Bayanin Fasaha na Nunin LED na LTS-5825CTB-PR - Tsayin Lamba 0.56-inch - LED Blue na InGaN - Ƙarfin Wutar Gaba 3.8V - Takardun Fasaha na Hausa

1. Bayanin Samfurin Gabaɗaya

LTS-5825CTB-PR na'urar haɗawa da farantin (SMD) ce da aka ƙera a matsayin nunin lamba da haruffa guda ɗaya. Babban aikinta shine samar da fitarwa na lambobi da ƴan haruffa masu haske da bayyananne a cikin kayan lantarki. Fasahar cibiyar tana amfani da kayan semiconductor na Indium Gallium Nitride (InGaN) da aka girma akan tushen sapphire, wanda ke da alhakin fitar da hasken blue mai inganci. Na'urar tana da fuskar launin toka da sassuna fari, suna haɓaka bambanci da karantawa. An rarraba ta a matsayin nau'in nunin Anode Gama Gari, ma'ana an haɗa anodes na duk sassun LED a ciki, yana sauƙaƙe ƙirar da'ira don haɗawa da yawa.

1.1 Siffofi da Fa'idodi Masu Muhimmanci

• Girman Lamba:Tsayin harafi na 0.56-inch (14.22 mm) yana ba da kyakkyawar gani don tazara na kallo na matsakaici.
• Ayyukan Gani:Yana ba da haske mai ƙarfi da bambanci mai girma, wanda sassuna masu daidaito ke sauƙaƙa waɗanda ke tabbatar da haske iri ɗaya a ko'ina cikin harafin.
• Kusurwar Kallo:Yana ba da kusurwar kallo mai faɗi, yana sa nunin ya zama mai karantawa daga matsayi daban-daban.
• Ingancin Wutar Lantarki:Yana da ƙaramin buƙatun wutar lantarki, yana ba da gudummawa ga ƙira masu amfani da makamashi.
• Amincewa:Yana amfana da amincin ƙwaƙƙwaran jiki ba tare da sassa masu motsi ba, yana haifar da dogon rayuwar aiki.
• Sarrafa Inganci:Ana rarraba na'urori (bin) don ƙarfin haske, yana ba da damar daidaita haske iri ɗaya a cikin aikace-aikacen lambobi da yawa.
• Bin Ka'idojin Muhalli:Kunshin ba shi da gubar kuma yana bin umarnin RoHS (Ƙuntata Abubuwa Masu Hadari).

1.2 Aikace-aikace da Kasuwa da Ake Nufi

An yi amfani da wannan nunin a cikin kayan lantarki na yau da kullun. Yankunan aikace-aikace na yau da kullun sun haɗa da na'urori na sarrafa ofis (misali, na'urorin kwafi, firinta), kayan aikin sadarwa, kayan aikin gida, allunan kayan aiki, da na'urorin lantarki na mabukaci inda ake buƙatar karatun lambobi bayyananne. Ya dace da aikace-aikacen da ke buƙatar aminci, kyakkyawan gani, da ƙirar ƙira. Masu ƙira yakamata su tuntubi don aikace-aikacen da suka haɗa da buƙatun aminci na musamman, kamar a cikin jiragen sama, likita, ko tsarin mahimmanci na aminci.

2. Cikakken Bayanin Ƙayyadaddun Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin da za a iya haifar da lalacewa ta dindindin ga na'urar. Ba a ba da shawarar aiki na'urar akai-akai a ko kusa da waɗannan iyakokin ba.

• Rushewar Wutar Lantarki Kowane Sashe:Matsakaicin 70 mW.
• Matsakaicin Halin Gaba Kowane Sashe:30 mA (ƙarƙashin yanayin bugun jini: 1/10 aikin aiki, faɗin bugun jini 0.1ms).
• Ci gaba da Halin Gaba Kowane Sashe:25 mA a 25°C. Wannan ƙimar tana raguwa da layi ta 0.28 mA/°C yayin da yanayin yanayi ya ƙaru sama da 25°C.
• Yanayin Aiki & Ma'ajiyar Zazzabi:-35°C zuwa +105°C.
• Zazzabin Solder:Yana jure 260°C na dakika 3 a 1/16 inch (kusan 1.6mm) ƙasa da farantin zama.

2.2 Halayen Lantarki & Gani

Waɗannan sune ma'auni na yau da kullun na aiki da aka auna a yanayin yanayi (Ta) na 25°C.

• Matsakaicin Ƙarfin Hasken (I_V):8600 zuwa 28500 µcd (microcandelas) a halin gaba (I_F) na 10mA. Kuskure na 15% ya shafi wannan ma'auni.
• Matsakaicin Tsawon Tsawon Tsawon (λ_p):468 nm (nanometers), yana nuna mafi ƙarfin wurin fitar da haske a cikin bakan blue.
• Matsakaicin Tsawon Tsawon (λ_d):470 nm, wanda shine tsawon zango da idon ɗan adam ke gani, tare da jurewar ±1 nm.
• Rabin Faɗin Layin Bakan (Δλ):25 nm, yana ayyana tsaftar bakan ko faɗin band na hasken blue da aka fitar.
• Ƙarfin Wutar Gaba Kowane Guntu (V_F):3.3V zuwa 3.8V a I_F=5mA, tare da jurewar ±0.1V. Wannan ma'auni ne mai mahimmanci don ƙirar da'irar direba.
• Halin Baya (I_R):Matsakaicin 100 µA a ƙarfin baya (V_R) na 5V. Lura cewa wannan yanayin gwaji ne; ba a ƙera na'urar don ci gaba da aikin baya ba.
• Matsakaicin Daidaitawar Ƙarfin Hasken:2:1 matsakaicin ga sassuna a cikin yanki mai haske iri ɗaya, yana tabbatar da daidaiton gani.
• Crosstalk:An ƙayyade shi azaman ≤ 2.5%, yana rage hasken da ba a so na kusa da kashe sassuna.

2.3 Hatsarin Fitowar Wutar Lantarki (ESD)

LEDs suna da saukin lalacewa daga fitar da wutar lantarki. Takardun bayanai tana ba da shawarar ƙwarai aiwatar da matakan sarrafa ESD yayin sarrafawa da haɗawa:

• Yi amfani da bel ɗin wuyan ƙasa ko safar hannu masu hana wutar lantarki.
• Tabbatar cewa duk tashoshin aiki, kayan aiki, da wuraren ajiya suna da ƙasa da kyau.
• Yi amfani da masu ionizer don kawar da cajin tsaye da zai iya taruwa akan kunshin filastik.

3. Tsarin Binning da Rarrabawa

LTS-5825CTB-PR yana amfani da tsarin rarrabawa da farko donƘarfin Hasken. Ana gwada na'urori kuma ana rarraba su cikin kwandon bins dangane da fitar da hasken da aka auna a daidaitaccen gwajin gwaji (10mA). Wannan yana ba masu ƙira damar zaɓar nunin tare da matakan haske masu dacewa, wanda ke da mahimmanci ga aikace-aikacen lambobi da yawa don guje wa kamanni mara daidaituwa. An ƙayyade kewayon ƙarfi na 8600-28500 µcd. Duk da yake ba a bayyana dalla-dalla don tsawon zango a cikin wannan takarda ba, ƙaƙƙarfan jurewa akan tsayin zango (±1 nm) a zahiri yana tabbatar da kyakkyawar daidaiton launi daga na'urar zuwa na'ura.

4. Bincike na Lanƙwasa Aiki

Takardun bayanai tana nuni zuwa lanƙwasa halaye na yau da kullun, waɗanda ke da mahimmanci don fahimtar halayen na'urar a ƙarƙashin yanayi daban-daban. Duk da yake ba a sake yin takamaiman zane-zane a cikin rubutun da aka bayar ba, yawanci sun haɗa da:

• Halin Gaba vs. Ƙarfin Wutar Gaba (Lanƙwasa I-V):Yana nuna alaƙar da ba ta da layi, mai mahimmanci don tantance ƙarfin wutar lantarki da ake buƙata don halin da ake so.
• Ƙarfin Hasken vs. Halin Gaba:Yana kwatanta yadda fitar da haske ke ƙaruwa tare da halin yanzu, yana taimakawa wajen inganta ciniki tsakanin haske da amfani da wutar lantarki / zafi.
• Ƙarfin Hasken vs. Yanayin Yanayi:Yana nuna raguwar fitar da haske yayin da zafin jiki ya tashi, wanda ke da mahimmanci ga sarrafa zafi a cikin aikace-aikace.
• Rarraba Bakan:Zane na ƙarfin dangi da tsawon zango, yana tabbatar da kololuwar da tsayin zango da faɗin bakan.

5. Bayanin Injiniya da Kunshin

5.1 Girman Kunshin

Na'urar ta yi daidai da takamaiman sawun SMD. Muhimman bayanan girma sun haɗa da: duk girma suna cikin millimeters tare da jurewar gabaɗaya na ±0.25 mm. Ana aiwatar da takamaiman sarrafa inganci don fuskar nunin: kayan waje akan sassuna ≤ 10 mils, gurɓataccen tawada ≤ 20 mils, kumfa a cikin sassuna ≤ 10 mils, da lanƙwasa mai nuna haske ≤ 1% na tsawonsa. Burr ɗin filastik yana iyakance ga matsakaicin 0.14 mm.

5.2 Saitin Fil da Zanen Da'ira

Nunin yana da saitin fil 10. Zanen da'ira na ciki yana nuna gine-ginen Anode Gama Gari. Pinout kamar haka: Fil 3 da Fil 8 sune Anodes Gama Gari. Fil 1, 2, 4, 5, 6, 7, 9, da 10 sune Cathodes don sassuna E, D, C, DP (maki goma), B, A, F, da G bi da bi. Fil 5 na musamman ne don madaidaicin maki goma na hannun dama.

5.3 Ƙirar Ƙasar Solder da Aka Ba da Shawara

An ba da shawarar sawun ƙasa (tsarin ƙasa) don ƙirar PCB don tabbatar da ingantaccen haɗin gwiwar solder da daidaitawar injiniya da kyau yayin aikin sake kunnawa. Yin bin wannan tsarin yana da mahimmanci ga yawan samarwa.

6. Jagororin Solder da Haɗawa

6.1 Ma'auni na Solder na Reflow

Na'urar ta dace da solder reflow. Ma'auni masu mahimmanci sune:

• Pre-heat:120–150°C.
• Lokacin Pre-heat:Matsakaicin dakika 120.
• Matsakaicin Zazzabi:Matsakaicin 260°C.
• Lokaci Sama da Liquidus:Matsakaicin dakika 5.
• Adadin Zangon Reflow:Matsakaicin sau 2. Dole ne haɗin ya yi sanyi zuwa yanayin zafi na yau da kullun tsakanin aikin solder na farko da na biyu.

6.2 Solder na Hannu (Ƙarfe)

Idan solder na hannu ya zama dole, zafin ƙarfe bai kamata ya wuce 300°C ba, kuma lokacin solder kowane haɗin gwiwa yakamata a iyakance ga matsakaicin dakika 3.

6.3 Hancin Danshi da Ajiya

Kunshin SMD yana da hankali ga danshi. Ana jigilar na'urori a cikin marufi mai hana danshi tare da desiccant. Yakamata a adana su a ≤ 30°C da ≤ 60% Yanayin Danshi. Da zarar an buɗe jakar da aka rufe, na'urorin sun fara ɗaukar danshi daga muhalli. Idan lokacin bayyanawa ya wuce ƙayyadaddun iyakokin (ba a cikakken bayani a cikin wannan ɓangaren ba), ko kuma idan ba a adana sassan a cikin akwatin bushewa ba, sudole ne a gasakafin sake kunnawa don hana fashewar gasa ko rabuwa yayin solder. Yanayin gasa shine: 60°C na ≥48 hours (a cikin reel), ko 100°C na ≥4 hours / 125°C na ≥2 hours (a cikin girma). Yakamata a yi gasa sau ɗaya kawai.

7. Bayanin Kunshin da Oda

7.1 Ƙayyadaddun Kunshin

Ana samar da na'urori akan tef da reel don haɗawa ta atomatik. Tef ɗin mai ɗaukar kaya an yi shi da baƙar ƙarfe na polystyrene alloy. Kunshin yana bin ka'idojin EIA-481-D. Muhimman ƙayyadaddun reel sun haɗa da tsawon kunshin mita 44.5 a kowane reel 22-inch, yana ɗauke da guda 700 a kowane reel 13-inch. Ƙaramin adadin kunshin na guda 200 ya shafi sauran umarni. Tef ɗin ya haɗa da sassan jagora da trailer (matsakaicin 400mm da 40mm, bi da bi) don sauƙaƙe ciyarwar inji.

7.2 Fassarar Lambar Sashe

Za a iya fassara lambar sashe LTS-5825CTB-PR kamar haka: LTS (iyalin samfur), 5825 (mai yiwuwa mai gano jerin / samfur), C (mai yiwuwa lambar launi don blue), T (nau'in kunshin), B (kwandon haske ko bambance-bambance), PR (zai iya nuna madaidaicin maki goma na hannun dama).

8. Bayanan Aikace-aikace da La'akari da Ƙira

8.1 Ƙirar Da'irar Direba

A matsayin nunin anode gama gari, yakamata a haɗa anodes (fil 3 & 8) zuwa ƙarfin wutar lantarki mai kyau (V_CC). Ana kunna sassuna ɗaya ɗaya ta hanyar nutsewar halin yanzu ta hanyar fil ɗin cathode ɗinsu zuwa ƙasa. Dole ne a yi la'akari da ƙarfin wutar lantarki (V_F) na 3.3-3.8V lokacin zaɓar ƙarfin wutar lantarki. Ana buƙatar resistor mai iyakancewa a jere tare da kowane cathode (ko kuma za a iya amfani da direba mai ci gaba) don saita halin gaba (I_F) zuwa matakin da ake so, yawanci tsakanin 5-20 mA, daidaita haske da tsawon rai. Don haɗa lambobi da yawa, ana sauya anodes gama gari a jere a babban mitar.

8.2 Gudanar da Zafi

Rage layi na ci gaba da halin gaba (0.28 mA/°C sama da 25°C) yana nuna mahimmancin sarrafa zafi. A cikin yanayin zafi mai girma ko aikace-aikacen aikin aiki mai girma, dole ne a rage ingantaccen matsakaicin halin yanzu daidai. Isasshen zubar da tagulla na PCB da iska suna taimakawa wajen kawar da zafi.

8.3 Haɗin Gani

Fuskar launin toka da sassuna fari suna ba da bambanci na asali. Don ƙarin haɓakawa, yi la'akari da ƙara tacewa mai matsakaicin yawa ko mai watsawa mai launi. Faɗin kusurwar kallo yana sa ya dace da aikace-aikacen inda mai amfani bazai kasance a gaban nunin kai tsaye ba.

9. Kwatance da Bambance-bambance

Idan aka kwatanta da tsofaffin fasahohi kamar jajayen LEDs na GaAsP ko manyan nunin LED na rami, LTS-5825CTB-PR yana ba da fa'idodi da yawa:Ƙaramin Siffar Siffa:Kunshin SMD yana adana sararin allo mai mahimmanci kuma yana ba da damar ƙira mai ƙaramin bayani.Mafi Girman Ingantacciya:Fasahar InGaN tana ba da haske mafi girma a ƙananan halaye.Mafi Kyawun Amincewa:Ginin ƙwaƙƙwaran jiki da ƙaƙƙarfan kunshin SMD suna inganta juriya da girgiza.Sauƙin Haɗawa:Yana dacewa da sauri, atomatik ɗauka da sanya da hanyoyin solder reflow, yana rage farashin masana'antu. Babban bambance-bambancensa a cikin rukuninsa shine takamaiman haɗin tsayin lamba 0.56-inch, launin blue, tsarin anode gama gari, da cikakkun ƙayyadaddun ayyuka da sarrafa inganci da aka rubuta.

10. Tambayoyin da Ake Yawan Yi (FAQ)

Q1: Menene bambanci tsakanin tsayin zango kololuwa da tsayin zango mafi rinjaye?

A1: Tsawon zango kololuwa (λ_p=468 nm) shine wurin matsakaicin ƙarfin bakan da aka fitar. Tsawon zango mafi rinjaye (λ_d=470 nm) shine tsayin zango guda ɗaya na hasken monochromatic wanda zai dace da launin da ake gani na LED. Sau da yawa suna kusa amma ba iri ɗaya ba.

Q2: Shin zan iya tuƙi wannan nunin tare da samar da 5V?

A2: Ee, amma dole ne ka yi amfani da resistor mai iyakancewa na jere ga kowane sashe. An ƙididdige ƙimar resistor kamar R = (V_supply- V_F) / I_F. Don samar da 5V, V_Fna 3.5V, da I_Fna 10mA, R = (5 - 3.5) / 0.01 = 150 Ω.

Q3: Me ya sa adadin zagayowar reflow ya iyakance ga biyu?

A3: Maimaita bayyanawa ga yanayin zafi mai girma na solder na iya haifar da damuwa na zafi akan haɗin guntun ciki, haɗin waya, da kunshin filastik, mai yiwuwa ya haifar da raguwar aminci ko gazawa. Iyaka yana tabbatar da ingancin na'urar na dogon lokaci.

Q4: Menene zai faru idan ban gasa reel ɗin da aka fallasa ga danshi kafin sake kunnawa ba?

A4: Danshin da aka kama zai iya yin tururi cikin sauri yayin bayyanannen yanayin sake kunnawa mai zafi, yana haifar da matsa lamba mai girma a ciki. Wannan na iya haifar da fashewar kunshin (\"popcorning\"), rabuwa na ciki, ko lalata wayar haɗin gwiwa, yana haifar da gazawar nan take ko a ɓoye.

11. Misalin Amfani na Aiki

Yanayi: Ƙirar Nunin Digital Multimeter.Mai ƙira yana buƙatar nunin lamba ɗaya mai haske, amintacce, don ƙaramin ma'aunin ma'auni. An zaɓi LTS-5825CTB-PR. Ana amfani da nunin huɗu don nuna har zuwa ƙidaya 1999. Microcontroller yana amfani da dabarar haɗawa da yawa: yana saita tsarin lamba 1 akan layukan cathode, yana kunna anode gama gari don lamba 1, yana jira ɗan gajeren lokaci, sannan ya kashe lamba 1, ya saita tsarin lamba 2, ya kunna anodensa, da sauransu, yana zagayawa cikin sauri. An saita halin yanzu ga kowane sashe zuwa 8 mA ta hanyar resistors, yana ba da isasshen haske tare da ƙarancin wutar lantarki. Fuskar launin toka tana tabbatar da kyakkyawan bambanci a ƙarƙashin gilashin kariya na ma'aunin ma'auni. Ana samo na'urori daga kwandon ƙarfin haske iri ɗaya don tabbatar da daidaiton haske a duk lambobi huɗu.

12. Gabatarwar Ƙa'idar Fasaha

Fitar da haske ya dogara ne akan electroluminescence a cikin haɗin p-n semiconductor. Kayan aiki shine Indium Gallium Nitride (InGaN). Lokacin da aka yi amfani da ƙarfin wutar lantarki mai gaba wanda ya wuce ƙarfin kunna diode (kusan 3.3V), ana shigar da electrons daga yankin n-nau'i da ramuka daga yankin p-nau'i zuwa yankin aiki (rijiyar quantum). Lokacin da wani electron ya sake haɗuwa da rami, ana sakin makamashi a cikin nau'in photon. Takamaiman abun da ke cikin gawa na InGaN yana ƙayyade ƙarfin bandgap, wanda kuma ke ƙayyade tsayin zango (launi) na hasken da aka fitar—a wannan yanayin, blue (~470 nm). Tushen sapphire yana ba da samfuri na crystalline don girma manyan yadudduka na InGaN masu inganci.

13. Trends na Fasaha da Mahallin

Wannan na'urar tana wakiltar cikakkiyar aikace-aikacen fasahar LED blue na InGaN. Yarjejeniya a cikin nunin SMD na lamba da haruffa tana zuwa ga mafi girman yawan pixel (lambobi da yawa da matrix ɗigo a cikin kunshin guda ɗaya), ikon launi cikakke (haɗa jajayen guntu, kore, da blue), da ma ƙarancin wutar lantarki. Akwai kuma motsi zuwa kan allo (COB) da mafita masu haɓaka direba waɗanda ke rage adadin abubuwan waje. Bugu da ƙari, ci gaban a cikin fasahar da aka canza phosphor yana ba da damar guntu blue ko UV guda ɗaya don samar da fari ko wasu launuka, yana faɗaɗa yuwuwar aikace-aikace. Ka'idojin inganci, aminci, da ƙanƙanta da aka gani a cikin wannan ɓangaren suna ci gaba da haifar da ƙirƙira a cikin masana'antar LED.