Bayanin Fasaha na LED Display LTS-367KR-02 - Tsayin Lamba 0.36-inch - Launi Super Red - Ƙarfin Wutar Gaba 2.6V - Takardun Fasaha na Hausa

1. Bayyane Game da Samfur

LTS-367KR-02 na'ura ce mai nuna lamba guda, ta LED mai sassa bakwai, wadda aka tsara don aikace-aikacen da ke buƙatar karanta lambobi masu haske da bayyananne. Aikin ta na asali shine nuna lambobi 0-9 da wasu haruffa ta hanyar kunna sassanta bakwai daban-daban (mai lakabin A zuwa G) da ma'aunin goma na zaɓi. An gina na'urar ta amfani da sabbin guntu na LED na AS-AlInGaP (Aluminum Indium Gallium Phosphide) da aka girma akan tushen Gallium Arsenide (GaAs). An zaɓi wannan fasahar kayan musamman saboda ikonta na samar da haske mai ƙarfi, ja mai ƙarfi tare da ingantacciyar inganci. Na'urar tana da fuskar launin toka, wanda ke haɓaka bambanci, da alamun sassa fari don mafi kyawun ma'anar haruffa lokacin da ba a kunna su ba. An rarrabe ta don ƙarfin haske, ma'ana ana gwada kuma a raba raka'o'in don tabbatar da daidaiton matakan haske, wanda ke da mahimmanci ga na'urorin nuni masu lambobi da yawa inda daidaito ya zama mabuɗi.

1.1 Fa'idodi na Asali & Kasuwar da Ake Nufi

LTS-367KR-02 tana ba da fa'idodi masu mahimmanci da yawa waɗanda suka sa ta dace da aikace-aikace daban-daban na masana'antu da na mabukaci. Ƙarfinta mai girma da babban bambanci suna tabbatar da ingantacciyar karatu ko da a cikin wurare masu haske ko daga nesa. Faɗin kusurwar kallo yana ba da damar ganin harafin da aka nuna a sarari daga matsayi daban-daban, ba kawai daga gaba ba. Na'urar tana alfahari da amincin ƙwaƙƙwaran jiki, ma'ana ba ta da sassa masu motsi, tana da juriya ga girgiza da rawar jiki, kuma tana ba da tsawon rayuwar aiki idan aka kwatanta da sauran fasahohin nuni kamar na'urorin haske ko na'urorin haske na filasha (VFDs). Tana da ƙarancin buƙatun wutar lantarki, wanda ya sa ta zama mai inganci kuma ta dace da na'urori masu amfani da baturi. Sassa masu ci gaba da daidaito suna ba da bayyanannen harafi mai tsabta da ƙwararru. Kasuwarmu ta farko ta haɗa da allunan kayan aiki (misali, ma'aunin lantarki, ma'aunin mitar), tsarin sarrafa masana'antu, tashoshin siyarwa, allunan motoci (don na'urorin nuni na taimako), kayan aikin likita, da kayan aikin gida inda ake buƙatar nuna lambobi a sarari.

2. Fassarar Maƙasudin Ma'auni na Fasaha

2.1 Halayen Hoto da na Gani

Ana ayyana aikin gani a yanayin zafin muhalli (Ta) na 25°C.Matsakaicin Ƙarfin Hasken (Iv)shine ma'auni na farko na haske. Bayanin fasaha ya ƙayyade mafi ƙarancin 200 µcd, ƙimar al'ada na 2100 µcd, da matsakaicin 750 µcd lokacin da aka gwada a ƙarfin gaba (IF) na 1mA. A mafi girman ƙarfin tuƙi na 10mA, ƙarfin al'ada yana tashi sosai zuwa 9750 µcd. Wannan alaƙar da ba ta layi tsakanin halin yanzu da haske na al'ada ce ga LEDs kuma an yi cikakken bayani a cikin lanƙwasa halaye.Matsakaicin Tsawon Tsawon Watsawa (λp)shine nanomita 639 (nm), wanda ya faɗi cikin ɓangaren ja na bakan gani.Matsakaicin Tsawon Tsawon (λd)shine 631 nm. Yayin da tsayin tsayin tsayi shine mafi girman ƙarfin bakan, tsayin tsayin tsayi shine tsayin tsayin tsayi guda ɗaya na launi da idon ɗan adam ke gani, wanda ya fi dacewa da aikace-aikacen nuni.Rabin Faɗin Layin Bakan (Δλ)shine 20 nm, yana nuna tsaftar bakan ko yaduwar hasken da aka fitar a kusa da tsayin tsayin tsayi; ƙaramin ƙima yana nuna haske mai launi ɗaya.Matsakaicin Daidaiton Ƙarfin Haskendon sassa a cikin yanki haske ɗaya an ƙayyade shi azaman 2:1 matsakaicin lokacin da aka tuƙa a 1mA, ma'ana mafi haske bai kamata ya fi sau biyu fiye da mafi duhu ba, yana tabbatar da daidaiton gani.

2.2 Ma'auni na Lantarki

Mahimmin ma'auni na lantarki shineƘarfin Wutar Gaba kowane Sashe (VF). Yana da ƙimar al'ada na Volt 2.6 da matsakaicin 2.6V lokacin da aka tuƙi sashe da ƙarfin 10mA. An lura da mafi ƙarancin a matsayin 2.1V. Wannan ƙarfin wutar gaba yana da mahimmanci don ƙirar da'irar iyakance halin yanzu.Halin Baya kowane Sashe (IR)shine matsakaicin 100 µA lokacin da aka yi amfani da bambance-bambancen baya na 5V, yana nuna halayen ɓarna na na'urar a cikin yanayin kashewa.Ci gaba da Halin Gaba kowane Sashean ƙididdige shi a 25 mA a ƙarƙashin daidaitattun sharuɗɗa. An ba da ƙimar rage ƙimar 0.33 mA/°C, ma'ana matsakaicin halin yanzu da aka yarda da ci gaba yana raguwa da 0.33 mA ga kowane digiri Celsius da zafin muhalli ya tashi sama da 25°C don hana yin zafi da yawa da tabbatar da aminci.

2.3 Matsakaicin Matsakaicin Matsakaici & Halayen Zafi

Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda sama da su lalacewa na dindindin na iya faruwa.Rashin Wutar Lantarki kowane Sashebai kamata ya wuce 70 mW ba.Matsakaicin Halin Gaba kowane Sashezai iya kaiwa 90 mA, amma kawai a ƙarƙashin yanayin bugun jini (mitar 1 kHz, kashi 10% na aiki), yana ba da damar ɗan gajeren lokaci na mafi haske ba tare da yin zafi ba.Ƙarfin Wutar Baya kowane Sashebai kamata ya wuce 5V ba. An ƙididdige na'urar donKewayon Zafin Aikina -35°C zuwa +85°C da kuma irin wannanKewayon Zafin Ajiya.Zafin Solderƙayyadaddun yana da mahimmanci ga haɗawa: igiyoyin za su iya jure 260°C na dakika 3, an auna inci 1/16 (kusan mm 1.59) a ƙasa da matakin wurin zama na jikin fakiti. Wuce waɗannan iyakokin zafi yayin solder na iya lalata igiyoyin ciki ko guntu na LED kanta.

3. Bayanin Tsarin Binning

Bayanin fasaha ya bayyana a sarari cewa na'uraran rarrabe ta don ƙarfin haske. Wannan tsari ne na binning inda ake gwada LEDs da aka kera kuma a raba su cikin ƙungiyoyi (kwantena) dangane da ƙimar hasken da aka auna a takamaiman gwajin halin yanzu. Wannan yana tabbatar da cewa masu ƙira waɗanda ke samo na'urorin nuni da yawa don samfur ɗaya suna karɓar raka'o'in tare da daidaitaccen haske, suna hana rashin daidaituwa ko bayyanannun karatun lambobi da yawa. Yayin da ba a cikakken bayyana takamaiman lambobin kwantena a cikin wannan bayanin fasaha na jama'a ba, yawanci ana ba da su a cikin takaddun daban ko ana samun su idan an buƙata don umarni masu yawa. Matsakaicin tsayin tsayin 631 nm kuma mahimmin ma'auni ne na launi wanda za a sarrafa shi a cikin wani ƙayyadaddun haƙuri yayin samarwa, kodayake ba a ambaci tsarin binning tsayin tsayi na yau da kullun a nan.

4. Bincike na Lanƙwasa Aiki

Bayanin fasaha yana nuni zuwaLanƙwasa Halayen Lantarki/Hoto na Al'ada. Yayin da ba a ba da takamaiman jadawali a cikin rubutun ba, daidaitattun lanƙwasa don irin wannan na'urar yawanci za su haɗa da:1. Ƙarfin Hasken Dangantaka vs. Halin Gaba (Lanƙwasa I-V): Wannan jadawalin zai nuna yadda fitar da haske ke ƙaruwa tare da ƙarfin tuƙi, da farko a layi daya a ƙananan halin yanzu sannan yana ƙoƙarin cika a mafi girman halin yanzu saboda tasirin zafi da raguwar inganci.2. Ƙarfin Wutar Gaba vs. Halin Gaba: Wannan yana nuna alaƙar ma'auni, mai mahimmanci don ƙirar direbobi masu ci gaba.3. Ƙarfin Hasken Dangantaka vs. Zafin Muhalli: Wannan lanƙwasa yana nuna rage ƙimar zafi na fitar da haske; yayin da zafin jiki ya ƙaru, ƙarfin haske gabaɗaya yana raguwa ga LEDs na AlInGaP.4. Rarraba Bakan: Wani makircin da ke nuna ƙarfin da aka fitar a cikin tsayin tsayi, tare da tsakiyar tsayin 639 nm tare da rabin faɗin 20 nm. Waɗannan lanƙwasa suna da mahimmanci don fahimtar halayen na'urar a ƙarƙashin sharuɗɗan da ba daidai ba (halin yanzu daban-daban, yanayin zafi) da don inganta ƙira don aiki da tsawon rai.

5. Bayanin Injiniya & Fakiti

Ana ba da na'urar a cikin fakiti na al'ada ta hanyar rami tare da fil 10 akan fil 0.1-inch (2.54 mm). An ba da gabaɗayan girmansu a cikin zane (ba a cikakken bayyana a cikin rubutu ba, amma bayanin kula yana nuna duk girmansu suna cikin millimeters tare da haƙuri na gabaɗaya na ±0.25 mm). Wani takamaiman bayanin kula ya ambaci cewahaƙurin motsin ƙarshen filshine ± 0.4 mm, wanda ke da mahimmanci ga sanya rami na PCB da hanyoyin solder.Zanen Da'irar Cikiya nuna cewa wannanAnode Gama Garitsari ne. Duk anodes na sassan LED (da ma'aunin goma) an haɗa su a ciki kuma an fitar da su zuwa fil biyu: Fil 1 da Fil 6, waɗanda kuma a ciki an haɗa su da juna. Wannan yana nufin don haskaka wani sashe, dole ne a tuƙi fil ɗin anode ɗin da ya dace sama (tare da resistor mai iyakance halin yanzu) yayin da fil ɗin anode gama gari ke haɗe da ƙasa. Ma'aunin goma yana gefen dama na lambar.

6. Jagororin Solder & Haɗawa

Jagorar farko ita ceyanayin zafin solder: 260°C matsakaicin na dakika 3, an auna a wani wuri inci 1/16 (1.59 mm) daga kasan jikin fakiti. Yawanci ana samun wannan ta amfani da sarrafa solder ko zaɓin tsarin solder. Don solder na hannu, dole ne a yi taka tsantsan don yin amfani da zafi a taƙaice kuma a guje wa taɓa jikin fakiti kai tsaye tare da ƙarshen ƙarfe. Ana ba da shawarar yin amfani da mai sanyaya zafi akan jagora tsakanin haɗin gwiwa da fakiti. An ƙayyade na'urar a matsayinfakitin maras gubar (dangane da RoHS), ma'ana yana dacewa da gawaɗin solder maras gubar waɗanda gabaɗaya suna da mafi girman matakan narkewa fiye da tsohon solder na tin-lead, yana sa riƙon iyakar zafi ya fi mahimmanci. Bayan solder, ana iya buƙatar tsaftacewa don cire ragowar flux, amma ya kamata a yi taka tsantsan tare da zaɓin kaushi don guje wa lalata ruwan tabarau na filastik ko alamomi.

7. Bayanin Fakiti & Oda

Lambar sashi ita ceLTS-367KR-02. Al'adar suna mai yiwuwa ta rabu kamar haka: LTS (iyali/samfurin nuni), 367 (mai yiwuwa yana nuna girman 0.36-inch da sassa bakwai), KR (mai yiwuwa yana nuna launi: Super Red, da watakila salon fakiti), da -02 (lambar bita ko bambance-bambance). Yawanci ana ba da na'urar a cikin bututu masu hana wutar lantarki ko tire don kare fil daga lalacewa da hana fitar da wutar lantarki (ESD). Fakiti na reel don haɗawa ta atomatik kuma na kowa ne don umarni masu yawa, amma takamaiman faɗin tef, girman aljihu, da diamita na reel za a ƙayyade su a cikin takaddun ƙayyadaddun fakiti daban. Alamar da ke kan fakiti yakamata ta bayyana lambar sashi, adadi, lambar kwanan wata, da yuwuwar lambar kwantena ƙarfin haske a sarari.

8. Shawarwarin Aikace-aikace

8.1 Yanayin Aikace-aikace na Al'ada

Wannan nuni yana da kyau ga kowane aikace-aikacen da ke buƙatar lamba guda, mai iya karantawa sosai. Misalai sun haɗa da:Kayan Aiki na Gwaji da Aunawa: A matsayin mai nuna kewayon ko mai nuna yanayi akan ma'aunin lantarki na hannu.Sarrafa Masana'antu: Nuna saitin saiti, ƙidaya, ko lambobin kuskure akan allunan sarrafawa.Kayan Lantarki na Mabukaci: Nuna lambobin tashoshi akan tsofaffin kayan aikin sauti/ bidiyo, karatun lokaci akan kayan aikin gida.Bayan Kasuwar Motoci: Ma'auni na taimako don ƙarfin lantarki, zafin jiki, ko matsa lamba.Na'urorin Likita: Bayyana ma'auni masu sauƙi akan masu sa ido ko kayan aikin bincike inda aminci ya fi mahimmanci.

8.2 Abubuwan Tunani na Ƙira

Iyakance Halin Yanzu: Dole ne a tuƙi kowane anode na sashe ta hanyar resistor mai iyakance halin yanzu. Ana ƙididdige ƙimar resistor ta amfani da R = (Vcc - VF) / IF, inda VF shine ƙarfin wutar gaba (al'ada. 2.6V) kuma IF shine halin gaba da ake so (misali, 10mA don haske mai girma). Yin amfani da direba IC mai ci gaba na iya ba da mafi kyawun daidaito da sarrafa haske, musamman a cikin zafin jiki.Haɗawa: Don na'urorin nuni masu lambobi da yawa, ana amfani da tsarin haɗawa inda ake haskaka lambobi ɗaya a lokaci guda da sauri. Ƙirar anode gama gari na LTS-367KR-02 ta dace da wannan, yayin da za a iya canza anode zuwa ƙasa don lambar aiki yayin da ake tuƙa anodes don sassan da ake so. Matsakaicin ƙimar halin yanzu yana ba da damar mafi girman halin yanzu na bugun jini yayin haɗawa don rama raguwar aikin aiki.Kusurwar Dubawa: Ya kamata a yi la'akari da faɗin kusurwar kallo lokacin sanya na'urar a cikin ƙarshen akwatin samfur don tabbatar da cewa masu sauraro za su iya ganinta a sarari.

9. Kwatancin Fasaha

Idan aka kwatanta da tsofaffinLED ja GaAsP (Gallium Arsenide Phosphide)na'urorin nuni, fasahar AlInGaP a cikin LTS-367KR-02 tana ba da haske mai girma da inganci sosai, yana ba da damar ƙananan halin yanzu don cimma ganuwa iri ɗaya ko mafi girma ganuwa a halin yanzu iri ɗaya. Hakanan yana ba da launi mai cika, launin "ja mai ƙarfi". Idan aka kwatanta daNa'urorin Nuni na Filasha (VFDs), wannan na'urar nuni ta LED tana da ƙarfi, tana da tsawon rayuwa mai tsawo, tana aiki a ƙananan ƙarfin lantarki, kuma baya buƙatar takamaiman wutar lantarki mai ƙarfi. Koyaya, VFDs na iya ba da faɗin kusurwar kallo da kyan gani daban. Idan aka kwatanta da na zamanina'urorin nuni na OLED, wannan LED mai sassa bakwai yana da sauƙi sosai, mafi aminci a cikin matsanancin yanayin zafi, kuma yana da inganci sosai ga aikace-aikacen da kawai ke buƙatar nuna lambobi. Sauƙinsa kuma yana fassara zuwa ƙananan sarrafa microcontroller don tuƙi.

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

Q: Shin zan iya tuƙa wannan nuni tare da fil ɗin microcontroller 5V kai tsaye?A: A'a. Matsakaicin ƙarfin wutar gaba shine 2.6V, kuma fil ɗin microcontroller da ke fitar da 5V zai buƙaci resistor na jerin don iyakance halin yanzu zuwa ƙimar aminci (misali, 10-20mA). Ƙimar resistor zai kasance kusan (5V - 2.6V) / 0.01A = 240 Ohms.

Q: Me ya sa akwai fil biyu na anode gama gari (1 da 6)?A: An haɗa su a ciki. Wannan yana ba da sassauƙar ƙira (misali, haɗawa zuwa ƙasa a wurare biyu don mafi kyawun rarraba halin yanzu) da sakewa idan haɗin fil ɗaya ya gaza yayin solder.

Q: Menene ma'anar "an rarrabe don ƙarfin haske" ga ƙirara?A: Yana nufin zaku iya yin odar sassa daga kwantena ƙarfin haske ɗaya don tabbatar da cewa duk lambobi a cikin na'urar nuni mai lambobi da yawa suna da daidaitaccen haske. Idan daidaito yana da mahimmanci, yakamata ku ƙayyade lambar kwantena lokacin yin oda.

Q: Shin zan iya amfani da wannan nuni a waje?A: Kewayon yanayin aiki ya haɗa da -35°C zuwa +85°C, wanda ya ƙunshi yanayi da yawa na waje. Koyaya, fakiti na filastik na iya lalacewa tare da dogon lokaci na bayyanar da hasken rana kai tsaye, kuma na'urar nuni ba ta da ruwa a ciki. Kafaffen murfi ko rufi mai dacewa zai zama dole don amfani mai tsauri a waje.

11. Ƙira na Aiki & Lamarin Amfani

Harka: Ƙirar Ƙididdigar Lamba Mai Sauƙi. Mai ƙira yana buƙatar ƙididdiga mai lamba 3 don layin samar da masana'antu. Sun zaɓi na'urorin nuni uku na LTS-367KR-02. Sun ƙera PCB tare da na'urorin nuni a jere. Ana amfani da microcontroller (misali, ATmega328) don ƙidaya bugun jini daga na'urar firikwensin. Microcontroller yana tuƙa na'urorin nuni a cikin tsarin haɗawa. Yana amfani da fil 7 na I/O da aka haɗa zuwa anodes na sassa (A-G) na dukkan na'urorin nuni uku ta hanyar resistors masu iyakance halin yanzu (misali, 220Ω don ~10mA daga wadata 5V). Ana amfani da ƙarin fil 3 na I/O don sarrafa transistors na NPN (ko takamaiman direba IC kamar ULN2003) waɗanda ke canza layin anode gama gari na kowane lamba zuwa ƙasa a jere. Firmware yana haskaka kowane lamba na ƴan milliseconds, yana zagayawa da sauri don ƙirƙirar tunanin cewa duka ukun suna kan lokaci guda. Babban haske yana tabbatar da cewa ƙidaya yana bayyana a cikin ɗakin masana'antu. Ƙarfin haske da aka rarrabe na na'urorin nuni, wanda aka buƙata a cikin kwantena ɗaya, yana tabbatar da cewa duk lambobi uku suna bayyana daidai da haske ga ma'aikacin.

12. Gabatarwar Ka'ida

Ka'idar aiki ta dogara ne akanelectroluminescencea cikin haɗin gwiwar p-n semiconductor. Kayan semiconductor na AlInGaP suna da takamaiman ƙarfin bandgap. Lokacin da aka yi amfani da ƙarfin wutar gaba wanda ya wuce kofa (kusan 2.1-2.6V), electrons daga yankin n-type da ramuka daga yankin p-type ana shigar da su cikin yankin aiki inda suke sake haɗuwa. Wannan sake haɗuwa yana sakin makamashi a cikin nau'in photons (haske). Tsawon tsayi (launi) na hasken da aka fitar an ƙaddara shi kai tsaye ta ƙarfin bandgap na kayan AlInGaP, wanda aka ƙera don samar da hasken ja a kusa da 631-639 nm. Kowane ɗayan sassa bakwai (da ma'aunin goma) LED ne daban tare da haɗin anode nasa, amma suna raba haɗin anode gama gari, suna samar da da'irar lantarki da aka nuna a cikin bayanin fasaha.

13. Trends na Ci gaba

Yayin da keɓaɓɓen na'urorin nuni na LED mai sassa bakwai kamar LTS-367KR-02 suka kasance masu mahimmanci don sauƙaƙan karatun lambobi, amintattu, da inganci, babban yanayin a cikin fasahar nuni yana zuwa ga haɗawa da sassauƙa. Wannan ya haɗa da:Na'urorin Nuni Masu Direba Haɗe: Modules waɗanda suka haɗa da lambobin LED, resistors masu iyakance halin yanzu, har ma da sauƙi microcontroller ko direba IC (kamar waɗanda ke da hanyoyin sadarwa na I2C ko SPI) don rage adadin abubuwan da ake buƙata da buƙatun I/O na microcontroller ga mai ƙira na tsarin.Mafi Girman Yawa & Aiki Da Yawa: Gungun lambobi tare da ƙarin gumaka ko alamomi a cikin fakiti guda.Haɓaka Fasahar LED: Ci gaba da inganta a cikin kayan AlInGaP da InGaN (don wasu launuka) suna ci gaba da tura inganci (lumens kowace watt) da haske mafi girma, yana ba da damar ƙarancin amfani da wutar lantarki ko ƙara ganuwa. Koyaya, na'urar nuni mai sassa bakwai ta rami, anode gama gari ta ci gaba da zama ƙwaƙƙwaran, mai fahimta, kuma ingantaccen mafita ga aikace-aikace marasa ƙima inda sauƙinta ya zama fa'ida fiye da mafi rikitarwa na zane ko na'urorin nuni na matrix.