LTC-4627JD LED Nuni Takardar Bayani - 0.4-inch Tsawon Lambobi - Launi Hyper Red - 2.6V Farashin Gaba - 70mW Rage Wutar Lantarki - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfur

LTC-4627JD nuni ne na LED mai lambobi hudu, mai sassa bakwai, wanda aka ƙera don aikace-aikacen da ke buƙatar karanta lambobi a sarari. Kowane lamba yana da tsawon inci 0.4 (10.0 mm), yana ba da kyakkyawan gani. Na'urar tana amfani da fasahar semiconductor na AlInGaP (Aluminum Indium Gallium Phosphide) don samar da haske mai launin ja mai ƙarfi (Hyper Red). Nuni yana da fuskar launin toka tare da alamun sassa farare, wanda ke haɓaka bambanci da karantawa. An gina shi azaman nau'in anode gama-gari mai yawa (multiplex common anode), wanda shine daidaitaccen tsari don nunin lambobi da yawa don rage adadin fil ɗin tuƙi da ake buƙata.

1.1 Muhimman Siffofi

• Tsawon lamba inci 0.4 (10.0 mm).
• Sassa masu ci gaba daidai don daidaiton bayyanar haruffa.
• Ƙarancin buƙatun wutar lantarki, ya dace da na'urorin da ke amfani da baturi.
• Kyakkyawan bayyanar haruffa tare da haske mai girma da bambanci mai girma.
• Faɗin kusurwar kallo don ganin daga wurare daban-daban.
• Amincewar ƙwaƙƙwaran jiki ba tare da sassa masu motsi ba.
• Ƙarfin haske an rarraba shi (binned) don daidaiton aiki a cikin raka'a daban-daban.
• Kunshin da ba shi da gubar wanda ya yi daidai da umarnin RoHS (Ƙuntata Abubuwa masu haɗari).

1.2 Gano Na'ura

Lambar sashi LTC-4627JD ta musamman tana nuna nuni na Hyper Red, mai yawan anode gama-gari tare da tsarin maki goma na hannun dama.

2. Zurfin Bincike Kan Sigogi na Fasaha

2.1 Matsakaicin Matsakaicin Ƙimar

Waɗannan ƙimar suna ayyana iyakokin da za su iya haifar da lalacewa ta dindindin ga na'urar. Dole ne a ci gaba da aiki a cikin waɗannan iyakoki koyaushe.

• Rage Wutar Lantarki a kowane Sashi:Matsakaicin 70 mW.
• Matsakaicin Halin Gaba na Gaba a kowane Sashi:Matsakaicin 90 mA, a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun jini 0.1ms).
• Ci gaba da Halin Gaba na Gaba a kowane Sashi:Matsakaicin 25 mA a 25°C. Wannan ƙimar tana raguwa a layi daya a 0.33 mA/°C yayin da yanayin yanayi ya ƙaru sama da 25°C.
• Kewayon Yanayin Aiki:-35°C zuwa +85°C.
• Kewayon Yanayin Ajiya:-35°C zuwa +85°C.
• Zazzabi na Solder:Matsakaicin 260°C na matsakaicin dakika 3, wanda aka auna 1.6mm (1/16 inch) a ƙasa da filin zama na kayan.

2.2 Halayen Lantarki & Na Gani

Waɗannan su ne madaidaicin sigogin aiki da aka auna a yanayin yanayi (Ta) na 25°C.

• Matsakaicin Ƙarfin Hasken (I_V):200 µcd (ƙarami), 650 µcd (na al'ada) a halin gaba (I_F) na 1 mA. Ana auna ƙarfi ta amfani da tacewa wanda ke kusantar amsawar ido na ɗan adam (lanƙwasa CIE).
• Matsakaicin Tsawon Tsawon Tsawon (λ_p):650 nm (na al'ada) a I_F=20mA.
• Rabin Faɗin Layin Bakan (Δλ):20 nm (na al'ada) a I_F=20mA, yana nuna tsaftar bakan hasken ja.
• Matsakaicin Tsawon Tsawon (λ_d):639 nm (na al'ada) a I_F=20mA, yana ayyana launin da ake gani.
• Farashin Gaba a kowane Sashi (V_F):2.1V (ƙarami), 2.6V (na al'ada) a I_F=20mA. Dole ne masu ƙira su yi la'akari da wannan kewayon don tabbatar da tuƙin halin yanzu da ya dace.
• Halin Baya a kowane Sashi (I_R):100 µA (matsakaici) a farashin baya (V_R) na 5V. Lura: Ba a yi niyya don ci gaba da aiki a ƙarƙashin bambancin baya ba.
• Matsakaicin Daidaitawar Ƙarfin Hasken (I_V-m):2:1 (matsakaici) a I_F=1mA. Wannan yana ƙayyadad da matsakaicin bambancin da aka yarda a cikin haske tsakanin sassa a cikin nuni ɗaya.

3. Bayanin Tsarin Rarraba (Binning)

Takardar bayani tana nuna cewa an rarraba ƙarfin haske. Wannan yana nufin an tsara nunin (binning) bisa ga ƙimar fitowar haske da aka auna a daidaitaccen gwajin halin yanzu. Ana ba da shawarar sosai don amfani da nunin daga rukunin ƙarfi ɗaya a cikin aikace-aikace ɗaya don guje wa bambance-bambancen haske da ake iya gani (rashin daidaituwar launi) tsakanin lambobi ko raka'a maƙwabta. Kodayake ba a yi cikakken bayani game da tsawon tsayi ko farashin gaba a cikin wannan takarda ba, irin wannan rarrabuwar al'ada ce a cikin masana'antar LED don tabbatar da daidaiton launi da na lantarki.

4. Bincike Kan Lanƙwasa Aiki

Takardar bayani tana nuni zuwa madaidaicin lanƙwasa halayen lantarki/na gani. Waɗannan siffofi masu hoto suna da mahimmanci ga ƙira:

• Lanƙwasa I-V (Hali-Farashi):Yana nuna alaƙa tsakanin farashin gaba da halin gaba, wanda ke da mahimmanci don ƙirar da'irar iyakance halin yanzu.
• Ƙarfin Hasken vs. Halin Gaba:Yana kwatanta yadda fitowar haske ke ƙaruwa tare da tuƙin halin yanzu, yana taimakawa wajen zaɓar wurin aiki don haske da inganci da ake so.
• Ƙarfin Hasken vs. Yanayin Yanayi:Yana nuna yadda fitowar haske ke raguwa yayin da zafin jiki ya tashi, wanda ke da mahimmanci ga sarrafa zafi a cikin yanayi mai zafi.
• Rarraba Bakan:Tsarin ƙarfin dangi da tsawon tsayi, yana tabbatar da matsakaicin tsawon tsayi da faɗin bakan.

5. Bayanin Injiniya & Kunshin

5.1 Girman Kunshin

Nuni yana zuwa a cikin daidaitaccen kunshin biyu a cikin layi (DIP). An ba da duk ma'auni a cikin milimita tare da juzu'i na gabaɗaya na ±0.25 mm sai dai idan an ƙayyade. Cikakken zanen injiniya yana nuna tsayin gabaɗaya, faɗi, tsayi, tazarar fil, da tazarar lambobi.

5.2 Haɗin Fil & Polarity

Na'urar tana da tsarin fil 16. Zanen da'irar ciki yana bayyana cewa nuni ne na anode gama-gari mai yawa. Wannan yana nufin an haɗa anodes na LEDs na kowane lamba tare a ciki, yayin da anodes na kowane nau'in sashi (A-G, DP) suka haɗa a cikin lambobi duka. Tsarin fil shine kamar haka:

• Fil 1: Anode Gama-gari don Lamba 1
• Fil 2: Anode Gama-gari don Lamba 2
• Fil 3: Cathode don Sashi D
• Fil 4: Anode Gama-gari don Sassa L1, L2, L3 (mai yuwuwa colon ko wasu alamomi)
• Fil 5: Cathode don Sashi E
• Fil 6: Anode Gama-gari don Lamba 3
• Fil 7: Cathode don Maki Goma (DP)
• Fil 8: Anode Gama-gari don Lamba 4
• Fil 9: Babu Haɗi
• Fil 10: Babu Fil
• Fil 11: Cathode don Sashi F
• Fil 12: Babu Fil
• Fil 13: Cathode don Sassa C da L3
• Fil 14: Cathode don Sassa A da L1
• Fil 15: Cathode don Sashi G
• Fil 16: Cathode don Sassa B da L2

6. Jagororin Solder & Taro

6.1 Sigogi na Solder

Matsakaicin zafin solder shine 260°C na matsakaicin tsawon dakika 3. Wannan yawanci yana don solder igiyar ruwa ko solder hannu, wanda aka auna a wani wuri 1.6mm ƙasa da jikin nuni. Don sake sake solder, ya kamata a yi amfani da daidaitaccen bayanin martaba maras gubar tare da matsakaicin zafin jiki wanda bai wuce 260°C ba.

6.2 Yanayin Ajiya

Ajiya daidai yana da mahimmanci don hana ƙwayar fil.

• Don Nunin DIP (LTC-4627JD):Ajiye a cikin kunshin asali a 5°C zuwa 30°C tare da ɗanɗano ƙasa da 60% RH. Idan an buɗe jakar shinge na ɗanɗano fiye da watanni 6, ana ba da shawarar gasa abubuwan a 60°C na awanni 48 kafin amfani, tare da kammala taro a cikin mako guda bayan gasa.
• Gargaɗi Gabaɗaya:Guɓe saurin canjin yanayin zafi a cikin yanayi mai ɗanɗano don hana hazo akan nuni. Kada a yi amfani da ƙarfin injiniya mara kyau yayin taro.

7. Shawarwari na Aikace-aikace

7.1 Yanayin Aikace-aikace na Al'ada

Wannan nuni ya dace da kayan aikin lantarki na yau da kullun waɗanda ke buƙatar karanta lambobi, kamar:

• Kayan aikin gwaji da aunawa (multimeters, ƙidaya).
• Panels iko na masana'antu da masu ƙidayar lokaci.
• Kayan amfanin gida (microwaves, ma'auni, kayan aikin sauti).
• Tashoshin siyarwa da nunin bayanai na asali.

Muhimmin Bayanin Kula:Takardar bayani ta bayyana a sarari cewa don kayan aiki na yau da kullun ne. Aikace-aikacen da ke buƙatar amincin musamman (jirgin sama, likita, amincin sufuri) suna buƙatar tuntuba da farko.

7.2 Abubuwan da ake la'akari da Ƙira

• Da'irar Tuƙi:Ana ba da shawarar tuƙi na halin yanzu akai-akai don daidaiton haske da tsawon rai. Dole ne a ƙirƙiri da'irar don ɗaukar cikakken kewayon farashin gaba (2.1V zuwa 2.6V).
• Iyakance Halin Yanzu:Dole ne a zaɓi halin yanzu na aiki bisa ga matsakaicin yanayin yanayi, la'akari da raguwar halin yanzu na 0.33 mA/°C sama da 25°C.
• Kariya:Ya kamata da'irar tuƙi ta haɗa da kariya daga farashin baya da saurin canjin farashi yayin sake zagayowar wutar lantarki don hana lalacewa.
• Yawan Aiki (Multiplexing):A matsayin nuni na anode gama-gari mai yawa, dole ne microcontroller ko ƙwaƙƙwaran tuƙi na musamman ya kunna kowane anode gama-gari na lamba a jere yayin samar da daidaitaccen tsarin cathode na sashi don wannan lamba. Dole ne ƙimar sabunta ta kasance mai girma sosai don guje wa flicker (yawanci >60 Hz).
• Haɗin Injiniya:Idan an yi amfani da panel na gaba ko fim, tabbatar cewa baya amfani da matsin lamba wanda zai iya canza abubuwan da aka buga ko lalata jikin nuni.

8. Kwatancen Fasaha & Bambance-bambance

Mahimman bambance-bambancen LTC-4627JD shine amfani da fasahar AlInGaP don fitar da Hyper Red da takamaiman tsarin injiniya/lantarki. Idan aka kwatanta da tsofaffin LED ja na GaAsP ko GaP, AlInGaP yana ba da inganci mafi girma, haske mafi kyau, da kwanciyar hankali mafi kyau na tsawon tsayi akan zafin jiki. Tsawon lamba inci 0.4 yana cike da kusurwa tsakanin ƙananan nunin (0.3-inch) da manyan nunin (0.5-inch ko 0.56-inch). Ƙirar anode gama-gari mai yawa shine ma'auni na masana'antu don nunin lambobi da yawa, yana daidaita adadin fil da rikitarwar direba.

9. Tambayoyin da ake yawan yi (FAQ)

9.1 Menene manufar "Matsakaicin Daidaitawar Ƙarfin Hasken"?

Wannan rabo (2:1 matsakaici) yana tabbatar da cewa a cikin na'urar nuni ɗaya, babu wani sashi da ya fi haske sau biyu fiye da wani lokacin da ake tuƙa shi a ƙarƙashin yanayi ɗaya. Wannan yana tabbatar da daidaiton bayyanar haruffan da aka kafa.

9.2 Me yasa ake ba da shawarar tuƙi na halin yanzu akai-akai akan farashi akai-akai?

Hasken LED shine da farko aikin halin yanzu. Farashin gaba (V_F) yana da kewayon juzu'i (2.1V-2.6V). Madogarar farashi akai-akai tare da mai juriya mai sauƙi zai haifar da halaye daban-daban (don haka matakan haske daban-daban) don nunin tare da V daban-daban_F. Madogarar halin yanzu akai-akai tana tabbatar da halin yanzu iri ɗaya, don haka daidaiton haske, ba tare da la'akari da V ba_F variations.

9.3 Zan iya tuƙa wannan nuni tare da microcontroller 5V kai tsaye?

A'a. Matsakaicin ci gaba da halin gaba a kowane sashi shine 25mA, kuma fil ɗin microcontroller GPIO da aka haɗa kai tsaye zai yi ƙoƙarin samar da/ɓoye halin yanzu mafi girma idan V na sashi_Fyana kusan 2.6V, wanda zai iya lalata microcontroller. Dole ne ku yi amfani da transistors na waje (don anodes gama-gari) da masu iyakance halin yanzu ko ƙwaƙƙwaran tuƙi na LED.

9.4 Me yake nufi da "Maki Goma na Hannun Dama" a cikin bayanin sashi?

Yana nuna matsayin LED ɗin maki goma. A wannan yanayin, maki goma yana gefen dama na lamba. Wasu nunin na iya ba da maki goma na hannun hagu ko na tsakiya.

10. Nazarin Shari'ar Ƙira ta Aiki

Yanayi:Ƙirar nunin voltmeter mai lambobi 4 ta amfani da LTC-4627JD, wanda ke amfani da tsarin 5V tare da microcontroller.

1. Zaɓin Direba:Zaɓi ƙwaƙƙwaran tuƙi na LED mai yawa (misali, MAX7219, TM1637) ko aiwatar da yawan aiki a cikin software ta amfani da GPIOs na microcontroller.
2. Saitin Halin Yanzu:Don kyakkyawan haske da tsawon rai, zaɓi halin yanzu na sashi na 10-15 mA. Duba cewa wannan yana cikin iyakar raguwa don matsakaicin yanayin yanayi da kuke tsammani.
3. Ƙirar Da'ira:Idan kuna amfani da ƙwaƙƙwaran tuƙi, bi takardar bayaninsa. Idan kuna amfani da transistors daban-daban, yi amfani da PNP ko P-channel MOSFETs don canza fil ɗin anode gama-gari (wanda aka haɗa zuwa 5V) da NPN ko N-channel MOSFETs/masu juriya a gefen cathode, wanda microcontroller ke sarrafa su. Ƙididdige masu iyakance halin yanzu: R = (V_CC- V_F- V_CE(sat)) / I_F. Yi amfani da matsakaicin V_F(2.6V) don lissafi mafi munin yanayi (mafi haske).
4. Software:Aiwatar da katsewar ƙidayar lokaci don sabunta nuni. Ya kamata tsarin ya kashe duk lambobi, saita tsarin sashi don lamba ta gaba, kunna anode gama-gari na wannan lamba, sannan a jira don yanki na lokaci mai yawa.
5. Zafi & Injiniya:Tabbatar da isasshen iska. Ƙirar panel na gaba tare da buɗaɗɗen buɗe ido ɗan ƙarami fiye da wurin kallon nuni don guje wa matsin lamba akan fuska.

11. Ka'idar Aiki

LTC-4627JD ya dogara ne akan fasahar semiconductor na AlInGaP. Lokacin da aka yi amfani da farashin gaba wanda ya wuce ƙarfin haɗin diode, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki, suna sakin makamashi a cikin nau'in photons. Takamaiman abun da ke cikin yadudduka na AlInGaP yana ƙayyade ƙarfin bandgap, wanda yayi daidai da tsawon tsayin hasken ja da aka fitar (~639-650 nm). Kowane ɗayan sassa bakwai (A zuwa G) da maki goma (DP) LED ne daban ko ƙungiyar guntu na LED. A cikin tsarin anode gama-gari mai yawa, gefe ɗaya (anode) na duk LEDs a cikin lamba ɗaya an haɗa su, yana ba da damar kunna wannan lamba gabaɗaya ta hanyar amfani da farashi mai kyau ga wannan gama-gari. An haɗa ɓangarorin ɗayan (cathodes) na kowane nau'in sashi a cikin duk lambobi, yana ba da damar sarrafa waɗanne sassa suke haskakawa a cikin lambar da aka kunna.

12. Trends na Fasaha

Yayin da na'urorin nunin LED na bakwai na al'ada kamar LTC-4627JD suka kasance masu mahimmanci don takamaiman aikace-aikace saboda sauƙinsu, haske mai girma, da faɗin kusurwar kallo, kasuwar nunin gabaɗaya tana ci gaba. Akwai yanayin zuwa ga haɗin kai mafi girma, kamar nunin tare da ƙwaƙƙwaran sarrafawa (I2C ko SPI interface) waɗanda ke sauƙaƙe aikin microcontroller mai masaukin baki. Nunin matrix ɗigo da zane na OLED/LCD suna zama masu gasa don farashi don aikace-aikacen da ke buƙatar fitarwa na haruffa ko zane. Koyaya, don nunin lambobi kawai a cikin yanayi mai tsanani (faɗin zafin jiki, ana buƙatar haske mai girma), fasahar LED bakwai, musamman tare da kayan aiki masu inganci kamar AlInGaP, suna ci gaba da ba da ingantaccen bayani mai ƙarfi kuma abin dogaro. Ci gaban gaba na iya mayar da hankali kan inganci mafi girma, ƙarancin amfani da wutar lantarki, da yuwuwar haɗa fasali masu wayo yayin kiyaye siffar al'ada don daidaitawar baya.