LTS-4730AJD 0.4-inch Hyper Red LED Display Datasheet - Tsawon Lamba 10.16mm - Ƙarfin Wutar Gaba 2.6V - Wutar Lantarki 70mW - Takardun Fasaha na Hausa

1. Bayyani Game da Samfur

LTS-4730AJD ƙaramin na'ura ne mai nuni na lamba guda, mai sassa bakwai, wanda aka ƙera don aikace-aikacen da ke buƙatar karanta lambobi a sarari. Babban aikinsa shi ne nuna lambobi 0-9 da wasu haruffa ta amfani da sassan LED masu sarrafa kansu. An ƙera na'urar da fasahar semiconductor ta AlInGaP (Aluminum Indium Gallium Phosphide), musamman a cikin launin ja mai ƙarfi, wanda ke ba da fa'idodi na musamman a cikin ganuwa da inganci don wasu yanayin haske idan aka kwatanta da LED na ja na yau da kullun.

Babban kasuwar wannan kayan yana haɗa da allunan sarrafa masana'antu, kayan aikin ma'auni, kayan gwaji da ma'auni, na'urorin amfani da gida, da kowane tsarin da aka haɗa inda ake buƙatar mai nuna lamba mai sauƙi, amintacce, da ƙarancin wutar lantarki. Ƙirar sa ta ba da fifiko ga karantawa da tsawon rayuwa a cikin yanayin aiki daban-daban.

1.1 Fa'idodi da Siffofi na Asali

Takardun bayanan ya nuna wasu mahimman siffofi waɗanda ke bayyana ƙimar samfurin:

• Tsawon Lamba:Yana da tsayin harafi na 0.4-inch (10.16 mm), yana ba da daidaito mai kyau tsakanin girma da karantawa don aikace-aikacen da aka ɗora akan allon.
• Ingancin Gani:Yana ba da sassa masu daidaito, kyakkyawan bayyanar harafi, haske mai girma, bambanci mai girma, da faɗin kusurwar kallo. Waɗannan halayen suna tabbatar da cewa lambar da aka nuna tana da tsabta kuma ana iya karantawa daga mahanga daban-daban.
• Inganci da Amincewa:An ƙera shi don ƙarancin buƙatun wutar lantarki kuma yana ba da amincin ƙwaƙƙwaran jiki, ma'ana babu sassa masu motsi da juriya mai ƙarfi ga girgiza da rawar jiki.
• Daidaito:An rarraba ƙarfin haske (binned), yana ba masu ƙira damar zaɓar abubuwan haɗin gwiwa tare da matakan haske masu dacewa don nunin lambobi da yawa, yana tabbatar da bayyanar daidai.
• Kyawu:Na'urar tana da fuskar launin toka tare da sassa fari, wanda ke haɓaka bambanci lokacin da LED ɗin ya kashe kuma yana ba da bayyanar tsaka-tsaki, na ƙwararru.

2. Zurfin Bincike na Ƙayyadaddun Fasaha

Wannan sashe yana ba da nazari na haƙiƙa na mahimman ma'auni waɗanda aka ayyana a cikin takardun bayanan.

2.1 Madaidaicin Ma'auni na Iyaka

Waɗannan ma'auni suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Ba sharuɗɗan aiki na yau da kullun ba ne.

• Rushewar Wutar Lantarki a kowane Sashe:70 mW. Wannan shine matsakaicin wutar lantarki da kowane sashin LED zai iya ɗauka akai-akai.
• Matsakaicin Ƙarfin Gaba a kowane Sashe:90 mA, amma kawai a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun 0.1ms). Wannan yana da amfani don haɗawa ko tuƙi na ɗan gajeren lokaci don ƙara haske.
• Ci gaba da Ƙarfin Gaba a kowane Sashe:25 mA a 25°C. Wannan ƙarfin yana raguwa a layi sama da 25°C a ƙimar 0.33 mA/°C. Misali, a 85°C, matsakaicin ƙarfin ci gaba da aka yarda zai kasance kusan: 25 mA - ((85°C - 25°C) * 0.33 mA/°C) = 5.2 mA. Wannan raguwa yana da mahimmanci don sarrafa zafin jiki.
• Ƙarfin Wutar Juya Baya a kowane Sashe:5 V. Wuce wannan ƙarfin wutar lantarki a cikin karkatar da baya na iya lalata haɗin LED.
• Yanayin Aiki & Ma'ajiyar Zafin Jiki:-35°C zuwa +85°C. An ƙididdige na'urar don yanayin zafin jiki na masana'antu.
• Zafin Solder:Matsakaicin 260°C na matsakaicin dakika 3, an auna 1.6mm ƙasa da matakin zama. Wannan shine jagorar daidaitawa don hanyoyin solder na igiyar ruwa ko sake kunnawa.

2.2 Halayen Lantarki & Gani (a T_A=25°C)

Waɗannan su ne madaidaicin ma'auni na aiki a ƙarƙashin ƙayyadaddun yanayin gwaji.

• Matsakaicin Ƙarfin Hasken (I_V):200-650 µcd (microcandelas) a ƙarfin gaba (I_F) na 1 mA. Faɗin kewayon yana nuna tsarin rarrabuwa; masu ƙira na iya ƙayyade mafi ƙarancin ƙarfi.
• Matsakaicin Tsawon Tsawon Watsawa (λ_p):650 nm (nanometers). Wannan shine tsayin raƙuman ruwa wanda LED ke fitar da mafi ƙarfin wutar lantarki na gani, yana ayyana launinsa na ja mai ƙarfi.
• Rabin Faɗin Layin Bakan (Δλ):20 nm. Wannan ma'auni yana bayyana tsaftar bakan ko faɗin band na hasken da aka fitar. Ƙimar 20 nm ta zama ruwan dare ga LED na ja na AlInGaP.
• Matsakaicin Tsawon Raƙuman Ruwa (λ_d):639 nm. Wannan shine tsayin raƙuman ruwa guda ɗaya wanda idon ɗan adam ke gani, wanda zai iya bambanta kaɗan da tsayin raƙuman ruwa.
• Ƙarfin Wutar Gaba a kowane Sashe (V_F):2.1V (Mafi ƙanƙanta), 2.6V (Na yau da kullun) a I_F=20 mA. Wannan yana da mahimmanci don ƙirar da'irar iyakancewa. Dole ne a yi la'akari da faɗuwar wutar lantarki a kowane sashe a cikin ƙirar samar da wutar lantarki.
• Ƙarfin Wutar Juya Baya a kowane Sashe (I_R):100 µA (Matsakaici) a V_R=5V. Wannan shine ƙaramin ƙarfin ɗigon ruwa lokacin da LED ke karkatar da baya.
• Matsakaicin Daidaitawar Ƙarfin Hasken (I_V-m):2:1 (Matsakaici). Wannan yana ƙayyade matsakaicin rabo da aka yarda tsakanin mafi haske da mafi duhu sassa a cikin na'ura guda ɗaya, yana tabbatar da daidaiton gani.

3. Bayanin Tsarin Rarrabuwa

Takardun bayanan ya bayyana a sarari cewa na'urorin"an rarraba su don ƙarfin haske."Wannan yana nufin tsarin rarrabuwa ko rarrabuwa bayan samarwa.

• Rarrabuwar Ƙarfin Hasken:Saboda bambance-bambancen halitta a cikin tsarin samar da semiconductor, ana gwada LED kuma a raba su zuwa kwandon daban-daban dangane da ƙimar fitowar haske da aka auna a daidaitaccen ƙarfi (misali, 1mA). LTS-4730AJD yana samuwa tare da mafi ƙarancin ƙarfi na 200 µcd kuma yawanci har zuwa 650 µcd. Don aikace-aikacen da ke buƙatar daidaiton haske a cikin lambobi da yawa, ƙayyade sassa daga kwandon ƙarfi ɗaya ko kusa yana da mahimmanci.
• Rarrabuwar Tsawon Raƙuman Ruwa/Launi:Duk da yake ba a bayyana dalla-dalla tare da lambobi da yawa ba, ƙayyadaddun "Hyper Red" da tsayin raƙuman ruwa da aka bayar (639nm, 650nm) suna nuna ƙaƙƙarfan sarrafa launi. Don wannan samfurin, babban rarrabuwa ya bayyana yana mai da hankali kan ƙarfin haske.

4. Nazarin Lanƙwasa Aiki

Takardun bayanan yana nuni da "Madaidaicin Lantarki / Lanƙwasa Halayen Gani." Duk da yake ba a ba da takamaiman jadawali a cikin rubutun ba, zamu iya ƙididdige abubuwan da suka dace da mahimmanci.

• Dangantakar Ƙarfin Hasken da Ƙarfin Gaba (Lanƙwasa I-V):Wannan jadawalin zai nuna yadda fitowar haske ke ƙaruwa tare da ƙarfin gaba. Yawanci ba layi ne ba, tare da inganci yana faɗuwa a ƙaramin ƙarfi saboda dumama. Matsakaicin gwajin 20mA shine yanayin aiki na gama gari.
• Ƙarfin Wutar Gaba da Ƙarfin Gaba:Wannan lanƙwasa yana nuna alaƙar da ke tsakanin wutar lantarki da ƙarfi don haɗin LED. Yana da yanayin ƙima. Ƙayyadaddun V_Fna 2.6V a 20mA wani batu ne akan wannan lanƙwasa.
• Dangantakar Ƙarfin Hasken da Yanayin Yanayi:Fitowar hasken LED tana raguwa yayin da zafin haɗin ya ƙaru. Wannan lanƙwasa yana da mahimmanci don fahimtar aiki a cikin yanayin zafi mai girma kuma yana daidaitawa da ƙayyadaddun raguwar ƙarfin yanzu.
• Rarraba Bakan:Zane na ƙarfin dangi da tsayin raƙuman ruwa, yana nuna kololuwa a 650nm da rabin faɗin 20nm, yana tabbatar da halayen launin ja mai ƙarfi.

5. Bayanin Injiniya & Kunshin

5.1 Girman Kunshin da Zane

Na'urar tana da daidaitaccen ƙafar DIP (Dual In-line Package) ta hanyar rami. Zanen girma yana ba da duk mahimman ma'auni don shimfidar PCB (Allon Da'irar da aka Buga), gami da:

• Girma gabaɗaya, faɗi, da zurfi.
• Tazarar fil (misali, daidaitaccen tazarar layi 0.1-inch / 2.54mm na yau da kullun).
• Matsayin taga lamba da girma.
• Matsayin zama da girma na jagora.
• An ƙayyade jurewa kamar ±0.25 mm sai dai idan an lura da wani abu, wanda shine daidaitaccen irin wannan ɓangaren.

5.2 Haɗin Fil da Zanen Da'irar Ciki

Nunin yana da tsarin anode gama gari. Zanen da'irar ciki yana nuna cewa sassa LED ne na mutum ɗaya. Teburin pinout yana da mahimmanci don haɗin waya daidai:

• Filayen Anode Gama Gari:Fil 1 & 3 an haɗa su tare a matsayin anode don sassa G, H, da J (sassan tsaye na dama da sashin kwance na tsakiya). Fil 14 shine anode don sassa B, C, da Decimal Point (D.P.).
• Filayen Cathode:Fil 7 (H & J), 8 (G), 9 (D.P.), 10 (C), da 11 (B) sune cathode na sassa ɗaya ko biyu. Don haskaka wani sashe, dole ne a haɗa cathode ɗin da ya dace zuwa ƙaramin wutar lantarki (ƙasa) yayin da ake samar da anode gama gari mai dacewa tare da wutar lantarki mai kyau ta hanyar resistor mai iyakancewa.
• Filayen Babu Haɗin:Fil 2, 4, 5, 6, 12, da 13 an yiwa alama da "BABU FIL" ko "BABU HAɗI," ma'ana suna nan a zahiri don kwanciyar hankali na injiniya amma ba su da aikin lantarki.

6. Jagororin Solder da Haɗawa

Babban jagora da aka bayar shine ƙayyadaddun zafin solder: matsakaicin 260°C na matsakaicin dakika 3, an auna 1.6mm ƙasa da matakin zama. Wannan yana da mahimmanci don hana lalacewar zafi ga guntuwar LED, ruwan tabarau na epoxy, da haɗin waya na ciki.

• Tsari:Wannan ma'auni ya dace da duka hanyoyin solder na igiyar ruwa da sake kunnawa, ko da yake dole ne a kula don tabbatar da cewa duk bayanin haɗawa ya kasance cikin iyaka.
• Solder na Hannu:Idan solder na hannu ya zama dole, yakamata a yi amfani da ƙarfe mai sarrafa zafin jiki, kuma a rage lokacin tuntuɓar da filayen.
• Ma'ajiyar Ajiya:Duk da yake ba a ƙayyade ba, yakamata a kiyaye ƙa'idodin ESD (Fitowar Wutar Lantarki na Tsaka-tsaki). Ana ba da shawarar adana abubuwan haɗin gwiwa a cikin jakunkunan anti-static a cikin yanayi mai sanyi, bushewa.

7. Shawarwarin Aikace-aikace

7.1 Da'irori na Aikace-aikacen Yau da Kullun

Tuƙi nunin sassa bakwai na anode gama gari kamar LTS-4730AJD yawanci ya haɗa da amfani da microcontroller ko takamaiman direban nuni IC (misali, 74HC595 mai canza rajista tare da resistors masu iyakancewa, ko MAX7219). Da'irar dole ne:

1. Samar da wutar lantarki mai kyau ga filayen anode gama gari (1/3 da 14).
2. Zubar da ƙarfi ta hanyar filayen cathode ɗaya zuwa ƙasa ta hanyar resistors masu iyakancewa. Ana ƙididdige ƙimar resistor ta amfani da Dokar Ohm: R = (V_wadata- V_F) / I_F. Don samar da 5V da manufa I_Fna 10mA tare da V_F=2.6V: R = (5 - 2.6) / 0.01 = 240 Ω.

7.2 Abubuwan Ƙira

• Iyakancewa na Yanzu:Koyaushe yi amfani da resistors na waje masu iyakancewa don kowane sashe ko layin cathode gama gari. Dogaro da iyakar ƙarfin fil na microcontroller ba amintacce ko amintacce ba ne.
• Haɗawa:Don nunin lambobi da yawa, ana amfani da dabarar haɗawa inda ake haskaka lambobi ɗaya a lokaci guda da sauri. Matsakaicin ƙimar ƙarfin (90mA a 1/10 aikin aiki) yana ba da damar ɗan gajeren lokaci mafi girma don rama raguwar aikin aiki, yana kiyaye hasken da ake gani.
• Kusurwar Kallo:Faɗin kusurwar kallo yana da amfani amma yi la'akari da rufaffiyar ƙarshe. Fuskar launin toka tana ba da kyakkyawan bambanci a yanayin kashewa.
• Gudanar da Zafin Jiki:Ku bi lanƙwasa raguwar ƙarfin yanzu don yanayin zafi mai girma. Tabbatar da isasshen iska idan an yi amfani da nuni da yawa.

8. Kwatancin Fasaha da Bambance-bambance

Babban bambance-bambancen LTS-4730AJD shine amfani dafasahar AlInGaPdaja mai ƙarfi color.

• vs. Daidaitattun LED na Ja na GaAsP/GaP:LED na AlInGaP gabaɗaya suna ba da inganci mafi girma, haske mafi kyau, da mafi kwanciyar hankali tsawon raƙuman ruwa akan zafin jiki da ƙarfin tuƙi. Ja mai ƙarfi (650nm) ya fi zurfi kuma ya fi cika fiye da ja na yau da kullun (~630nm), wanda zai iya zama fa'ida ga wasu masu nuni ko a cikin yanayin haske mai yawa.
• vs. Nuni Mafi Girma/Ƙanana:Lamba 0.4-inch girma ne na gama gari, yana ba da sulhu mai kyau. Ƙananan lambobi suna adana sarari amma suna da wahalar karantawa daga nesa; lambobi mafi girma suna da ganuwa amma suna cinye yanki mafi girma na allon da wutar lantarki.
• vs. Nuni Masu Ƙarancin Inganci:"Ƙarancin buƙatun wutar lantarki" da haske mai girma suna nuna ingantaccen haske mai haske, yana sa ya dace da na'urorin da ke amfani da baturi ko aikace-aikacen da samar da zafi ke damuwa.

9. Tambayoyin da ake yawan yi (Dangane da Ma'auni na Fasaha)

Q: Menene bambanci tsakanin tsayin raƙuman ruwa (650nm) da tsayin raƙuman ruwa (639nm)?
A: Tsayin raƙuman ruwa shine kololuwar zahiri na fitowar bakan. Tsayin raƙuman ruwa shine tsayin raƙuman ruwa guda ɗaya wanda idon ɗan adam ke ganin launi, wanda aka ƙididdige shi daga cikakken bakan. Ana amfani da duka biyun don ƙayyade launi, tare da tsayin raƙuman ruwa galibi yana da mahimmanci ga aikace-aikacen gani.

Q: Zan iya tuƙa wannan nuni kai tsaye daga fil na microcontroller 5V?
A: A'a. Dole ne ka yi amfani da resistor mai iyakancewa a jere tare da kowane cathode na sashe. Fil na microcontroller da aka saita azaman fitarwa ƙananan na iya zubar da ƙarfin, amma resistor ya zama dole don saita ƙarfin daidai kuma ya kare duka LED da microcontroller.

Q: Matsakaicin ƙarfin ci gaba shine 25mA, amma yanayin gwaji don V_Fshine 20mA. Wanne yakamata in yi amfani da shi don ƙira?
A: 20mA daidaitaccen yanayin gwaji ne kuma wurin aiki na gama gari, amintacce wanda ke ba da haske mai kyau yayin da yake cikin 25mA cikakken iyaka, yana ba da damar aminci. Kuna iya ƙira don 10-20mA dangane da buƙatun haske da wutar lantarki.

Q: Menene ma'anar "an rarraba don ƙarfin haske" ga odar na?
A> Yana nufin an raba LED ta hanyar haske bayan samarwa. Lokacin yin oda, kuna iya iyakance mafi ƙarancin kwandon ƙarfin haske (misali, "400 µcd min") don tabbatar da cewa duk nuni a cikin aikin ku suna da haske iri ɗaya. Tuntubi mai rarrabawa ko masana'anta don lambobin kwandon da ake samu.

10: Misalin Amfani na Aiki

Yanayi: Ƙirar karatun voltmeter na dijital mai sauƙi.
Microcontroller tare da mai canza analog-zuwa-dijital (ADC) yana auna wutar lantarki. Firmware yana canza wannan ƙimar zuwa lambar goma. Don nuna shi akan LTS-4730AJD, microcontroller zai:

1. Yi amfani da teburin neman don tantance waɗanne sassa (a-g, dp) ke buƙatar haskakawa don kowane lamba 0-9.
2. Yi amfani da tsarin haɗawa idan an yi amfani da lambobi da yawa. Don lamba guda ɗaya, zai saita filayen cathode daidai ƙananan yayin da yake kiyaye filayen anode gama gari sama ta hanyar sauyawar transistor, tare da resistors masu dacewa masu iyakancewa akan kowane layin cathode.
3. Launin ja mai ƙarfi yana ba da ganuwa a sarari. Ƙarancin amfani da wutar lantarki yana da amfani idan ma'aunin yana iya ɗaukuwa. Faɗin kusurwar kallo yana ba da damar karanta karatu daga gefe.

11. Gabatarwar Ƙa'idar Fasaha

LTS-4730AJD ya dogara ne akankayan semiconductor na AlInGaP (Aluminum Indium Gallium Phosphide)wanda aka girma akan substrate na GaAs (Gallium Arsenide) mara ganuwa. Lokacin da aka yi amfani da ƙarfin wutar lantarki gaba a kan haɗin p-n na wannan kayan, electrons da ramuka suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin gawa na AlInGaP yana ƙayyade ƙarfin bandgap, wanda kai tsaye yayi daidai da tsayin raƙuman ruwa (launi) na hasken da aka fitar. Don wannan na'urar, an daidaita abun da ke ciki don samar da haske a cikin yankin "hyper red" na bakan (~650nm). Substrate mara ganuwa yana taimakawa haɓaka bambanci ta hanyar sha hasken da ba a so. Kowane sashe na lamba ɗaya ne na guntu LED daban ko wani yanki na guntu, wanda aka haɗa shi a ciki zuwa filayen da suka dace.

12. Trends na Fasaha

Duk da yake nunin sassa bakwai sun kasance na asali, trends a cikin fasahar nuni sun haɗa da:

• Haɗin kai:Motsi zuwa nuni tare da haɗaɗɗun direban ICs (I2C, SPI interface) don sauƙaƙa ƙirar microcontroller da rage adadin abubuwan haɗin gwiwa.
• Kayan aiki:Ci gaba da ci gaba a cikin kayan LED kamar InGaN (don shuɗi/kore/fari) da ingantattun AlInGaP don inganci mafi girma da gamuts launi mafi faɗi.
• Siffofin Siffa:Ƙara karɓar kunshin na'urar ɗora saman (SMD) don haɗawa ta atomatik, ko da yake nunin ta hanyar rami kamar wannan yana ci gaba da zama sananne don ƙirar ƙira, gyara, da wasu aikace-aikacen masana'antu.
• Madadin:Don ƙarin bayanai masu rikitarwa, OLED ko TFT LCD modules suna zama masu gasa da farashi, amma don sauƙi, haske, ƙarancin wutar lantarki, da karatun lambobi masu aminci sosai, nunin sassa bakwai na LED kamar LTS-4730AJD suna ci gaba da zama ingantacciyar mafita mai ƙarfi.