Bayanin Fasaha na LED Display LTD-322KD-31 - Tsawon Lamba 0.3-inch - Hyper Red - Karfin Wutar Gaba 2.6V - Takardar Fasaha ta Hausa

1. Bayanin Samfur

LTD-322KD-31 wani kayan aiki ne na nuni mai lamba biyu, mai sassa bakwai (seven-segment) wanda aka tsara don aikace-aikacen karanta lambobi. Yana da tsawon lamba 0.3 inches (7.62 mm), yana ba da haruffa masu bayyanawa da karantawa wadanda suka dace da kayan aikin lantarki iri-iri. Na'urar tana amfani da fasahar semiconductor ta AlInGaP (Aluminum Indium Gallium Phosphide) don samar da fitar da haske mai launin Hyper Red, wanda ke da halayen haske mai yawa da tsabtar launi mai kyau. Nuni yana da fuskar baki tare da sassa fari, yana haifar da bayyanar da ke da bambanci sosai wanda ke kara karantawa a karkashin yanayin haske daban-daban. An gina shi da wani kayan madubi na musamman wanda zai iya jure matakan gudanar da solder mai zafi sosai, yana mai da shi mai kauri don layukan tara na yau da kullun. Kunshin ba shi da gubar kuma ya bi ka'idojin RoHS.

1.1 Siffofi Masu Muhimmanci

• Tsawon lamba 0.3 inch (7.62 mm) don bayyanawa mai kyau.
• Yana amfani da guntu na LED na AlInGaP Hyper Red don haske mai yawa da inganci.
• Sassa masu ci gaba daidai suna tabbatar da bayyanar haruffa iri daya.
• Bukatar wutar lantarki kadan, ya dace da na'urorin da ke amfani da baturi.
• Bayyanar haruffa mai kyau tare da bambanci mai yawa (fuskar baki, sassa fari).
• Fadin kusurwar kallo don saka sassau da tsara mai amfani.
• Amincewa mai yawa saboda ginin kayan aiki mai karfi.
• An rarrabe karfin haske (binned) don daidaita aiki.
• Kunshin maras gubar wanda ya dace da ka'idojin muhalli.

1.2 Bayanin Na'ura

Lambar sashi LTD-322KD-31 ta musamman tana nuna nuni mai lamba biyu (duplex), mai mahaifar cathode gama gari tare da maki goma na hannun dama. Tsarin mahaifar cathode gama gari yana sauƙaƙa da'irar tuƙi, saboda duk LED na sassa don lamba ta musamman suna raba haɗin ƙasa gama gari. An haɗa maki goma na hannun dama don nuna ƙimar ɓangarori.

2. Bayanin Injina da Kunshin

2.1 Girman Kunshin

An ayyana jigon injin nuni a cikin takardar bayanin fasaha tare da duk girmansu da aka bayar a cikin milimita. Muhimman bayanan girma sun haɗa da:

• Tolerance na girma gabaɗaya shine ±0.25 mm sai dai idan an faɗi akasin haka.
• Tolerance na motsin ƙarshen fil ɗin shine ±0.4 mm.
• An ayyana takamaiman ma'auni na inganci don yankin sashe: kayan waje ≤10 mil, gurɓataccen tawada ≤20 mil, da kumfa ≤10 mil.
• Lanƙwasa na madubi yana iyakance zuwa 1% na tsawonsa.
• Ana ba da shawarar diamita rami na allon da'ira (PCB) na 1.0 mm don mafi kyawun taro.

2.2 Bayyanar Jiki da Gano Polarity

Nuni yana da fuskar baki. An fenti ɓangarori huɗu na kunshin da baki ta amfani da tawada, yayin da wani ɓangare na musamman aka fenti shi da alƙalami baƙi, yana haifar da ɗan bambanci na gani. Wannan ɓangaren yana aiki azaman alamar jiki don polarity ko daidaitawa yayin taro. Haɗin fil ɗin an bayyana shi a sarari don hana shigar da kuskure.

3. Halayen Lantarki da Na Haske

3.1 Matsakaicin Matsakaicin Ma'auni

Waɗannan ma'auni suna ayyana iyakokin da za su iya haifar da lalacewa ta dindindin ga na'urar. An ƙayyade su a yanayin zafin muhalli (Ta) na 25°C.

• Rushewar Wutar Lantarki kowane Sashe: 70 mW
• Matsakaicin Halin Gaba kowane Sashe: 90 mA (a cikin sake zagayowar aiki 1/10, faɗin bugun jini 0.1ms)
• Ci gaba da Halin Gaba kowane Sashe: 25 mA (rage layi ta 0.33 mA/°C sama da 25°C)
• Kewayon Zafin Aiki: -35°C zuwa +85°C
• Kewayon Zafin Ajiya: -35°C zuwa +85°C
• Yanayin Solder: 265 ±5°C na dakika 5, tare da ƙarshen guntun ƙarfe na solder da aka sanya 1/16 inch ƙasa da matakin wurin zama.

3.2 Halayen Lantarki/Haske

Waɗannan su ne madaidaicin sigogin aiki da aka auna a Ta=25°C.

• Matsakaicin Karfin Hasken Haske kowane Sashe (IV):
  • MIN: 320 µcd, TYP: 900 µcd a IF=1mA
  • TYP: 11700 µcd a IF=10mA
• Matsakaicin Tsawon Tsawon Tsawon Tsawon (λp): 650 nm (a IF=20mA)
• Rabin Faɗin Layin Bakan (Δλ): 20 nm (a IF=20mA)
• Matsakaicin Tsawon Tsawon Tsawon (λd): 639 nm (tolerance ±1 nm) (a IF=20mA)
• Karfin Wutar Gaba kowane Guntu (VF): TYP 2.6V, kewayon 2.1V zuwa 2.6V (tolerance ±0.1V) (a IF=20mA)
• Halin Baya kowane Sashe (IR): MAX 100 µA (a VR=5V) - Lura: Wannan don gwaji ne kawai, ba don ci gaba da aiki ba.
• Matsakaicin Daidaitawar Karfin Hasken Haske: MAX 2:1 (tsakanin sassa a cikin yankin haske iri ɗaya a IF=1mA)
• Ƙayyadaddun Magana Tsakanin: ≤ 2.5%

3.3 Rarraba Kewayon Kwandon (Tsarin Grading)

An rarraba karfin haske na LED zuwa kwandon don tabbatar da daidaito a cikin rukunin samarwa. Lambobin kwandon (F, G, H, J, K) sun dace da takamaiman mafi ƙanƙanta da matsakaicin ƙimar karfin haske a cikin microcandelas (µcd), kowannensu yana da tolerance na ±15%. Wannan yana ba masu ƙira damar zaɓar nunin da suka dace da matakan haske.

4. Da'irar Ciki da Tsarin Fil

4.1 Zanen Da'irar Ciki

Nuni yana da da'irar ciki inda kowane ɗayan sassa bakwai (A zuwa G) da maki goma (DP) a cikin kowane lamba ya zama LED na mutum. An haɗa mahaifar cathode na duk sassa don Lamba 1 tare zuwa fil gama gari, da haka ma don Lamba 2. Wannan ya zama tsarin mahaifar cathode gama gari ga kowane lamba.

4.2 Teburin Haɗin Fil

Na'urar tana da tsarin fil 10. Pinout kamar haka:

• Fil 1: Anode G (Sashe G)
• Fil 2: Babu Haɗi (N/C)
• Fil 3: Anode A (Sashe A)
• Fil 4: Anode F (Sashe F)
• Fil 5: Mahaifar Cathode Gama Gari don Lamba 2
• Fil 6: Anode D (Sashe D)
• Fil 7: Anode E (Sashe E)
• Fil 8: Anode C (Sashe C)
• Fil 9: Anode B (Sashe B)
• Fil 10: Mahaifar Cathode Gama Gari don Lamba 1

Wannan tsari yana ba da damar tuƙi mai yawa, inda lambobi biyu ke haskakawa a madadin a babban mitar don haifar da hasashen duka suna kan lokaci guda.

5. Jagororin Aikace-aikace da Gargaɗi

5.1 Amfanin Da Ake Nufi da La'akari da Ƙira

An tsara wannan nuni don kayan aikin lantarki na yau da kullun ciki har da kayan aikin ofis, na'urorin sadarwa, da aikace-aikacen gida. Don aikace-aikacen da ke buƙatar amincin da ya bambanta inda gazawar zai iya haifar da haɗari (misali, jiragen sama, tsarin likita), ana buƙatar tuntuba kafin amfani. Muhimman abubuwan da ake la'akari da su sun haɗa da:

• Da'irar Tuƙi:Ana ba da shawarar tuƙi na yau da kullun don tabbatar da fitar da haske iri ɗaya da tsawon rai. Dole ne a tsara da'irar don ɗaukar cikakken kewayon ƙarfin wutar gaba (VF: 2.1V zuwa 2.6V) don tabbatar da cewa an isar da halin tuƙi da ake nufi a ƙarƙashin duk yanayi.
• Gudanar da Halin Yanzu da Zafin Jiki:Yin aiki da nuni sama da halin yanzu da aka ba da shawarar ko zafin muhalli zai haifar da saurin lalacewar fitar da haske da yuwuwar gazawa da wuri. Dole ne a rage halin tuƙi don mafi girman yanayin zafin muhalli.
• Da'irorin Kariya:Ya kamata da'irar tuƙi ta haɗa da kariya daga ƙarfin wutar baya da ƙararrakin ƙarfin wutar lokaci-lokaci waɗanda zasu iya faruwa yayin kunna wutar ko kashewa, saboda waɗannan na iya lalata guntu na LED.
• Gudun Karkatar da Baya:Ya kamata a guji karkatar da baya na ci gaba saboda zai iya haifar da ƙaura na ƙarfe a cikin semiconductor, yana ƙara yawan ruwan zubewa ko haifar da gajeren kewayawa.

5.2 Taro da Kula da Gudanarwa

• Solder:Ku bi ƙa'idar yanayin solder da aka ƙayyade (265°C ±5°C na dakika 5). Zafin jikin nuni da kansa bai kamata ya wuce matsakaicin ma'auni yayin taro ba.
• Damuwa ta Injiniya:Kada ku yi amfani da ƙarfi mara kyau ga jikin nuni yayin taro. Yi amfani da kayan aiki da hanyoyin da suka dace.
• Yanayin Muhalli:Guɓe sauye-sauyen sauri a cikin yanayin zafin muhalli, musamman a cikin yanayi mai yawan zafi, don hana hazo ya samo asali a saman LED, wanda zai iya shafar aiki ko haifar da lalacewa.
• Ajiya:Ajiye a cikin ƙayyadadden kewayon zafin jiki (-35°C zuwa +85°C). Ƙarin bayanan yanayin ajiya suna gargaɗi game da yanayin da zai iya haifar da shigar da danshi ko damuwa ta injiniya.
• Hulɗar Panel Gaba/Tace:Idan an yi amfani da fim ɗin bugawa ko tace tsari akan saman nuni ta amfani da manne mai matsa lamba, ba a ba da shawarar barin wannan gefen ya kasance cikin haɗin kai tare da panel gaba ko murfi. Matsi ko gogayya na iya haifar da fim ɗin ya motsa daga matsayinsa na asali.

6. Bincike na Aiki da Kwatancen Fasaha

6.1 Bincike na Lanƙwasa Aiki

Yayin da aka ambaci takamaiman lanƙwasa na hoto a cikin takardar bayanin fasaha, ana iya ƙididdige aikin yau da kullun na LED na AlInGaP Hyper Red:

• Lanƙwasa IV (Halin Yanzu-Ƙarfin Wutar Lantarki):Yana nuna halayen diode na yau da kullun tare da ƙarfin wutar gaba yawanci kusan 2.6V a 20mA. Lanƙwasa yana da tsayi sosai, yana nuna ingantaccen gudanar da wutar lantarki da zarar an kai ƙarfin wutar kunna.
• Karfin Hasken Haske vs. Halin Yanzu (LI-I):Fitar da haske yana ƙaruwa da yawa tare da halin yanzu a ƙananan matakan, yana zama mafi layi a manyan halayen yanzu. Yin aiki a 10mA yana ba da haske mai yawa fiye da a 1mA, kamar yadda aka nuna a cikin ƙayyadaddun bayanai.
• Dogaro da Zafin Jiki:Ƙarfin wutar gaba (VF) yana da ma'auni mara kyau na zafin jiki (yana raguwa tare da ƙara zafin jiki). Karfin haske yawanci yana raguwa yayin da zafin haɗin gwiwa ya tashi, wanda shine dalilin da yasa gudanar da zafin jiki da rage halin yanzu suke da mahimmanci.
• Rarraba Bakan:Matsakaicin tsawon tsawon tsawon 650 nm da tsawon tsawon tsawon 639 nm sun sanya wannan LED a cikin yankin ja mai zurfi/hyper red na bakan. Ƙunƙarar rabin faɗin bakan (20 nm) yana nuna tsabtar launi mai kyau.

6.2 Bambanci daga Sauran Fasahohi

Idan aka kwatanta da tsofaffin GaAsP ko daidaitattun LED na GaP ja, fasahar AlInGaP tana ba da fa'idodi da yawa:

• Mafi Girman Inganci da Hasken Haske:AlInGaP yana ba da ingantaccen ingancin haske, yana haifar da fitar da haske mafi girma don halin tuƙi iri ɗaya.
• Mafi Kyawun Kwanciyar hankali na Zafin Jiki:Yayin da har yanzu yana da zafin jiki, AlInGaP gabaɗaya yana kiyaye aiki mafi kyau a manyan yanayin zafi fiye da tsofaffin fasahohi.
• Mafi Girman Launi:Launin hyper red sau da yawa ana ganinsa a matsayin mai rai da cika.
• Amfani da substrate na GaAs mara bayyanawa yana taimakawa wajen jagorantar haske gaba, yana inganta inganci gabaɗaya idan aka kwatanta da wasu ƙirar substrate masu bayyanawa.

7. Yanayin Aikace-aikace na Yau da Kullun da Harka ta Ƙira

7.1 Yanayin Aikace-aikace

LTD-322KD-31 ya dace da kowane na'ura da ke buƙatar nuni mai lamba mai ƙarami, mai haske, kuma mai dogaro. Aikace-aikacen gama gari sun haɗa da:

• Kayan aikin gwaji da aunawa (ma'auni masu yawa, wutar lantarki).
• Kayan lantarki na mabukaci (masu ƙara ƙarar sauti, rediyon agogo, kayan aikin dafa abinci).
• Panels na sarrafa masana'antu da masu ƙidayar lokaci.
• Tashoshin sayar da kayayyaki da na'urorin lissafi.
• Kayan kari na mota (misali, masu sa ido kan ƙarfin wutar lantarki).

7.2 Harka ta Ƙira: Da'irar Tuƙi Mai Yawa

Ƙira ta yau da kullun tana amfani da microcontroller don tuƙa wannan nuni a cikin tsari mai yawa. Microcontroller zai sami saitin fitarwa 8 guda biyu (sassa 7 + goma) wanda aka haɗa zuwa anodes na sashe (fil 1,3,4,6,7,8,9 da anode maki goma idan an yi amfani da shi). Ƙarin fil ɗin microcontroller guda biyu, waɗanda aka tsara azaman buɗe-ɗrain ko haɗa ta hanyar transistors, za su sarrafa fil ɗin cathode gama gari (5 da 10). Tsarin software zai:

1. Kashe duka direbobin cathode gama gari.
2. Fitar da tsarin sashe don Lamba 1 zuwa layukan sashe.
3. A takaice kunna (ƙasa) mahaifar cathode gama gari don Lamba 1.
4. Bayan ɗan jinkiri (misali, 5-10ms), kashe cathode na Lamba 1.
5. Fitar da tsarin sashe don Lamba 2.
6. A takaice kunna mahaifar cathode gama gari don Lamba 2.
7. Maimaita sake zagayowar a mitar da ta isa don guje wa kallon flicker (yawanci >60Hz).

Ana buƙatar resistors masu iyakance halin yanzu a jere tare da kowane layin anode na sashe. An ƙididdige ƙimarsu dangane da ƙarfin wutar lantarki (Vcc), ƙarfin wutar gaba na LED (VF ~2.6V), da halin yanzu na sashe da ake so (misali, 10mA don haske mai yawa): R = (Vcc - VF) / I_segment. Ana iya amfani da direba na halin yanzu na yau da kullun IC maimakon resistors don mafi daidaitaccen sarrafa haske mai kwanciyar hankali.

8. Tambayoyin da Ake Yawan Yi (FAQ)

8.1 Menene manufar karfin haske da aka yi wa kwandon?

Binning yana tabbatar da daidaito a cikin samarwa. Lokacin amfani da nunin da yawa a cikin samfur ɗaya (kamar panel mai lamba da yawa), ƙayyade lambar kwandon iri ɗaya yana tabbatar da cewa duk lambobi za su sami haske daidai gwargwado, yana hana wasu lambobi su bayyana duhu ko haske fiye da sauran.

8.2 Zan iya tuƙa wannan nuni tare da tushen ƙarfin wutar lantarki na yau da kullun?

Ba a ba da shawarar ba. LED na'urori ne masu tuƙi na halin yanzu. Ƙarfin wutar gabansu yana da tolerance kuma ya bambanta da zafin jiki. Tushen ƙarfin wutar lantarki na yau da kullun tare da resistor a jere shine kusan kusan gama gari, amma don mafi kyawun aiki da tsawon rai, musamman a kan kewayon zafin jiki mai faɗi, direba na halin yanzu na gaskiya ya fi girma.

8.3 Me yasa akwai fil "Babu Haɗi"?

Kunshin fil 10 mai yiwuwa ya zama sawun ƙafa na yau da kullun. Fil 2 an bar shi azaman Babu Haɗi (N/C) a cikin wannan bambance-bambancen na'ura na musamman. Kada a haɗa shi da kowane alamar da'ira.

8.4 Ta yaya zan fassara "Ƙayyadaddun Magana Tsakanin ≤ 2.5%"?

Magana tsakanin yana nufin hasken sashe da ba a so wanda ake nufin ya kashe, wanda ya haifar da zubar da halin yanzu ko haɗin ƙarfin ƙarfi daga sassa masu kusa da aka tuƙa. Ƙimar ≤2.5% tana nufin karfin haske na sashe "kashe" bai kamata ya wuce 2.5% na ƙarfin sashe "kan" cikakke ba a ƙarƙashin ƙayyadadden yanayi, yana tabbatar da kyakkyawan bambanci tsakanin sassa masu aiki da marasa aiki.

8.5 Menene ma'anar "Hyper Red" idan aka kwatanta da ja na yau da kullun?

Hyper Red yawanci yana nuna LED tare da tsawon tsawon tsawon tsawon fiye da na LED na ja na yau da kullun, sau da yawa a cikin kewayon 630-660 nm. Ya bayyana a matsayin launin ja mai zurfi, mai cika. Matsakaicin tsawon tsawon tsawon LTD-322KD-31 na 639 nm ya shiga cikin wannan rukunin, yana ba da tasirin gani mai yawa da kyakkyawan aiki a aikace-aikacen da bambancin launi yake da mahimmanci.