Takardun Bayani na LED LTS-4812SKR-P - Tsawon Lamba 0.39 Inch - Jan Super - Ƙarfin Ƙarfin Gaba 2.6V - Takardun Fasaha na Hausa

1. Bayyani Game da Samfur

LTS-4812SKR-P na'urar haɗawa ta saman (SMD) ce da aka ƙera don aikace-aikacen nunin lambobi. Nuni ne mai lamba ɗaya tare da tsawon harafi na 0.39 inches (10.0 mm). Fasahar cibiyar tana amfani da AlInGaP (Aluminum Indium Gallium Phosphide) yadudduka masu girma akan substrate na GaAs don samar da hasken Jan Super. Na'urar tana da fuskar launin toka tare da sassan fari, yana haɓaka bambanci da karantawa. An gina shi azaman tsarin anode na gama gari, wanda shine ƙirar daidaitawa don sauƙaƙe kewayawar tuƙi a cikin nunin sassa da yawa.

1.1 Siffofi da Fa'idodi Masu Muhimmanci

• Girman Ƙanƙanta da Karantawa Mai Ƙarfi:Tsawon lamba na 0.39-inch yana ba da daidaito mai kyau tsakanin ƙafar ɓangaren ɓangaren da ganuwar harafi, wanda ya dace da na'urorin lantarki na mabukaci, kayan aikin ma'auni, da kuma bangarorin sarrafawa.
• Aikin Gani Mai Girma:Tsarin kayan AlInGaP yana ba da ƙarfin haske mai ƙarfi da ingantaccen launi a cikin bakan jan. Ci gaba da sassa iri ɗaya da kusurwar kallo mai faɗi suna tabbatar da kamanni iri ɗaya daga mahanga daban-daban.
• Ingantaccen Amfani da Wutar Lantarki:An siffanta shi da ƙarancin buƙatun wutar lantarki, yana sa ya dace da aikace-aikacen da aka kunna baturi ko masu kula da makamashi.
• Ƙarfafa Amincewa:A matsayin na'urar da ke da ƙarfi, tana ba da babban aminci da tsawon rayuwar aiki idan aka kwatanta da sauran fasahohin nuni kamar VFDs ko kwararan fitila.
• Tabbacin Inganci:Ana rarrabe na'urori (a cikin kwandon shara) don ƙarfin haske, yana ba da damar daidaita haske a cikin nunin lambobi da yawa. Kunshin ba shi da gubar kuma ya bi umarnin RoHS.

2. Ma'auni da Halaye na Fasaha

Wannan sashe yana ba da cikakken bincike na gaskiya game da ƙayyadaddun lantarki da na gani masu mahimmanci don ƙira.

2.1 Matsakaicin Matsakaicin Ma'auni

Waɗannan su ne iyakokin damuwa waɗanda ba za a wuce su a kowane yanayi ba don hana lalacewa ta dindindin.

• Rushewar Wutar Lantarki Kowane Sashe:70 mW. Wannan yana iyakance matsakaicin ikon ci gaba da kowane ɓangaren LED zai iya ɗauka.
• Matsakaicin Halin Gaba Kowane Sashe:90 mA (a cikin zagayowar aiki 1/10, faɗin bugun jini 0.1ms). Don aikin bugun jini kawai.
• Ci gaba da Halin Gaba Kowane Sashe:25 mA a 25°C. Wannan ƙimar tana raguwa a layi daya a 0.28 mA/°C yayin da yanayin yanayi (Ta) ya karu sama da 25°C. Misali, a 85°C, matsakaicin halin yanzu da aka yarda zai kasance kusan: 25 mA - ((85°C - 25°C) * 0.28 mA/°C) = 8.2 mA.
• Yanayin Aiki & Ajiyar Zafin Jiki:-35°C zuwa +105°C.
• Zafin Gyaɗa:260°C na dakika 3 (ƙarshen ƙarfe 1/16 inch ƙasa da matakin zama).

2.2 Halayen Lantarki & Na Gani (Ta=25°C)

Waɗannan su ne ma'auni na aiki na yau da kullun a ƙarƙashin ƙayyadaddun yanayin gwaji.

• Matsakaicin Ƙarfin Hasken (I_V):3000 µcd (Na al'ada) a I_F=2mA. Mafi ƙanƙanta shine 1301 µcd kuma mafi girma shine 8600 µcd, yana nuna kewayon rarrabe.
• Ƙarfin Ƙarfin Gaba Kowane Guntu (V_F):2.6V (Na al'ada) a I_F=20mA, tare da matsakaicin 2.6V. Dole ne a ƙididdige resistor mai iyakancewa bisa wannan V_Fda kuma ƙarfin wutar lantarki.
• Matsakaicin Tsayin Rarraba (λ_p):639 nm. Wannan shine tsayin raƙuman ruwa wanda ƙarfin hasken da aka fitar ya fi girma.
• Tsayin Rarraba Mai Rinjaye (λ_d):631 nm. Wannan shine tsayin raƙuman ruwa guda ɗaya wanda idon ɗan adam ya gane, yana ayyana wurin launi.
• Rabin Faɗin Layin Bakan (Δλ):20 nm. Wannan yana nuna tsaftar bakan; ƙaramin ƙima yana nufin haske mafi yawan launi ɗaya.
• Halin Koma Baya (I_R):100 µA (Matsakaicin) a V_R=5V. Lura cewa aikin ƙarfin koma baya don dalilai na gwaji ne kawai kuma ba don amfani mai ci gaba ba.
• Matsakaicin Daidaitawar Ƙarfin Hasken:2:1 (Matsakaicin). A cikin nunin lambobi da yawa, mafi haske ɓangaren bai kamata ya fi sau biyu haske fiye da mafi duhu ɓangaren a cikin yanki mai haske iri ɗaya ba, yana tabbatar da daidaito.
• Crosstalk:≤ 2.5%. Wannan yana ƙayyadad da matsakaicin hasken da ba a yi niyya ba na ɓangaren da ba a tuƙa ba lokacin da ɓangaren da ke kusa ya kunna wutar lantarki.

2.3 Abubuwan Da Ake Kula Da Zafi

Rage halin yanzu na gaba tare da zafin jiki a layi daya shine ma'auni mai mahimmanci na ƙira. Wuce iyakar halin yanzu da aka rage a manyan yanayin zafi na iya haifar da saurin raguwar lumen da rage tsawon rayuwa. Ana ba da shawarar shimfidar PCB da ya dace don zubar da zafi, musamman lokacin tuka sassa da yawa ko lambobi lokaci guda.

3. Bayanin Tsarin Rarrabe

An rarraba LTS-4812SKR-P cikin kwandon shara na ƙarfin haske don tabbatar da daidaito. Lambar kwandon (misali, J1, K2, M1) tana nuna mafi ƙanƙanta da matsakaicin kewayon ƙarfi don wannan rukunin na'urori, wanda aka auna a cikin microcandelas (µcd) a I_F=2mA tare da ƙimar rashin daidaituwa na ±15%.

• Ƙananan Kwandon (J1, J2):1301-2100 µcd. Ya dace da aikace-aikacen inda ƙarancin haske ya yarda ko ajiye wutar lantarki yana da mahimmanci.
• Kwandon Tsaka-tsaki (K1, K2, L1):2101-4300 µcd. Yana ba da daidaito na haske da inganci don nunin gama gari.
• Manyan Kwandon (L2, M1, M2):4301-8600 µcd. An ƙera shi don aikace-aikacen haske mai ƙarfi ko inda ake buƙatar ingantacciyar ganuwa a cikin yanayin hasken muhalli mai girma.

Ƙayyadaddun lambar kwandon yayin yin oda yana da mahimmanci don aikace-aikacen da ke buƙatar kamanni iri ɗaya a cikin raka'a da yawa.

4. Bincike na Lanƙwan Ayyuka

Yayin da aka ambaci takamaiman jadawali a cikin takardun bayani, abubuwan da suka shafi su ne daidaitattun na'urorin LED.

• Halin Gaba vs. Ƙarfin Gaba (Lanƙwan I-V):Yana nuna alaƙar ma'auni. Na al'ada V_Fna 2.6V a 20mA shine mabuɗin wurin aiki don ƙirar direba.
• Ƙarfin Hasken vs. Halin Gaba (Lanƙwan I-L):Ƙarfin haske yana ƙaruwa tare da halin yanzu amma ba a layi daya ba. Ingantacciyar ƙarfi (lumens kowace watt) yawanci yana kololuwa a halin yanzu ƙasa da matsakaicin ƙimar iyaka.
• Ƙarfin Hasken vs. Yanayin Yanayi:Ƙarfin gabaɗaya yana raguwa yayin da zafin haɗin gwiwa ya tashi. Wannan yana jaddada mahimmancin sarrafa zafin jiki don kiyaye haske mai daidaito.
• Rarraba Bakan:Wani shiri a tsakiya kusan 639 nm (kololuwa) tare da rabin faɗi na 20 nm, yana tabbatar da ƙarancin fitowar Jan Super.

5. Bayanin Injiniya da Kunshin

5.1 Girman Kunshin da Ƙimar Rashin Daidaituwa

Na'urar ta yi daidai da daidaitaccen tsarin SMD. Mahimman girma sun haɗa da tsawon gabaɗaya, faɗi, da tsayi, da kuma tazarar gubar da girman. Duk manyan girma suna da ƙimar rashin daidaituwa na ±0.25 mm sai dai idan an ƙayyade.

5.2 Tsarin Fil da Zanen Kewayawa

Nunin yana da tsarin fil 10. Shi neanode na gama garina'urar. Zanen kewayawa na ciki yana nuna sassa takwas na LED daban-daban (a, b, c, d, e, f, g, dp) tare da anodes ɗin su suna haɗe a ciki zuwa fil ɗin anode gama gari biyu (Fil 3 da Fil 8). Kowane ɓangaren cathode yana da nasa fil na musamman.

Pinout:

1: Cathode E

2: Cathode D

3: Anode Gama Gari 1

4: Cathode C

5: Cathode DP (Matsakaicin Decimal)

6: Cathode B

7: Cathode A

8: Anode Gama Gari 2

9: Cathode F

10: Cathode G

Gano Polarity:Dole ne a haɗa fil ɗin anode gama gari zuwa ƙarfin wutar lantarki mai kyau (ta hanyar resistors masu dacewa masu iyakancewa). Ana kunna sassa ɗaya ta hanyar haɗa fil ɗin cathode ɗin su zuwa ƙaramin ƙarfin lantarki (yawanci ƙasa).

5.3 Tsarin Fil ɗin Gyaɗa da Aka Shawarta

An ba da tsarin ƙasa don tabbatar da ingantaccen haɗin gyaɗa yayin koma baya. Yin bin wannan tsarin yana taimakawa hana kabari, rashin daidaituwa, da rashin isassun fil ɗin gyaɗa.

6. Jagororin Gyaɗa da Haɗawa

6.1 Umarnin Gyaɗa ta Hanyar Koma Baya

An ƙididdige na'urar don matsakaicin zagayowar gyaɗa ta koma baya biyu. Ana buƙatar sanyaya gabaɗaya zuwa zafin jiki na daki tsakanin zagayowar.

• Bayanan martaba:Pre-heat: 120-150°C na matsakaicin dakika 120. Matsakaicin zafin jiki: 260°C matsakaicin.
• Gyaɗa ta Hannu (Ƙarfe):Matsakaicin zafin ƙarshen 300°C na matsakaicin dakika 3 kowane haɗin gwiwa. Wannan ya kamata a iyakance ga gyara sau ɗaya kawai.

6.2 Hatsarin Danshi da Ajiya

Ana jigilar kayan a cikin kunshin da ba shi da danshi. Dole ne a adana su a ≤30°C da ≤60% Danshi Dangi (RH). Da zarar an buɗe jakar da aka hatimi, kayan sun fara ɗaukar danshi daga muhalli.

Buƙatun Gasasshen:Idan kayan sun fallasa ga yanayin yanayi fiye da ƙayyadaddun iyakoki, dole ne a gasa su kafin koma baya don hana fashewar gasa ko rabuwa yayin aikin gyaɗa mai zafi.

• Kayan a cikin rilli: Gasasshe a 60°C na ≥48 hours.
• Kayan a cikin girma: Gasasshe a 100°C na ≥4 hours ko 125°C na ≥2 hours.

Mahimmanci:Ya kamata a yi gasasshen sau ɗaya kawai don guje wa ƙarin damuwa na zafi.

7. Kunshin da Ƙa'idodin Saye

7.1 Kunshin Kaset da Rilli

Ana ba da na'urar akan kaset ɗin mai ɗaukar kaya da aka yi wa ado a kan rilli, wanda ya dace da haɗawa ta atomatik ta zaɓi da sanya.

• Girman Rilli:An ba da daidaitattun girman rilli (misali, rilli 13-inch ko 22-inch).
• Kaset ɗin Mai ɗaukar Kaya:An yi shi daga baƙin ƙarfe na polystyrene alloy mai ɗaukar wutar lantarki. Girman yana bin ƙa'idodin EIA-481-D. Mahimman ƙayyadaddun sun haɗa da ƙimar rashin daidaituwa da matsakaicin tazarar tara akan ramukan sprocket 10.
• Adadin Kunshin:Rilli 13-inch yawanci yana ɗauke da guda 800. Rilli 22-inch yana ɗauke da tsayin kaset na mita 44.5. Mafi ƙarancin adadin sayan ragowar shine guda 200.
• Shugabanci:Kaset ɗin ya haɗa da sashen jagora da na trailer (matsakaicin 400mm da 40mm, bi da bi) don sauƙaƙe loda na'ura.

8. Shawarwari na Aikace-aikace da Abubuwan Ƙirarwa

8.1 Yanayin Aikace-aikace na Al'ada

• Kayan Lantarki na Mabukaci:Agogon dijital, injinan microwave, nunin na'urar sanyaya iska, kayan aikin sauti.
• Kayan Aikin Ma'auni:Mita na panel, kayan aikin gwaji, karatun na'urar likita.
• Sarrafa Masana'antu:Nuna sarrafa tsari, nunin lokaci, karatun ƙidaya.
• Bayan Kasuwan Motoci:Nunin taimako inda haske mai ƙarfi da kusurwar kallo mai faɗi ke da amfani.

8.2 Abubuwan Ƙirarwa Masu Muhimmanci

1. Iyakance Halin Yanzu:Koyaushe yi amfani da resistor na jerin don kowane haɗin anode gama gari (ko kowane ɓangaren idan ana amfani da direba mai ci gaba). Ƙididdige ƙimar resistor bisa ƙarfin wutar lantarki (V_CC), matsakaicin ƙarfin gaba (V_F~2.6V), da halin yanzu na gaba da ake so (I_F). Misali: Don V_CC=5V da I_F=10mA, R = (5V - 2.6V) / 0.01A = 240 Ω.
2. Haɗawa da Yawa:Don nunin lambobi da yawa, tsarin tuƙi da yawa ya zama gama gari. Tabbatar cewa matsakaicin halin yanzu a cikin wannan tsari bai wuce matsakaicin ƙimar iyaka (90mA bugun jini) ba kuma matsakaicin halin yanzu yana mutunta iyakar halin yanzu mai ci gaba da aka rage bisa ga aikin aiki da zafin jiki.
3. Gudanar da Zafi:Samar da isassun yanki na jan ƙarfe akan PCB da aka haɗa zuwa fil ɗin zafi (idan akwai) ko gubar na'urar don yin aiki azaman mai sanyaya zafi, musamman a cikin aikace-aikacen haske mai ƙarfi ko na yanayin zafi mai girma.
4. Kariya ta ESD:Ko da yake ba a bayyana shi a sarari a matsayin mai hankali ba, ana ba da shawarar matakan kula da ESD na daidaitattun na'urorin semiconductor yayin haɗawa.
5. Mahaɗin Gani:Yi la'akari da ƙirar fuska mai launin toka/sassan fari lokacin zaɓar murfi ko tacewa don kiyaye mafi kyawun bambanci.

9. Tambayoyin da Ake Yi Akai-akai (Dangane da Ma'auni na Fasaha)

9.1 Menene bambanci tsakanin tsayin raƙuman ruwa (639nm) da tsayin raƙuman ruwa (631nm)?

Tsayin raƙuman ruwa shine ma'aunin jiki na mafi girman ƙarfin a cikin bakan fitarwa. Tsayin raƙuman ruwa mai rinjaye ƙima ce da aka ƙididdige wacce ke wakiltar launin da idon ɗan adam ya gane. Don tushen launi ɗaya kamar wannan jan LED, suna kusa amma ba iri ɗaya ba saboda siffar lanƙwan hankalin ido.

9.2 Shin zan iya tuka wannan nunin kai tsaye tare da filin GPIO na microcontroller 3.3V?

A'a. Filin GPIO na al'ada ba zai iya samar da ko nutse isassun halin yanzu ba (yawanci 20-25mA matsakaicin kowane fil, tare da iyakar kunshin gabaɗaya) don tuka sassa da yawa na LED da haske da aminci. Bugu da ƙari, ƙarfin gaba na LED (~2.6V) yana kusa da 3.3V, yana barin ƙaramin sarari don resistor mai iyakancewa. Dole ne ka yi amfani da kewayawar direba, kamar tsarin transistor ko na musamman LED driver IC.

9.3 Me yasa aka iyakance matsakaicin zagayowar koma baya zuwa biyu?

Zagayowar koma baya da yawa suna sanya kunshin filastik da haɗin wayoyi na ciki zuwa maimaita damuwa na zafi, wanda zai iya haifar da gazawar injiniya, ƙara ɗaukar danshi, ko lalata kayan epoxy. Iyaka yana tabbatar da aminci na dogon lokaci.

9.4 Ta yaya zan zaɓi rukunin ƙarfin haske da ya dace?

Zaɓi bisa yanayin hasken muhalli na aikace-aikacenku da karantawar da ake buƙata. Don cikin gida, ƙarancin hasken muhalli, ƙananan kwandon (J, K) na iya isa kuma sun fi inganci. Don karantawar hasken rana ko aikace-aikacen hasken muhalli mai girma, ƙayyade manyan kwandon (L, M). Don nunin lambobi da yawa, ƙayyade lambar kwandon iri ɗaya yana da mahimmanci don daidaito.

10. Bayanan Fasaha da Trends

10.1 Fasahar LED AlInGaP

Aluminum Indium Gallium Phosphide (AlInGaP) wani kayan semiconductor ne da aka ƙera musamman don ingantaccen fitar da haske a cikin jan, orange, da rawaya wavelengths. Girma akan substrate na GaAs, yana ba da ingantaccen aiki idan aka kwatanta da tsofaffin fasahohi kamar GaAsP, yana ba da haske mafi girma, mafi kyawun kwanciyar hankali na zafin jiki, da tsawon rayuwa. Sunan "Jan Super" yawanci yana nuna takamaiman abun da ke ciki wanda aka inganta don ingantaccen ƙarfin haske da wurin launin ja mai cikar gani.

10.2 Trends na Nuni na LED SMD

Trend a cikin abubuwan nuni yana ci gaba zuwa ƙananan ƙira, mafi girman aminci, da haɗin kai. Yayin da nunin SMD mai lamba ɗaya kamar LTS-4812SKR-P ya kasance mai mahimmanci don karatun lambobi da aka raba, akwai haɓaka iri ɗaya a cikin nunin SMD na matrix-dot da cikakkun ƙirar ƙirar nunin tare da masu sarrafa da aka saka. Bukatu don faɗin kewayon yanayin aiki, ƙarancin amfani da wutar lantarki, da dacewa tare da hanyoyin gyaɗa marasa gubar da manyan zafin jiki (kamar waɗanda ake buƙata don kayan lantarki na mota) suna ci gaba da haifar da ci gaban ɓangaren.