LTS-546AKS 0.52-inch LED Display Datasheet - Hausa - Digit Height 13.2mm - Forward Voltage 2.6V - Power 70mW

1. Bayanin Samfur

LTS-546AKS wani na'ura ne mai nuna lamba daya, wanda aka tsara don aikace-aikacen da ke bukatar nuni mai haske, mai karfi, kuma mai dogaro. Wannan na'urar tana cikin rukunin LED displays masu tsayayyen jiki, suna ba da fa'idodi masu yawa idan aka kwatanta da fasahar nuni ta gargajiya dangane da tsawon rayuwa, ingantaccen amfani da wutar lantarki, da kuma bayyanannen gani.

Matsayin Samfur & Fa'idodi na Asali:Babban matsayin LTS-546AKS shi ne a matsayin mai nuni mai kankantar kai, mai haske mai karfi don na'urorin sarrafa masana'antu, kayan aikin gwaji da auna, na'urorin amfani da gida, da kayan aikin ma'auni. Fa'idodinsa na asali sun samo asali ne daga amfani da fasahar semiconductor ta Aluminium Indium Gallium Phosphide (AlInGaP). Wannan tsarin kayan yana da suna wajen samar da haske mai inganci a cikin bakan launin rawaya zuwa ja, wanda ke haifar da muhimman fa'idodin na'urar: babban karfin haske, kyakkyawan bambanci, da kuma faffadan kusurwar kallo. Sassunan da suka ci gaba da kama juna suna tabbatar da bayyanannen halin da ya dace kuma mai iya karantawa, wanda ke da muhimmanci ga mu'amalar mai amfani.

Kasuwar da Ake Nufa:Kasuwar da ake nufa ta hada da masu zane da injiniyoyi da ke aiki akan tsarin da aka saka, mitoci na panel na dijital, na'urorin likitanci, allunan motoci (don alamomin da ba su da muhimmanci), da kowane samfurin lantarki da ke bukatar nuni na lamba mai karko, mai karancin wutar lantarki. Kunshinsa mara gubar da kuma bin ka'idojin muhalli masu dacewa sun sa ya dace da samarwa na zamani, mai kula da muhalli.

2. Zurfin Fassarar Ma'auni na Fasaha

2.1 Halayen Hasken Gani da na Gani

Ayyukan hasken gani shine tsakiyar aikin wannan nuni. Babban ma'auni, Matsakaicin Karfin Hasken Kowane Sashe (Iv), an kayyade shi da mafi kankanta na 500 µcd, matsakaicin darajar 1300 µcd, kuma babu mafi girma da aka bayyana a karkashin yanayin gwaji na gaba na 1mA (IF). Wannan babban matsakaicin karfin, wanda aka samu a wani karamin lantarki, yana nuna ingantaccen ingancin AlInGaP chips. Ana rarraba fitowar haske, ma'ana ana rarraba na'urori bisa ga karfin hasken da aka auna, yana tabbatar da daidaiton haske don wani oda.

An ayyana halayen launi ta hanyar Tsawon Tsawon Tsawon Tsawon (λp) na 588 nm da Tsawon Tsawon Tsawon (λd) na 587 nm, duk an auna su a IF=20mA. Wannan yana sanya fitarwa a yankin rawaya na bakan gani. Tsawon Tsawon Tsawon Tsawon (Δλ) na 15 nm yana nuna launin rawaya mai tsafta, mai cike da cikakkiyar bakan haske. Na'urar tana da fuskar launin toka tare da sassuna fari, haɗin da ke haɓaka bambanci da karantawa a ƙarƙashin yanayin haske daban-daban.

2.2 Ma'auni na Lantarki

Ma'auni na lantarki suna ayyana iyakokin aiki da yanayi don amfani mai dogaro. Iyakar Ma'auni Mafi Girma suna da mahimmanci don zane:

• Rushewar Wutar Lantarki Kowane Chip:70 mW. Wannan shine mafi girman wutar lantarki da kowane sashin LED zai iya watsawa ba tare da haɗarin lalacewa ba.
• Ci gaba da Gaba Lantarki Kowane Chip:25 mA. Wannan shine mafi girman lantarki DC da za a iya amfani da shi akai-akai zuwa sashin guda.
• Kololuwar Gaba Lantarki Kowane Chip:60 mA (a 1kHz, 18% aikin aiki). Wannan yana ba da damar aikin bugun jini a mafi girman lantarki don ƙara haske na ɗan lokaci, mai amfani don tsarin haɗawa.
• Ragewar Gaba Lantarki:0.33 mA/°C daga 25°C. Wannan ma'auni yana da mahimmanci don sarrafa zafi. Ga kowane digiri Celsius sama da yanayin 25°C, dole ne a rage mafi girman lantarki na ci gaba da 0.33 mA don hana yin zafi sosai.
• Juyin Juya Baya Kowane Chip:5 V. Wuce wannan ƙarfin lantarki a cikin jujjuyawar baya na iya lalata haɗin LED.

A ƙarƙashin daidaitattun yanayin aiki (Ta=25°C), matsakaicin Ƙarfin Gaba Kowane Sashe (VF) shine 2.6V a IF=20mA. Dole ne masu zane su tabbatar da cewa da'irar tuƙi na iya samar da wannan ƙarfin lantarki. Juyin Juya Baya Kowane Chip (IR) shine mafi girman 100 µA a VR=5V, yana nuna halayen ɓarna na haɗin gwiwa.

2.3 Halayen Zafi

Ana nuna aikin zafi ta hanyar lanƙwasa ragewa da kewayon zafin jiki. An ƙididdige na'urar don Kewayon Zafin Aiki na -35°C zuwa +105°C da kuma Kewayon Zafin Ajiya iri ɗaya. Wannan faffadan kewayon yana sa ya dace da mawuyacin yanayi. Abin rage lantarki na gaba yana haɗa kai tsaye aikin lantarki zuwa yanayin zafi, yana mai da hankali kan buƙatar daidaitaccen shimfidar PCB da yuwuwar sanyaya a cikin aikace-aikacen zafi mai zafi ko babban lantarki don kiyaye tsawon rayuwa da aiki.

3. Bayanin Tsarin Rarrabawa

Takardar bayanin ta bayyana cewa na'urarAn Rarraba don Karfin Hasken Gani. Wannan yana nufa ana gwada LED ɗin kuma a raba su (bin) bisa ga fitowar hasken da aka auna a daidaitaccen gwajin lantarki. Wannan rarrabawar yana tabbatar da cewa masu zane suna karɓar nuni tare da matakan haske masu daidaito, wanda ke da mahimmanci ga aikace-aikacen da ake amfani da lambobi da yawa tare don guje wa bambance-bambance a cikin karfi. Yayin da ba a bayyana takamaiman lambobin rarrabawa a cikin wannan ɓangaren ba, rukunoni na yau da kullun za su haɗa na'urori tare da karfin hasken gani a cikin wasu iyakoki (misali, 1000-1200 µcd, 1200-1400 µcd).

4. Bincike na Lanƙwasa Aiki

Takardar bayanin tana nuni gaYanayin Lantarki / Halayen Gani na Yau da Kullun. Ko da yake ba a ba da takamaiman lanƙwasa a cikin rubutun ba, dangane da halayen LED na yau da kullun, waɗannan galibi za su haɗa da:

• Lanƙwasa IV (Lantarki vs. Ƙarfin Lantarki):Wannan jadawali yana nuna alaƙa tsakanin ƙarfin lantarki na gaba (VF) da lantarki na gaba (IF). Ba shi da layi, tare da halayen ƙarfin lantarki na \"gwiwa\" (kusa da na yau da kullun 2.6V) bayan haka lantarki yana ƙaruwa da sauri tare da ƙananan ƙaruwa a cikin ƙarfin lantarki. Wannan lanƙwasa yana da mahimmanci don ƙirar da'irar iyakance lantarki.
• Karfin Hasken Gani vs. Gaba Lantarki (Lanƙwasa Li-IF):Wannan yana nuna yadda fitowar haske ke ƙaruwa da lantarki. Gabaɗaya yana da layi a kan kewayon amma zai cika a cikin lantarki mai yawa saboda tasirin zafi da raguwar inganci.
• Dogaro da Zafin Jiki:Lanƙwasa da ke nuna yadda ƙarfin lantarki na gaba ke raguwa da yadda karfin hasken gani ke raguwa yayin da zafin haɗin gwiwa ya ƙaru. Waɗannan suna jaddada mahimmancin abin ragewa.

Waɗannan lanƙwasa suna ba masu zane damar inganta yanayin tuƙi don haske da ake so yayin tabbatar da aiki mai dogaro a cikin iyakokin zafin na'urar.

5. Bayanin Injiniya da Kunshi

An gabatar da na'urar tare da cikakken zanen girma. Muhimman ma'auni na injiniya sun haɗa da:

• Tsawon Lamba:0.52 inches (13.2 mm). Wannan yana ayyana girman jiki na lambar da aka nuna.
• Girman Kunshi:An ba da duk mahimman girma a cikin milimita, tare da daidaitaccen jurewa na ±0.25 mm sai dai idan an lura da haka.
• Canjin Kololuwar Pin:An ƙayyade jurewa na ±0.40 mm don daidaita filaye, wanda ke da mahimmanci don aikin gudanar da guguwa ko tsarin haɗawa ta rami.
• Zanen Da'irar Ciki:Zanen yana nuna tsarin Common Anode. Duk anodes na sashe (A-G da DP) an haɗa su a ciki zuwa filaye gama gari biyu (Pin 3 da Pin 8), wanda dole ne a haɗa su zuwa samfurin tabbatacce. Kowane cathode na sashe yana da nasa filin da aka keɓance (1,2,4,5,6,7,9,10) don sarrafa kowane.
• Teburin Haɗin Pin:Tebur mai bayyananne yana taswira lambar filin jiki (1-10) zuwa aikinsa na lantarki (Cathode don sassuna E, D, C, DP, B, A, F, G, da filaye gama gari biyu).

6. Jagororin Solder da Haɗawa

Takardar bayanin tana ba da takamaiman yanayin solder:1/16 inch a ƙasa da filin zama na dakika 3 a 260°C. Wannan ma'auni ne mai mahimmanci na tsari don solder guguwa. Yana nuna cewa yayin haɗawa, za a iya sanya igiyoyin a ƙarƙashin guguwar solder a 260°C na mafi ƙarancin dakika 3, tare da yanayin cewa jikin ɓangaren (farin zama) dole ne ya zama aƙalla 1/16 inch (kusan 1.6 mm) sama da solder don hana wuce gona da iri canja wurin zafi zuwa LED chips da kunshin filastik. Yin bin wannan jagora yana da mahimmanci don hana lalacewar zafi, wanda zai iya haifar da ɓarna na ciki, fashewar epoxy, ko lalacewar aikin LED.

7. Shawarwari na Aikace-aikace

7.1 Yanayin Aikace-aikace na Yau da Kullun

LTS-546AKS ya dace da kowane aikace-aikacen da ke buƙatar lamba ɗaya, mai bayyana sosai. Misalai sun haɗa da: na'urorin kula da zafin jiki na dijital, nuni na lokaci, allunan maki don wasanni masu sauƙi, karatun ma'auni akan wutar lantarki ko janareta siginar, da nuni na lambar yanayi akan kayan aikin cibiyar sadarwa ko masana'antu.

7.2 Abubuwan Tunani na Zane

• Iyakance Lantarki:LEDs na'urori ne masu tuƙi na lantarki. Resistor mai iyakance lantarki na jerin yana wajibi ga kowane sashe ko ga anode gama gari lokacin amfani da samfurin ƙarfin lantarki mai tsayi. Ana ƙididdige ƙimar resistor ta amfani da R = (Vsupply - VF) / IF, inda VF shine ƙarfin lantarki na gaba (amfani da ƙimar max don aminci) kuma IF shine lantarki na aiki da ake so (ba ya wuce 25 mA DC).
• Haɗawa:Don nuni mai lambobi da yawa, ana amfani da dabarar haɗawa inda ake haskaka lambobi ɗaya a lokaci guda da sauri. Ƙimar kololuwar lantarki (60 mA) tana ba da damar mafi girman lantarki na bugun jini yayin ɗan gajeren lokacin kowane lamba, yana sa matsakaicin haske ya bayyana mafi girma. Dole ne a tsara da'irar direba don sarrafa waɗannan kololuwar lantarki.
• Kusurwar Kallo:Faffadan kusurwar kallo yana da fa'ida, amma har yanzu ya kamata a yi la'akari da matsayin ɗora don daidaitawa da layin gani na mai amfani.
• Kariya daga ESD:Ko da yake ba a bayyana a sarari ba, AlInGaP LEDs na iya zama masu hankali ga zubar da lantarki na electrostatic. Ana ba da shawarar yin taka tsantsan na sarrafa ESD na yau da kullun yayin haɗawa.

8. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da tsofaffin fasahohi kamar LED na Gallium Arsenide Phosphide (GaAsP) ja, fasahar AlInGaP a cikin LTS-546AKS tana ba da ingantaccen ingancin haske sosai, yana haifar da nuni masu haske sosai don irin wannan lantarki na shigarwa. Idan aka kwatanta da gefen haske ko fakitin LED da aka watsa, wannan na'urar tana ba da lamba mai sassauƙa, mai kyau da ƙayyadaddun sassuna tare da babban bambanci. Babban bambancinsa a cikin rukuninsa shine haɗin takamaiman na tsawon lamba 0.52-inch, launin rawaya, tsarin anode gama gari, da kuma tabbataccen dogaron tsarin kayan AlInGaP.

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

Q: Shin zan iya tuƙa wannan nuni kai tsaye daga filin microcontroller na 5V?

A: A'a. Filin microcontroller yawanci ba zai iya samar da 20-25 mA akai-akai kowane sashe ba, kuma ba zai iya samar da raguwar ƙarfin lantarki na gaba ~2.6V ba. Dole ne ku yi amfani da da'irar direba (misali, transistor arrays ko keɓaɓɓun LED driver ICs) tare da iyakance lantarki da ya dace.

Q: Menene manufar samun filaye gama gari biyu (Pin 3 da Pin 8)?

A> Filaye biyu an haɗa su a ciki. Wannan zane yana ba da sassauci a cikin hanyar PCB kuma yana taimakawa rarraba jimillar lantarki na anode (wanda zai iya zama jimillar lantarki don duk sassunan da aka haskaka) a cikin filaye biyu, yana rage yawan lantarki da inganta dogaro.

Q: An ƙayyade ma'aunin daidaiton karfin hasken gani a matsayin 2:1. Menene wannan ke nufi?

A> Wannan yana nufin cewa a cikin na'ura guda, karfin hasken gani na kowane sashe ɗaya ba zai wuce sau biyu karfin kowane wani sashe ba lokacin da ake tuƙa ƙarƙashin yanayi iri ɗaya (IF=1mA). Wannan yana tabbatar da daidaito a cikin bayyanar lambar.

10. Yanayin Zane da Amfani na Aiki

Hali: Zane na Karatun Voltmeter Lamba Daya.Mai zane yana ƙirƙirar mita mai sauƙi don nuna volts 0-9. An zaɓi LTS-546AKS saboda bayyanarsa. Tsarin yana amfani da microcontroller tare da ADC don auna ƙarfin lantarki. Filayen I/O na microcontroller an haɗa su zuwa cathodes na nuni ta hanyar resistors masu iyakance lantarki 220-ohm (wanda aka ƙididdige don samfurin 5V da ~10mA kowane sashe). An haɗa anodes gama gari zuwa transistor PNP wanda wani filin microcontroller ke kunna shi, yana ba da damar sarrafa wutar lantarki. Firmware ya haɗa da teburin neman don canza ƙimar binary daga ADC zuwa daidaitaccen tsarin sashe (misali, don nuna \"7\", sassuna A, B, da C suna haskakawa). Babban haske yana tabbatar da iya karantawa a cikin yanayin masana'antu.

11. Gabatarwar Ka'idar Aiki

LTS-546AKS yana aiki akan ka'idar electroluminescence a cikin haɗin p-n semiconductor. Kayan aiki shine AlInGaP. Lokacin da aka yi amfani da ƙarfin lantarki na gaba wanda ya wuce yuwuwar gina haɗin gwiwa (ƙarfin lantarki na gaba VF), electrons daga yankin n-type da ramuka daga yankin p-type ana shigar da su cikin yankin aiki. A can, sun sake haɗuwa, suna sakin makamashi a cikin nau'in photons. Takamaiman abun da ke cikin gawa na AlInGaP yana ƙayyade makamashin bandgap, wanda yake daidai da tsawon zango (launi) na hasken da aka fitar—a wannan yanayin, rawaya (~587-588 nm). Fuskar launin toka da abin rufe fuska na sassuna fari suna taimakawa wajen sha hasken yanayi da kuma nuna hasken da aka fitar yadda ya kamata, bi da bi, suna haɓaka bambanci.

12. Trends na Fasaha da Ci gaba

Fasahar AlInGaP tana wakiltar cikakkiyar mafita mai inganci don LED masu haske ja, orange, da rawaya. Trends na yanzu a cikin LED displays suna motsawa zuwa mafi girman yawan pixel (ƙaramin tazara), iyawar cikakken launi, da haɗin kai kai tsaye tare da na'urorin lantarki (kamar COB - Chip-on-Board). Yayin da sabbin kayan kamar Gallium Nitride (GaN) don LED shuɗi/kore/fari sun ga ci gaba mai sauri, AlInGaP ya kasance babban kuma mafi ingantaccen fasaha don mafi tsayin tsayin zango (ja-rawaya) na bakan. Ci gaba na gaba na iya mayar da hankali kan ƙarin ingantattun ingantattun aiki, aiki mai zafi mafi girma, har ma da bayanan kunshi mafi sirara, amma ana sa ran ka'idar asali da fa'idodin AlInGaP don nuni masu launi ɗaya kamar LTS-546AKS za su kasance masu dacewa don aikace-aikacen da aka keɓance waɗanda ke buƙatar babban dogaro da takamaiman wuraren launi.