LTS-547AJD 7-Segment LED Display Datasheet - Tsawon Lamba 13.2mm - Karfin Wutar Gaba 2.6V - Hyper Red 650nm - Takardun Fasaha na Hausa

1. Bayyani Game da Samfur

LTS-547AJD wani na'ura ne mai nuni na lamba daya, mai sassa bakwai (7-segment) wanda aka tsara don aikace-aikacen da ke buƙatar karanta lambobi (0-9) da wasu haruffa ta hanyar kunna sassan LED daban-daban. An gina na'urar ta amfani da kayan semiconductor na Aluminium Indium Gallium Phosphide (AlInGaP) mai ci gaba don guntuwan LED masu fitar da haske, waɗanda aka ɗora akan wani abu marar gani na Gallium Arsenide (GaAs). Haɗin wannan yana haifar da fitar da hasken \"Hyper Red\" na musamman. Nuni yana da fuskar fuska mai launin toka tare da alamun sassa fari, wanda ke ƙara bambanci da iya karantawa lokacin da sassan suka kunna.

1.1 Fa'idodi na Musamman da Kasuwar da Ake Nufi

Nuni yana ba da fa'idodi masu mahimmanci da yawa waɗanda suka sa ya dace da aikace-aikace iri-iri na masana'antu da na mabukaci. Tsananin haskensa da kyakkyawan bambanci suna tabbatar da iya karantawa ko da a cikin wurare masu haske. Ƙarancin buƙatun wutar lantarki a kowane sashe yana sa ya zama mai inganci, wanda ke da mahimmanci ga na'urorin da ke amfani da baturi. Ginin da ba ya motsi yana ba da ingantacciyar aminci da tsawon rayuwar aiki ba tare da sassa masu motsi ba. Sassa masu ci gaba da kuma daidaitawa suna ba da gudummawa ga kyakkyawan bayyanar haruffa na ƙwararru. Haɗin wannan fasali ya sa LTS-547AJD ya zama mai dacewa don amfani a cikin allunan kayan aikin ma'auni, kayan aikin gwaji, tsarin siyarwa, masu sarrafa masana'antu, na'urorin likita, da kayan amfani na mabukaci inda ake buƙatar nuni na lambobi mai aminci da bayyananne.

2. Bincike Mai zurfi na Sigogi na Fasaha

Aikin LTS-547AJD an ayyana shi ta hanyar cikakken tsarin sigogi na lantarki da na gani da aka auna a ƙarƙashin daidaitattun yanayi (Ta=25°C). Fahimtar waɗannan sigogi yana da mahimmanci don ƙirar da'ira mai kyau da kuma tabbatar da ingantaccen aikin nuni.

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda sama da su lalacewa na dindindin na iya faruwa ga na'urar. Ba a nufin su don aiki na yau da kullun ba.

• Rushewar Wutar Lantarki a kowane Sashe:70 mW. Wannan shine matsakaicin wutar lantarki da za a iya watsar da su azaman zafi ta hanyar sashen LED guda ɗaya cikin aminci.
• Matsakaicin Halin Yanzu na Gaba a kowane Sashe:90 mA. Wannan shine matsakaicin halin yanzu na lokaci-lokaci da aka yarda da shi, yawanci a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun jini 0.1ms).
• Ci gaba da Halin Yanzu na Gaba a kowane Sashe:25 mA. Wannan shine matsakaicin halin yanzu na DC da aka ba da shawarar don ci gaba da aiki. Ma'auni na rage darajar 0.33 mA/°C ya shafi sama da 25°C yanayin yanayi.
• Karfin Wuta Baya a kowane Sashe:5 V. Wuce wannan ƙarfin lantarki a cikin karkatar da baya na iya lalata haɗin LED.
• Yanayin Aiki & Ma'ajiyar Zazzabi:-35°C zuwa +85°C. An ƙididdige na'urar don aiki mai aminci a cikin wannan kewayon yanayin yanayi.
• Zazzabin Solder:260°C na dakika 3 a 1/16 inch (kusan 1.6mm) ƙasa da matakin wurin zama. Wannan yana ayyana ƙayyadaddun bayanan solder na sake kunnawa.

2.2 Halaye na Lantarki & Na Gani

Waɗannan su ne sigogi na aikin yau da kullun a ƙarƙashin ƙayyadaddun yanayin gwaji.

• Matsakaicin Ƙarfin Hasken (I_V):320 μcd (Mafi ƙanƙanta), 700 μcd (Na yau da kullun) a I_F=1mA. Wannan yana ƙididdige hasken da aka gani na sashin da aka kunna.
• Matsakaicin Tsawon Tsawon Tsawon (λ_p):650 nm (Na yau da kullun) a I_F=20mA. Wannan shine tsawon zango inda ƙarfin fitarwa na gani ya fi girma.
• Rabin Faɗin Layin Bakan (Δλ):20 nm (Na yau da kullun) a I_F=20mA. Wannan yana nuna tsaftar bakan ko faɗin bandejin hasken da aka fitar.
• Matsakaicin Tsawon Tsawon (λ_d):639 nm (Na yau da kullun) a I_F=20mA. Wannan shine tsawon zango guda ɗaya da idon ɗan adam ya gane, yana ayyana launi.
• Karfin Wutar Gaba a kowane Sashe (V_F):2.1V (Mafi ƙanƙanta), 2.6V (Na yau da kullun) a I_F=20mA. Wannan shine raguwar ƙarfin lantarki a kan LED lokacin da yake gudanar da ƙayyadaddun halin yanzu.
• Halin Yanzu Baya a kowane Sashe (I_R):10 μA (Matsakaici) a V_R=5V. Wannan shine ƙaramin halin yanzu na ɓarna lokacin da LED ke karkatar da baya.
• Matsakaicin Daidaitawar Ƙarfin Hasken (I_V-m):2:1 (Na yau da kullun) a I_F=1mA. Wannan yana ƙayyade matsakaicin bambancin haske da aka yarda tsakanin sassa daban-daban na lamba ɗaya don tabbatar da bayyanar daidai.

3. Bayanin Tsarin Rarraba

An rarraba LTS-547AJD don ƙarfin haske. Wannan yana nufin ana gwada raka'o'in kuma a raba su (\"bin\") bisa ga hasken da aka auna a daidaitaccen halin yanzu na gwaji (yawanci 1mA ko 20mA). Wannan tsarin rarraba yana tabbatar da daidaito a cikin rukunin samarwa. Masu ƙira za su iya ƙayyade takamaiman kwandon ƙarfi idan aikace-aikacensu yana buƙatar matsananciyar ƙarfin haske. Matsakaicin daidaitawar ƙarfin 2:1 sigogi ne mai alaƙa wanda ke ba da garantin daidaiton gani a cikin na'ura guda ɗaya, ba tare da la'akari da cikakken kwandon ƙarfinsa ba.

4. Binciken Lanƙwan Aiki

Yayin da takardun bayanan ke ba da tunani ga lanƙwan halaye na yau da kullun, ana iya ƙididdige halayensu gabaɗaya daga fasahar. Ga LED na AlInGaP kamar waɗanda aka yi amfani da su a cikin LTS-547AJD, mahimman alaƙa sun haɗa da:

• Halin Yanzu da Ƙarfin Hasken (Lanƙwan I-V):Ƙarfin haske yana ƙaruwa kusan daidai gwargwado tare da halin yanzu na gaba a cikin kewayon aiki na yau da kullun (misali, har zuwa 20-30mA). Bayan wannan, inganci na iya raguwa saboda dumama.
• Karfin Wutar Gaba da Zazzabi:Karfin wutar gaba (V_F) yana da ma'auni mara kyau na zazzabi, ma'ana yana raguwa kaɗan yayin da zazzabin haɗin ya ƙaru.
• Ƙarfin Hasken da Zazzabi:Fitowar hasken LED na AlInGaP gabaɗaya yana raguwa yayin da zazzabin haɗin ya tashi. Wannan muhimmin abu ne don aikace-aikacen da ke da haske mai tsanani ko yanayin yanayi mai zafi.
• Rarraba Bakan:Bakan fitarwa yana tsakiya a kusa da tsayin zango mai rinjaye/matsakaici (639-650 nm). Rabin faɗin 20 nm yana nuna kunkuntar, tsaftataccen launin ja idan aka kwatanta da wasu fasahohin LED.

5. Bayanan Injiniya da Kunshin

LTS-547AJD yana zuwa a cikin daidaitaccen tsari na 10-pin, lamba ɗaya DIP (Kunshin Layi Biyu). Ana ba da girman kunshin a cikin takardun bayanan tare da duk ma'aunai a cikin milimita da daidaitattun ƙayyadaddun ±0.25 mm sai dai idan an faɗi. An ayyana fil ɗin fil ɗin a sarari don tsarin cathode na gama gari. Pin 3 da Pin 8 duka an haɗa su zuwa cathode na gama gari, suna ba da mahaɗan haɗin gwiwa guda biyu don sassauƙa a cikin shimfidar PCB. Sauran filayen (1, 2, 4, 5, 6, 7, 9, 10) sune anodes don sassan E, D, C, Decimal Point, B, A, F, da G bi da bi. Zanen da'ira na ciki yana nuna cewa duk sassan LED suna raba haɗin cathode na gama gari.

6. Jagororin Solder da Taro

Matsakaicin matsakaicin ƙididdiga yana ƙayyadad da mahimmin sigogi na solder: zazzabin jikin kunshin bai kamata ya wuce 260°C fiye da dakika 3 ba yayin sake kunnawa solder, wanda aka auna a wani wuri 1.6mm ƙasa da matakin wurin zama. Wannan jagora yana da mahimmanci don hana lalacewar zafi ga guntuwan LED, epoxy encapsulant, da haɗin waya na ciki. Ya kamata a tantance daidaitattun bayanan sake kunnawa marasa gubar (SnAgCu) don tabbatar da bin wannan iyaka. Don solder na hannu, yakamata a yi amfani da ƙarfe mai sarrafa zazzabi, kuma a rage lokacin tuntuɓar tare da jagororin. Kafin solder, yakamata a adana na'urorin a cikin yanayi a cikin ƙayyadadden kewayon zafin ma'ajiyar (-35°C zuwa +85°C) kuma a cikin yanayi mara zafi don guje wa ɗaukar danshi, wanda zai iya haifar da \"popcorning\" yayin sake kunnawa.

7. Shawarwarin Aikace-aikace

7.1 Da'irorin Aikace-aikace na Yau da Kullun

A matsayin nunin cathode na gama gari, LTS-547AJD yawanci ana tuka shi ta hanyar haɗa fil ɗin cathode na gama gari zuwa ƙasa (ko direba mai sauƙi) da kuma amfani da masu hana halin yanzu a jere tare da kowane anode na sashe. Ana haɗa masu juriya zuwa wadataccen wutar lantarki mai kyau ta hanyar filayen microcontroller I/O ko na'urorin direban nuni na musamman. Ana ƙididdige ƙimar resistor (R) ta amfani da Dokar Ohm: R = (V_wadata- V_F) / I_F, inda V_Fshine ƙarfin wutar gaba na LED (yi amfani da 2.6V don gefen ƙira) kuma I_Fshine halin yanzu na aiki da ake so (misali, 10-20 mA don kyakkyawan haske). Don haɗa lambobi da yawa, ana sauya cathode na gama gari na kowane lamba a jere a babban mitar yayin da ake gabatar da bayanan sashe masu dacewa.

7.2 Abubuwan da Ake Yi la'akari da su na Ƙira

• Ƙuntatawa Halin Yanzu:Koyaushe yi amfani da masu juriya na jere ko direbobi masu halin yanzu na yau da kullun. Kada a haɗa LED kai tsaye zuwa tushen wutar lantarki.
• Gudanar da Zafi:Yayin da watsar da wutar lantarki ya yi ƙasa a kowane sashe, tabbatar da isasshen iska a cikin wuraren da aka rufe, musamman lokacin tuka sassa da yawa ko nuni da yawa. Ku bi da rage darajar halin yanzu sama da 25°C yanayin yanayi.
• Kusurwar Kallo:Faɗin kusurwar kallo yana da fa'ida amma yi la'akari da babban alkiblar kallo lokacin ɗora nuni.
• Kariya ta ESD:Ko da yake ba a bayyana shi a sarari a cikin wannan takardar bayanan ba, yakamata a kiyaye ƙa'idodin sarrafa ESD na yau da kullun don na'urorin semiconductor yayin haɗawa.

8. Kwatancen Fasaha da Bambance-bambance

Amfani da LTS-547AJD na fasahar AlInGaP (Aluminium Indium Gallium Phosphide) shine babban abin banbanta. Idan aka kwatanta da tsofaffin fasahohi kamar daidaitattun LED ja na GaAsP (Gallium Arsenide Phosphide), AlInGaP yana ba da ingantacciyar inganci mai haske sosai, yana haifar da haske mafi girma don irin wannan halin yanzu na tuƙi. Hakanan yana ba da ingantaccen kwanciyar hankali na zazzabi da tsaftar launi (kunkuntar faɗin bakan). Fitowar \"Hyper Red\", tare da tsayin zango mai rinjaye na ~639 nm, ana ganin shi azaman ja mai zurfi, mai cika idan aka kwatanta da launin ja-orange na wasu daidaitattun LED ja. Ƙirar fuskar toka/farin sashe tana ƙara haɓaka bambanci idan aka kwatanta da nuni tare da fuskoki masu watsewa ko launi.

9. Tambayoyin da Ake Yawan Yi (Bisa Sigogi na Fasaha)

Tambaya: Menene manufar samun filayen cathode na gama gari guda biyu (Pin 3 da Pin 8)?

A: Wannan yana ba da sassauƙar shimfidawa akan PCB. Duka filayen an haɗa su a ciki. Mai ƙira zai iya amfani da ɗaya ko duka biyun, ya danganta da dacewar hanyar. Yin amfani da duka biyun kuma zai iya taimakawa rage yawan halin yanzu a cikin ginshiƙi guda ɗaya na PCB idan ana tuka duk sassa a babban halin yanzu.

Tambaya: Zan iya tuka wannan nuni a 5V?

A: Ee, amma dole ne ku yi amfani da mai hana halin yanzu. Misali, don cimma matsakaicin I_Fna 20mA tare da wadataccen 5V da V_Fna 2.6V, ƙimar resistor zata zama R = (5V - 2.6V) / 0.02A = 120 Ohms. Daidaitaccen resistor na 120Ω ko 150Ω zai dace.

Tambaya: Menene ma'anar \"an rarraba don ƙarfin haske\" ga ƙirar na?

A: Yana nufin ana gwada nunin kuma a raba su ta hanyar haske. Idan aikace-aikacen ku baya buƙatar daidaitaccen daidaitawar haske tsakanin raka'o'i daban-daban, zaku iya amfani da nunin daga kowane kwandon ƙarfi. Idan daidaito yana da mahimmanci (misali, a cikin kayan aikin lambobi da yawa), yakamata ku ƙayyade cewa duk nunin sun fito daga kwandon ɗaya ko kunkuntar kewayon kwandon.

Tambaya: Ta yaya zan ƙididdige jimillar amfani da wutar lantarki?

A: Don lamba ɗaya tare da duk sassa 7 suna haskakawa (da ma'anar decimal = sassa 8), kowane a I_F=20mA da V_F=2.6V, wutar lantarki a kowane sashe shine P_seg= V_F* I_F= 2.6V * 0.02A = 52 mW. Jimillar wutar lantarki P_total= 8 * 52 mW = 416 mW. Tabbatar cewa wadataccen wutar lantarki da direbobi zasu iya ɗaukar wannan.

10. Misalin Amfani na Aiki

Yanayi: Ƙirar karatun voltmeter na dijital mai sauƙi.Na'urar canza analog zuwa dijital (ADC) na microcontroller tana auna ƙarfin lantarki. Ana sarrafa ƙimar dijital kuma ana buƙatar nunawa akan karatun lambobi 3. Za a yi amfani da nunin LTS-547AJD guda uku. Ƙirar za ta yi amfani da haɗawa: an haɗa cathode na gama gari na lambobi uku zuwa transistors direba masu ƙananan gefe daban-daban guda uku (misali, NPN BJTs ko MOSFETs na tashoshi-N) waɗanda microcontroller ke sarrafawa. Layukan sassa takwas/anodes (A-G + DP) daga duk nunin uku an haɗa su a layi daya. Microcontroller yana zagayawa cikin sauri ta kowane lamba, yana kunna direban cathode yayin da yake fitar da tsarin sashe na wannan takamaiman lamba akan layukan anode na gama gari. Ƙimar sabuntawa na 100Hz ko sama da haka yana hana ƙyalli da ake iya gani. An sanya masu hana halin yanzu akan kowane layin anode na gama gari takwas. Wannan hanya tana rage adadin filayen microcontroller I/O da ake buƙata idan aka kwatanta da tuka kowane sashe na kowane lamba kai tsaye.

11. Gabatarwar Ka'idar Fasaha

LTS-547AJD ya dogara ne akan fasahar Diyodi mai Fitowa da Hasken (LED). LED diyodi ne na semiconductor p-n junction. Lokacin da aka karkatar da gaba (ƙarfin lantarki mai kyau da aka yi amfani da shi zuwa gefen p dangane da gefen n), electrons daga yankin n da ramuka daga yankin p ana shigar da su cikin yankin haɗin gwiwa. Lokacin da waɗannan masu ɗaukar caji suka sake haɗuwa, suna sakin makamashi. A cikin daidaitattun diyodi na silicon, ana sakin wannan makamashi da farko azaman zafi. A cikin kayan semiconductor na bandgap kai tsaye kamar AlInGaP, babban yanki na wannan makamashin sake haɗawa ana sakin shi azaman photons (haske). Takamaiman tsawon zango (launi) na hasken da aka fitar an ƙaddara shi ta hanyar makamashin bandgap na kayan semiconductor. Gami da AlInGaP yana ba injiniyoyi damar daidaita wannan bandgap don samar da haske a cikin yankunan ja, orange, da rawaya na bakan. An cimma launin \"Hyper Red\" tare da takamaiman abun da ke haifar da bandgap daidai da haske kusan 650 nm.

12. Trends na Fasaha da Mahallin

Fasahar AlInGaP tana wakiltar cikakkiyar mafita mai inganci da ingantacciyar mafita don LED ja, orange, da rawaya masu inganci. Ya kasance babban tsarin kayan don waɗannan launuka a aikace-aikacen nuni da nuni shekaru da yawa saboda ingantaccen inganci da haske idan aka kwatanta da fasahohin farko. Trends na yanzu a cikin fasahar nuni don kayan lantarki na mabukaci sun fi mayar da hankali kan cikakken launi, manyan ƙananan LED da ƙananan LED don allon. Duk da haka, don keɓantaccen nunin lambobi da haruffa a cikin mahallin masana'antu, kayan aikin ma'auni, da kayan aiki, keɓaɓɓun LED 7-segment kamar LTS-547AJD sun kasance masu dacewa sosai saboda sauƙinsu, ƙarfi, ƙarancin farashi, kyakkyawan iya karantawa, da sauƙin mu'amala. Ci gaba da ci gaba a cikin wannan yanki yana mai da hankali kan ƙara haɓaka inganci (lumens kowace watt), inganta aikin zafi mai zafi, da kuma ba da kusurwar kallo mafi faɗi, suna tabbatar da ci gaba da amfani da su a cikin ɗimbikin tsarin da aka haɗa.