LTS-3361JS 0.3-Inch LED Display na Lambobi Bakwai Mai Haske Raɗa - Tsayin Lamba 7.62mm - Ƙarfin Wutar Gaba 2.6V - Wutar Lantarki 40mW - Takardun Fasaha na Hausa

1. Bayanin Samfur

LTS-3361JS na'urar nuni ce ta LED mai lamba ɗaya, lamba bakwai, wacce aka tsara don aikace-aikacen da ke buƙatar nuni mai haske da bayyananne na lambobi ko wasu haruffa. Babban aikinta shine samar da sakonnin gani mai sauƙin karantawa cikin ƙaramin siffa.

1.1 Fa'idodi na Asali da Kasuwar Da Ake Nufi

An ƙera wannan na'urar don amincin aiki da inganci a cikin na'urorin lantarki na gida, kayan aikin masana'antu, da na'urori masu nuna lambobi. Fa'idodinta na asali, kamar yadda aka samo daga takardun bayanai, sun haɗa datsayin lamba 0.3-inch (7.62mm)wanda ke ba da daidaito mai kyau tsakanin girma da sauƙin karantawa. Tana dasassan da suka dace da junadon bayyanannen siffar lamba, ba tare da ganin tsaga a cikin sassan da ke haskakawa ba. Na'urar nuni tana dahaske mai ƙarfi da bambanci mai kyau, wanda fasahar AlInGaP ta samar akan tushen da ba ya watsa haske, yana tabbatar da fitar da haske mai kyau ko da a cikin yanayi mai haske. Wanikusurwar kallo mai faɗiyana ƙara ganuwa daga kusurwoyi daban-daban. Bugu da ƙari, an rarrabe shi don ƙarfin haske, yana ba da damar rarrabawa da daidaito a cikin samarwa. Manyan kasuwannin da ake nufi sun haɗa da mitoci na panel, kayan aikin gida, kayan aikin gwaji, da kowane na'urar da ke buƙatar nuni mai sauƙi na lambobi.

2. Zurfin Bincike na Ƙayyadaddun Fasaha

Wannan sashe yana ba da cikakken bincike na ainihin ƙayyadaddun bayanan fasaha da aka ƙayyade a cikin takardun bayanai.

2.1 Halayen Haske da Na Gani

Aikin gani shine tsakiyar aikin wannan na'urar nuni. Na'urar tana amfani daguntun LED na raɗa na AlInGaP (Aluminum Indium Gallium Phosphide). Wannan tsarin kayan sananne ne don ingancinsa da kwanciyar hankali a cikin bakan launin raɗa da ja. An ƙera guntu a kantushen GaAs marar watsa haske, wanda ke taimakawa wajen inganta bambanci ta hanyar hana haske ya fita ta bayan guntun, don haka yana jagorantar ƙarin haske gaba. Kunshin yana dafuskar launin toka tare da sassan fari, wanda ke ƙara inganta bambanci lokacin da sassan ba su haskaka ba. Manyan ma'auni da aka auna a Ta=25°C sun haɗa da:

• Matsakaicin Ƙarfin Haske (I_V): Yana tsakanin 200 μcd (mafi ƙanƙanta) zuwa 600 μcd (mafi girma) a ƙarfin gaba (I_F) na 1mA. Ƙimar yau da kullun tana cikin wannan kewayon. Ana auna wannan ƙarfin ta amfani da tacewa wanda ke kusantar da lanƙwasa amsawar ido na CIE photopic.
• Matsakaicin Tsawon Tsawon Watsawa (λ_p): Yawanci 588 nm, yana sanya shi a cikin yankin raɗa na bakan gani.
• Matsakaicin Tsawon Tsawon (λ_d): Yawanci 587 nm, yana kusa da matsakaicin tsawon raƙuman, yana nuna launin raɗa mai tsafta.
• Rabin Faɗin Layin Bakan (Δλ): Kusan 15 nm, wanda ke ayyana tsaftar bakan ko faɗin launi na hasken da aka fitar.
• Matsakaicin Daidaitawar Ƙarfin Haske: An ƙayyade shi azaman 2:1 mafi girma. Wannan yana nufin ƙarfin haske mafi haske bai kamata ya fi na mafi duhu sau biyu a cikin lamba ɗaya a ƙarfin tuƙi ɗaya ba, yana tabbatar da daidaito.

2.2 Ƙayyadaddun Bayanai na Lantarki

Ƙayyadaddun bayanan lantarki suna ayyana iyakokin aiki da yanayin amfani mai aminci.

• Matsakaicin Ƙimar Ƙimar:
  • Rashin Wutar Lantarki Kowane Sashe: 40 mW.
  • Matsakaicin Ƙarfin Gaba Kowane Sashe: 60 mA (a cikin zagayowar aiki 1/10, faɗin bugun jini 0.1ms).
  • Ci gaba da Ƙarfin Gaba Kowane Sashe: 25 mA a 25°C, yana raguwa a layi daya a 0.33 mA/°C sama da 25°C.
  • Ƙarfin Wutar Juya Kowane Sashe: 5 V.
  • Kewayon Yanayin Aiki da Ajiya: -35°C zuwa +85°C.
  • Zazzabi na Solder: Matsakaicin 260°C har zuwa dakika 3 a 1.6mm ƙasa da matakin zama.
• Halayen Lantarki/Gani a Ta=25°C:
  • Ƙarfin Wutar Gaba Kowane Sashe (V_F): Yawanci 2.6V, tare da matsakaicin 2.6V a I_F=20mA. Mafi ƙanƙanta shine 2.05V.
  • Ƙarfin Juya Kowane Sashe (I_R): Matsakaicin 100 μA a V_R=5V.

2.3 Halayen Zafi

Ana magance sarrafa zafi a kaikaice ta hanyar ƙayyadaddun raguwa don ci gaba da ƙarfin gaba. Dole ne a rage ƙarfin da 0.33 mA ga kowane digiri Celsius sama da yanayin yanayi na 25°C. Wannan yana da mahimmanci don kiyaye amincin dogon lokaci da hana lalacewar lumen cikin sauri ko gazawar mummunan. Faɗin kewayon yanayin aiki daga -35°C zuwa +85°C yana nuna ƙarfi ga yanayi daban-daban.

3. Bayanin Tsarin Rarrabawa

Takardun bayanai ta bayyana cewa na'urar"an rarrabe ta don ƙarfin haske."Wannan yana nufin tsarin rarrabawa ko rarrabuwa bayan samarwa. Saboda bambance-bambancen da ke cikin girma na semiconductor da ƙirar guntu, LED daga rukunin samarwa ɗaya na iya samun ɗan bambance-bambancen fitarwa na gani. Rarrabawa ya ƙunshi auna ƙarfin haske na kowane na'ura da rarraba su zuwa takamaiman kewayon ƙarfin haske (kwantena). Wannan yana ba masu ƙira damar zaɓar na'urorin nuni masu daidaitattun matakan haske don aikace-aikacensu, yana tabbatar da bayyananni iri ɗaya a cikin lambobi da yawa a cikin na'urar nuni mai lambobi da yawa. Takardun bayanai tana ba da cikakken kewayon mafi ƙanƙanta (200 μcd) da mafi girma (600 μcd); takamaiman lambobin kwantena za a ƙayyade su a cikin takardu daban-daban ko bayanan oda.

4. Binciken Lanƙwasa na Aiki

Takardun bayanai tana nuni zuwa "Lanƙwasan Halayen Lantarki/Gani na Yau da Kullun." Duk da yake ba a cikakken bayanin takamaiman jadawali a cikin rubutun da aka bayar ba, daidaitattun lanƙwasai na irin waɗannan na'urori za su haɗa da:

• Lanƙwasa I-V (Ƙarfin Wutar Lantarki): Yana nuna alaƙa tsakanin ƙarfin wutar gaba (V_F) da ƙarfin gaba (I_F). Wannan lanƙwasa ba ta layi daya ba, tare da ƙarfin kunna kusan 2V don AlInGaP, bayan haka ƙarfin yana ƙaruwa cikin sauri tare da ƙananan ƙaruwa a cikin ƙarfin wutar lantarki. Wannan yana nuna mahimmancin masu iyakance ƙarfin lantarki ko tuƙi masu daidaitaccen ƙarfin lantarki.
• Ƙarfin Haske da Ƙarfin Gaba (I_Vda I_F): Wannan lanƙwasa yana nuna yadda fitar da haske ke ƙaruwa tare da ƙarfin tuƙi. Gabaɗaya yana layi daya a cikin kewayon amma zai cika a cikin ƙarfin lantarki mai ƙarfi saboda zafi da raguwar inganci.
• Ƙarfin Haske da Yanayin Yanayi: Wannan lanƙwasa zai nuna raguwar fitar da haske yayin da zafin haɗin yake tashi, yana mai da hankali kan buƙatar ƙirar zafi mai kyau, musamman lokacin aiki kusa da matsakaicin ƙima.
• Rarraba Bakan: Zane na ƙarfin haske mai alaƙa da tsawon raƙuman, wanda ke tsakiya kusan 587-588 nm tare da rabin faɗin ~15 nm, yana tabbatar da wurin launin raɗa.

5. Bayanin Injiniya da Kunshi

5.1 Girma da Tsari

Kunshin shine daidaitaccen na'urar nuni ta LED mai lamba ɗaya, lamba bakwai. Takardun bayanai ta haɗa da zane na "GIRMAN KUNSHI" (cikakkun bayanai ba a ciro su nan ba). Muhimman bayanan sun ce duk girmansu suna cikin milimita kuma ƙimar ƙima shine ±0.25 mm (0.01") sai dai idan an ƙayyade su in ba haka ba. Wannan ƙimar ƙima yana da mahimmanci don ƙirar sawun PCB don tabbatar da dacewa da daidaito.

5.2 Tsarin Ƙafafun da Gano Polarity

Na'urar tana datsarin cathode gama gari. Wannan yana nufin duk cathodes (tashoshi marasa kyau) na sassan LED an haɗa su tare a ciki. An ƙayyade haɗin ƙafa a sarari:

1. Cathode Gama Gari
2. Anode F
3. Anode G
4. Anode E
5. Anode D
6. Cathode Gama Gari (Lura: Ƙafafun 1 da 6 duka cathode gama gari ne, mai yiwuwa don sassauƙar tsari ko ƙarancin juriya)
7. Anode DP (Maki Goma)
8. Anode C
9. Anode B
10. Anode A

Zanen da'irar ciki yana nuna haɗin cathode gama gari zuwa ƙafafun 1 & 6, tare da anodes ɗayaɗaya don sassan A-G da DP. Bayanin "RT. HANDE DECIMAL" a cikin bayanin lambar sashi yana nuna sanya maki goma na hannun dama.

6. Jagororin Solder da Taro

Takardun bayanai tana ba da mahimman ƙayyadaddun bayanan solder: kunshin zai iya jure matsakaicin zafin solder na260°C har zuwa dakika 3, wanda aka auna a 1.6mm (1/16 inch) ƙasa da matakin zama. Wannan ƙayyadaddun bayanan reflow solder ne. Dole ne masu ƙira su tabbatar cewa tsarin taron PCB, ko igiyar ruwa ko reflow solder, ya bi wannan iyaka don hana lalacewa ga guntun LED na ciki, haɗin waya, ko kunshin filastik. Dole ne kuma a kiyaye kewayon yanayin ajiya (-35°C zuwa +85°C) kafin da bayan taro.

7. Shawarwari na Aikace-aikace

7.1 Yanayin Aikace-aikace na Yau da Kullun

Wannan na'urar nuni ce mai kyau don aikace-aikacen da ke buƙatar lamba ɗaya mai ganuwa sosai: karatun ƙarfin wutar lantarki/ƙarfin lantarki akan wadatar wutar lantarki, nunin zafin jiki akan na'urorin kula da zafin jiki ko tanda, ƙididdiga na lokaci, allunan maki masu sauƙi, ko alamomin yanayi akan kayan aikin cibiyar sadarwa da na'urori.

7.2 Abubuwan da Ake La'akari da Ƙira

• Da'irar Tuƙi: A matsayin na'urar cathode gama gari, dole ne a haɗa cathodes (ƙafafun 1/6) zuwa ƙasa ko nutsewar ƙarfin lantarki. Dole ne a tuƙi kowane anode na sashe ta hanyarmai iyakance ƙarfin lantarki. Ana ƙididdige ƙimar resistor bisa ga ƙarfin wutar lantarki (V_CC), ƙarfin wutar gaba na LED (V_F, yi amfani da matsakaicin 2.6V don aminci), da ƙarfin gaba da ake so (I_F). Misali, tare da wadatar 5V da niyya I_F=10mA: R = (V_CC- V_F) / I_F= (5V - 2.6V) / 0.01A = 240 Ω. Resistor 220 Ω ko 270 Ω zai dace.
• Haɗawa da Yawa: Don na'urorin nuni masu lambobi da yawa, ana iya haɗa wannan lamba. Tunda yana da anodes masu zaman kansu da cathode gama gari, yana dacewa da ƙirar haɗawa inda ake sauya cathodes na lambobi daban-daban cikin sauri.
• Sarrafa Haske: Ana iya daidaita haske ta hanyar bambanta ƙarfin gaba (a cikin iyakoki na cikakken) ko ta amfani da daidaitawar faɗin bugun jini (PWM) akan siginar tuƙi.
• Kusurwar Kallo: Dole ne a yi la'akari da faɗin kusurwar kallo yayin ƙirar akwati na injiniya don tabbatar da cewa mai amfani na ƙarshe zai iya ganin na'urar nuni.

8. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da tsofaffin fasahohi kamar daidaitattun LED na GaP ko GaAsP, fasahar AlInGaP a cikin LTS-3361JS tana ba daingancin haske da haske mafi girma sosai. Idan aka kwatanta da wasu LED na fari ko shuɗi waɗanda ke amfani da canjin phosphor, AlInGaP yana ba dalauni mai tsafta, cikakke kai tsaye daga semiconductor, sau da yawa tare da ingantaccen kwanciyar hankali akan lokaci da zafin jiki. Tushen da ba ya watsa haske shine babban abin bambanta daga na'urorin nuni masu arha waɗanda ƙila su yi amfani da tushe mai watsa haske, wanda ke haifar da ƙarancin bambanci yayin da haske ke fita ta kowane bangare. Rarrabawa (rarrabawa) don ƙarfin haske alama ce ta ɓangaren inganci da aka yi niyya don aikace-aikacen da ke buƙatar daidaito.

9. Tambayoyin da Ake Yawan Yi (Dangane da Ƙayyadaddun Bayanai na Fasaha)

Q: Menene manufar samun ƙafafun cathode gama gari biyu (1 da 6)?

A: Wannan yana ba da sassauƙar ƙira don karkatar da PCB. Zai iya taimakawa rage yawan ƙarfin lantarki ta ƙafa ɗaya idan ana tuƙi duk sassan a cikin ƙarfin lantarki mai ƙarfi lokaci ɗaya, kuma zai iya sauƙaƙa tsarin allon ta hanyar ba da wuraren haɗin ƙasa guda biyu.

Q: Shin zan iya tuƙi wannan na'urar nuni kai tsaye daga ƙafar microcontroller?

A: I, amma tare da muhimman tanadi. Ƙafar MCU ta yau da kullun na iya fitarwa/nitsewa har zuwa 20-25mA, wanda yana cikin ƙimar ƙarfin lantarki na ci gaba. Duk da haka, DOLE ne ka yi amfani da resistor mai iyakance ƙarfin lantarki na jeri don kowane sashe. Kada ka haɗa LED kai tsaye zuwa ƙafar. Haka nan, tabbatar cewa jimillar ƙarfin lantarki daga wadatar wutar lantarki na MCU ko ƙafar ƙasa bai wuce iyakokin kunshinsa ba lokacin da sassan da yawa suka haskaka.

Q: An jera ƙarfin wutar gaba a matsayin "2.05 2.6 V". Menene wannan ke nufi?

A: Wannan yana nuna kewayon ƙarfin wutar gaba. Mafi ƙarancin V_Fda ake tsammani shine 2.05V, kuma mafi girma shine 2.6V lokacin da aka auna a I_F=20mA. Ya kamata ka ƙira da'irar tuƙi ɗinka yana ɗauka mafi munin yanayi (mafi girma) V_Fdon tabbatar da isasshen ƙarfin wutar lantarki don cimma ƙarfin lantarki da ake so a cikin duk na'urori.

Q: Menene "an rarrabe shi don ƙarfin haske" ke nufi ga ƙirar ta?

A: Yana nufin za ka iya neman sassa daga takamaiman kwantenar haske lokacin yin oda. Idan kana gina kayan aiki mai lambobi da yawa, ƙayyade lambar kwantena ɗaya ga duk na'urorin nuni zai tabbatar da cewa duk suna da haske kusan iri ɗaya, wanda zai haifar da bayyananni na ƙwararru, iri ɗaya.

10. Gabatarwar Ka'idar Aiki

Ka'idar aiki ta dogara ne akan electroluminescence na semiconductor. Guntun AlInGaP ya ƙunshi yadudduka na epitaxial da yawa waɗanda suka samar da haɗin p-n. Lokacin da aka yi amfani da ƙarfin wutar lantarki na gaba wanda ya wuce ƙarfin kunna na haɗin (~2V), ana shigar da electrons da ramuka a kan haɗin. Lokacin da waɗannan masu ɗaukar caji suka sake haɗuwa a cikin yanki mai aiki na semiconductor, ana sakin makamashi a cikin siffar photons (haske). Takamaiman abun da ke cikin gawa na AlInGaP yana ƙayyade ƙarfin bandgap, wanda yake daidai da tsawon raƙuman (launi) na hasken da aka fitar—a wannan yanayin, raɗa (~587 nm). Tushen GaAs marar watsa haske yana sha maimakon watsa haske, yana inganta cikakken cirewar haske gaba da bambanci. Hasken da ke fitowa daga guntun yana wucewa ta cikin ruwan tabarau na epoxy mai rufewa, wanda aka siffata don inganta kusurwar kallo, kuma yana haskaka tsarin sassan fari da aka buga akan fuskar launin toka, yana haifar da siffar lamba bakwai da aka sani.

11. Trends na Ci Gaba

Duk da yake wannan samfuri ne mai girma, trends a cikin fasahar nuni suna ci gaba da haɓaka. Akwai motsi gabaɗaya zuwa ga na'urorin nuni masu yawan girma da cikakken matrix (kamar matrix ɗigo ko OLED) don ƙarin bayanai. Duk da haka, don karatun lambobi masu sauƙi, LED na lamba bakwai suna ci gaba da shahara sabodasauƙi, ƙarfi, ƙarancin farashi, da ingantaccen karantawa. Juzu'in nan gaba na irin waɗannan na'urori na iya mai da hankali kan ƙarin inganci, yana ba da damar ƙarancin amfani da wutar lantarki don na'urorin da ake amfani da baturi, ko haɗa ICs masu tuƙi a cikin kunshin ("na'urorin nuni masu hankali"). Amfani da ingantattun kayan kamar GaN-on-Si ko ingantattun phosphors kuma na iya faɗaɗa gamut ɗin launi da inganci don na'urorin nuni masu launi ɗaya. Duk da haka, ƙirar asali da aikace-aikacen na'urorin nuni na lamba bakwai na tushen AlInGaP, kamar LTS-3361JS, ana sa ran za su ci gaba da kasancewa masu dacewa a cikin aikace-aikacen masu rauni na farashi, masu ingantaccen aminci a nan gaba.