Takardar Bayanin LTL-2620HR LED Display - Sandar Haske Mai Siffar Rectangle - Launin Ja-Orange - 2.6V Farashin Gaba - 75mW Ragewar Wutar Lantarki

1. Bayanin Samfur

LTL-2620HR sandar haske ce mai siffar rectangle da aka ƙera a matsayin tushen haske mai haske, mai daidaito don aikace-aikacen da ke buƙatar haske mai mahimmanci. Wannan na'urar ƙwaƙƙwaran jiki tana amfani da guntu LED ja-orange, waɗanda aka kera ta amfani da GaAsP akan substrate GaP mai gani ko AlInGaP akan substrate GaAs mara gani, kuma tana da gidan sandar fari. An rarraba shi don ƙarfin haske kuma ana bayar da shi a cikin fakitin mara gubar wanda ya dace da umarnin RoHS.

1.1 Siffofi Masu Muhimmanci

• Siffar sandar haske mai siffar rectangle.
• Babban yanki mai haske, mai haske, kuma mai daidaito.
• Ƙaramin buƙatun wutar lantarki don ingantaccen amfani da makamashi.
• Babban haske da babban bambanci fitarwa.
• Amincin ƙwaƙƙwaran jiki don dogon rayuwar aiki.
• Ƙarfin haske an rarraba shi (bin).
• Fakitin mara gubar ya dace da RoHS.

1.2 Gane Na'urar

Lambar sashi LTL-2620HR ta dace da nuni na LED na sandar rectangle na ja-orange gabaɗaya.

2. Cikakken Bayanin Ƙayyadaddun Fasaha

2.1 Madaidaicin Ƙididdiga

Duk ƙididdiga an ƙayyade su a yanayin zafin muhalli (Ta) na 25°C. Wucewa waɗannan ƙimar na iya haifar da lalacewa ta dindindin ga na'urar.

• Ragewar Wutar Lantarki kowane Sashi:75 mW matsakaici.
• Matsakaicin Halin Gaba kowane Sashi:60 mA (a cikin sake zagayowar aiki 1/10, faɗin bugun jini 0.1ms).
• Ci gaba da Halin Gaba kowane Sashi:25 mA. Wannan ƙimar tana raguwa a layi daga 25°C a ƙimar 0.33 mA/°C.
• Kewayon Zafin Aiki:-35°C zuwa +85°C.
• Kewayon Zafin Ajiya:-35°C zuwa +85°C.
• Zafin Solder:Matsakaicin 260°C na matsakaicin dakika 3, ana auna shi 1.6mm ƙasa da filin zama.

2.2 Halaye na Lantarki da na Gani

Waɗannan ƙimar na al'ada da mafi ƙanƙanta/matsakaici ana auna su a Ta=25°C ƙarƙashin ƙayyadaddun yanayin gwaji.

• Matsakaicin Ƙarfin Hasken (Iv):Mafi ƙanƙanta 1400 µcd, Al'ada 4200 µcd, ana auna shi a halin gaba (IF) na 10mA. Ana auna ƙarfin ta amfani da firikwensin da tace wanda ya kusanci lanƙwasa amsa ido na CIE.
• Matsakaicin Tsawon Tsawon Tsakiya (λp):630 nm (al'ada) a IF=20mA.
• Rabin Faɗin Layin Bakan (Δλ):40 nm (al'ada) a IF=20mA.
• Matsakaicin Tsawon Tsawon Tsakiya (λd):621 nm (al'ada) a IF=20mA.
• Farashin Gaba kowane Sashi (VF):Al'ada 2.6V, Matsakaici 2.6V a IF=20mA. Mafi ƙanƙanta shine 2.0V.
• Halin Baya kowane Sashi (IR):Matsakaicin 100 µA a farashin baya (VR) na 5V. Lura: Ba a nufin na'urar don ci gaba da aiki a ƙarƙashin baya ba.
• Matsakaicin Daidaita Ƙarfin Hasken (Iv-m):Matsakaicin rabo 2:1 tsakanin sassan a IF=10mA.

3. Tsarin Rarrabawa da Rarrabuwa

Ana rarraba LED ɗin LTL-2620HR (bin) da farko don ƙarfin haske (luminous intensity). Wannan yana tabbatar da daidaiton fitar da haske tsakanin raka'a daban-daban. Ƙimar al'ada ita ce 4200 µcd, tare da mafi ƙarancin ƙimar garantin 1400 µcd a 10mA. Don aikace-aikacen da ke buƙatar haɗa nuni da yawa tare, ana ƙwararrun shawarar yin amfani da LED ɗin daga rukunin ƙarfin haske ɗaya don guje wa bambancin launi ko haske a faɗin tarin.

4. Bincike na Lanƙwasa Aiki

Takardar bayanin tana nuni zuwa lanƙwasan halaye na lantarki da na gani na al'ada, waɗanda ke da mahimmanci ga injiniyoyin ƙira. Waɗannan lanƙwasan, waɗanda aka zana su da yawa akan zafin muhalli ko halin gaba, za su kwatanta alaƙa kamar:

• Halin Gaba (IF) vs. Farashin Gaba (VF):Yana nuna raguwar ƙarfin lantarki a kan LED a yanayin tuƙi daban-daban, yana da mahimmanci don ƙirar da'irar tuƙi.
• Ƙarfin Hasken (Iv) vs. Halin Gaba (IF):Yana nuna yadda fitar da haske ke auna tare da halin yanzu, yana taimakawa wajen inganta halin tuƙi don haske da inganci da ake so.
• Ƙarfin Hasken (Iv) vs. Zafin Muhalli (Ta):Yana kwatanta raguwar fitar da haske yayin da zafin haɗin gwiwa ya ƙaru, wanda ke da mahimmanci don sarrafa zafi a cikin aikace-aikacen ƙarshe.

Ya kamata masu ƙira su tuntubi waɗannan lanƙwasan don fahimtar halayen na'urar a ƙarƙashin yanayin da ba daidai ba (halaye daban-daban ko yanayin zafi) da kuma tabbatar da aiki mai aminci a cikin wuraren aiki masu aminci.

5. Bayanin Injiniya da Fakitin

5.1 Girman Fakitin

Na'urar tana da fakitin sandar rectangle. Duk girmansu ana bayar da su a cikin milimita (mm). Sai dai in an ƙayyade akasin haka, ƙimar girma shine ±0.25 mm (daidai da ±0.01 inci). An haɗa cikakken zanen injiniya a cikin takardar bayanin don haɗawa daidai cikin shimfidar PCB da akwatuna.

5.2 Haɗin Fil da Da'irar Ciki

LTL-2620HR nuni ne mai sassa da yawa tare da fil 16. Pinout kamar haka ne:

1. Cathode A
2. Anode A
3. Anode B
4. Cathode B
5. Cathode C
6. Anode C
7. Anode D
8. Cathode D
9. Cathode E
10. Anode E
11. Anode F
12. Cathode F
13. Cathode G
14. Anode G
15. Anode H
16. Cathode H

An ba da zanen da'irar ciki, yana nuna haɗin kai na sassan LED ɗaiɗaikun (mai yiwuwa sassa 8, A zuwa H) tare da anodes da cathodes ɗinsu. Wannan zane yana da mahimmanci don ƙirar da'irar tuƙi daidai ko kai tsaye.

6. Jagororin Solder, Haɗawa, da Ajiya

6.1 Tsarin Solder

Matsakaicin ƙimar solder shine 260°C na matsakaicin tsawon dakika 3, ana auna shi 1.6mm ƙasa da filin zama. Wannan jagora an yi niyya don hanyoyin solder na igiyar ruwa ko sake karkatarwa. Wucewa waɗannan sigogi na iya lalata die na ciki, haɗin waya, ko kayan fakitin.

6.2 Yanayin Ajiya

Ajiya daidai yana da mahimmanci don hana oxidize na fil ko filayen solder.

• Don Nunin LED (a cikin fakitin asali):Ana ba da shawarar zafin ajiya tsakanin 5°C da 30°C tare da ɗanɗano dangi ƙasa da 60% RH.
• Don Nunin LED na SMD (a cikin jakar da aka rufe ta asali):Kamar yadda a sama: 5°C zuwa 30°C, ƙasa da 60% RH.
• Don Nunin LED na SMD (bude jakar):Yanayin ajiya shine 5°C zuwa 30°C kuma ƙasa da 60% RH, amma dole ne a yi amfani da na'urar a cikin sa'o'i 168 (kwanaki 7) na buɗe jakar mai laushin danshi (MSL Level 3). Idan an buɗe sama da sa'o'i 168, ana ba da shawarar tsarin gasa a 60°C na awanni 24 kafin solder.

Ana ba da shawarar cinye kaya da sauri kuma a guji ajiyar dogon lokaci na adadi mai yawa don kiyaye iyawar solder. Shawarar gabaɗaya ita ce a yi amfani da nunin cikin watanni 12 daga ranar jigilar kaya.

7. Shawarwari na Ƙira Aikace-aikace

7.1 Bayanan Aikace-aikace na Gabaɗaya

Wannan nuni an yi niyya ne don kayan aikin lantarki na yau da kullun a cikin aikace-aikacen ofis, sadarwa, da gida. Don aikace-aikacen da ke buƙatar amincin na musamman inda gazawar za ta iya haifar da rayuwa ko lafiya (misali, jirgin sama, tsarin likita), ana buƙatar tuntuba na musamman kafin amfani.

7.2 Abubuwan da ake la'akari da ƙirar Da'ira

• Hanyar Tuƙi:Ana ƙwararrun shawarar tuƙi na halin yanzu mai dorewa don tabbatar da daidaiton ƙarfin haske da fitar da launi, saboda hasken LED shine aikin halin yanzu da farko, ba ƙarfin lantarki ba.
• Ƙuntatawa Halin Yanzu:Dole ne a ƙira da'irar tuƙi don samar da halin da ake nufi a cikin dukan kewayon farashin gaba (VF) na LED ɗin (2.0V zuwa 2.6V kowane sashi).
• Rage Halin Yanzu:Dole ne a zaɓi halin aiki mai aminci bayan la'akari da matsakaicin zafin muhalli na yanayin aikace-aikace, saboda ƙimar halin gaba mai ci gaba tana raguwa tare da zafin jiki.
• Da'irorin Kariya:Ya kamata da'irar tuƙi ta haɗa da kariya daga farashin baya da ƙarfin lantarki na wucin gadi waɗanda zasu iya faruwa yayin kunna wutar lantarki ko kashewa don hana lalacewa.
• Guɓe Baya:Ya kamata a guji aikin baya mai ci gaba saboda zai iya haifar da ƙaura na ƙarfe, wanda zai haifar da ƙara yawan ɗigon ruwa ko gazawar gajeren da'ira.

7.3 Abubuwan da ake la'akari da Zafi da Injiniya

• Gudanar da Zafi:Yin amfani da na'urar a halaye ko yanayin zafi sama da abin da aka ba da shawarar na iya haifar da mummunar lalacewar fitar da haske ko gazawar da bai kai ba. Ya kamata a yi la'akari da isasshen nutsewar zafi ko iska a cikin aikace-aikacen babban wutar lantarki ko babban zafin jiki.
• Haɗuwa:Guɓe sauye-sauyen sauri a cikin yanayin zafin muhalli, musamman a cikin yanayi mai ɗanɗano mai yawa, saboda wannan na iya haifar da haɗuwa a saman LED, wanda zai iya haifar da matsalolin aiki ko lalata.
• Damuwa na Injiniya:Kada a yi amfani da ƙarfi mara kyau ga jikin nuni yayin haɗawa. Yi amfani da kayan aiki da hanyoyin da suka dace.
• Aikace-aikacen Fim:Idan an yi amfani da fim ɗin bugawa ko tsari ta amfani da manne mai hankali, ba a ba da shawarar barin wannan gefen nuni ya zo cikin tuntuɓe kai tsaye, matsi tare da panel na gaba ko murfi, saboda ƙarfin waje zai iya sa fim ɗin ya motsa daga matsayinsa na asali.

8. Kwatancen Fasaha da Matsayi

LTL-2620HR ya bambanta kansa ta hanyar takamaiman siffar sa a matsayinsandar haske mai siffar rectangle. Idan aka kwatanta da LED ɗin zagaye daban-daban ko ƙananan fakitin SMD, yana ba da babban yanki mai fitarwa mai ci gaba da daidaito, wanda ya dace da alamomin yanayi, sandunan hasken baya, ko tsiri na haske inda ake son layin haske mai watsewa maimakon tushen batu da yawa. Amfani da sa na ja-orange AlInGaP ko fasahar GaAsP yana ba da babban haske da inganci a cikin wannan takamaiman kewayon launi. Rarrabuwa don ƙarfin haske yana ba da ƙarin matakin sarrafa inganci don daidaiton haske.

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

Q: Menene bambanci tsakanin tsayin tsakiya (630nm) da tsayin tsakiya (621nm)?

A: Tsayin tsakiya shine tsayin tsakiya guda ɗaya inda rarraba ikon bakan ya fi girma. Tsayin tsakiya shine launin hasken da ake gani, wanda aka lissafta daga bakan da ayyukan daidaita launi na CIE. Don tushen launi ɗaya kamar wannan LED, suna kusa, amma tsayin tsakiya ya fi dacewa don ƙayyadaddun launi.

Q: Me yasa ake ba da shawarar tuƙi na halin yanzu mai dorewa akan ƙarfin lantarki mai dorewa?

A: Farashin gaba na LED (VF) yana da haƙuri kuma yana bambanta da zafin jiki. Tushen ƙarfin lantarki mai dorewa tare da resistor na jerin abubuwa mai sauƙi na iya haifar da bambanci mai yawa a cikin halin yanzu, don haka haske, tsakanin raka'a ko ƙarƙashin yanayin zafi daban-daban. Tushen halin yanzu mai dorewa yana tabbatar da cewa an ba da halin da ake so (da haske) akai-akai.

Q: Zan iya tuƙa wannan LED tare da samar da 5V da resistor?

A: Ee, amma ana buƙatar lissafi mai kyau. Misali, mai niyya IF=20mA tare da VF na al'ada na 2.6V daga samar da 5V: R = (5V - 2.6V) / 0.02A = 120 Ohms. Matsakaicin ƙimar wutar lantarki na resistor ya kamata ya zama P = I^2 * R = (0.02^2)*120 = 0.048W, don haka resistor 1/8W ko 1/4W ya isa. Ka tuna cewa VF na iya zama ƙasa kamar 2.0V, wanda zai ƙara halin yanzu zuwa ~25mA, har yanzu yana cikin ƙimar ci gaba na 25mA a 25°C.

Q: Menene ma'anar rabon daidaita ƙarfin haske na 2:1?

A: Yana nufin cewa ƙarfin haske na kowane sashi ɗaya idan aka kwatanta da kowane sashi a cikin na'urar ɗaya ba zai bambanta fiye da sau biyu ba. Misali, mafi ƙarancin sashi zai zama aƙalla rabin haske kamar mafi haske sashi lokacin da aka tuƙa shi ƙarƙashin yanayi ɗaya (IF=10mA).

10. Misalan Ƙira da Amfani

Harka 1: Sandar Yanayi na Panel ɗin Sarrafa Masana'antu

Ana iya daidaita raka'o'in LTL-2620HR da yawa don samar da dogon sandar yanayi mai ci gaba akan panel ɗin sarrafa na'ura. Kowane sandar ana iya sanya shi zuwa yanayin na'ura daban-daban (misali, a hutu, a gudana, kuskure). Fitarwar rectangle mai daidaito yana ba da bayyananniyar ganin nesa mai nisa. Yin amfani da tuƙi na halin yanzu mai dorewa ga kowane sandar yana tabbatar da daidaiton haske. Babban bambanci da launin ja-orange suna da kyau ga alamomin faɗakarwa.

Harka 2: Mita na VU na Kayan Aikin Sauti na Masu Amfani

Ana iya tara sanduna da yawa a tsaye don ƙirƙirar mita na VU mai kama da analog don nuna matakin sauti. Microcontroller tare da PWM ko DAC mai yawan tashoshi na iya tuƙa sassan ta hanyar jerin transistor don bambanta haske daidai da siginar sauti. Babban yanki mai haske yana sa matakan su zama masu sauƙin karantawa.

Harka 3: Hasken Baya don Panel ɗin Maɓalli na Membrane

Siffar sandar rectangle ta dace da hasken baya don yankuna takamaiman ko almara akan panel ɗin maɓalli na membrane. Yana ba da haske daidai a kan yanki mai lakabi, yana inganta amfani a cikin yanayi mara haske.

11. Ka'idar Aiki

LTL-2620HR ya dogara ne akan fasahar diode mai fitar da haske (LED). Lokacin da aka yi amfani da farashin gaba wanda ya wuce yuwuwar haɗin gwiwar diode (kusan 2.0-2.6V), electrons da ramuka suna sake haɗuwa a cikin yankin aiki na semiconductor (wanda aka yi da GaAsP ko AlInGaP). Wannan tsarin sake haɗuwa yana sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke ciki na kayan semiconductor yana ƙayyade tsayin tsakiya (launi) na hasken da aka fitar, a wannan yanayin, ja-orange. Gidan sandar fari yana aiki azaman mai watsewa da ruwan tabarau, yana siffanta fitar da haske zuwa cikin katako mai siffar rectangle mai daidaito.

12. Trends na Fasaha

Masana'antar LED na ci gaba da ci gaba a cikin sassa da yawa masu mahimmanci waɗanda suka shafi sassa kamar LTL-2620HR. Ingantacciyar inganci (lumens kowace watt) don duk launuka, gami da ja da amber, yana ci gaba da inganta, yana ba da damar samun haske mafi girma a ƙaramin wutar lantarki ko rage nauyin zafi. Fasahar fakitin tana haɓakawa don ba da damar ƙarfin wutar lantarki mafi girma da ingantaccen sarrafa zafi daga ƙananan sawun ƙafa. Hakanan akwai babban yanayi zuwa ƙarin ƙuntatawa da ingantaccen daidaiton launi, wanda aikace-aikace a cikin nunin da hasken gine-gine ke motsa. Bugu da ƙari, haɗa kayan aikin sarrafa lantarki (misali, tuƙi na halin yanzu mai dorewa, masu sarrafa PWM) kai tsaye cikin fakitin LED yana zama mafi yawanci, yana sauƙaƙa ƙirar tsarin ga mai amfani na ƙarshe.