Takardar Bayanin Fasaha ta LTS-3861JR LED Display - Tsawon Lamba 0.3-inch - Ƙarfin Wutar Gaba 2.6V - Launi Super Red - Takardun Fasaha na Hausa

1. Bayyani Game da Samfur

LTS-3861JR wani na'ura ne mai lamba guda, nunin LED mai sassa 7 wanda aka tsara don aikace-aikacen da ke buƙatar karanta lambobi a fili da haske. Babban aikinsa shine nuna haruffan lambobi (0-9) da wasu alamomin haruffa ta hanyar kunna sassansa bakwai da kuma ma'anar goma idan aka so.

Fasahar cibiyar tana amfani da kayan semiconductor na AlInGaP (Aluminum Indium Gallium Phosphide) don guntu LED. Wannan tsarin kayan sananne ne don samar da LED masu inganci na ja da amber. An kera guntun a kan wani abu marar gani na GaAs (Gallium Arsenide), wanda ke taimakawa wajen inganta bambanci ta hanyar rage watsawar haske da kuma tunani a ciki. Na'urar tana da fuskar launin toka da launin fari na sassa, wanda ke ƙara bambanci da karantawa na sassan ja masu haske a kan bangon baya.

An rarraba nunin don ƙarfin haske, ma'ana ana gwada ko tantance raka'o'i don tabbatar da cewa sun cika takamaiman sharuɗɗan haske, suna ba da daidaito a cikin aiki ga rukunin samarwa.

1.1 Siffofi da Fa'idodi Mafi Muhimmanci

• Girman Karami:Yana da tsayin lamba 0.3-inch (7.62 mm), wanda ya sa ya dace da allunan da na'urori masu ƙarancin sarari.
• Ingancin Gani:Yana ba da sassa masu daidaito ci gaba don siffar harafi mai santsi, ƙwararru ba tare da gibi ko rashin daidaituwa ba.
• Aiki Mai Girma:Yana ba da haske mai ƙarfi da bambanci mai girma, yana tabbatar da kyakkyawan gani.
• Kusurwar Kallo Mai Faɗi:Yana ba da karantawa a fili daga kusurwoyi da yawa.
• Ƙarancin Amfani da Wutar Lantarki:An tsara shi da ƙarancin buƙatun wutar lantarki, yana mai da shi mai inganci a cikin amfani da makamashi.
• Amincewa:Yana amfana da amincin tsayayyen yanayi ba tare da sassa masu motsi ba, wanda ke haifar da dogon rayuwar aiki.

2. Cikakken Bayanin Ƙayyadaddun Fasaha

2.1 Matsakaicin Matsakaicin Matsaloli

Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda sama da su lalacewar dindindin na na'urar na iya faruwa. Ba a ba da shawarar aiki a waje da waɗannan iyakokin ba.

• Rushewar Wutar Lantarki Kowane Sashe:Matsakaicin 70 mW. Wannan shine matsakaicin wutar lantarki da za a iya watsar da ita a matsayin zafi ta hanyar sashin LED guda ɗaya.
• Matsakaicin Halin Gaba Kowane Sashe:Matsakaicin 90 mA. Ana ba da izinin wannan kawai a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun jini 0.1ms) don hana zafi sosai.
• Ci gaba da Halin Gaba Kowane Sashe:Matsakaicin 25 mA a 25°C. Dole ne a rage wannan halin yanzu a layi daya da 0.33 mA/°C yayin da yanayin yanayi (Ta) ya tashi sama da 25°C.
• Ƙarfin Wutar Juya Kowane Sashe:Matsakaicin 5 V. Wuce wannan na iya rushe haɗin PN na LED.
• Kewayon Yanayin Aiki:-35°C zuwa +85°C.
• Kewayon Yanayin Ajiya:-35°C zuwa +85°C.
• Zafin Solder:Matsakaicin 260°C na matsakaicin dakika 3, ana auna shi 1.6mm (1/16 inch) a ƙasan jirgin saman kayan.

2.2 Halaye na Lantarki & Na Gani

Ana auna waɗannan sigogi a yanayin yanayi (Ta) na 25°C kuma suna ayyana aikin aiki na yau da kullun.

• Matsakaicin Ƙarfin Hasken (I_V):Ya kewayo daga 200 μcd (ƙarami) zuwa 600 μcd (matsakaici) a halin yanzu na gaba (I_F) na 1 mA. Wannan shine ma'aunin hasken da idon ɗan adam ya gane.
• Matsakaicin Tsawon Tsawon Watsawa (λ_p):Yawanci 639 nm a I_F=20mA. Wannan shine tsayin raƙuman ruwa wanda ƙarfin wutar lantarki ya fi girma.
• Rabin Faɗin Layin Bakan (Δλ):Yawanci 20 nm a I_F=20mA. Wannan yana nuna tsaftar bakan; ƙaramin ƙima yana nufin launi mai launi ɗaya.
• Matsakaicin Tsawon Raƙuman Ruwa (λ_d):Yawanci 631 nm a I_F=20mA. Wannan shine tsayin raƙuman ruwa guda ɗaya da idon ɗan adam ya gane, yana ayyana launi (super red).
• Ƙarfin Wutar Gaba Kowane Sashe (V_F):Ya kewayo daga 2.0 V (ƙarami) zuwa 2.6 V (matsakaici) a I_F=20mA. Wannan shine raguwar wutar lantarki a kan LED lokacin aiki.
• Halin Juya Kowane Sashe (I_R):Matsakaicin 100 μA a ƙarfin wutar juya (V_R) na 5V. Wannan shine ƙaramin halin yanzu na ɓarna lokacin da LED ke da karkatar da baya.
• Matsakaicin Daidaitawar Ƙarfin Hasken (I_V-m):Matsakaicin 2:1 a I_F=1mA. Wannan yana ƙayyadad da matsakaicin bambancin haske da aka yarda tsakanin sassa daban-daban a cikin na'ura guda ɗaya, yana tabbatar da kamanni iri ɗaya.

Lura: Aunin ƙarfin haske yana bin daidaitaccen ma'aunin amsawar ido na CIE (Commission Internationale de l'Eclairage).

3. Tsarin Rarrabawa da Rarrabawa

LTS-3861JR yana amfani da tsarin rarrabawa da farko donƘarfin Hasken. Wannan yana nufin yayin samarwa, ana gwada na'urori kuma a raba su cikin kwandon ko rukuni daban-daban dangane da gwajin haskensu a daidaitaccen gwajin gwaji (yawanci 1mA ko 20mA). Wannan yana ba masu zane damar zaɓar sassa masu daidaitaccen matakan haske don aikace-aikacensu, yana hana bambance-bambance a fili a cikin ƙarfin nuni a cikin lambobi da yawa a cikin nunin lambobi da yawa. Takardar bayanin ta ƙayyade kewayon (200-600 μcd), kuma ana garantin samfuran su faɗi cikin ƙayyadaddun ƙananan kewayon a cikin wannan.

4. Bincike na Lanƙwasa Aiki

Takardar bayanin tana nufin lanƙwasa halaye na yau da kullun waɗanda ke da mahimmanci don ƙira. Duk da yake ba a nuna su a cikin rubutun da aka bayar ba, daidaitattun lanƙwasa don irin wannan na'urar za su haɗa da:

• Halin Gaba vs. Ƙarfin Wutar Gaba (I_F-V_FLanƙwasa):Yana nuna alaƙar ma'auni. Muhimmanci don ƙirar da'irar iyakance halin yanzu.
• Ƙarfin Hasken vs. Halin Gaba (I_V-I_FLanƙwasa):Yana nuna yadda haske ke ƙaruwa tare da halin yanzu, yawanci a cikin alaƙar kusa da layi a cikin kewayon aiki kafin inganci ya ragu.
• Ƙarfin Hasken vs. Yanayin Yanayi (I_V-T_aLanƙwasa):Yana kwatanta raguwar fitowar haske yayin da zafin haɗin ya tashi, yana nuna mahimmancin sarrafa zafi da rage darajar halin yanzu.
• Rarraba Bakan:Jadawali da ke nuna ƙarfin wutar lantarki na dangi a tsawon raƙuman ruwa, tare da tsakiya a kusa da kololuwar 639 nm, tare da faɗin da aka ayyana ta rabin faɗin 20 nm.

5. Bayanin Injiniya da Kunshin

5.1 Girman Jiki

Na'urar tana da ƙayyadaddun tsarin kunshin. Ana ba da duk ma'auni a cikin milimita (mm) tare da daidaitattun ƙimar ±0.25 mm sai dai idan an ƙayyade in ba haka ba. Maɓallan ma'auni sun haɗa da tsayin gabaɗaya, faɗi, da zurfin kunshin, girman taga lamba, da tazarar tsakanin sassa.

5.2 Tsarin Fil da Da'irar Ciki

LTS-3861JR wata na'ura ce tacommon anode. Wannan yana nufin cewa anodes na duk sassan LED (A-G da DP) an haɗa su a ciki kuma an fitar da su zuwa fil ɗin gama gari (Pin 1 da Pin 6). Ana fitar da cathode na kowane sashe zuwa fil ɗin guda ɗaya. Don kunna wani sashe, dole ne a tura fil ɗin cathode ɗin da ya dace zuwa matakin ƙananan ma'ana (ƙasa) yayin da ake riƙe fil ɗin anode na gama gari a cikin ƙarfin wutar lantarki mai kyau (ta hanyar resistor mai iyakance halin yanzu).

Teburin Haɗin Fil:

1: Common Anode

2: Cathode F

3: Cathode G

4: Cathode E

5: Cathode D

6: Common Anode

7: Cathode D.P. (Ma'anar Goma)

8: Cathode C

9: Cathode B

10: Cathode A

Zanen da'irar ciki yana nuna haɗin wutar lantarki na sassa 7 (A, B, C, D, E, F, G) da ma'anar goma (DP) tare da nodes na anode gama gari biyu.

6. Jagororin Solder da Taro

Bin ƙayyadaddun ƙayyadaddun solder yana da mahimmanci don hana lalacewa.

• Solder Reflow:Matsakaicin zafin solder da aka yarda shine 260°C. Ya kamata a fallasa kayan zuwa wannan matsakaicin zafin jiki ba fiye da dakika 3 ba. Ana auna zafin jiki a wani wuri 1.6mm a ƙasan jikin kayan (jirgin saman wurin zama akan PCB).
• Solder Hannu:Idan solder na hannu ya zama dole, ya kamata a yi amfani da ƙarfe mai sarrafa zafin jiki, kuma a rage lokacin tuntuɓar kowane fil don hana wuce gona da iri na zafi zuwa guntu LED.
• Yanayin Ajiya:Ya kamata a adana na'urori a cikin ƙayyadaddun kewayon zafin ajiya na -35°C zuwa +85°C a cikin yanayi mai bushewa don hana ɗaukar danshi, wanda zai iya haifar da \"popcorning\" yayin reflow.

7. Shawarwarin Aikace-aikace

7.1 Yanayin Aikace-aikace na Yau da Kullun

• Kayan Awo da Auna:Digital multimeters, oscilloscopes, wutar lantarki.
• Kayan Lantarki na Masu Amfani:Ƙarfafa sauti, rediyon agogo, kayan aikin dafa abinci.
• Sarrafa Masana'antu:Mita na panel, masu nuna tsari, nunin lokaci.
• Bayan Kasuwan Motoci:Ma'auni da kuma nunin modules (yi la'akari da ƙarin buƙatun zafin jiki).

7.2 Abubuwan Tunani na Ƙira

• Iyakance Halin Yanzu:Resistor na jerin abubuwa wajibi ne ga kowane haɗin anode na gama gari don iyakance halin yanzu ta hanyar sassa. Ana ƙididdige ƙimar resistor (R) ta amfani da: R = (V_supply- V_F) / I_F. Yi amfani da matsakaicin V_Fdaga takardar bayanin don ƙira mai aminci.
• Haɗawa da Yawa:Don nunin lambobi da yawa, ana amfani da dabarar haɗawa inda ake kunna lambobi ɗaya a lokaci guda da sauri. Matsakaicin halin yanzu kowane sashe na iya zama mafi girma (har zuwa ƙimar bugun jini na 90mA) don rama raguwar aikin aiki, yana samun mafi girman hasken da aka gane.
• Da'irori Masu Tuki:Yi amfani da ƙwararrun ƙwararrun tuki na LED ko fil ɗin microcontroller GPIO tare da isasshen iyawar nutsewa / tushe halin yanzu. Don anode na gama gari, dole ne direba ya nutse halin yanzu (haɗa shi zuwa ƙasa).
• Kusurwar Kallo:Kusurwar kallo mai faɗi tana da amfani amma yi la'akari da ƙarshen shigar da shi dangane da mai amfani.

8. Kwatancen Fasaha da Bambance-bambance

LTS-3861JR ya bambanta kansa da farko ta hanyar amfani daAlInGaPfasaha idan aka kwatanta da tsofaffin GaAsP ko daidaitattun LED na GaP. Manyan fa'idodi sun haɗa da:

• Mafi Girman Inganci da Hasken:LED na AlInGaP suna ba da ƙarfin haske mafi girma don irin wannan halin yanzu na tuƙi.
• Mafi Kyawun Jikewa Launi:Launin \"super red\" ya fi raye da tsafta idan aka kwatanta da daidaitattun LED ja.
• Ingantaccen Kwanciyar hankali na Zafin Jiki:AlInGaP gabaɗaya yana nuna ƙarancin bambanci a cikin tsayin raƙuman ruwa da ƙarfi tare da canje-canjen zafin jiki idan aka kwatanta da wasu tsofaffin fasahohi.
• Tsayin lamba 0.3-inch yana ba da daidaito tsakanin karantawa da sararin allo, yana dacewa tsakanin ƙananan 0.2-inch da manyan nunin 0.5-inch ko 0.56-inch.

9. Tambayoyin da ake yawan yi (FAQ)

Q1: Menene bambanci tsakanin \"tsayin raƙuman ruwa\" da \"tsayin raƙuman ruwa mai rinjaye\"?

A1: Tsayin raƙuman ruwa shine inda ƙarfin wutar lantarki ya fi girma a zahiri. Tsayin raƙuman ruwa mai rinjaye shine tsayin raƙuman ruwa guda ɗaya wanda zai samar da irin wannan fahimtar launi ga idon ɗan adam. Don LED, sau da yawa suna kusa amma ba iri ɗaya ba saboda siffar bakan watsawa.

Q2: Shin zan iya tuka wannan nuni kai tsaye daga fil ɗin microcontroller 5V?

A2: A'a. Dole ne ka yi amfani da resistor mai iyakance halin yanzu. Haɗa shi kai tsaye zai yiwu ya wuce matsakaicin halin yanzu na ci gaba (25mA) kuma ya lalata LED. Ƙididdige ƙimar resistor dangane da ƙarfin wutar lantarkinka (misali, 5V), ƙarfin wutar gaba na LED (~2.6V matsakaici), da kuma halin yanzu na aiki da kake so (misali, 10-20mA).

Q3: Me yasa akwai fil ɗin anode gama gari biyu (Pin 1 da Pin 6)?

A3> Wannan wani zane ne na gama gari don daidaiton injiniya da lantarki. Yana taimakawa rarraba halin yanzu daidai kuma yana ba da sassauci a cikin hanyar PCB. A ciki, an haɗa su. Kuna iya amfani da ɗaya ko haɗa duka biyu zuwa samar da ku mai kyau.

Q4: Ta yaya zan ƙididdige ɓarnar wutar lantarki don ƙirar zafi?

A4> Don sashe guda ɗaya: P_d= V_F* I_F. Misali, a I_F=20mA da V_F=2.5V, P_d= 50mW, wanda ke ƙasa da matsakaicin 70mW. A cikin nunin da aka haɗa tare da sassa da yawa a kan, ƙididdige don mafi munin yanayin (misali, lamba \"8\" tare da duk sassa 7 suna haskakawa).

10. Nazarin Shari'ar Ƙira da Amfani

Yanayi: Ƙirar Nunin Voltmeter mai Lamba 4.

Mai zane yana ƙirƙirar ƙirar voltmeter mai ƙarami. Sun zaɓi nunin LTS-3861JR huɗu. Don adana fil ɗin I/O akan microcontroller, suna haɗa nunin a cikin tsarin haɗawa: duk abokan haɗin gwiwar sassan cathode (A, B, C,...) an haɗa su tare a cikin lambobi huɗu. Ana sarrafa anode na gama gari na kowane lamba ta wani sauya transistor daban. Microcontroller yana zagayawa ta hanyar kunna anode na lamba ɗaya a lokaci ɗaya yayin da yake fitar da tsarin sashe na wannan lambar. Don kiyaye haske tare da aikin aiki 1/4, ana ƙara halin yanzu na sashe yayin lokacin aikinsa, amma ana kiyaye shi a cikin ƙimar halin yanzu na bugun jini. An sanya resistors masu iyakance halin yanzu akan layukan anode na gama gari (kafin transistors). Fasahar AlInGaP tana tabbatar da cewa nunin ya kasance ana iya karantawa a fili ko da a cikin hasken yanayi mai matsakaici.

11. Gabatarwar Ka'idar Fasaha

LED (Light Emitting Diode) diode ne na semiconductor. Lokacin da aka karkata zuwa gaba, electrons daga yankin n-type suna sake haɗuwa tare da ramuka daga yankin p-type a cikin Layer mai aiki. Wannan sake haɗuwa yana sakin makamashi a cikin nau'in photons (haske). Takamaiman tsayin raƙuman ruwa (launi) na haske an ƙaddara shi ta hanyar ƙarfin bandgap na kayan semiconductor. AlInGaP wani fili ne na semiconductor wanda za a iya daidaita bandgap ɗinsa ta hanyar daidaita ma'auni na Aluminum, Indium, Gallium, da Phosphorus don samar da haske a cikin ja, orange, da bakan amber. Kalmar \"super red\" tana nuna takamaiman ma'anar ja mai tsafta. Substrate na GaAs marar gani yana ɗaukar hasken ɓarna, yana inganta bambanci ta hanyar hana shi tunani ta hanyar guntu da wanke duhu (kashe) yanayin sassa.

12. Trends na Fasaha da Juyin Halitta

Yayin da raba nunin sassa 7 kamar LTS-3861JR ke ci gaba da kasancewa masu dacewa don takamaiman aikace-aikace, mafi faɗin trends a cikin fasahar nuni sun haɗa da:

• Haɗin kai:Yunkurin zuwa modules masu lambobi da yawa tare da haɗaɗɗun direba ICs, sauƙaƙe mu'amala don microcontrollers (misali, sadarwar SPI ko I2C).
• Ci gaban Kayan aiki:Ci gaba da bincike a cikin kayan kamar GaN (don shuɗi/kore/fari) da ingantattun a cikin AlInGaP da InGaN (don ja) suna ci gaba da tura inganci (lumens kowace watt) da amincin sama.
• Madadin Fasahohi:A yawancin aikace-aikacen masu amfani, nunin OLED ko LCD na dot-matrix suna maye gurbin LED ɗin da aka raba saboda sassaucinsu wajen nuna zane da rubutu. Duk da haka, raba LED suna riƙe da manyan fa'idodi a cikin aikace-aikacen da ke buƙatar haske mai girma sosai, faɗin kusurwar kallo, matuƙar sauƙi, da ƙarancin farashi don nunin lambobi kawai.
• Ƙananan Ƙirar:Akwai ci gaba da tuƙi don ƙananan filaye pixel da mafi girman yawa, kodayake girman 0.3-inch ya kasance ma'auni ga yawancin allunan kayan aiki saboda buƙatun karantawa.