Takardar Bayanin LTL2R3KRK LED - Tsarin T-1 3/4 - Ƙarfin Gaba 2.4V - Launi Ja Mai Ƙarfi - Ikonsa 75mW

1. Bayanin Samfur

Wannan takarda tana ba da cikakkun ƙayyadaddun fasaha na fitilar LED mai inganci, wadda ake saka ta cikin rami. Na'urar tana amfani da fasahar AlInGaP (Aluminum Indium Gallium Phosphide) don samar da fitilar ja mai ƙarfi. An tsara ta cikin sanannen diamita na marufin T-1 3/4, wanda ya sa ta dace da aikace-aikace da yawa da ke buƙatar fitilun nuni, hasken baya, ko nunin yanayin akan allunan da'ira (PCBs) ko bangarori.

Babban fa'idodin wannan kayan aiki sun haɗa da samar da haske mai ƙarfi, ƙarancin amfani da wutar lantarki, da ingantacciyar aiki. Ya dace da haɗaɗɗun da'irori saboda ƙarancin buƙatun yanzu, yana sauƙaƙa haɗawa cikin ƙirar lantarki daban-daban.

2. Bincike Mai Zurfi na Ma'auni na Fasaha

2.1 Madaidaicin Ma'auni na Gabaɗaya

Ba za a iya aiki da na'urar fiye da waɗannan iyakokin ba don hana lalacewa na dindindin. An ƙayyade mahimman ma'auni a yanayin zafin muhalli (T_A) na 25°C.

• Rushewar Wutar Lantarki (P_D):Matsakaicin 75 mW.
• Yanzun Gaba na DC (I_F):Ci gaba na 30 mA.
• Matsakaicin Yanzun Gaba:90 mA a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun 0.1ms).
• Ƙarfin Baya (V_R):Matsakaicin 5 V.
• Kewayon Zafin Aiki:-40°C zuwa +100°C.
• Kewayon Zafin Ajiya:-55°C zuwa +100°C.
• Zafin Solder na Jagora:260°C na matsakaicin dakika 5, ana auna 1.6mm daga jikin LED.

Faktor na ragewa na 0.4 mA/°C ya shafi yanzun gaba na DC don yanayin zafin muhalli sama da 50°C.

2.2 Halayen Lantarki da na Gani

Waɗannan ma'auni suna bayyana aikin LED na yau da kullun a ƙarƙashin daidaitattun yanayin gwaji (T_A=25°C).

• Ƙarfin Hasken (I_V):310 mcd (matsakaici), 680 mcd (na yau da kullun) a yanzun gaba (I_F) na 20 mA. Garanti ya haɗa da jurewar ±15%.
• Kusurwar Dubawa (2θ_1/2):Digiri 30. Wannan shine cikakken kusurwar da ƙarfin hasken ya faɗi zuwa rabin ƙimarsa na axial (a kan axis).
• Matsakaicin Tsawon Tsinkaya (λ_P):639 nm.
• Matsakaicin Tsawon Tsinkaya (λ_d):631 nm. Wannan shine tsawon tsinkaya guda ɗaya da idon ɗan adam ya gane wanda ke bayyana launi (ja mai ƙarfi).
• Rabin Faɗin Layin Bakan (Δλ):20 nm, yana nuna tsaftar bakan hasken da aka fitar.
• Ƙarfin Gaba (V_F):2.0 V (matsakaici), 2.4 V (na yau da kullun) a I_F= 20 mA.
• Yanzun Baya (I_R):Matsakaicin 100 µA a V_R= 5 V.
• Ƙarfin Ƙarfi (C):40 pF na yau da kullun a sifili bias da mitar 1 MHz.

3. Bayanin Tsarin Bin

Don tabbatar da daidaito a aikace-aikace, ana rarraba LEDs bisa mahimman ma'auni na gani. Ana yiwa alamar lambar bin na takamaiman ma'auni akan marufi.

3.1 Rarraba Ƙarfin Hasken

Raka'a suna cikin millicandelas (mcd) da aka auna a 20mA. Kowane bin yana da jurewar ±15% akan iyakokinsa.

• Bin K:310 mcd (Matsakaici) zuwa 400 mcd (Matsakaici)
• Bin L:400 mcd zuwa 520 mcd
• Bin M:520 mcd zuwa 680 mcd
• Bin N:680 mcd zuwa 880 mcd
• Bin P:880 mcd zuwa 1150 mcd
• Bin Q:1150 mcd zuwa 1500 mcd

3.2 Rarraba Matsakaicin Tsawon Tsinkaya

Raka'a suna cikin nanometers (nm) da aka auna a 20mA. Kowane bin yana da jurewar ±1nm akan iyakokinsa.

• Bin H29:621.0 nm zuwa 625.0 nm
• Bin H30:625.0 nm zuwa 629.0 nm
• Bin H31:629.0 nm zuwa 633.0 nm
• Bin H32:633.0 nm zuwa 637.0 nm
• Bin H33:637.0 nm zuwa 642.0 nm

4. Bincike na Lanƙwasa Aiki

Yayin da aka ambaci takamaiman zane-zane a cikin takardar bayanai (misali, Hoto na 1 don rarraba bakan, Hoto na 5 don kusurwar dubawa), bayanan da aka bayar suna ba da damar bincike na mahimman alaƙa.

Ƙarfin gaba (V_F) yana nuna ƙimar yau da kullun na 2.4V a 20mA. Dole ne masu ƙira su yi la'akari da wannan lokacin lissafin ƙimar resistor na jerin don iyakance yanzu. Dangantaka tsakanin ƙarfin hasken (I_V) da yanzun gaba (I_F) gabaɗaya layi ne a cikin kewayon aiki, amma wuce matsakaicin yanzun DC zai rage tsawon rayuwa kuma zai iya haifar da gazawa. Halayen bakan, waɗanda aka ƙayyade ta matsakaicin tsinkaya (639 nm) da matsakaicin tsinkaya (631 nm) tare da rabin faɗin 20 nm, sun tabbatar da fitowar launin ja mai cikakken cikakken da ya dace da aikace-aikace da ke buƙatar tsaftar launi mai girma.

5. Bayanin Injiniya da Marufi

5.1 Girman Marufi

LED yana amfani da daidaitaccen diamita na marufin T-1 3/4 (kusan 5mm) tare da ruwan tabarau mai tsabta. Muhimman bayanan girma sun haɗa da:

• Duk girma suna cikin millimeters (ana ba da inci a cikin maƙallan).
• Jurewar gabaɗaya na ±0.25mm (±0.010") ya shafi sai dai idan an ƙayyade in ba haka ba.
• Matsakaicin tsinkaya na guduro a ƙarƙashin flange shine 1.0mm (0.04").
• Ana auna tazarar jagora a wurin da jagororin suka fito daga jikin marufin.

5.2 Gano Polarity

Ga LEDs na cikin rami, mafi tsayin jagora yawanci yana nuna anode (tabbataccen tashar), yayin da ɗan gajeren jagora yana nuna cathode (maras kyau tashar). Hakanan ana iya nuna cathode ta wurin filaye a gefen tabarau ko jikin LED. Dole ne a kiyaye daidaitaccen polarity yayin haɗa da'ira.

6. Jagororin Solder da Haɗawa

Daidaitaccen sarrafawa yana da mahimmanci don tabbatar da dogaro da hana lalacewa.

6.1 Yanayin Ajiya

Ya kamata a adana LEDs a cikin muhallin da bai wuce 30°C da 70% zafi ba. Idan an cire su daga ainihin marufin shinge na danshi, ya kamata a yi amfani da su cikin watanni uku. Don ajiya mai tsawo a waje da ainihin jakar, yi amfani da akwati mai rufewa tare da busassun abu ko busassun nitrogen.

6.2 Siffantar Jagora

• Lankwasa jagororin a wuri aƙalla 3mm daga gindin tabarau na LED.
• Kada a yi amfani da gindin firam ɗin jagora a matsayin fulcrum.
• Yi siffantar jagora a zafin daki kumakafin soldering.
• Yi amfani da mafi ƙarancin ƙarfin manne yayin haɗin PCB don guje wa damuwa na injiniya.

6.3 Ma'auni na Solder

Kiyaye mafi ƙarancin tsabta na 2mm daga gindin tabarau zuwa wurin solder. Kada a taɓa nutsar da tabarau cikin solder.

• Ƙarfe na Solder:Matsakaicin zafin jiki 300°C, matsakaicin lokaci dakika 3 (solder sau ɗaya kawai).
• Solder Wave:Matsakaicin zafin jiki kafin dumama 100°C na dakika 60; zafin igiyar solder 260°C matsakaicin na dakika 10 matsakaicin.

Yawan zafi ko lokaci zai iya nakasa tabarau ko haifar da gazawa mai muni.

6.4 Tsaftacewa

Idan tsaftacewa ya zama dole, yi amfani da kaushi na barasa kamar isopropyl alcohol.

7. Bayanin Marufi da Oda

Daidaitaccen tsarin marufi shine kamar haka:

• Jakar Tattarawa:Ya ƙunshi 1000, 500, ko 250 guda.
• Kwandon Ciki:Ya ƙunshi jakunkuna 8 na tattarawa, jimlar guda 8000.
• Kwandon Waje (Yawan Jigilar Kaya):Ya ƙunshi kwandon ciki 8, jimlar guda 64,000. Ƙarshen fakitin a cikin jigilar kaya bazai cika ba.

Lambar sashi LTL2R3KRK tana gano wannan bambance-bambancen samfur na musamman (Ruwa Bayyananne Lens, Tushen AlInGaP Super Red).

8. Shawarwari na Aikace-aikace da La'akari da Ƙira

8.1 Amfanin Da Ake Nufi da Iyakoki

An ƙera wannan LED don kayan aikin lantarki na yau da kullun ciki har da kayan aikin ofis, na'urorin sadarwa, da aikace-aikace na gida. Ba a ba da shawarar don tsare-tsare masu mahimmanci na aminci (misali, jiragen sama, tallafin rayuwa na likita, sarrafa sufuri) ba tare da tuntuɓar farko da cancanta ba, saboda gazawar na iya haifar da rayuwa ko lafiya.

8.2 Ƙirar Da'irar Tuƙi

LEDs na'urori ne masu sarrafa yanzu. Don tabbatar da daidaiton haske lokacin tuƙi da yawa LEDs a layi daya, yana dashawarwari mai ƙarfidon amfani da resistor na iyakance yanzu na kowane LED a cikin jerin (Samfurin Da'ira A). Tuƙi LEDs a layi daya ba tare da resistors na kowane mutum ba (Samfurin Da'ira B) ba a ba da shawarar ba, saboda ɗan bambanci a cikin halayen ƙarfin gaba (V_F) na kowane LED na iya haifar da bambance-bambance masu mahimmanci a cikin raba yanzu kuma, saboda haka, haske.

Ƙimar resistor na jerin (R_s) ana iya lissafta ta amfani da Dokar Ohm: R_s= (V_wadata- V_F) / I_F, inda V_Fshine ƙarfin gaba na LED (amfani da 2.4V na yau da kullun ko 2.0V matsakaici don ƙira mai ra'ayin mazan jiya) kuma I_Fshine yanzun gaba da ake so (misali, 20mA).

8.3 Kariya daga Zubar da Wutar Lantarki (ESD)

Waɗannan LEDs suna da saukin lalacewa daga zubar da wutar lantarki. Dole ne a ɗauki matakan kariya:

• Ma'aikata ya kamata su sanya bel ɗin wuyan ƙasa ko safofin hannu masu hana tashin hankali.
• Duk kayan aiki, teburin aiki, da rumbun ajiya dole ne a kafa su da kyau.
• Yi amfani da ionizer don kawar da cajin tsaye wanda zai iya taruwa akan tabarau na filastik saboda gogayya.

9. Kwatancen Fasaha da Bambance-bambance

Amfani da fasahar AlInGaP don LEDs ja yana ba da fa'idodi daban-daban fiye da tsofaffin fasahohi kamar GaAsP (Gallium Arsenide Phosphide). AlInGaP LEDs suna ba da ingantacciyar inganci mai haske, ma'ana ƙarin fitowar haske (mcd) don wannan yanzun shigar (mA). Hakanan suna ba da ingantaccen kwanciyar hankali na zafin jiki da tsawon rayuwar aiki. Marufin T-1 3/4 ya kasance ma'auni na masana'antu, yana tabbatar da dacewa mai yawa tare da shimfidar PCB da yankuna na bangarori, yayin da ƙirar cikin rami ke ba da haɗin injiniya mai ƙarfi wanda ya dace da aikace-aikace da ke ƙarƙashin girgiza ko damuwa na jiki.

10. Tambayoyin da Ake Yawan Yi (FAQs)

10.1 Menene bambanci tsakanin matsakaicin tsinkaya da matsakaicin tsinkaya?

Matsakaicin Tsawon Tsinkaya (λ_P):Tsawon tsinkaya wanda rarraba ikon bakan na LED yake a matsakaicinsa (639 nm don wannan na'urar).Matsakaicin Tsawon Tsinkaya (λ_d):Tsawon tsinkaya guda ɗaya wanda, lokacin da aka haɗa shi da hasken farin tunani, ya dace da launin da aka gane na LED (631 nm). An samo shi daga zanen launi na CIE kuma ya fi dacewa da fahimtar launi.

10.2 Zan iya tuƙi wannan LED ba tare da resistor na jerin ba?

No.Dole ne a tuƙi LED tare da sarrafa yanzu. Haɗa shi kai tsaye zuwa tushen ƙarfin lantarki zai haifar da yawan yanzu, yana lalata na'urar cikin sauri. Resistor na jerin (ko direban yanzu akai-akai) yana da mahimmanci.

10.3 Ta yaya zan fassara lambar bin ƙarfin hasken?

Lambar bin (misali, K, L, M) da aka buga akan jakar tattarawa tana nuna kewayon da aka garantiyar ƙarfin hasken don LEDs a cikin wannan jakar. Misali, Bin M yana garantin I_Vtsakanin 520 da 680 mcd a 20mA. Masu ƙira za su iya zaɓar takamaiman bin don tabbatar da daidaiton haske a aikace-aikacensu.

11. Misalai na Ƙira da Amfani na Aiki

Misali 1: Nuni na Yanayi akan Tsarin 5V.Don aiki da LED a 20mA daga wadata 5V: V_wadata= 5V, V_F(na yau da kullun) = 2.4V, I_F= 0.020A. Resistor na jerin da ake buƙata shine R = (5V - 2.4V) / 0.020A = 130 Ohms. Ana iya amfani da ƙimar daidaitaccen mafi kusa na 130Ω ko 120Ω. Matsayin ikon resistor ya kamata ya zama aƙalla P = I²R = (0.02)²* 130 = 0.052W, don haka daidaitaccen resistor 1/8W (0.125W) ya isa.

Misali 2: Haɗa Panel.Ƙirar cikin rami tana ba da damar LED ɗin a haɗa shi kai tsaye ta hanyar panel. Ana iya amfani da bel ɗin haɗawa da panel ko rami mai sauƙi (ɗan girma fiye da 5mm). Ana lanƙwasa jagororin bayan shigarwa don tabbatar da LED, sannan a solder zuwa PCB a bayan panel.

12. Gabatarwar Ka'idar Aiki

LED diode ne na semiconductor. Lokacin da aka yi amfani da ƙarfin gaba wanda ya wuce ƙarfin gaba na halayensa (V_F), electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki (Layer AlInGaP a wannan yanayin). Wannan sake haɗuwa yana sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke ciki na semiconductor (ƙarfin bandgap) yana ƙayyade tsawon tsinkaya, don haka launi, na fitowar haske. An ƙera AlInGaP don samar da haske a cikin ja zuwa rawaya na bakan gani tare da inganci.

13. Trends na Fasaha da Mahallin

Yayin da na'urorin LED na haɗawa da saman (SMD) suka mamaye zamani mai yawan lantarki don ƙananan girmansu da dacewa da haɗawa ta atomatik, LEDs na cikin rami kamar T-1 3/4 sun kasance masu dacewa. Babban fa'idodinsu sun haɗa da ingantaccen ƙarfin injiniya (an kafa jagororin ta hanyar PCB), sauƙin ƙirar ƙira da gyara da hannu, da mafi kyawun watsi da zafi ta hanyar jagororin don wasu bambance-bambancen mafi girma. Ana yawan samun su a cikin sarrafa masana'antu, samfuran motoci bayan kasuwa, ayyukan masu sha'awar, da aikace-aikace inda aka ba da fifiko ga ƙarfi fiye da ƙanƙanta. Ci gaba da ci gaba a cikin kayan semiconductor yana ci gaba da inganta inganci da tsawon rayuwar duk nau'ikan LED, gami da fakitin cikin rami.