LTST-C295TBKFKT LED Mai Launuka Biyu Datasheet - 0.55mm Siriri - Shudi 3.8V / Orange 2.4V - 76mW / 75mW - Takardun Fasaha na Hausa

1. Bayanin Samfur

LTST-C295TBKFKT LED ne mai launuka biyu, na saman-mount (SMD) wanda aka tsara don aikace-aikacen lantarki na zamani da ke buƙatar ƙaramin girma da haske mai ƙarfi. Wannan samfurin ya haɗa guntu biyu daban-daban na semiconductor a cikin fakitin siriri na musamman.

1.1 Fa'idodi na Asali da Kasuwar Manufa

Babban fa'idar wannan LED shine siffarsa mai siriri na 0.55mm, wanda ya sa ya dace da aikace-aikace masu ƙunci na sarari kamar allon siriri, na'urorin hannu, da kayan hasken baya. Ya cika ka'idojin ROHS da samfurin kore, yana tabbatar da bin ka'idojin muhalli. Amfani da ci-gaban fasahar guntu na InGaN (don shuɗi) da AlInGaP (don orange) yana ba da ingantaccen haske. Dacewarsa da kayan aikin sanya ta atomatik da tsarin gyarar infrared reflow ya dace da manyan layukan masana'antu na atomatik, kamar na'urorin lantarki na mabukaci, masu nuna alama na masana'antu, da hasken ciki na mota.

2. Bincike Mai zurfi na Ma'auni na Fasaha

Sasannin masu zuwa suna ba da cikakken bayani game da ƙayyadaddun na'urar.

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. An ƙayyade su a yanayin zafin muhalli (Ta) na 25°C.

• Rushewar Wutar Lantarki (Pd):Shuɗi: 76 mW, Orange: 75 mW. Wannan ma'auni yana nuna iyakar wutar lantarki da LED zai iya watsawa azaman zafi ba tare da lalacewa ba.
• Matsakaicin Halin Gaba na Gaba (I_FP):Shuɗi: 100 mA, Orange: 80 mA (a cikin 1/10 aikin aiki, 0.1ms faɗin bugun jini). Wannan shine matsakaicin halin yanzu na lokaci guda don aikin bugun jini.
• DC Halin Gaba na Gaba (I_F):Shuɗi: 20 mA, Orange: 30 mA. Wannan shine matsakaicin ci gaba na halin yanzu don aiki mai aminci.
• Kewayon Zafin Jiki:Aiki: -20°C zuwa +80°C; Ajiya: -30°C zuwa +100°C.
• Solder:Yana jurewa reflow infrared a 260°C na dakika 10, ya dace da hanyoyin da ba su da gubar (Pb-free).

2.2 Halaye na Lantarki da na Gani

Waɗannan sune ma'auni na yau da kullun na aiki da aka auna a Ta=25°C da I_F=20 mA, sai dai idan an faɗi daban.

• Ƙarfin Hasken (I_V):Ma'auni mai mahimmanci na haske. Don guntu na Shuɗi, yana kewayo daga mafi ƙanƙanta na 28.0 mcd zuwa matsakaicin 180.0 mcd. Don guntu na Orange, yana kewayo daga 45.0 mcd zuwa 280.0 mcd. Ainihin ƙimar an ƙaddara ta hanyar lambar kwandon (duba Sashe na 3).
• Kusurwar Dubawa (2θ_1/2):Digiri 130 ga duka launuka. Wannan faɗin kusurwar dubawa yana sa LED ya dace da aikace-aikacen da ke buƙatar haske mai faɗi ko ganuwa daga kusurwoyi daban-daban.
• Matsakaicin Tsawon Tsawon (λ_P):Shuɗi: 468 nm (na yau da kullun), Orange: 611 nm (na yau da kullun). Wannan shine tsawon tsawon lokacin da ƙarfin hasken da aka fitar ya fi girma.
• Matsakaicin Tsawon Tsawon (λ_d):Shuɗi: 470 nm (na yau da kullun), Orange: 605 nm (na yau da kullun). Wannan shine tsawon tsawon guda ɗaya da idon ɗan adam ke gani, yana ayyana launi.
• Rabin Faɗin Layin Bakan (Δλ):Shuɗi: 25 nm, Orange: 17 nm. Wannan yana nuna tsaftar launi; ƙaramin ƙima yana nufin haske mafi monochromatic.
• Ƙarfin Gaba na Gaba (V_F):Shuɗi: 3.80 V (max), Orange: 2.40 V (max). Wannan shine faɗuwar wutar lantarki a kan LED lokacin aiki a ƙayyadadden halin yanzu. Bambancin ya samo asali ne daga kayan semiconductor daban-daban.
• Halin Baya (I_R):10 μA (max) ga duka biyun a V_R=5V. LED ba a tsara su don aikin bias na baya ba; wannan ma'auni don gwajin zubewar ruwa ne kawai.

3. Bayanin Tsarin Kwandon

Don tabbatar da daidaiton launi da haske, ana rarraba LED zuwa kwandon bisa ga aikin da aka auna.

3.1 Rarraba Ƙarfin Hasken

Ana rarraba fitowar haske zuwa kwandon tare da ƙayyadaddun ƙima mafi ƙanƙanta da matsakaici. Kowane kwandon yana da jurewar ±15%.

• Kwandon Launin Shuɗi:N (28.0-45.0 mcd), P (45.0-71.0 mcd), Q (71.0-112.0 mcd), R (112.0-180.0 mcd).
• Kwandon Launin Orange:P (45.0-71.0 mcd), Q (71.0-112.0 mcd), R (112.0-180.0 mcd), S (180.0-280.0 mcd).

Wannan tsarin yana ba masu zane damar zaɓar LED tare da garantin mafi ƙarancin haske don aikace-aikacensu, yana tabbatar da daidaito a cikin ƙirar LED da yawa.

4. Bincike na Lanƙwasa Aiki

Yayin da ba a cikakken bayyana takamaiman jadawali a cikin rubutun da aka bayar ba, lanƙwasa na yau da kullun don irin waɗannan na'urori za su haɗa da:

• Lanƙwasa I-V (Halin Yanzu-Ƙarfin Lantarki):Yana nuna alaƙa tsakanin ƙarfin gaba (V_F) da halin gaba (I_F). Yana da ma'auni, halayyar diode.
• Ƙarfin Hasken vs. Halin Gaba na Gaba:Yana nuna yadda fitowar haske ke ƙaruwa tare da halin yanzu, yawanci a cikin alaƙar kusa da layi a cikin kewayon aiki.
• Ƙarfin Hasken vs. Yanayin Yanayi:Yana nuna raguwar fitowar haske yayin da zafin haɗin gwiwa ya ƙaru. Aiki mai ƙarfi ko babban halin yanzu yana buƙatar sarrafa zafin jiki don kiyaye haske.
• Rarraba Bakan:Jadawali da ke tsara ƙarfin haske akan tsawon tsawon, yana nuna matsakaicin tsawon tsawon da matsakaicin tsawon tsawon da faɗin bakan.

5. Bayanin Injiniya da Fakitin

5.1 Girman Fakitin da Aikin Fil

Na'urar ta yi daidai da ma'auni na fakitin EIA. Aikin fil yana da mahimmanci don ƙirar da'ira daidai:

• Fil 1 da 3 an sanya su ga guntu na Shuɗi (InGaN).
• Fil 2 da 4 an sanya su ga guntu na Orange (AlInGaP).

Cikakkun zane-zane masu girma (ba a sake yin su a nan ba) za su ƙayyade ainihin tsayi, faɗi, tsayi, tazarar jagora, da jurewar matsayi. Ruwan tabarau yana da ruwa bayyananne.

5.2 Shirin Fil ɗin Solder da Aka Ba da Shawara

An ba da shirin ƙasa (ƙirar fil ɗin solder) don PCB don tabbatar da samuwar haɗin gwiwar solder mai aminci yayin reflow, daidaitaccen daidaitawa, da isasshen ƙarfin injiniya.

6. Jagororin Solder, Tari, da Gudanarwa

6.1 Bayanin Siffar Solder Reflow

An ba da shirin siffar reflow infrared (IR) don hanyoyin da ba su da gubar. Ma'auni masu mahimmanci sun haɗa da:

• Pre-heat:150-200°C na iyakar dakika 120 don dumama allon da kayan aiki a hankali, kunna juzu'i da rage girgizar zafi.
• Matsakaicin Zafin Jiki:Matsakaicin 260°C. LED na iya jure wannan zafin jiki na iyakar dakika 10. Bayanin a shafi na 3 na takardun bayanan yana aiki azaman manufa ta gaba ɗaya bisa ka'idojin JEDEC.

6.2 Tsaftacewa

Idan ana buƙatar tsaftacewa bayan solder, kawai yakamata a yi amfani da kaushi da aka ƙayyade don guje wa lalata fakitin filastik. Ana ba da shawarar nutsar da LED a cikin barasa na ethyl ko isopropyl a yanayin zafi na yau da kullun na ƙasa da minti ɗaya. Dole ne a guji sinadarai da ba a bayyana ba.

6.3 Ajiya da Hancin Danshi

LED suna da hankali ga sha danshi, wanda zai iya haifar da "popcorning" (fashewar fakitin) yayin reflow.

• Fakitin da aka Rufe:Ajiye a ≤30°C da ≤90% RH. Yi amfani da shi a cikin shekara guda.
• Fakitin da aka Buɗe:Ajiye a ≤30°C da ≤60% RH. Yi reflow a cikin mako guda. Don ajiyar dogon lokaci, yi amfani da akwati mai rufewa tare da busassun abu ko yanayin nitrogen. Idan an ajiye a buɗe na >1 mako, yi gasa a ~60°C na aƙalla sa'o'i 20 kafin solder.

6.4 Kariya daga Zubar da Wutar Lantarki (ESD)

Wutar lantarki na tsaye na iya lalata guntu na LED. Ana ba da shawarar yin amfani da abin wuya ko safofin hannu masu hana tsaye lokacin sarrafawa. Dole ne duk kayan aiki da wuraren aiki su kasance da tushe daidai.

7. Bayanin Fakitin da Oda

7.1 Ƙayyadaddun Tef da Reel

Ana ba da LED a cikin fakitin daidaitaccen masana'antu don haɗawa ta atomatik:

• An cika shi a cikin tef mai faɗin 8mm mai ɗaukar kaya.
• An nade shi akan reels mai diamita inci 7 (178mm).
• Daidaitaccen reel yana ɗauke da guda 4000.
• Mafi ƙarancin adadin oda don ragowar shine guda 500.
• Fakitin ya bi ƙayyadaddun ANSI/EIA-481.

8. Bayanan Aikace-aikace da Abubuwan Ƙira

8.1 Yanayin Aikace-aikace na Yau da Kullun

• Masu Nuna Matsayi:Ƙarfin launi biyu yana ba da damar sigina na matsayi da yawa (misali, wutar lantarki a kunne/tsaye, ayyukan cibiyar sadarwa, matsayin caji).
• Hasken Baya:Don maɓallan maɓalli, gumaka, ko ƙananan allon nuni, musamman inda kauri ke da mahimmanci.
• Kayan Lantarki na Mabukaci:Na'urorin hannu, na sawa, na'urorin wasan kwaikwayo.
• Hasken Ciki na Mota:Masu nuna alama na dashboard, hasken baya na canji.

8.2 Abubuwan Ƙira na Da'ira

• Iyakance Halin Yanzu:Koyaushe yi amfani da resistor na jerin ko direba mai ci gaba don iyakance halin gaba zuwa ƙayyadadden ƙimar DC (20mA don Shuɗi, 30mA don Orange). Yin aiki sama da wannan yana rage rayuwa da aminci.
• Kula da Kai:Fil ɗin anode/cathode daban-daban don kowane launi yana ba su damar sarrafa su daban ta hanyar da'irori direba daban-daban guda biyu.
• Gudanar da Zafin Jiki:Ko da yake rushewar wutar lantarki yana da ƙasa, tabbatar da isasshen yanki na tagulla na PCB ko ramukan zafi na iya taimakawa wajen kiyaye ƙarancin zafin haɗin gwiwa, kiyaye fitowar haske da tsawon rayuwa.
• Kariya daga Ƙarfin Lantarki na Baya:Ba a tsara na'urar don aikin baya ba. Tabbatar da ƙirar da'ira tana hana amfani da bias na baya wanda ya wuce 5V.

9. Kwatancen Fasaha da Bambance-bambance

Babban abubuwan banbance-banbance na wannan LED sune:

• Fakitin Siriri (0.55mm):Wannan fa'ida ce mai mahimmanci akan daidaitattun LED na SMD (sau da yawa kauri 0.6mm-1.2mm) don ƙira mai siriri.
• Guntu Biyu, Launi Biyu a cikin Fakitin Guda:Yana adana sararin PCB kuma yana sauƙaƙa haɗawa idan aka kwatanta da amfani da LED guda biyu masu launi ɗaya.
• Haɗin Kayan:Yana amfani da ingantaccen InGaN don shuɗi da AlInGaP don orange/ja, waɗanda galibi suna ba da haske mai ƙarfi da ingantaccen kwanciyar hankali na zafin jiki fiye da tsofaffin fasahohi kamar GaP.
• Cikakken Dacewar Tsari:An tsara shi don zamani, manyan layukan SMT tare da zaɓi-da-sanya da solder reflow mara gubar.

10. Tambayoyin da ake yawan yi (FAQs)

Q: Zan iya tuƙi duka launuka lokaci guda a matsakaicin halin yanzu na DC?

A: A'a. Matsakaicin Matsakaicin Matsakaici na guntu ne na kowane mutum. Tuƙi duka biyun lokaci guda zai wuce iyakar ƙarfin zafi na fakitin. Rage halin yanzu ko yi amfani da aikin bugun jini idan duka biyun suna buƙatar kasancewa.

Q: Menene bambanci tsakanin Matsakaicin Tsawon Tsawon da Matsakaicin Tsawon Tsawon?

A> Matsakaicin Tsawon Tsawon (λ_P) shine kololuwar jiki na bakan fitarwa. Matsakaicin Tsawon Tsawon (λ_d) an ƙididdige shi daga daidaitattun launi na CIE kuma yana wakiltar launin da aka gani. Sau da yawa suna kusa amma ba iri ɗaya ba.

Q: Ta yaya zan fassara lambar kwandon a cikin lambar sashi?

A: Lambar kwandon (misali, haruffa a cikin kari na lambar sashi) tana ƙayyade mafi ƙarancin ƙarfin haske da aka garantin don kowane launi. Tuntuɓi jerin lambar kwandon a cikin takardun bayanan don zaɓar madaidaicin matakin haske don aikace-aikacenku.

Q: Ana buƙatar sinkon zafi?

A: Don ci gaba da aiki a matsakaicin halin yanzu na DC, ana ba da shawarar ƙirar zafi mai kyau na PCB (ta amfani da zubewar tagulla azaman masu yada zafi). Don aikin bugun jini ko ƙananan halin yanzu, bazai zama dole ba.

11. Misalin Aikace-aikace na Aiki

Yanayi: Zana mai nuna alama biyu na matsayi don na'urar ɗaukar hoto.

LED na iya nuna caji (Orange) da cikakken caji (Shuɗi). Microcontroller zai nutsar da halin yanzu ta hanyar LED da ya dace ta hanyar filin GPIO da resistor mai iyakance halin yanzu. An ƙididdige ƙimar resistor ta amfani da Dokar Ohm: R = (V_wadata- V_{F_LED}) / I_F. Don wadata 5V da LED Shuɗi (V_F~3.2V na yau da kullun, I_F=20mA): R = (5 - 3.2) / 0.02 = 90 Ohms. Za a yi amfani da resistor na yau da kullun na 91-ohm. Siffar siriri tana ba shi damar dacewa a bayan ƙwanƙwasa siriri.

12. Gabatarwar Ka'idar Aiki

LED diode ne na semiconductor. Lokacin da aka yi amfani da ƙarfin lantarki na gaba a kan haɗin gwiwar p-n, electrons da ramuka suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Launi (tsawon tsawon) na haske an ƙaddara shi ta hanyar tazarar bandgap na kayan semiconductor. InGaN (Indium Gallium Nitride) yana da faɗin bandgap, yana fitar da gajeren tsawon shuɗi. AlInGaP (Aluminum Indium Gallium Phosphide) yana da ƙaramin bandgap, yana fitar da tsawon tsawon orange/ja. Ruwan tabarau "ruwa bayyananne" baya launin haske amma yana taimakawa wajen siffantar katako (kusurwar dubawa).

13. Trends na Fasaha

Trend a cikin SMD LED don nuni na gaba ɗaya yana ci gaba zuwa:

• Ƙara Ingantaccen Aiki:Ƙarin lumens kowace watt (lm/W), rage amfani da wutar lantarki don ƙayyadadden haske.
• Ƙananan Sawun Ƙafa da Siffofi Siriri:Yana ba da damar ƙarin ƙayyadaddun samfuran ƙarshe da santsi.
• Mafi Girman Aminci da Tsawon Rayuwa:Ingantattun kayan aiki da dabarun fakitin.
• Mafi Kyawun Daidaiton Launi da Kwandon:Ƙuntataccen jurewa akan tsawon tsawon da ƙarfi don kamanni iri ɗaya a cikin jeri.
• Ingantaccen Dacewa:Tare da ƙarin matsananciyar matakan haɗawa, gami da mafi girman yanayin reflow zafin jiki.

LTST-C295TBKFKT ya yi daidai da waɗannan trends ta hanyar ƙirarsa siriri, amfani da ingantattun kayan guntu, da ƙayyadaddun reflow masu ƙarfi.