LTL1DETGELJ LED Mai Launuka Biyu - Takardun Bayanan Fasaha - T-1 - Ja/Kore - 20mA - 53-79mW

1. Bayanin Samfur

LTL1DETGELJ fitila ce ta LED mai launuka biyu, mai huda allon, wadda aka tsara don nuna matsayi a cikin aikace-aikacen lantarki da yawa. Tana da sanannen marufin T-1 (3mm) mai ruwan tabarau farar fata mai yaduwa, wanda ke ɗauke da guntu LED ja na AlInGaP da kuma guntu LED kore na InGaN a cikin na'ura guda ɗaya. Wannan tsari yana ba da damar fitar da launuka biyu daban-daban daga kayan aiki ɗaya mai ƙarami, yana ba da sassauci na ƙira da ajiye sarari akan allunan da'ira (PCBs).

1.1 Siffofi da Fa'idodi na Asali

Na'urar tana ba da fa'idodi masu mahimmanci da yawa ga masu ƙira. Tana ba daƙarancin amfani da wutar lantarki da ingantaccen haske, wanda ya sa ta dace da aikace-aikacen da ake amfani da baturi ko masu kula da makamashi. Samfurinba shi da gubar kuma ya bi duk ƙa'idodin RoHS, yana cika ƙa'idodin muhalli na zamani. Tsarinsa naT-1 na yau da kullunyana tabbatar da dacewa da tsarin PCB da ake da su da kuma kayan aikin shigar da kai ta atomatik. Haɗin ja da kore a cikin marufi ɗaya yana sauƙaƙa lissafin kaya kuma yana ba da damar nuna matsayi da yawa (misali, kunna/kashe wutar lantarki, jira/aiki) ba tare da buƙatar LED masu launi ɗaya da yawa ba.

1.2 Kasuwanni da Aikace-aikace da Aka Yi Nufi

An ƙera wannan LED don dacewa da yawa a cikin na'urorin lantarki na masu amfani, masana'antu, da sadarwa. Sasannin aikace-aikace na yau da kullun sun haɗa dakayan aikin sadarwa(na'urori masu karkatar da sadarwa, modem, masu sauya hanyoyin sadarwa),na'urori masu alaƙa da kwamfuta(kwamfutoci na tebur, kwamfutocin hannu, na'urorin ajiya na waje),na'urorin lantarki na masu amfani(kayan aikin sauti da bidiyo, na'urorin wasan bidiyo, kayan wasan yara), dakayan aikin gida(mikrowave, na'urorin yin kofi, na'urorin wanki). Aikin farko shine samar da cikakken bayani na gani mai aminci ga mai amfani na ƙarshe.

2. Bincike na Ma'auni na Fasaha

Wannan sashe yana ba da cikakken bayani, fassarar ma'auni masu mahimmanci na lantarki, na gani, da na zafi da aka ƙayyade a cikin takardar bayanai, waɗanda ke da mahimmanci don ƙirar da'ira mai aminci.

2.1 Cikakken Ma'auni na Ƙarshe

Waɗannan ma'auni suna ayyana iyakokin matsin lamba wanda bayan su lalacewa na dindindin na iya faruwa ga na'urar. Ba a ba da garantin aiki a ƙarƙashin ko a waɗannan iyakokin ba. Ma'auni masu mahimmanci sun haɗa da:

• Rushewar Wutar Lantarki (Pd):53 mW don guntu LED ja, 79 mW don guntu LED kore. Wannan bambancin yana nuna ƙarancin inganci na yau da kullun na InGaN (Kore) idan aka kwatanta da kayan AlInGaP (Ja). Dole ne masu ƙira su tabbatar da wurin aiki (Gaba Mai Ci * Gaba Mai Ƙarfi) ya kasance ƙasa da waɗannan ƙimomi, la'akari da yanayin zafi na muhalli (Ta).
• Gaba Mai Ci:Matsakaicin ci gaba na DC na gaba (IF) shine 20 mA don duka launuka. Matsakaicin ci gaba na gaba na 60 mA yana yiwuwa kawai a ƙarƙashin sharuɗɗan bugun jini masu tsauri (ayyukan aiki ≤ 1/10, faɗin bugun jini ≤ 0.1ms). Wucewa da ma'aunin DC zai ƙara rage darajar lumen kuma zai iya haifar da gazawa mai tsanani.
• Kewayon Zafin Jiki:Kewayon zafin jiki na aiki shine -30°C zuwa +85°C. Kewayon ajiya ya fi faɗi, daga -40°C zuwa +100°C. Waɗannan kewayon su ne na yau da kullun ga LED masu rufi na epoxy.
• Zafin Solder:Za a iya jure wa igiyoyin 260°C har zuwa matsakaicin dakika 5, ana auna shi 2.0mm daga jikin LED. Wannan yana da mahimmanci ga hanyoyin solder na igiyar ruwa ko na hannu.

2.2 Halaye na Lantarki da na Gani

Waɗannan su ne ma'auni na aiki na yau da kullun da aka auna a TA=25°C da IF=15 mA, yanayin gwaji/aiki da aka ba da shawarar.

• Ƙarfin Hasken (Iv):LED kore tana da matsakaicin ƙarfi na 2500 mcd (Mafi ƙanƙanta: 880, Mafi girma: 4200). LED ja tana da matsakaicin ƙarfi na 1150 mcd (Mafi ƙanƙanta: 520, Mafi girma: 2500). Takardar bayanai ta lura cewa dole ne a haɗa da rangwame na gwaji na ±30% lokacin da ake ba da garantin ƙimar ƙarfi. Matsakaicin ƙarfin da ya fi girma, musamman na kore, yana sa wannan LED ta dace da aikace-aikacen da ke buƙatar ganuwa mai girma.
• Kusurwar Dubawa (2θ1/2):Duka launuka suna da matsakaicin kusurwar dubawa na digiri 45. Wannan yana ayyana kusurwar da ba ta kan axis inda ƙarfin haske ya ragu zuwa rabin ƙimar sa akan axis, wanda ke haifar da katako mai faɗi mai matsakaici wanda ya dace da alamomin panel.
• Tsawon Zango:LED kore tana da matsakaicin tsayin zango (λd) na 522 nm (kewayon: 516-527 nm). LED ja tana da matsakaicin λd na 623 nm (kewayon: 617-629 nm). Matsakaicin tsayin zango (λp) kusan 522 nm da 633 nm ne, bi da bi. Ramin rabin zango (Δλ) shine 35 nm don Kore da 20 nm don Ja, yana nuna LED ja tana da fitarwa mai tsafta, mai kunkuntar zango.
• Gaba Mai Ƙarfi (VF):A 15 mA, VF yawanci 3.1V ne don Kore (Mafi girma: 3.8V) da 2.1V don Ja (Mafi girma: 2.5V). Wannan bambanci mai mahimmanci ya samo asali ne daga kayan semiconductor daban-daban kuma dole ne a yi la'akari da shi a cikin ƙirar direba, musamman lokacin amfani da resistor mai iyakancewa na gama gari ga duka launuka.
• Ci Gaba Mai Koma Baya (IR):Matsakaicin ci gaba mai koma baya shine 100 μA a VR=5V. Takardar bayanai ta bayyana a sarari cewa na'urarba a tsara ta don aiki mai koma baya ba; wannan gwajin don siffanta kawai ne. Yin amfani da ƙarfin lantarki mai koma baya a cikin da'ira zai iya lalata LED.

3. Ƙayyadaddun Tsarin Rarrabuwa

Ana rarraba samfurin zuwa rukunoni bisa ga ƙarfin haske da tsayin zango don tabbatar da daidaito a cikin kayan samarwa. Masu ƙira za su iya ƙayyade rukunoni don daidaita launi da haske a cikin aikace-aikace masu mahimmanci.

3.1 Rarrabuwar Ƙarfin Hasken

Ana rarraba LED kore zuwa rukunoni uku na ƙarfi: PQ (880-1500 mcd), RS (1500-2500 mcd), da TU (2500-4200 mcd). Ana rarraba LED ja zuwa rukunoni uku: MN (520-880 mcd), PQ (880-1500 mcd), da RS (1500-2500 mcd). Kowane iyakar rukuni yana da rangwame na ±15%.

3.2 Rarrabuwar Tsayin Zango

Ana rarraba LED kore zuwa lambobin tsayin zango guda biyu: 1 (516-522 nm) da 2 (522-527 nm). Ana rarraba LED ja zuwa lambobi 3 (617-623 nm) da 4 (623-629 nm). Rangwamen kowane iyakar rukuni shine ±1 nm. Wannan matsakaicin sarrafawa yana taimakawa wajen kiyaye kamannin launi iri ɗaya, wanda ke da mahimmanci don ƙirar mu'amala mai amfani.

4. Bayanin Injiniya da Marufi

4.1 Girman Bayani da Ƙa'idar Ƙarfi

LED ta bi daidai da daidaitaccen marufin T-1 (3mm) mai huda allon. Muhimman bayanan girma sun haɗa da: duk girma suna cikin mm (inci), tare da rangwamen gabaɗaya na ±0.25mm; matsakaicin tsawaita resin a ƙarƙashin flange shine 1.0mm; ana auna tazarar igiya a inda igiyoyin suka fito daga marufi. Tsawon igiya yawanci yana nuna anode (+). Dole ne masu ƙira su koma zuwa cikakken zanen girma (wanda aka nuna a cikin takardar bayanai) don daidaitaccen tazarar rami da sanyawa na PCB.

4.2 Ƙayyadaddun Tattarawa

Ana samar da LED a cikin marufi na daidaitaccen masana'antu: 500, 200, ko 100 guda a kowace jakar tattarawa mai hana wutar lantarki. Ana tattara jakunkuna goma a cikin akwatin ciki (Jimlar 5,000). Ana tattara akwatuna takwas na ciki a cikin babban akwatin jigilar kaya na waje (Jimlar 40,000). Takardar bayanai ta lura cewa a cikin kowane kayan jigilar kaya, kawai marufi na ƙarshe zai iya zama marufi mara cikakke.

5. Jagororin Haɗawa, Sarrafawa, da Aikace-aikace

Sarrafa daidai yana da mahimmanci don aminci. Wannan sashe yana fassara "Gargaɗi" na takardar bayanai zuwa shawara mai aiki na ƙira da samarwa.

5.1 Ajiya da Tsaftacewa

Don ajiyar dogon lokaci a waje da marufin asali, ajiye a cikin akwati mai rufi tare da abin bushewa ko a cikin yanayin nitrogen. Yanayin ajiya da aka ba da shawarar shine ≤30°C da ≤70% zafi na muhalli. Idan tsaftacewa ya zama dole, yi amfani da kaushi masu tushen barasa kamar isopropyl alcohol.

5.2 Siffantar Igiya da Haɗin PCB

Lankwasa igiyoyi a wuri aƙalla 3mm daga gindin ruwan tabarau na LED. Kada ka yi amfani da jikin LED a matsayin fulcrum. Siffata igiyoyikafinsolder kuma a zafin daki. Yayin shigar da PCB, yi amfani da mafi ƙarancin ƙarfin manne da ake buƙata don guje wa sanya matsin lamba na injiniya akan ruwan tabarau na epoxy ko igiyoyin ciki.

5.3 Tsarin Solder

Kiyaye mafi ƙarancin nisa na 2mm daga gindin ruwan tabarau zuwa wurin solder. Kada a taɓa nutsar da ruwan tabarau cikin solder. Guji matsin lamba na waje akan igiyoyi yayin solder yayin da LED ke da zafi. Yanayin da aka ba da shawarar:

• Ƙarfe na Solder:350°C matsakaici, dakika 3 matsakaici kowane igiya (sau ɗaya kawai).
• Solder na Igya:Yi pre-heat zuwa 100°C matsakaici na 60s matsakaici; igiyar solder a 260°C matsakaici na 5s matsakaici. Tabbatar cewa wurin tsoma baya ya fi ƙasa da 2mm daga gindin ruwan tabarau.
• Muhimmin Bayanin Kula:Solder na IR reflowbai dace bada wannan samfurin LED mai huda allon. Zafi mai yawa zai lalata ruwan tabarau na epoxy.

5.4 Ƙirar Da'irar Turawa

LED na'urori ne masu aiki da wutar lantarki. Don tabbatar da daidaiton haske lokacin turawa LED da yawa a layi daya, anaba da shawarar sosaiyin amfani da resistor mai iyakancewa na kowane LED a jere (Da'ira A). Yin amfani da resistor guda ɗaya don LED da yawa a layi daya (Da'ira B) ba a ba da shawarar ba, saboda ƙananan bambance-bambance a cikin halayen ƙarfin lantarki na gaba (Vf) tsakanin LED ɗaya zai haifar da bambance-bambance masu mahimmanci a cikin rabon wutar lantarki, sabili da haka, haske. Matsakaicin wutar lantarki na turawa shine 15-20 mA DC.

5.5 Kariya daga Fitar da Wutar Lantarki (ESD)

LED yana da saukin lalacewa daga wutar lantarki. Matakan rigakafin sun haɗa da: yin amfani da igiyoyin wuyan hannu da aka kafa da safar hannu masu hana wutar lantarki; tabbatar da cewa duk kayan aiki, teburin aiki, da rumfunan ajiya an kafa su da kyau; yin amfani da na'urar busa ion don kawar da cajin wutar lantarki wanda zai iya taruwa akan ruwan tabarau na filastik yayin sarrafawa. Lissafin bincike don wuraren ESD-safe ya kamata ya haɗa da tabbatar da horar da ma'aikata da takaddun shaida.

6. Bayanan Aikace-aikace da Abubuwan Tunani na Ƙira

6.1 Yanayin Aikace-aikace na Yau da Kullun

Aikin launuka biyu ya dace da nuna matsayi biyu. Ayyukan gama gari sun haɗa da:Matsayin Wutar Lantarki(Kore=Kunna, Ja=Kashe/Jira),Yanayin Baturi(Kore=Cika/Kyau, Ja=Caji/Ƙasa),Laifin Tsarin(Kore=Na al'ada, Ja=Kuskure/Kararrawa), daAyyukan Sadarwa(Kore=Haɗin kai, Ja=Watsa/Karbar Bayanai). Matsakaicin ƙarfi yana ba da damar amfani a cikin yanayin hasken muhalli mai matsakaici.

6.2 Misalin Ƙirar Da'ira

Don turawa launi ɗaya a lokaci guda daga fil ɗin GPIO na microcontroller (ana ɗaukar wadatar 5V, Vf_kore=3.1V, Vf_ja=2.1V, If da ake so=15mA):
Don Kore: R = (Vcc - Vf_kore) / If = (5 - 3.1) / 0.015 ≈ 127 Ω (yi amfani da 130 Ω). Matsakaicin ƙarfin wutar lantarki na resistor: P = I²R = (0.015)² * 130 = 0.029W (daidaitaccen resistor na 1/8W ko 1/10W ya isa).
Don Ja: R = (5 - 2.1) / 0.015 ≈ 193 Ω (yi amfani da 200 Ω).
Ana buƙatar resistors daban-daban guda biyu idan ana turawa duka launuka daga filaye daban-daban. Za a iya amfani da diode na jere ko transistor don hana ƙarfin lantarki mai koma baya idan da'irar turawa ta iya zuwa babban juriya ko mara kyau.

6.3 Abubuwan Tunani na Gudanar da Zafi

Duk da cewa rushewar wutar lantarki yana da ƙasa, aiki na ci gaba a matsakaicin wutar lantarki (20mA) da matsakaicin zafin jiki na haɗuwa ya kamata a yi la'akari don amincin dogon lokaci. Tabbatar da isasshen iska idan LED tana rufe. Matsakaicin zafin solder na igiya (260°C) kuma yana aiki a matsayin jagora ga matsakaicin zafin jiki wanda jikin LED ya kamata ya gani yayin aiki, wanda ya fi ƙayyadadden zafin muhalli na 85°C.

7. Kwatancen Fasaha da Matsayi

Idan aka kwatanta da LED T-1 masu launi ɗaya, babbar fa'idar LTL1DETGELJ ita ce rage adadin kayan aiki da sauƙaƙa haɗawa don buƙatun nuni biyu. A kan LED masu launuka biyu masu hawa sama, tana ba da sauƙin ƙirar samfuri da gyara da hannu, mafi girman yuwuwar sarrafa wutar lantarki kowane marufi (saboda firam ɗin igiya), da ƙarfi a cikin yanayi mai girgiza saboda hawan huda allon. Babban abin da ya bambanta shi ne haɗin matsakaicin ƙarfin haske (musamman kore) tare da aminci da sauƙi na siffar T-1 mai huda allon.

8. Tambayoyin da ake yawan yi (FAQ)

8.1 Shin zan iya turawa duka LED ja da kore lokaci guda don ƙirar rawaya/lemu?

A'a, wannan takamaiman marufin LED mai launuka biyu an tsara shi donaiki na keɓance junana guntu LED ja da kore. Turawa duka lokaci guda ba a ƙayyade shi a cikin takardar bayanai kuma zai iya haifar da gaurayawar launi mara tsinkaya, rabon wutar lantarki mara daidaituwa, da yuwuwar yin zafi mai yawa, saboda hanyar zafi ana raba ta. Don nuni na rawaya ko rawaya na gaskiya, ya kamata a zaɓi LED mai launi ɗaya na wannan tsayin zango.

8.2 Me yasa ƙarfin lantarki na gaba ya bambanta sosai tsakanin guntu LED ja da kore?

Bambancin ya samo asali ne daga kayan semiconductor na asali. Guntu LED ja yana amfani da AlInGaP (Aluminum Indium Gallium Phosphide), wanda ke da ƙarancin makamashi na bandgap, yana haifar da ƙaramin ƙarfin lantarki na gaba (~2.1V). Guntu LED kore yana amfani da InGaN (Indium Gallium Nitride), wanda ke da mafi girman makamashi na bandgap, yana buƙatar mafi girman ƙarfin lantarki na gaba (~3.1V) don cimma wutar lantarki iri ɗaya. Wannan halayen jiki ne, ba bambancin samarwa ba.

8.3 Menene tsawon rayuwar da ake tsammani na wannan LED?

Duk da cewa takardar bayanai ba ta ƙayyade cikakken tsawon rayuwar L70/B50 (sa'o'i zuwa 70% kiyaye lumen) ba, LED masu nuna alama na yau da kullun na wannan gini, lokacin da ake aiki a cikin iyakokin su na matsakaici (musamman wutar lantarki da zafin jiki), na iya samun tsawon rayuwar aiki fiye da sa'o'i 50,000. Tsawon rayuwa yana raguwa da fari ta hanyar aiki a manyan yanayin zafi na haɗuwa ko wutar lantarki na turawa.

8.4 Ta yaya zan fassara lambobin rukuni lokacin yin oda?

Don tabbatar da daidaiton launi da haske a cikin aikace-aikacenku, yakamata ku ƙayyade duka Lambar Rukuni na Ƙarfin Hasken (misali, RS don Kore) da Lambar Rukuni na Tsayin Zango (misali, 1 don Kore) lokacin yin oda. Misali, neman "Kore Bin RS-1" zai yi niyya ga LED masu ƙarfi tsakanin 1500-2500 mcd da tsayin zango tsakanin 516-522 nm. Tuntuɓi mai sayar da kayan aiki don samun takamaiman haɗin rukuni.