LTST-S270KFKT LED Mai Haske Orange SMD - Duba Daga Gefe - 2.0-2.4V - 30mA - 75mW - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfurin

Wannan takardar tana ba da cikakkun ƙayyadaddun bayanai na fasaha don LED mai haske mai ƙarfi, mai haɗawa da surface mount wanda ke fitar da haske daga gefe. Na'urar tana amfani da ƙwararrun guntu na semiconductor na AlInGaP (Aluminum Indium Gallium Phosphide) don samar da fitowar haske mai haske orange. An tsara shi don hanyoyin haɗawa ta atomatik, an tattara shi akan kaset mai girman 8mm kuma ana samar da shi akan reel 7-inch, wanda ya sa ya dace da masana'antu masu yawa. Samfurin ya bi ka'idojin RoHS kuma an rarraba shi azaman samfuri mai kore.

1.1 Fa'idodi na Asali da Kasuwar Da Ake Nufi

Babban fa'idodin wannan LED sun haɗa da fitowar sa mai haske sosai daga fasahar AlInGaP, dacewa da hanyoyin ginin reflow na infrared, da kuma ƙirar sa na fitar da haske daga gefe wanda ya dace da aikace-aikacen da ke buƙatar haske daga gefen kayan. Fakitin sa na ma'aunin EIA yana tabbatar da dacewa mai faɗi. Ana nufin wannan LED ga aikace-aikace a cikin na'urorin lantarki na mabukaci, alamomin masana'antu, hasken ciki na mota, da hasken baya inda ake buƙatar ƙaramin alama orange mai aminci da haske.

2. Bincike Mai Zurfi na Ma'auni na Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

An ayyana iyakokin aiki na na'urar a ƙarƙashin yanayin yanayi (Ta) na 25°C. Wucewa waɗannan ƙimar na iya haifar da lalacewa ta dindindin.

• Rushewar Wutar Lantarki (Pd):75 mW. Wannan shine matsakaicin ƙarfin da fakitin zai iya watsawa azaman zafi.
• Matsakaicin Halin yanzu na Gaba (I_F(peak)):80 mA. Ana yarda da wannan kawai a ƙarƙashin yanayin bugun jini tare da zagayowar aiki 1/10 da faɗin bugun 0.1ms.
• Ci gaba da Halin yanzu na Gaba (I_F):30 mA DC. Wannan shine shawarar matsakaicin halin yanzu don ci gaba da aiki.
• Ƙarfin Lantarki na Baya (V_R):5 V. Yin amfani da ƙarfin lantarki na baya fiye da wannan iyaka zai iya rushe haɗin LED.
• Kewayon Yanayin Zafin Aiki (T_opr):-30°C zuwa +85°C.
• Kewayon Yanayin Zafin Ajiya (T_stg):-40°C zuwa +85°C.
• Yanayin Ginin Infrared:Yana jure 260°C na dakika 10, wanda shine na yau da kullun don hanyoyin reflow marasa gubar (Pb-free).

2.2 Halaye na Lantarki da na Gani

Ana auna mahimman ma'auni na aiki a Ta=25°C da halin yanzu na gaba (I_F) na 20 mA, sai dai idan an faɗi.

• Ƙarfin Hasken (I_V):45.0 - 90.0 mcd (na yau da kullun). An rarrabe ainihin ƙarfin (duba Sashe na 3). An auna shi tare da firikwensin / tace wanda ya kusanta da lanƙwasa amsawar ido na CIE photopic.
• Kusurwar Dubawa (2θ_1/2):Digiri 130 (na yau da kullun). Wannan faɗin kusurwar dubawa sifa ce ta ƙirar ruwan tabarau mai dubawa daga gefe.
• Matsakaicin Tsawon Tsawon Tsakiya (λ_P):611 nm (na yau da kullun). Tsawon tsawon lokacin da fitowar bakan ta kasance mafi girma.
• Matsakaicin Tsawon Tsawon Tsakiya (λ_d):605 nm (na yau da kullun a I_F=20mA). Wannan shine tsawon tsawon guda ɗaya da idon ɗan adam ke gani, wanda aka samo daga zanen launi na CIE.
• Rabin Faɗin Layin Bakan (Δλ):17 nm (na yau da kullun). Ma'auni na tsabtar bakan na hasken da aka fitar.
• Ƙarfin Lantarki na Gaba (V_F):2.0 - 2.4 V (na yau da kullun a I_F=20mA). Faɗuwar ƙarfin lantarki a kan LED lokacin da yake gudana.
• Halin yanzu na Baya (I_R):10 μA (matsakaici a V_R=5V). Ƙaramin halin yanzu na ɓarna lokacin da LED ke da karkatar da baya.

Takaicin ESD:Na'urar tana da hankali ga zubar da wutar lantarki (ESD). Hanyoyin sarrafa da suka dace, gami da amfani da igiyoyin wuyan hannu da kayan aikin hana tsayayya, wajibi ne don hana lalacewa.

3. Bayanin Tsarin Rarrabe (Binning)

Ana rarrabe ƙarfin hasken LED zuwa rukunoni don tabbatar da daidaito a cikin rukunin samarwa. Lambar rukunin tana ayyana mafi ƙarancin ƙarfi da kewayon iyaka.

• Lambar Rukuni P:45.0 - 71.0 mcd
• Lambar Rukuni Q:71.0 - 112.0 mcd
• Lambar Rukuni R:112.0 - 180.0 mcd
• Lambar Rukuni S:180.0 - 280.0 mcd

Ana amfani da jurewar +/-15% ga kowane rukunin ƙarfi. Wannan tsarin yana ba masu ƙira damar zaɓar madaidaicin matakin haske don aikace-aikacensu, daidaita farashi da aiki.

4. Bincike na Lanƙwasa Ayyuka

Yayin da aka ambaci takamaiman lanƙwasa a cikin takardar bayanai (misali, Hoto na 1 don fitowar bakan, Hoto na 6 don kusurwar dubawa), ana iya bayyana alaƙar yau da kullun:

• Lanƙwasa I-V (Halin yanzu-Ƙarfin lantarki):Ƙarfin lantarki na gaba (V_F) yana nuna alaƙar logarithmic tare da halin yanzu na gaba (I_F). Yana da ɗan kama a cikin kewayon aiki na al'ada amma yana ƙaruwa tare da halin yanzu.
• Ƙarfin Hasken vs. Halin yanzu:Fitowar haske kusan daidai yake da halin yanzu na gaba har zuwa matsakaicin ƙimar halin yanzu. Yin aiki sama da ƙimar halin yanzu yana haifar da ƙaruwa mai girma a cikin zafi da yuwuwar raguwar inganci (droop).
• Dogaro da Zazzabi:Ƙarfin lantarki na gaba yawanci yana raguwa tare da ƙaruwar zafin haɗin gwiwa (coefficient mara kyau na zafin jiki). Ƙarfin haske gabaɗaya yana raguwa yayin da zafin jiki ya tashi, wanda shine mahimmin abin la'akari don sarrafa zafin jiki a cikin aikace-aikacen da ke da ƙarfin wutar lantarki ko babban yanayin yanayi.
• Rarraba Bakan:Bakan hasken da aka fitar yana tsakiya kusan 611 nm (kololuwa) tare da ɗan ƙunƙuntaccen rabin faɗin 17 nm, yana nuna launin orange mai cikakken cikakke.

5. Bayanin Injiniya da Fakitin

5.1 Girman Fakitin da Polarity

LED yana da fakitin dubawa daga gefe tare da ruwan tabarau mai tsabta. An ba da cikakkun zane-zane masu girma a cikin takardar bayanai, tare da duk raka'a a cikin milimita (jurewar ±0.10mm sai dai idan an lura). An tsara fakitin don ma'aunin EIA don dacewa. Ana gano cathode ta hanyar alamar gani kamar tsaga, kore dot, ko yanke kusurwa akan fakitin. An ba da shawarar shimfidar ginin da kuma daidaitawa don tabbatar da daidaitaccen daidaitawa da gini yayin haɗa PCB.

Ana samar da abubuwan akan kaset ɗin mai ɗaukar hoto tare da murfin kariya, an nannade su akan reel mai diamita 7-inch (178mm).

The components are supplied on embossed carrier tape with a protective cover tape, wound onto 7-inch (178mm) diameter reels.

• Guda a kowace Reel: 4000
• Matsakaicin Ƙimar Oda (MOQ) don Sauran:Guda 500
• Fitilun da suka ɓace a jere:Matsakaicin biyu an yarda da su a kowace reel.
• Marufi yana bin ƙayyadaddun ANSI/EIA-481.

6. Jagororin Ginin da Haɗawa

6.1 Bayanin Yanayin Ginin Reflow

An ba da shawarar bayanin reflow na infrared (IR) don hanyoyin haɗawa marasa gubar (Pb-free). Mahimman ma'auni sun haɗa da:

• Pre-heat:150–200°C
• Lokacin Pre-heat:Matsakaicin dakika 120.
• Matsakaicin Zazzabi:Matsakaicin 260°C.
• Lokacin Sama da Liquidus:Dakika 10 matsakaici (shawarar bayanin akan shafi na 3).
• Ya kamata a siffanta bayanin don takamaiman ƙirar PCB, manna gini, da tanda da aka yi amfani da su.

6.2 Ginin da Hannu

Idan ginin da hannu ya zama dole:

• Zafin Ƙarfe:Matsakaicin 300°C.
• Lokacin Gini:Matsakaicin dakika 3 a kowace haɗin gwiwa.
• Iyaka zuwa zagayowar gini ɗaya don hana lalacewar zafi ga fakitin filastik.

6.3 Tsaftacewa

Kawai ya kamata a yi amfani da takamaiman wakilan tsaftacewa. Abubuwan da aka ba da shawarar sune barasa na ethyl ko isopropyl alcohol a yanayin daki. Ya kamata a nutsar da LED na ƙasa da minti ɗaya. Sinadarai da ba a bayyana ba na iya lalata ruwan tabarau na epoxy ko fakitin.

6.4 Yanayin Ajiya

Ajiya daidai yana da mahimmanci don kiyaye iyawar gini da hana sha ruwa (wanda zai iya haifar da "popcorning" yayin reflow).

• Jaka Mai Hana Danshi (MBB):Ajiya a ≤30°C da ≤90% RH. Yi amfani da shi cikin shekara guda bayan ranar rufe jakar.
• Bayan Buɗe Jaka:Ajiya a ≤30°C da ≤60% RH. Ana ba da shawarar kammala reflow na IR cikin mako guda bayan fallasa.
• Ajiya Mai Tsayi (Buɗe):Ajiya a cikin akwati mai rufi tare da desiccant ko a cikin desiccator na nitrogen.
• Baking:Idan an fallasa fiye da mako guda, yi baking a kusan 60°C na aƙalla sa'o'i 20 kafin gini don cire ruwan da aka sha.

7. Bayanan Aikace-aikace da Abubuwan Ɗauka Lokacin Ɗauka

7.1 Yanayin Aikace-aikace na Yau da Kullun

Wannan LED orange mai dubawa daga gefe ya dace da:

• Alamomin Matsayi:A kan na'urorin lantarki na mabukaci, na'urori, da kayan aikin sadarwa inda ake buƙatar faɗin kusurwar dubawa.
• Hasken Baya:Don faranti masu hasken gefe, maɓallan membrane, ko alamomi inda fitarwa daga gefe ke da fa'ida.
• Hasken Ciki na Mota:Don hasken dashboard ko console.
• Panels na Sarrafa Masana'antu:A matsayin fitilu na faɗakarwa ko matsayi akan injina.

7.2 Abubuwan Ɗauka Lokacin Ɗauka

• Iyakance Halin yanzu:Koyaushe yi amfani da resistor mai iyakance halin yanzu na jeri ko direba mai halin yanzu na dindindin. Lissafa ƙimar resistor ta amfani da R = (V_supply- V_F) / I_F. Don samar da 5V da kuma niyyar I_F=20mA tare da V_F=2.4V, R = (5 - 2.4) / 0.02 = 130 Ω.
• Gudanar da Zazzabi:Ko da yake rushewar wutar lantarki yana da ƙasa (75mW), tabbatar da isasshen yanki na tagulla na PCB ko ramukan zafin jiki idan ana aiki a manyan yanayin yanayi ko kusa da matsakaicin halin yanzu don kiyaye tsawon rayuwar LED da kwanciyar hankali na fitowar haske.
• Kariya ta ESD:Haɗa diodes na kariya na ESD akan layukan shigarwa masu hankali idan LED yana cikin wuri da aka fallasa, kuma bi tsauraran ka'idojin sarrafa ESD yayin haɗawa.
• Ƙirar Gani:Yanayin fitarwa daga gefe yana nufin babban fitowar haske yana layi daya da saman PCB. Yi la'akari da bututun haske, masu nunawa, ko masu watsawa don jagorantar haske kamar yadda ake buƙata.

8. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da LED na al'ada na fitarwa sama ko waɗanda ke amfani da tsofaffin fasahohi kamar GaAsP, wannan LED na AlInGaP mai dubawa daga gefe yana ba da fa'idodi daban-daban:

• Mafi Girman Ingantacciyar (AlInGaP vs. GaAsP):Fasahar AlInGaP tana ba da ingantaccen haske sosai, yana haifar da fitowar haske mai haske a halin yanzu ɗaya.
• Mafi Girman Cikakken Launi:Ƙunƙuntaccen rabin faɗin bakan (17nm) yana samar da launin orange mafi tsafta da cikakken cikakke idan aka kwatanta da madadin bakan mai faɗi.
• Sassauƙan Ɗauka (Duba Daga Gefe):Fakitin yana ba da damar ƙira na gani na musamman waɗanda ba za su yiwu ba tare da masu fitarwa sama, yana adana sararin samaniya a tsaye kuma yana ba da damar mafita na hasken gefe.
• Dacewa da Tsarin Zamani:Cikakkiyar dacewa tare da ginin reflow na infrared da kayan aikin ɗauka da sanyawa na atomatik yana sauƙaƙe layukan haɗawa na SMT na zamani.

9. Tambayoyin da Ake Yawan Yi (FAQs)

Q1: Menene bambanci tsakanin tsawon tsawon kololuwa da tsawon tsawon rinjaye?

A1: Tsawon tsawon kololuwa (λ_P=611nm) shine ainihin madaidaicin maki na makamashi a cikin bakan. Tsawon tsawon rinjaye (λ_d=605nm) shine makin launi na fahimta akan ginshiƙi na CIE. λ_dya fi dacewa don ƙayyadaddun launi.

Q2: Shin zan iya tuƙi wannan LED tare da samar da 3.3V ba tare da resistor ba?

A2: A'a. Ƙarfin lantarki na gaba yana kusan 2.4V. Haɗa shi kai tsaye zuwa 3.3V zai haifar da halin yanzu mai yawa, mai yuwuwar wuce iyakar 30mA da lalata LED. Koyaushe ana buƙatar resistor mai iyakance halin yanzu.

Q3: Me yasa akwai tsarin rarrabe (binning) don ƙarfin haske?

A3: Bambance-bambancen masana'antu suna haifar da ɗan bambanci a cikin fitarwa. Rarrabe yana rarrabe LED zuwa ƙungiyoyin haske masu daidaito, yana ba masu ƙira damar zaɓar madaidaicin mataki kuma yana tabbatar da aikin da ake iya hasashe a cikin rukuni.

Q4: Ta yaya zan fassara kusurwar dubawa na digiri 130?

A4: Kusurwar dubawa (2θ_1/2) shine cikakken kusurwar inda ƙarfin ya ragu zuwa rabin ƙimar kololuwa. Kusurwar 130° tana nufin an fitar da haske akan mazugi mai faɗi sosai, yana sa a iya ganinsa daga kusurwoyi da yawa.

Q5: Shin koyaushe ana buƙatar baking kafin gini?

A5: Ana buƙatar baking kawai idan LED sun kasance a cikin yanayin yanayi a waje da ainihin jakarsu da aka rufe fiye da ƙayyadadden lokaci (misali, mako guda a ≤60% RH). Wannan yana hana tsagewar fakitin da ruwa ya haifar yayin reflow.

10. Misalai na Aiki na Ɗauka da Amfani

Misali 1: Alamar Matsayi na Haɗa Panel

A cikin panel iko, ana iya sanya LED a gefen yankewa, tare da fitar da haske daga gefensa ta hanyar bututun haske ko taga mai sanyi. Faɗin kusurwar dubawa yana tabbatar da cewa mai sarrafa zai iya ganin alama daga matsayi daban-daban. Da'irar sauki tare da resistor 150Ω daga filin GPIO na microcontroller na 5V yana ba da isasshen tuƙi a ~17mA.

Misali 2: Hasken Jere a cikin Na'urar Mabukaci

Ana iya sanya LED da yawa a gefe tare tare da gefen ginin na'urar. Ta hanyar sarrafa su a jere ta hanyar microcontroller, ana iya ƙirƙirar tasirin bincike irin na "Knight Rider" ko sandar ci gaba, ta yin amfani da fitar da su daga gefe don ƙirƙirar layin haske mara tsari.

11. Gabatarwa da Ka'idar Fasaha

Wannan LED ya dogara ne akan kayan semiconductor na AlInGaP da aka girma akan substrate. Lokacin da aka yi amfani da ƙarfin lantarki na gaba, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na haɗin PN, suna sakin makamashi a cikin nau'in photons. Takamaiman abun da ke cikin gawa na AlInGaP yana ƙayyade makamashin bandgap, wanda kai tsaye yayi daidai da tsawon tsawon hasken da aka fitar—a wannan yanayin, orange (~605-611 nm). Fakitin mai dubawa daga gefe ya haɗa da ruwan tabarau na epoxy da aka ƙera wanda ke siffanta tsarin fitar da haske, yana fitar da shi daga gefen guntu maimakon sama. Wannan ƙira sau da yawa ya ƙunshi ramuka masu nunawa a cikin fakitin don sake jagorantar haske.

12. Trends da Ci gaban Masana'antu

Trend a cikin LED na alama na SMD yana ci gaba zuwa ga mafi girman inganci, ƙananan fakitoci, da mafi girman haɗin kai. Yayin da AlInGaP ya kasance babbar fasaha don LED ja, orange, da rawaya masu inganci, bincike mai gudana yana mai da hankali kan inganta ingantaccen cirewa da kwanciyar hankali na zafin jiki. Hakanan akwai motsi zuwa ga mafi daidaitaccen rarrabe da ƙuntataccen jurewa don biyan buƙatun aikace-aikace kamar hasken mota da nunin manyan kayayyaki. Dacewa tare da hanyoyin reflow marasa gubar, masu zafi ya zama daidaitaccen buƙata, wanda dokokin muhalli na duniya suka motsa. Bugu da ƙari, buƙatar ingantaccen aiki a cikin mawuyacin yanayi (faɗin kewayon zafin jiki, mafi girman ɗanɗano) yana ci gaba da tura ci gaba a cikin rufewar fakitin da kimiyyar kayan aiki.