Takardar Bayani na LED LTC-2623KF-J - Tsawon Lamba 0.28-inch - Kalar Ruwan Lemu - Ƙarfin Wutar Gaba 2.6V - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfur

LTC-2623KF-J babban aiki ne, mai lamba huɗu, tsarin nuni na sassa bakwai wanda aka ƙera don aikace-aikacen da ke buƙatar karantawa mai haske da haske. Babban aikinsa shine gabatar da bayanan lambobi a cikin tsari mai sauƙin karantawa. Babban fa'idar wannan na'urar yana cikin amfani da ci-gaban fasahar LED na AlInGaP (Aluminum Indium Gallium Phosphide), wanda ke ba da ingantacciyar ingancin haske da tsaftar launi idan aka kwatanta da kayan gargajiya. Wannan ya sa ya dace musamman don allunan kayan aikin, tsarin sarrafa masana'antu, kayan aikin gwaji, da na'urorin lantarki na mabukaci inda karantawa a ƙarƙashin yanayin haske daban-daban ke da mahimmanci. Kasuwar da aka yi niyya ta haɗa da masu ƙira da injiniyoyi a cikin sarrafa kai ta atomatik na masana'antu, dashboard na mota, na'urar likita, da sassan tashar siyarwa waɗanda ke buƙatar ingantaccen bayani, mai dorewa, da ingantaccen amfani da makamashi.

2. Bincike Mai zurfi na Sigogi na Fasaha

2.1 Halaye na Gani da Na Lantarki

Aikin LTC-2623KF-J an ayyana shi da wasu mahimman sigogi da aka auna a ƙarƙashin daidaitattun yanayi (Ta=25°C).

• Ƙarfin Haske (I_V):Matsakaicin matsakaicin ƙarfin haske shine 1200 µcd a halin yanzu na gaba (I_F) na 1mA, tare da ƙayyadadden kewayon daga 500 µcd (Min) zuwa ƙimar yau da kullun. Wannan matakin haske mai girma yana tabbatar da kyakkyawan gani. An ƙayyade ma'aunin daidaitawar ƙarfin haske tsakanin sassan a matsakaicin 2:1, yana tabbatar da kamanni iri ɗaya a cikin nuni.
• Halayen Bakan:Na'urar tana fitar da haske a cikin bakan ruwan lemu. Tsawon raƙuman fitarwa mafi girma (λ_p) yawanci 611 nm ne a I_F=20mA. Tsawon raƙuman ruwa mafi rinjaye (λ_d) shine 605 nm, kuma rabin faɗin layin bakan (Δλ) shine 17 nm, yana nuna ingantaccen fitarwar launi mai tsafta.
• Sigogi na Lantarki:Ƙarfin wutar gaba (V_F) kowane sashe yawanci 2.6V ne, tare da matsakaicin 2.6V a I_F=20mA. Halin yanzu na baya (I_R) matsakaicin 100 µA ne a ƙarfin wutar baya (V_R) na 5V. Yana da mahimmanci a lura cewa ƙimar ƙarfin wutar baya don gwajin ɗigon ruwa ne kawai; ba a yi niyya don ci gaba da aiki a ƙarƙashin baya ba.

2.2 Matsakaicin Matsakaici da La'akari da Zazzabi

Yin amfani da na'urar fiye da waɗannan iyakoki na iya haifar da lalacewa na dindindin.

• Rushewar Wutar Lantarki:Matsakaicin ɓarnar wutar lantarki kowane sashe shine 70 mW.
• Ƙimar Halin Yanzu:Ci gaba da halin yanzu na gaba kowane sashe shine 25 mA. Ana amfani da ƙimar rage ƙimar 0.33 mA/°C a layi daya daga 25°C. Matsakaicin halin yanzu na gaba kowane sashe (don aikin bugun jini a 1kHz, aikin aiki na 10%) shine 60 mA.
• Kewayon Zazzabi:Na'urar na iya aiki a cikin kewayon zafin yanayi na -35°C zuwa +85°C. Kewayon zafin ajiya iri ɗaya ne.
• Solderability:Na'urar na iya jure zafin solder na 260°C na tsawon dakika 3 a nisan 1/16 inch (kusan 1.6 mm) a ƙasa da matakin wurin zama.

3. Bayanin Tsarin Binning

Takardar bayani ta bayyana cewa na'urar "AN TSARA TA DON ƘARFIN HASKE." Wannan yana nufin cewa ana rarraba LED ɗin yayin kera su bisa ga ƙarfin hasken da aka auna a wani ƙayyadadden gwajin halin yanzu. Wannan tsari yana tabbatar da daidaito a cikin rukunin samarwa. Abokan ciniki suna karɓar na'urori masu ƙarfin haske da ke cikin ƙayyadadden iyaka mafi ƙanƙanta da na yau da kullun (500-1200 µcd @ 1mA). Kodayake ba a cikakken bayani game da tsawon raƙuman ruwa/launi ko ƙarfin wutar gaba a cikin wannan takardar bayani ta musamman ba, irin wannan binning al'ada ce a masana'antu don samar da aiki mai iya hasashe. Masu ƙira ya kamata su tuntubi mai kera don cikakkun bayanai na binning idan ana buƙatar daidaitaccen launi ko daidaitawar ƙarfin wuta don aikace-aikacen su.

4. Bincike na Lanƙwasa Aiki

Takardar bayani tana nufin "LANƙWASA NA YAU DA KULLUN NA LANTARKI / GANI." Kodayake ba a ba da takamaiman jadawali a cikin rubutun ba, lanƙwasa na yau da kullun don irin wannan na'urar zai haɗa da:

• Lanƙwasa I-V (Halin Yanzu-Ƙarfin Wutar Lantarki):Wannan jadawalin zai nuna alaƙar tsakanin halin yanzu na gaba da ƙarfin wutar gaba, yawanci yana nuna haɓakar ma'auni bayan ƙarfin wutar kunna (~2.0-2.2V don AlInGaP). Yana da mahimmanci don ƙira na'urar iyakance halin yanzu.
• Ƙarfin Haske da Halin Yanzu na Gaba:Wannan lanƙwasa yana nuna yadda fitarwar haske ke ƙaruwa da halin yanzu. Gabaɗaya yana kan layi a cikin kewayon amma zai cika a manyan halayen yanzu saboda tasirin zafi.
• Ƙarfin Haske da Zafin Yanayi:Wannan jadawalin yana kwatanta raguwar fitarwar haske yayin da zafin haɗin gwiwa ya tashi. LED na AlInGaP yawanci suna da ma'auni mara kyau na zazzabi don ƙarfin haske.
• Rarraba Bakan:Jadawali na ƙarfin dangi da tsawon raƙuman ruwa, yana nuna kololuwa a ~611 nm da rabin faɗin 17 nm.

Waɗannan lanƙwasa suna da mahimmanci don fahimtar halayen na'urar a ƙarƙashin yanayin da ba daidai ba da kuma don haɓaka na'urar tuƙi don inganci da tsawon rai.

5. Bayanin Injiniya da Kunshin

5.1 Girman Jiki

Na'urar tana da tsawon lamba 0.28-inch (7.0 mm). An ba da girman kunshin a cikin zane (ba cikakken bayani a cikin rubutu ba), tare da duk ma'aunai a cikin milimita da daidaitattun ƙimar ±0.25 mm sai dai idan an lura. Nuni yana da fuskar launin toka tare da fararen sassa, yana haɓaka bambanci.

5.2 Tsarin Fil da Zanen Kewayawa

LTC-2623KF-J nuni ne na anode gama-gari da aka haɗa. Wannan yana nufin cewa an haɗa anodes na LED ɗin don kowane lamba a ciki, yayin da aka raba cathodes don kowane sashe (A-G, DP, da sassan colon L1, L2, L3) a cikin lambobi. Wannan tsari yana rage adadin fil ɗin tuƙi da ake buƙata daga 32 (lamba 4 * sassa 8) zuwa 16. Zanen kewayawa na ciki zai nuna wannan tsarin haɗawa. An ba da teburin haɗin fil:

• Fil 1: Anode Gama-gari don Lamba 1
• Fil 2: Cathode don sassan C da L3 (ƙananan digon colon)
• Fil 3: Cathode don Decimal Point (DP)
• Fil 5: Cathode don sashe E
• Fil 6: Cathode don sashe D
• Fil 7: Cathode don sashe G
• Fil 8: Anode Gama-gari don Lamba 4
• Fil 11: Anode Gama-gari don Lamba 3
• Fil 12: Anode Gama-gari don sassan colon L1 da L2 (manyan digon colon)
• Fil 13: Cathode don sassan A da L1
• Fil 14: Anode Gama-gari don Lamba 2
• Fil 15: Cathode don sassan B da L2
• Fil 16: Cathode don sashe F
• Fil 4, 9, 10: Babu Haɗi

6. Jagororin Solder da Haɗawa

Mahimman ƙayyadaddun haɗawa shine bayanin zafin solder: na'urar na iya jure 260°C na tsawon dakika 3 a wuri 1/16 inch (1.6 mm) a ƙasa da matakin wurin zama. Wannan shine daidaitaccen yanayin solder reflow. Dole ne masu ƙira su tabbatar da shimfidar PCB ɗin su da bayanin tanda reflow sun yi daidai da wannan don hana lalacewar zafi ga guntuwar LED ko kunshin filastik. Ana ba da shawarar bin ka'idojin JEDEC/IPC na yau da kullun don hankalin danshi da gasa idan na'urorin sun fuskanci yanayi mai ɗanɗano kafin solder. Ajiya ya kamata ya kasance a cikin ƙayyadadden kewayon -35°C zuwa +85°C a cikin yanayi mai bushewa, mara lantarki.

7. Bayanin Kunshin da Oda

Lambar sashi ita ce LTC-2623KF-J. Maɗaukakin "KF" yawanci yana nuna salon kunshin da launi (fuskar toka, fararen sassa). "J" na iya nuna takamaiman bin ko bita. Kodayake ba a lissafa cikakkun bayanai na kunshin (reel, tube, tray) a cikin rubutun da aka bayar ba, irin waɗannan nunin yawanci ana samar da su a cikin bututu ko tire mara lantarki don kare fil da ruwan tabarau. Lambar oda kai tsaye ta yi daidai da bayanin na'urar: AlInGaP Ruwan Lemu, Anode Gama-gari da aka Haɗa, tare da madaidaicin maki goma.

8. Shawarwarin Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

Wannan nuni ya dace da kowane aikace-aikacen da ke buƙatar karantawa mai haske, mai lamba da yawa. Misalai sun haɗa da ma'aunin lantarki na lamba, ƙididdiga na mitar, na'urorin ƙidayar lokaci, ma'aunin ma'auni, ma'aunin dashboard na mota (misali, agogo, odometer), da alamun allunan sarrafa masana'antu.

8.2 Abubuwan La'akari na Ƙira

• Kewayawar Tuƙi:Nuni da aka haɗa yana buƙatar IC ɗin tuƙi ko microcontroller mai iya nutsewa da isasshen halin yanzu na sashe da kuma samar da halin yanzu na anode lamba. Dole ne direban ya zagaya cikin lambobin a cikin mitar mai girma sosai (yawanci >100Hz) don guje wa ƙyalli mai iya gani.
• Iyakance Halin Yanzu:Masu juriya na iyakance halin yanzu na waje wajibi ne ga kowane cathode sashe ko kuma ya kamata a yi amfani da direban halin yanzu na yau da kullun don hana wuce matsakaicin ci gaba da halin yanzu na gaba, musamman mahimmanci idan aka yi la'akari da rage ƙimar sama da 25°C.
• Kusurwar Dubawa:Takardar bayani ta ambaci "faɗaɗɗen kusurwar dubawa," wanda ke da halayen nunin sassa bakwai na LED. Sanya PCB ya kamata a yi la'akari da matsayin mai kallo da aka yi niyya.
• Tsarin Wutar Lantarki:Tabbatar cewa na'urorin lantarki na tuƙi ba sa amfani da ƙarfin wutar baya ko ƙwararrun halin yanzu mai yawa yayin kunna wutar lantarki ko kashe wutar lantarki.

9. Kwatancen Fasaha da Bambanci

Babban abubuwan banbance-banbance na LTC-2623KF-J sune amfani da kayan semiconductor na AlInGaP da takamaiman tsarin injiniyarsa. Idan aka kwatanta da tsofaffin LED na GaAsP ko GaP, AlInGaP yana ba da ingantacciyar ingancin haske sosai, yana haifar da nunin haske a ƙananan halayen yanzu. Idan aka kwatanta da ƙananan nunin sassa bakwai na SMD, tsawon lamba 0.28-inch yana ba da kyakkyawan karantawa mai nisa. Idan aka kwatanta da LCD, yana ba da mafi girman haske, faɗaɗɗen kusurwoyin dubawa, da ingantaccen aiki a cikin matsanancin zafin jiki, ko da yake a farashin mafi girman amfani da wutar lantarki. Ƙirar anode gama-gari da aka haɗa hanya ce ta yau da kullun wacce ke inganta adadin fil don wannan girman lamba.

10. Tambayoyin da ake yawan yi (Bisa Sigogi na Fasaha)

Q: Menene manufar binning ƙarfin haske?

A: Binning yana tabbatar da daidaiton gani a duk lambobi da sassan a cikin samfurin ku. Yana ba da garantin cewa bambancin haske tsakanin kowane sashe biyu ko na'urori daga oda ɗaya ba zai wuce ma'auni na 2:1 ba.

Q: Zan iya tuƙa wannan nuni da microcontroller 5V kai tsaye?

A: A'a. Matsakaicin ƙarfin wutar gaba shine 2.6V. Haɗa tushen 5V kai tsaye zai lalata LED saboda yawan halin yanzu. Dole ne ku yi amfani da resistor na iyakance halin yanzu a jere ko direban halin yanzu na yau da kullun. Ƙimar resistor ya dogara da ƙarfin wutar lantarkin ku da halin yanzu na sashe da kuke so.

Q: Me "anode gama-gari da aka haɗa" ke nufi ga kewayawar direban ku?

A: Ba za ku iya kunna duk lambobin lokaci guda a cikakken haske ba. Dole ne ku kunna (samar da halin yanzu zuwa) anode gama-gari na lamba ɗaya a lokaci guda yayin da kuke nutsewa halin yanzu zuwa sassan da ake so don wannan lambar. Ana yin haka da sauri don ƙirƙirar tunanin cewa duk lambobin suna kan ci gaba.

Q: Shin ƙimar ƙarfin wutar baya na 5V don aiki na yau da kullun?

A: A'a. Takardar bayani ta bayyana cewa don gwajin I_R(halin yanzu na baya) ne kawai. Bai kamata a taɓa sanya nuni a ƙarƙashin baya mai ci gaba a aikace ba. Ya kamata ingantaccen ƙirar kewayawa ya hana hakan.

11. Ƙira na Aiki da Lamarin Amfani

Harka: Ƙirar Karatun Voltmeter mai Lamba 4.Mai ƙira yana ƙirƙirar na'urar samar da wutar lantarki na benci wacce ke buƙatar nuni mai haske, bayyananne na ƙarfin wutar fitarwa. Sun zaɓi LTC-2623KF-J don tsawon lamba 0.28-inch da babban bambanci. ADC na microcontroller yana karanta ƙarfin wutar fitarwa. Firmware yana canza wannan ƙimar zuwa tsarin BCD. An zaɓi takamaiman IC ɗin tuƙi na nuni (kamar MAX7219) don sarrafa haɗawa. Mai ƙira ya ƙididdige ƙimar resistor mai iyakance halin yanzu don halin yanzu na sashe na 10mA ta amfani da dabara R = (V_samarwa- V_F) / I_F. Tare da samar da 5V da V_F=2.6V, R = (5 - 2.6) / 0.01 = 240 ohms. An zaɓi daidaitaccen resistor na 220-ohm, yana haifar da ɗan ƙarin halin yanzu (~10.9mA), wanda har yanzu yana cikin ƙimar ci gaba na 25mA. An saita mitar haɗawa zuwa 250Hz don kawar da ƙyalli. An zaɓi fuskar toka na nuni don dacewa da launin bezel na kayan aikin, yana ba da kamanni na haɗin kai na ƙwararru.

12. Gabatarwar Ka'idar Fasaha

LTC-2623KF-J ya dogara ne akan fasahar semiconductor na AlInGaP da aka girma akan substrate na GaAs. Lokacin da aka yi amfani da ƙarfin wutar gaba wanda ya wuce ƙarfin bandgap a kan haɗin p-n na guntu LED, electrons da ramuka suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke ciki na Aluminum, Indium, Gallium, da Phosphide a cikin Layer mai aiki yana ƙayyade ƙarfin bandgap, wanda kai tsaye yayi daidai da tsawon raƙuman ruwa (launi) na hasken da aka fitar—a wannan yanayin, ruwan lemu (~605-611 nm). An ƙirƙiri tsarin sassa bakwai ta hanyar sanya ƙananan guntu LED da yawa (ɗaya kowane sashe kowane lamba) a cikin tsarin daidaitaccen lamba da haɗa su a ciki a cikin tsarin anode gama-gari da aka haɗa da aka bayyana a baya. Fuskar toka da masu watsa fararen sassa suna haɓaka bambanci ta hanyar sha hasken yanayi da yada hasken da aka fitar daga guntuwar LED yadda ya kamata.

13. Trends na Fasaha

Yayin da nunin sassa bakwai na LED na rami ta hanyar rami kamar LTC-2623KF-J suka kasance masu mahimmanci ga aikace-aikace da yawa saboda ƙarfin su da babban haske, gabaɗayan yanayin fasahar nuni yana motsawa zuwa kunshin na'urar saka saman (SMD) da haɗin kai mafi girma. Nunin sassa bakwai na SMD suna ba da ƙananan ƙafafu kuma sun fi dacewa da haɗawa ta atomatik. Bugu da ƙari, akwai ƙaura mai girma zuwa nunin matrix ɗigo da cikakkun haɗin gwiwar OLED ko modules na TFT waɗanda ke ba da damar haruffa da hoto a cikin sarari iri ɗaya. Koyaya, don keɓaɓɓen karatun lambobi inda matsanancin haske, sauƙi, aminci, da ingancin farashi suka fi mahimmanci, keɓaɓɓen nunin sassa bakwai na LED suna ci gaba da zama zaɓi na fifiko. Ci gaban kayan kamar AlInGaP ya inganta ingancin su da kewayon launi sosai, yana tabbatar da dacewarsu a cikin takamaiman sassan kasuwa.