LTC-2630JD 0.28-inch (7.0mm) Tsawon Lambobi AlInGaP LED Display Datasheet - Takardun Fasaha na Hausa

1. Bayanin Samfur

LTC-2630JD ƙaramin kayan aiki ne na nunin lambobi bakwai, an ƙera shi don aikace-aikacen da ke buƙatar karanta lambobi a sarari tare da ƙarancin amfani da wutar lantarki. Yana da lambobi uku, kowannensu yana da tsawon harafi 0.28 inches (7.0 millimeters). Fasahar cibiyarsa tana amfani da AlInGaP (Aluminum Indium Gallium Phosphide) guntu na LED ja masu inganci. An ƙera waɗannan guntun a kan wani abu marar gani na GaAs, wanda ke taimakawa wajen samun bambanci mai kyau. Nunin yana nuna fuska mai launin toka tare da sassuna fari, yana ba da kyakkyawan bayyanar gani a ƙarƙashin yanayin haske daban-daban.

Ana rarraba wannan na'urar a matsayin nunin gama-gari na anode, ma'ana an haɗa anode na kowane lamba a ciki, yana ba da damar sarrafa su ta hanyar rarraba lokaci. Wannan ƙira ta dace da tsarin da ke da microcontroller inda rage yawan filaye yake da muhimmanci. An haɗa maki goma na hannun dama a cikin kunshin. Manufofinsa na farko sune aiki da ƙarancin wutar lantarki, haske mai ƙarfi, kusurwoyin kallo masu faɗi, da amincin tsarin ƙwaƙƙwaran, wanda ya sa ya dace da nau'ikan kayayyaki na masu amfani, masana'antu, da kayan aikin ma'auni.

2. Fassarar Maƙasudin Ma'auni na Fasaha

2.1 Halayen Hoto da Na Gani

Aikin gani shine babban ƙarfin wannan nunin. A daidai gwargwadon gwajin na'urar na 1mA a kowane sashe, matsakaicin ƙarfin haske yana kewayo daga mafi ƙanƙanta 200 µcd zuwa mafi girma 600 µcd, tare da ƙimar da aka bayar. Wannan haske mai ƙarfi a ƙarancin wutar lantarki sakamako ne kai tsaye na ingancin kayan AlInGaP. Tsawon zango mai rinjaye (λd) an ƙayyade shi a 640 nm, kuma tsayin fitarwa mafi girma (λp) shine 656 nm, duk an auna su a IF=20mA, yana sanya fitarwa a cikin yanki mai launin ja na bakan. Ramin rabin layin bakan (Δλ) shine 22 nm, yana nuna ƙaramin bandwidth da launi mai cikar gaske. An tabbatar da daidaitawar ƙarfin haske tsakanin sassuna ya kasance cikin rabo 2:1 a 10mA, yana tabbatar da kamanni iri ɗaya a duk sassunan da aka kunna na lamba.

2.2 Ma'auni na Lantarki

Halayen lantarki suna ayyana iyakokin aiki da yanayi. Matsakaicin ƙimar ƙididdiga suna saita iyakoki masu tsauri: ci gaba da gudanar da wutar lantarki na 25 mA a kowane sashe (ragewa a layi sama da 25°C a 0.33 mA/°C), kololuwar gudanar da wutar lantarki na 100 mA don aikin bugun jini (1/10 aikin aiki, 0.1ms faɗin bugun jini), da matsakaicin juzu'in juzu'i na 5V. Rage wutar lantarki a kowane sashe bai kamata ya wuce 70 mW ba. A ƙarƙashin yanayin aiki na yau da kullun, gudanar da wutar lantarki (VF) a kowane sashe yana tsakanin 2.1V da 2.6V lokacin da aka tuka shi a 20mA. Juzu'in juzu'i (IR) shine matsakaicin 10 µA a cikakken juzu'in juzu'i na 5V. Waɗannan ma'auni suna da mahimmanci don ƙirar daidaitattun resistors masu iyakance wutar lantarki da da'irori masu tuki.

2.3 Ƙayyadaddun Yanayin Zafi da Muhalli

An ƙididdige na'urar don kewayon zafin jiki na aiki daga -35°C zuwa +85°C, tare da irin wannan kewayon zafin ajiya. Wannan faɗin kewayon yana tabbatar da ingantaccen aiki a cikin mawuyacin yanayi. An ba da takamaiman bayanin don soldering: na'urar na iya jure matsakaicin zafin jiki na 260°C har zuwa dakika 3, an auna shi a wani batu 1.6mm (1/16 inch) ƙasa da matakin wurin zama na kunshin. Yin bin wannan jagorar yana da mahimmanci don hana lalacewar zafi yayin aikin haɗawa.

3. Bayanin Tsarin Rarraba

Takardar bayanan tana nuna cewa na'urorin "An Rarraba su don Ƙarfin Hasken". Wannan yana nuna tsarin rarraba ko rarrabuwa bisa ga aunannin fitar haske a daidaitaccen yanayin gwaji (mai yiwuwa 1mA ko 10mA). Duk da cewa ba a bayyana takamaiman lambobin kwandon a cikin wannan takarda ba, irin wannan rarrabuwa yana ba masu ƙira damar zaɓar sassa tare da matakan haske masu daidaito don aikace-aikacensu, yana hana bambance-bambance a bayyane a cikin ƙarfin nunin tsakanin raka'a daban-daban a cikin jerin samarwa. Tabbacin daidaitawar ƙarfin 2:1 yana ƙara goyan bayan daidaito a cikin na'ura guda.

4. Bincike na Lanƙwasa Aiki

Takardar bayanan tana nuni zuwa "Lanƙwasa Halayen Lantarki / Na Gani na Yau da Kullun" waɗanda ke da mahimmanci don cikakken binciken ƙira. Ko da yake ba a ba da takamaiman lanƙwasa a cikin ɓangaren rubutun ba, zane-zane na yau da kullun don irin waɗannan na'urorin zai haɗa da:

• Ƙarfin Hasken vs. Gudanar da Wutar Lantarki (Lanƙwasa I-V):Wannan jadawali yana nuna yadda fitar haske ke ƙaruwa tare da wutar lantarki. Don LED na AlInGaP, dangantakar gabaɗaya tana kan layi a ƙananan wutar lantarki amma tana iya cika gaske a manyan wutar lantarki saboda tasirin zafi.
• Gudanar da Wutar Lantarki vs. Gudanar da Wutar Lantarki:Wannan lanƙwasa yana da mahimmanci don tantance raguwar wutar lantarki a kan LED a wuraren aiki daban-daban, wanda ake buƙata don ƙididdige buƙatun wutar lantarki da ƙirar direba.
• Ƙarfin Hasken vs. Yanayin Yanayi:Wannan makircin yana nuna yadda haske ke raguwa yayin da zafin haɗuwa ya tashi. Fahimtar wannan raguwa yana da mahimmanci don aikace-aikacen da ke aiki a manyan yanayin zafi.
• Rarraba Bakan:Jadawali da ke nuna ƙarfin da ya dace a tsawon zango, a tsakiya a kusa da kololuwar 656 nm, yana kwatanta tsaftar launi.

Ya kamata masu ƙira su tuntubi cikakken takardar bayanan tare da waɗannan lanƙwasa don inganta yanayin tuƙi don inganci, haske, da tsawon rai.

5. Bayanin Injiniya da Kunshin

5.1 Girman Kunshin

LTC-2630JD yana zuwa a cikin daidaitaccen kunshin nunin LED. An ba da duk girma a cikin millimeters tare da daidaitaccen jurewa na ±0.25 mm sai dai idan an ƙayyade in ba haka ba. Zanen zai yi cikakken bayani game da tsawon gabaɗaya, faɗi, da tsayin kunshin, tazarar lambobi, girman sashe, da matsayi da diamita na igiyoyin. Ana buƙatar ingantaccen bayanan injiniya don ƙirar daidaitattun sawun PCB da tabbatar da dacewar dacewa a cikin akwatin ƙarshen samfurin.

5.2 Haɗin Fil da Ganewar Polarity

Na'urar tana da tsarin fil 16. An ƙayyade fil a sarari:

• Fil 2, 5, 8: Gama-gari Anode don Lamba 1, Lamba 2, da Lamba 3 bi da bi.
• Fil 1, 4, 6, 7, 12, 15, 16: Cathodes don sassuna D, E, C, G, B, A, F bi da bi.
• Fil 3: Cathode don Maki Goma (D.P.).
• Fil 9, 10, 11, 13, 14: Babu Haɗin (N.C.).

Zanen da'irar ciki yana nuna tsarin gama-gari na anode da aka haɗa. Anode na kowane lamba ya bambanta, yayin da an haɗa cathodes don irin wannan sashe a duk lambobi uku a ciki. Wannan gine-gine daidaitacce ne don nunin da aka haɗa kuma yana rage yawan filayen direba da ake buƙata.

5.3 Ganewar Polarity da Sashe

Nunin yana amfani da tsarin gama-gari na anode. Yin amfani da wutar lantarki mai kyau ga takamaiman fil na anode na lamba yayin da ake zubar da wutar lantarki ta hanyar fil na cathode na sashe zai haskaka wannan sashe akan wannan lamba. Ana amfani da daidaitaccen lakabin sashe bakwai (A zuwa G) da maki goma. Bayanin "Rt.H.Decimal" yana tabbatar da cewa maki goma yana gefen dama na saitin lambobi.

6. Jagororin Solder da Hada

Mahimman ƙayyadaddun haɗawa shine bayanin yanayin zafin solder. Kayan aikin na iya jure kololuwar zafin jiki na 260°C har zuwa tsawon lokaci na dakika 3. Dole ne a ɗauki wannan ma'auni a igiya, 1.6mm ƙasa da jikin kunshin. Daidaitattun bayanan sake kwarara mara gubar (SnAgCu) yawanci suna dacewa da wannan ƙima. Yana da mahimmanci a bi waɗannan iyakoki don hana ɓarkewa, fashewa, ko lalacewar guntun LED na ciki da haɗin waya. Ana iya ba da shawarar gasa kafin a yi amfani da shi idan na'urorin sun fuskanci danshi, bisa ga daidaitattun hanyoyin MSL (Matakin Hankalin Danshi), ko da yake ba a bayyana takamaiman matakin MSL a cikin wannan ɓangaren ba.

7. Shawarwarin Aikace-aikace

7.1 Yanayin Aikace-aikace na Yau da Kullun

LTC-2630JD ya dace da kowane aikace-aikacen da ke buƙatar ƙaramin nunin lambobi, mai ƙarancin wutar lantarki, mai iya karantawa sosai. Amfanin gama gari ya haɗa da:

• Kayan Aunawa da Aunawa:Multimeters, ƙidaya mitar, wadatar wutar lantarki.
• Kayan Lantarki na Masu Amfani:Kayan aikin sauti (masu ƙara ƙarfi, masu karɓa), kayan aikin dafa abinci, agogo.
• Sarrafa Masana'antu:Mitan panel, alamomin tsari, nunin lokaci.
• Bayan Kasuwan Motoci:Ma'auni da karantawa inda ja mai haske ya zama launi na gama gari.

7.2 Abubuwan Ƙira da Da'irar Direba

Don amfani da wannan nunin yadda ya kamata, ana buƙatar da'irar direba mai haɗawa. Ana amfani da microcontroller tare da isassun filaye na I/O ko takamaiman direban nunin IC (kamar MAX7219 ko HT16K33). Tsarin ƙira ya haɗa da:

1. Iyakance Wutar Lantarki:Ƙididdige resistors na jerin don kowane layin cathode bisa ga wutar lantarki da ake so na sashe da raguwar wutar lantarki gaba. Misali, don cimma 10mA a kowane sashe tare da wadatar wutar lantarki 5V da VF na 2.4V, ana buƙatar resistor na R = (5V - 2.4V) / 0.01A = 260Ω (yi amfani da ƙimar daidaitaccen 270Ω).
2. Mita Haɗawa:Zaɓi ƙimar sabunta wanda ya isa don guje wa kyan gani, yawanci sama da 60 Hz a kowane lamba. Tare da lambobi uku, ƙimar binciken ya kamata ya zama >180 Hz. Idon ɗan adam yana ganin hoto mai tsayayye saboda dagewar gani.
3. Ƙarfin Direba:Tabbatar da tashoshin microcontroller ko direba IC na iya zubar da jimillar wutar lantarki na cathode. Lokacin da lamba ɗaya ta kasance a kunne, duk wutar lantarki na sassunanta masu haske suna taruwa a anode gama-gari. Idan sassuna 7 suna kunne a 10mA kowanne, dole ne direban anode ya samar da 70mA.
4. Gudanar da Wutar Lantarki:Aikin ƙarancin wutar lantarki (har zuwa 1mA a kowane sashe) ya sa wannan nunin ya dace da na'urorin da ke amfani da baturi. Daidaitawar wutar lantarki bisa ga hasken yanayi na iya ƙara adana wutar lantarki.

8. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da tsofaffin fasahohi kamar daidaitattun LED ja na GaAsP (Gallium Arsenide Phosphide), kayan AlInGaP a cikin LTC-2630JD suna ba da ingantaccen inganci sosai. Wannan yana fassara zuwa mafi girma haske a wutar lantarki iri ɗaya ko daidai haske a ƙarancin wutar lantarki, yana ba da damar rage amfani da wutar lantarki kai tsaye. Idan aka kwatanta da wasu nunin masu rahusa sosai, "rarrabuwa don ƙarfin haske" da tabbataccen daidaitawar sashe suna ba da bayyanar ƙwararru da daidaito. Tsawon lambobi 0.28-inch yana ba da daidaito mai kyau tsakanin iya karantawa da sararin allo, yana da girma fiye da nunin ƙananan ƙanana amma ya fi ƙanƙanta fiye da lambobi 0.5-inch ko mafi girma.

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

Q: Menene mafi ƙarancin wutar lantarki da ake buƙata don ganin haske?

A: Duk da cewa an siffanta na'urar har zuwa 1mA, LED na iya fitar da hasken da ake iya gani a ƙarancin wutar lantarki, watakila a cikin dubunnan microamps. Duk da haka, don ingantaccen haske kuma mai daidaito a cikin aikace-aikace, ana ba da shawarar yin aiki a cikin kewayon da aka siffanta (1mA da sama).

Q: Shin zan iya tuƙa wannan nunin tare da tushen wutar lantarki na yau da kullun ba tare da resistor mai iyakance wutar lantarki ba?

A:No.LED na'urori ne masu tuƙa wutar lantarki. Haɗa su kai tsaye zuwa tushen wutar lantarki wanda ya wuce gudanar da wutar lantarki gaba zai haifar da wutar lantarki mai yawa, yana iya lalata sashen kusan nan take saboda guduwar zafi. Resistor na jerin iyakance wutar lantarki ko direba mai wutar lantarki na yau da kullun dole ne koyaushe.

Q: Me yasa akwai filaye "Babu Haɗin"?

A: Kunshin mai yiwuwa yana da daidaitaccen sawun fil 16 na DIP (Kunshin Biyu-layi). Yin amfani da filayen N.C. yana taimakawa tare da kwanciyar hankali na injiniya yayin solder kuma yana iya zama gadon ƙirar kunshin da aka raba da ake amfani da shi don wasu bambance-bambancen nunin tare da ƙarin fasali (misali, tare da colon ko ƙarin alamomi).

Q: Ta yaya zan iya ƙididdige amfani da wutar lantarki na nunin?

A: Don nunin da aka haɗa, ana ƙididdige matsakaicin wutar lantarki. Misali, tare da lambobi 3, kowane sashe ana tuƙa shi a 10mA (VF=2.4V), kuma lamba ɗaya tana aiki a lokaci guda (1/3 aikin aiki), matsakaicin wutar lantarki a kowane sashe shine 10mA / 3 ≈ 3.33mA. Idan sassuna 7 suna kunne a kowane lamba, matsakaicin wutar lantarki ≈ sassuna 7 * 3.33mA * 2.4V = ~56 mW a kowane lamba. Jimillar wutar lantarki ta nunin zai kasance kusan sau uku wannan idan duk lambobi sun kasance a kunne akai-akai, amma haɗawa yana raba kaya akan lokaci.

10. Nazarin Shari'ar Ƙira da Amfani

Shari'a: Ƙirar Ma'aunin Zafi na Lantarki na Hannu

Mai ƙira yana ƙirƙirar ma'aunin zafi na hannu wanda dole ne ya yi aiki na watanni akan baturi 9V guda. Sun zaɓi LTC-2630JD saboda ƙarancin ƙarfinsa na wutar lantarki. Microcontroller yana aiki a 3.3V. Mai ƙira ya zaɓi tuƙa kowane sashe a 2mA don isasshen iya karantawa a cikin gida. Yin amfani da wadatar wutar lantarki 3.3V da VF na 2.4V, resistor mai iyakance wutar lantarki shine (3.3V - 2.4V) / 0.002A = 450Ω. An zaɓi direban IC mai haɗawa tare da ƙarancin wutar lantarki mara aiki. Ana kunna nunin kawai lokacin da aka danna maɓalli, yana ƙara adana wutar lantarki. Fuskar toka tana ba da kyakkyawan bambanci a cikin duhu da hasken yanayi mai haske, kuma ingancin LED na AlInGaP yana tabbatar da cewa lambobin suna bayyana a sarari ko da a ƙarancin wutar lantarki na 2mA, yana cimma burin tsawon rai na baturi.

11. Gabatar da Ka'idar Aiki

Nunin sashe bakwai tarin diodes masu fitar da haske ne (LED) waɗanda aka jera a cikin tsarin lamba takwas. Ta hanyar haskaka takamaiman sassuna (masu lakabi A zuwa G), ana iya samar da duk lambobi goma daga 0 zuwa 9. LTC-2630JD ya ƙunshi irin waɗannan tarin lambobi uku a cikin kunshin ɗaya. Yana amfani datsarin haɗin gama-gari na anodeA ciki, anodes (tashoshi masu kyau) na duk LED na Lamba 1 an haɗa su zuwa fil 2, Lamba 2 zuwa fil 5, da Lamba 3 zuwa fil 8. An haɗa cathodes (tashoshi marasa kyau) na duk sassunan 'A' (daga duk lambobi uku) tare zuwa fil 15, duk sassunan 'B' zuwa fil 12, da sauransu. Don nuna lamba, microcontroller:

1. Saita fil na anode don lambar da aka yi niyya zuwa babban dabaru (ko haɗa shi zuwa Vcc ta hanyar transistor).

2. Saita filayen cathode don sassunan da ya kamata su kasance KUNNE zuwa ƙananan dabaru (ƙasa), yana zubar da wutar lantarki ta cikinsu.

3. Bayan ɗan gajeren lokaci (misali, 5ms), yana kashe anode na wannan lamba.

4. Yana maimaita matakai 1-3 don lamba ta gaba. Wannan yana faruwa da sauri har duk lambobi sun bayyana suna ci gaba da haskakawa.

12

The use of AlInGaP material represents an advancement over older LED technologies for red and amber colors, offering superior efficiency and brightness. The trend in display technology continues towards even higher efficiency materials like InGaN (for blue/green/white) and micro-LEDs. However, for standard segmented displays, AlInGaP remains a dominant and cost-effective solution for red/orange/yellow outputs. Another trend is the integration of driver circuitry directly into the display module ("intelligent displays"), reducing the external component count and microcontroller overhead. While the LTC-2630JD is a traditional passive component, its low-power characteristics align well with the overarching industry demands for energy efficiency and longer battery life in portable devices. Future developments may focus on even lower voltage operation and broader temperature ranges for automotive and industrial applications.