarki na tukin abin hawa da hanyoyin sarrafawa (misali, don alamun RGB masu iya adireshi) wani muhimmin al'ada ne, ko da yake wannan bangaren na musamman ya kasance mai haske mai ƙarfi, mai ƙarfi wanda aka ƙera don haɗawa cikin manyan tsarin.

The development of high-brightness AllnGaP LEDs revolutionized colored indicator and signage lighting, offering superior efficiency, longevity, and reliability over incandescent and filtered light sources. Current trends in this application space include the push for even higher luminous efficacy (more light output per electrical watt) to reduce energy consumption in large installations. There is also a focus on improving color consistency and stability over temperature and lifetime. Furthermore, packaging technology continues to evolve to provide better thermal management, allowing for higher drive currents and consequently higher brightness from the same chip size, or enabling longer lifetime at standard currents. The integration of driver electronics and control interfaces (e.g., for addressable RGB signs) is another significant trend, though this particular component remains a discrete, high-performance light source designed for integration into larger systems.