LTS-2801AJD 0.28-inch LED Mai Nuna Jan Haske - Girman 14.0x19.0x8.5mm - Ƙarfin Wutar Gaba 2.6V - Wutar Lantarki 70mW - Takardun Fasaha na Hausa

1. Bayyani Game da Samfur

LTS-2801AJD wata lamba ce guda ɗaya, mai nuna haruffa bakwai ta LED wacce aka tsara don aikace-aikacen da ke buƙatar bayyanar lambobi masu haske, masu ƙarancin wutar lantarki. Tare da tsayin lamba na inci 0.28 (7.0 mm), tana ba da ingantaccen karantawa a cikin ƙaramin siffa. Na'urar tana amfani da ingantattun guntu na LED jan haske na Aluminium Indium Gallium Phosphide (AlInGaP), waɗanda aka ƙera akan wani abu marar gani na Gallium Arsenide (GaAs). Wannan ginin yana taimakawa wajen samun haske mai ƙarfi da bambanci. Nuni yana da fuskar launin toka tare da alamun sashi fari, yana haɓaka bambanci da karantawa a ƙarƙashin yanayin haske daban-daban.

Babban fa'idarsa ya ta'allaka ne a cikin ingantaccen tsari don aiki mai ƙarancin wutar lantarki. An gwada sassan musamman kuma an daidaita su don ingantaccen aiki a yanayin wutar lantarki mai ƙarancin 1 mA a kowane sashi, wanda ya sa ya zama mai dacewa don na'urori masu amfani da baturi ko masu ingancin makamashi. Na'urar tana alfahari da faɗin kusurwar kallo da amincin tsayayyen yanayi, yana tabbatar da ci gaba da aiki a tsawon rayuwarta. An rarrabe shi don ƙarfin haske kuma ana ba da shi a cikin fakitin da bai ƙunshi gubar ba wanda ya dace da umarnin RoHS.

1.1 Muhimman Siffofi

• Tsayin lamba inci 0.28 (7.0 mm) don bayyanawa mai haske.
• Ci gaba da bayyanar sashi iri ɗaya don kamanni na ƙwararru.
• Bukatar wutar lantarki ƙwarai, ana iya aiki daga 1 mA a kowane sashi.
• Kyakkyawan bayyanar haruffa tare da haske mai ƙarfi da bambanci mai girma.
• Faɗin kusurwar kallo don sassauci a cikin hawa da kallo.
• Amincin tsayayyen yanayi ba tare da sassa masu motsi ba.
• Ƙarfin haske an rarrabe shi (an shirya shi) don ci gaba da aiki.
• Fakitin da bai ƙunshi gubar ba ya dace da ka'idojin muhalli na RoHS.

1.2 Gano Na'ura

Lambar sashi LTS-2801AJD tana ƙayyadad da na'ura mai ingantattun LED jan haske na AlInGaP, wanda aka tsara a cikin da'irar anode gama gari, kuma ya haɗa da maki goma na hannun dama.

2. Zurfin Binciken Sigogi na Fasaha

2.1 Matsakaicin Matsakaicin Matsayi

Waɗannan ƙididdiga 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.

• Rushewar Wutar Lantarki a Kowane Sashi:70 mW matsakaici.
• Matsakaicin Halin Wutar Lantarki na Gaba a Kowane Sashi:100 mA matsakaici, a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun 0.1 ms).
• Ci gaba da Halin Wutar Lantarki na Gaba a Kowane Sashi:25 mA matsakaici a 25°C. Wannan ƙimar tana raguwa a layi daya a 0.33 mA/°C yayin da yanayin yanayi (Ta) ya karu sama da 25°C.
• Kewayon Yanayin Aiki:-35°C zuwa +85°C.
• Kewayon Yanayin Ajiya:-35°C zuwa +85°C.
• Zafin Solder:Na'urar za ta iya jure 260°C har zuwa dakika 5 lokacin da aka solder inci 1/16 (kimanin 1.6 mm) a ƙasa da matakin wurin zama.

2.2 Halaye na Lantarki & Na Gani

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

• Matsakaicin Ƙarfin Hasken Kowane Sashi (I_V):200 ucd (m), 600 ucd (na al'ada) a halin wutar lantarki na gaba (I_F) na 1 mA. Wannan yana tabbatar da dacewarsa don aikace-aikacen da ke da ƙarancin wutar lantarki.
• Matsakaicin Tsawon Tsawon Watsawa (λ_p):650 nm (na al'ada) a I_F=20 mA, yana nuna launin ja mai haske.
• Rabin Faɗin Layin Bakan (Δλ):22 nm (na al'ada) a I_F=20 mA.
• Matsakaicin Tsawon Tsawon (λ_d):640 nm (na al'ada) a I_F=20 mA.
• Ƙarfin Wutar Gaba a Kowane Guntu (V_F):2.10 V (m), 2.60 V (matsakaici) a I_F=20 mA. Dole ne masu zane su yi la'akari da wannan raguwar wutar lantarki lokacin lissafin masu jujjuyawa ko tsara da'irori masu tuƙi.
• Halin Wutar Lantarki na Baya a Kowane Sashi (I_R):100 µA (matsakaici) a ƙarfin wutar lantarki na baya (V_R) na 5V.Muhimmin Bayanin Kula:Wannan siga don dalilai na gwaji ne kawai; ba a nufin na'urar don ci gaba da aiki a ƙarƙashin rashin daidaito ba.
• Matsakaicin Daidaitawar Ƙarfin Hasken:2:1 (matsakaici) don sassan da ke cikin yanki mai haske iri ɗaya a I_F=1 mA, yana tabbatar da daidaiton haske a cikin nuni.
• Maganar Ketare:Ƙayyadaddun ƙasa da 2.5%, yana rage hasken da ba a so na sassan da ke kusa.

3. Bayanin Injiniya & Fakitin

3.1 Girman Fakitin

Girman fakitin gabaɗaya shine 14.0 mm a faɗi, 19.0 mm a tsayi, da 8.5 mm a zurfi (banda jagororin). Muhimman iyakokin girma sune ±0.25 mm sai dai idan an ƙayyade su. Muhimman bayanan haɗawa sun haɗa da:

• Iyakokin canjin ƙarshen fil ɗin shine ±0.40 mm.
• Ana ba da shawarar diamita na ramin PCB don jagororin shine 1.0 mm.
• Ma'auni na inganci yana iyakance kayan waje ko kumfa a cikin sashi zuwa mil 10 (0.254 mm) da gurɓataccen tawada na saman zuwa mil 20 (0.508 mm). Lanƙwasa mai nuni dole ne ya kasance ƙasa da 1% na tsawonsa.

3.2 Tsarin Fil & Zanen Da'ira

Nuni yana da tsarin fil guda 10 mai jere guda. An haɗa shi a ciki a matsayin na'urar anode gama gari, ma'ana an haɗa anodes na dukkan sassan LED tare a ciki kuma an fitar da su zuwa fil biyu (3 da 8) don redundancy da ƙarancin yawan wutar lantarki. Zanen da'ira na ciki yana nuna wannan haɗin anode gama gari zuwa kowane sashi bakwai (A zuwa G) da maki goma (DP). Kowane sashi cathode yana da nasa fil na musamman.

Teburin Haɗin Fil:

1. Fil 1: Cathode don sashi E
2. Fil 2: Cathode don sashi D
3. Fil 3: Anode Gama Gari
4. Fil 4: Cathode don sashi C
5. Fil 5: Cathode don Maki Goma (D.P.)
6. Fil 6: Cathode don sashi B
7. Fil 7: Cathode don sashi A
8. Fil 8: Anode Gama Gari
9. Fil 9: Cathode don sashi G
10. Fil 10: Cathode don sashi F

4. Binciken Lanƙwasa Aiki

Takardun bayanin ya haɗa da madaidaicin lanƙwasan aiki waɗanda ke da mahimmanci don cikakken binciken zane. Duk da yake ba a ba da takamaiman bayanan jadawali a cikin rubutun ba, waɗannan lanƙwasan yawanci suna nuna alaƙa tsakanin mahimman sigogi. Masu zane suyi la'akari da ainihin jadawalin takardun bayanin don takamaiman ƙimomi.

• Halin Wutar Lantarki na Gaba vs. Ƙarfin Wutar Gaba (Lanƙwasa I-V):Wannan lanƙwasa yana nuna alaƙar da ba ta dace ba tsakanin wutar lantarki da ke gudana ta wani sashi na LED da wutar lantarki a cikinta. Yana da mahimmanci don zaɓar daidaitaccen ƙimar mai iyakance wutar lantarki don cimma hasken da ake so ba tare da wuce matsakaicin ƙimar wutar lantarki ba.
• Ƙarfin Hasken vs. Halin Wutar Lantarki na Gaba:Wannan jadawali yana nuna yadda fitowar haske (a cikin ucd ko mcd) ke ƙaruwa tare da halin wutar lantarki na gaba. Yawanci yana nuna alaƙar kusa da layi a cikin kewayon aiki na al'ada, yana ba masu zane damar daidaita haske ta hanyar daidaita wutar lantarki.
• Ƙarfin Hasken vs. Yanayin Yanayi:Fitowar hasken LED gabaɗaya yana raguwa yayin da zafin haɗuwa ya tashi. Wannan lanƙwasa yana taimaka wa masu zane su fahimci raguwar haske a yanayin zafi mafi girma, wanda ke da mahimmanci don aikace-aikacen da ba a sarrafa yanayin yanayi ba.
• Rarraba Bakan:Jadawali da ke nuna ƙarfin haske mai alaƙa a cikin tsayin raƙuman ruwa daban-daban, wanda ya ta'allaka ne a kusa da matsakaicin tsayin raƙuman ruwa na 650 nm, yana tabbatar da fitarwar launin ja.

5. Jagororin Solder & Haɗawa

5.1 Bayanin Solder

Daidaitaccen solder yana da mahimmanci don hana lalacewar zafi ga guntu na LED da fakitin filastik.

• Solder ta atomatik (Wave/Reflow):Na'urar za ta iya jure zafin 260°C na dakika 5 a wani wuri inci 1/16 (1.6 mm) a ƙasa da matakin wurin zama (wato, akan jagororin). Zafin jikin nuni da kansa bai kamata ya wuce matsakaicin ƙimar zafi ba yayin haɗawa.
• Solder da Hannu:An ƙayyade zafin ƙarshen guntun solder na 350°C ±30°C. Lokacin solder akan kowane jagora bai kamata ya wuce dakika 5 ba, kuma an sake auna shi inci 1/16 a ƙasa da matakin wurin zama.

Bin waɗannan iyakokin lokaci da zafin yana da mahimmanci don guje wa narkewar gidan filastik, lalata haɗin waya na ciki, ko lalata kayan semiconductor na LED.

6. Shawarwari na Aikace-aikace & Abubuwan Tunani na Zane

6.1 Yanayin Aikace-aikace na Al'ada

LTS-2801AJD ya dace da kewayon kayan aikin lantarki da ke buƙatar karantawar lambobi masu haske, masu ƙarancin wutar lantarki. Aikace-aikacen gama gari sun haɗa da:

• Kayan aikin gwaji da aunawa (multimeters, ƙididdiga mitar).
• Kayan amfani na mabukaci (microwaves, tanda, masu yin kofi).
• Panels na sarrafa masana'antu da kayan aiki.
• Na'urori masu amfani da baturi kamar na'urori masu ɗaukar hoto ko kayan aikin hannu.
• Samfuran tsarin da aka saka da kayan koyarwa.

6.2 Muhimman Abubuwan Tunani na Zane

• Iyakance Wutar Lantarki:KOYAUHE kuyi amfani da mai iyakance wutar lantarki na jeri don kowane sashi ko kuma yi amfani da da'irar tuƙi mai wutar lantarki akai. Ƙimar mai jujjuyawa (R) za a iya lissafta ta ta amfani da Dokar Ohm: R = (V_wadata- V_F) / I_F, inda V_Fshine ƙarfin wutar lantarki na gaba na LED (yi amfani da matsakaicin ƙima don aminci) kuma I_Fshine halin wutar lantarki na gaba da ake so (misali, 1-20 mA).
• Haɗawa da yawa:Don nunin lambobi da yawa, ana amfani da dabarar haɗawa da yawa don sarrafa lambobi da yawa tare da ƙananan fil ɗin I/O. Tunda wannan nuni ne na anode gama gari, ana zaɓar lambobi ta hanyar amfani da ƙarfin wutar lantarki mai kyau akan fil ɗin anode gama gari, yayin da tsarin sashi ke amfani da fil ɗin cathode. Tabbatar cewa matsakaicin wutar lantarki yayin bugun haɗawa bai wuce matsakaicin ƙimar matsakaici ba.
• Gudanar da Zafi:Ko da yake rushewar wutar lantarki yana da ƙasa, tabbatar da isasshen iska idan an yi amfani da nuni da yawa ko kuma idan ana aiki a wutar lantarki mafi girma kusa da matsakaicin ƙimar. Dole ne a mutunta raguwar layi na ci gaba da wutar lantarki sama da 25°C.
• Kariya daga Ƙarfin Wutar Lantarki na Baya:Ya kamata a tsara da'irar tuƙi don hana amfani da ƙarfin wutar lantarki na baya ko ƙarfin wutar lantarki da ya wuce 5V zuwa cathodes na LED yayin kunna wutar lantarki, kashewa, ko a cikin yanayin hayaniyar lantarki. Diode mai sauƙi a layi daya tare da LED (cathode zuwa anode) na iya ba da kariya, ko da yake zai shafi ƙarfin wutar lantarki na gaba.
• Kusurwar Kallo:Ku ɗora nuni yana la'akari da faɗin kusurwar kallonsa don tabbatar da ingantaccen karantawa ga mai amfani na ƙarshe.

7. Gwajin Aminci

Na'urar tana fuskantar cikakken jerin gwaje-gwajen aminci dangane da soja (MIL-STD), Masana'antu na Japan (JIS), da ka'idojin ciki don tabbatar da aiki na dogon lokaci da dorewa. Muhimman gwaje-gwaje sun haɗa da:

• Gwajin Rayuwar Aiki (RTOL):Awatanni 1000 na ci gaba da aiki a matsakaicin yanayin ƙididdiga don tabbatar da kwanciyar hankali na aiki akan lokaci.
• Gwaje-gwajen Danniya na Muhalli:Ciki har da Ajiyar Zafi/Zafi (500 hrs a 65°C/90-95% RH), Ajiyar Zafi (1000 hrs a 105°C), da Ajiyar Ƙananan Zafi (1000 hrs a -35°C).
• Gwaje-gwajen Danniya na Zafi:Zagayowar Zafin Jiki (30 zagaye tsakanin -35°C da 105°C) da gwaje-gwajen girgizar zafi don tabbatar da ƙarfi a kan faɗaɗawa da raguwar zafi.
• Gwaje-gwajen Solderability:Juriya na Solder (10 sec a 260°C) da Solderability (5 sec a 245°C) suna tabbatar da cewa jagororin za su iya jure daidaitattun hanyoyin haɗawa.

8. Gargaɗi & Muhimman Bayanin Kula

• Wannan samfurin an yi shi ne don kayan aikin lantarki na gabaɗaya. Aikace-aikacen da ke buƙatar aminci na musamman, musamman inda gazawar za ta iya haifar da haɗarin rayuwa ko lafiya (jirgin sama, likita, tsarin aminci), suna buƙatar tuntuba da izini kafin.
• Mai kera bai ɗauki alhakin lalacewa da ta samo asali daga aiki a waje da matsakaicin matsakaicin ƙididdiga ko kuma amfani da samfurin ba daidai ba.
• Wuce matsakaicin wutar lantarki da ake ba da shawara ko yanayin aiki na iya haifar da lalacewar fitowar haske mai tsanani ko gazawa da wuri.
• Ana ba da shawarar tuƙi mai wutar lantarki akai fiye da tuƙi mai ƙarfin wutar lantarki akai don tabbatar da daidaitaccen ƙarfin haske da kuma kare LED daga ƙarancin wutar lantarki.
• Dole ne zanen da'ira ya yi la'akari da aikin dukan tsarin, gami da kwanciyar hankali na wadata da yuwuwar hayaniyar lantarki.

9. Kwatancen Fasaha & Bambance-bambance

LTS-2801AJD ya bambanta kansa a cikin kasuwa don nunin lamba ɗaya ta hanyar siffofi masu mahimmanci da yawa:

• Aiki Mai Ƙarancin Wutar Lantarki:Halayensa da daidaitawa a 1 mA a kowane sashi fa'ida ce mai mahimmanci don ƙira masu kula da wutar lantarki, inda yawancin nunin da ake kwatanta su kawai an ƙayyade su a 10-20 mA.
• Fasahar AlInGaP:Idan aka kwatanta da tsofaffin LED jan haske na GaAsP ko GaP, AlInGaP yana ba da inganci mafi girma, yana haifar da haske mafi girma don wutar lantarki iri ɗaya ko daidaitaccen haske a ƙarancin wutar lantarki, yana ba da gudummawar tsawon rayuwar baturi.
• Rarraba Ƙarfin Hasken:Rarrabuwa ta ƙarfin haske yana ba masu zane damar zaɓar nuni tare da daidaitaccen haske, wanda ke da mahimmanci don aikace-aikacen lambobi da yawa inda daidaito yake da mahimmanci a gani.
• Ingantaccen Jerin Aminci:Yawaitar gwaji akan ka'idojin soja da masana'antu yana ba da babban tabbaci game da tsawon rayuwar samfurin da aiki a ƙarƙashin damuwa.

10. Tambayoyin da ake yawan yi (FAQ)

Q: Zan iya tuƙa wannan nuni kai tsaye daga fil ɗin microcontroller na 5V?

A: A'a. Dole ne ku yi amfani da mai iyakance wutar lantarki a jere tare da kowane sashi. Don wadata 5V da V na al'ada_Fna 2.4V a 10 mA, ƙimar mai jujjuyawa zata kasance R = (5V - 2.4V) / 0.01A = 260 Ohms. Mai jujjuyawa na al'ada na 270 Ohm zai dace. Fil ɗin microcontroller yana aiki azaman nutsewar wutar lantarki (don anode gama gari) ko tushe (don cathode gama gari).

Q: Menene manufar samun fil ɗin anode gama gari biyu (3 da 8)?

A> Fil ɗin biyu an haɗa su a ciki. Suna da manyan manufofi guda biyu: 1) Don rage yawan wutar lantarki ta hanyar fil ɗin guda ɗaya da alamar PCB lokacin da dukkan sassan suke haske (misali, nuna lambar '8'), da 2) Don samar da kwanciyar hankali na injiniya da redundancy yayin hawan PCB.

Q: Ta yaya zan iya lissafta jimillar amfani da wutar lantarki na nuni?

A> Wutar lantarki a kowane sashi = V_F* I_F. Misali, a I_F=10 mA da V_F=2.4V, wutar lantarki a kowane sashi shine 24 mW. Idan dukkan sassan lamba 7 suna kunne (nuna '8'), jimillar wutar lantarki shine 7 * 24 mW = 168 mW. Wannan yana cikin iyakar 70 mW a kowane sashi amma dole ne a yi la'akari da shi don wadata da tuƙin anode gama gari.

Q: Shin wannan nuni ya dace don amfani a waje?

A> Kewayon yanayin aiki na -35°C zuwa +85°C ya ƙunshi yanayi da yawa na waje. Duk da haka, takardun bayanin ba ta ƙayyade ƙimar Shigarwa (IP) ba akan ƙura da ruwa. Don amfani a waje, mai yiwuwa nuni yana buƙatar kasancewa a bayan taga mai rufewa ko a cikin wani akwati mai kariya don hana shigar danshi da lalacewar jiki.

11. Ka'idar Aiki

Nuni mai sassa bakwai wani nau'i ne na na'urar nuni ta lantarki wacce ta ƙunshi sassan LED bakwai waɗanda aka tsara a cikin tsarin lamba takwas. Ta hanyar haskaka takamaiman haɗuwa da waɗannan sassan (A zuwa G), zai iya wakiltar lambobi 0-9 da wasu haruffa (misali, A, C, E, F, H, L, P). LTS-2801AJD yana amfani da kayan semiconductor na AlInGaP. Lokacin da ƙarfin wutar lantarki na gaba wanda ya wuce kofa na diode (kimanin 2.0V) aka yi amfani da shi a kan wani sashi na LED (wato, ƙarfin wutar lantarki mai kyau akan anode gama gari dangane da cathode na sashi), electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na semiconductor, suna sakin makamashi a cikin nau'in photons (haske) a tsayin raƙuman ruwa na halayen kayan - a wannan yanayin, jan haske a kusan 650 nm. Substrate na GaAs marar gani yana taimakawa wajen nuna ƙarin haske ta saman guntu, yana inganta inganci gabaɗaya. Fuskar launin toka da alamun fari suna ɗaukar hasken yanayi, suna rage tunani da haɓaka bambanci, suna sa sassan ja masu haske su bayyana da haske da kaifi.