Bayanin Fasaha na LED na SMD3528 Mai launin rawaya - Girman 3.5x2.8mm - Ƙarfin lantarki 2.2V - Wutar 0.144W - Takardun Fasaha na Hausa

1. Bayyani Game da Samfurin

LED na SMD3528 mai launin rawaya na'urar da aka ƙera don haɗawa da ƙasa wacce aka tsara don hasken gabaɗaya, hasken baya, da aikace-aikacen nuna alama. Wannan LED mai guda ɗaya yana ba da tsari mai ƙarami tare da faɗin kusurwar kallo na digiri 120, wanda ya sa ya dace da aikace-aikacen da ke buƙatar haske iri ɗaya. Babban fa'idar wannan ɓangaren yana cikin daidaitaccen tsarin rarrabawa, wanda ke tabbatar da daidaitaccen launi da fitar da ƙarfin haske a cikin rukunin samarwa, wanda ke da mahimmanci ga aikace-aikacen da ke buƙatar daidaiton launi.

Kasuwarmar da aka yi niyya ta haɗa da na'urorin lantarki na mabukaci, hasken cikin motoci, alamun kasuwanci, da kayan hasken ado inda ake buƙatar hasken rawaya mai ƙarancin wutar lantarki kuma mai dogaro.

2. Zurfin Binciken Sigogi na Fasaha

2.1 Matsakaicin Matsayin Ma'auni

Ana ƙididdige na'urar don aiki a ƙarƙashin matsananciyar yanayi masu zuwa, an auna su a zafin maƙallan solder (T_s) na 25°C. Wucewa waɗannan iyakoki na iya haifar da lalacewa ta dindindin.

• Ƙarfin Lantarki na Gaba (I_F):30 mA (Ci gaba)
• Ƙarfin Lantarki na Gaba na bugun jini (I_FP):40 mA (Faɗin bugun jini ≤10ms, Duty Cycle ≤1/10)
• Rushewar Wutar Lantarki (P_D):144 mW
• Zazzabin Aiki (T_opr):-40°C zuwa +80°C
• Zazzabin Ajiya (T_stg):-40°C zuwa +80°C
• Zazzabin Junction (T_j):125°C
• Zazzabin Solder (T_sld):230°C ko 260°C na dakika 10 (Solder na Reflow)

2.2 Halaye na Lantarki da na Gani

Ana auna aikin al'ada a T_s=25°C da I_F=20mA, sai dai idan an ƙayyade.

• Ƙarfin Lantarki na Gaba (V_F):Al'ada 2.2V, Matsakaici 2.6V
• Ƙarfin Lantarki na Baya (V_R):5V
• Tsawon Zango Mai Rinjaye (λ_d):590 nm
• Ƙarfin Lantarki na Baya (I_R):Matsakaici 10 µA (a V_R=5V)
• Kusurwar Dubawa (2θ_1/2):Digiri 120

3. Bayanin Tsarin Rarrabawa

Cikakken tsarin rarrabawa yana rarraba LED bisa mahimman sigogi na aiki don tabbatar da daidaito. Rangwamen ma'aunin ƙarfin haske shine ±7%, kuma na ma'aunin ƙarfin lantarki shine ±0.08V.

3.1 Rarrabawar Ƙarfin Haske (Luminous Flux Binning)

Ana auna ƙarfin haske a I_F=20mA. Lambar kwandon tana bayyana mafi ƙarancin da fitarwa na al'ada.

• A2:Mafi ƙanƙanta 0.5 lm, Al'ada 1.0 lm
• A3:Mafi ƙanƙanta 1.0 lm, Al'ada 1.5 lm
• B1:Mafi ƙanƙanta 1.5 lm, Al'ada 2.0 lm
• B2:Mafi ƙanƙanta 2.0 lm, Al'ada 2.5 lm
• B3:Mafi ƙanƙanta 2.5 lm, Al'ada 3.0 lm

3.2 Rarrabawar Tsawon Zango (Wavelength Binning)

Ana rarraba tsawon zango mai rinjaye don sarrafa daidaitaccen inuwar rawaya.

• Y1:585 nm zuwa 588 nm
• Y2:588 nm zuwa 591 nm
• Y3:591 nm zuwa 594 nm

3.3 Rarrabawar Ƙarfin Lantarki na Gaba (Forward Voltage Binning)

Ana rarraba ƙarfin lantarki na gaba don taimakawa wajen ƙirar da'ira don daidaita ƙarfin lantarki.

• C:1.8V zuwa 2.0V
• D:2.0V zuwa 2.2V
• E:2.2V zuwa 2.4V
• F:2.4V zuwa 2.6V

3.4 Fassarar Sunan Samfurin

Lambar samfurin tana bin takamaiman tsari:T3200SYA. Dangane da ƙa'idodin suna da aka bayar, ana iya fassara wannan azaman samfuri mai takamaiman lambar ciki, kwandon ƙarfin haske, lambar launi (Y don rawaya), ƙididdigar die (S don ƙaramin ƙarfin lantarki guda ɗaya), lambar ruwan tabarau (00 don babu ruwan tabarau), da lambar marufi (32 don 3528).

4. Binciken Lanƙwasa Ayyuka

Bayanin bayanin ya haɗa da lanƙwasa halaye da yawa waɗanda ke da mahimmanci don fahimtar halayen LED a ƙarƙashin yanayin aiki daban-daban.

4.1 Ƙarfin Lantarki na Gaba da Ƙarfin Lantarki na Gaba (Lanƙwasa I-V)

Wannan lanƙwasa tana nuna alaƙar ma'auni tsakanin ƙarfin lantarki na gaba da aka yi amfani da shi da sakamakon ƙarfin lantarki. Yana da mahimmanci don zaɓar daidaitaccen resistor mai iyakance ƙarfin lantarki ko da'irar direba don tabbatar da cewa LED yana aiki a cikin ƙayyadaddun kewayon ƙarfin lantarki kuma don hana guduwar zafi.

4.2 Ƙarfin Lantarki na Gaba da Ƙarfin Haske na Dangi

Wannan jadawalin yana kwatanta yadda fitar da haske ke ƙaruwa tare da ƙarfin lantarki na gaba. Yawanci yana nuna alaƙar kusa da layi a cikin kewayon aikin da aka ba da shawarar, sannan ya biyo baya da fili ko raguwa a manyan ƙarfin lantarki saboda raguwar inganci da ƙara zazzabin junction. Yin aiki fiye da yankin layi ba shi da inganci kuma yana haɓaka lalacewa.

4.3 Zazzabin Junction da Ƙarfin Siffar Siffa na Dangi

Wannan lanƙwasa tana nuna kwanciyar hankali na zafi na fitar da launi na LED. Ga wannan LED na rawaya AlInGaP, ƙarfin siffar siffa na dangi ya kasance sama da 90% a cikin kewayon zazzabin junction daga 25°C zuwa 125°C lokacin da aka tuka shi a 20mA. Wannan yana nuna kyakkyawan kwanciyar hankali na launi a kan kewayon zafin aiki, wanda ke da mahimmanci ga aikace-aikacen da ake buƙatar daidaitaccen launi.

4.4 Rarraba Ƙarfin Siffa

Lanƙwasa siffa tana nuna ƙanƙara mai kunkuntar da ke tsakiya a kusa da tsawon zango mai rinjaye (590 nm), wanda ke da halayyar LED masu launi guda ɗaya. Cikakken faɗin a rabin matsakaici (FWHM) na wannan kololuwa yana ƙayyade tsaftar launi. FWHM mafi ƙunƙuntawa yana nuna launin rawaya mai cikakken cikawa, mai tsafta.

5. Bayanin Injiniya da Marufi

5.1 Girman Jiki da Zanen Bayyani

LED ya yi daidai da daidaitattun girmansu na marufin SMD 3528: kusan 3.5mm a tsayi, 2.8mm a faɗi, da tsayin al'ada. An ba da cikakkun zane-zane na injiniya tare da rangwame (misali, .X: ±0.10mm, .XX: ±0.05mm) don ƙirar sawun PCB.

5.2 Tsarin Ƙasa na PCB da Stencil da Aka Ba da Shawara

An ba da shimfidar kushin solder da aka ba da shawarar da ƙirar buɗaɗɗen stencil don tabbatar da samuwar haɗin gwiwar solder yayin solder na reflow. Bin waɗannan jagororin yana hana kabari, rashin daidaito, da rashin isasshen solder.

5.3 Gano Polarity

Ana yiwa cathode alama ta hanyar kore a saman marufin LED ko tsaga/ɓangarori a gefe ɗaya na jikin marufi. Dole ne a kiyaye daidaitaccen polarity yayin haɗawa.

6. Jagororin Solder da Haɗawa

6.1 Sigogi na Solder na Reflow

LED ya dace da daidaitattun hanyoyin reflow na infrared ko convection. Matsakaicin zafin jiki yayin solder bai kamata ya wuce 230°C na dakika 10 ko 260°C na dakika 10 ba. Yakamata a yi amfani da daidaitaccen bayanin martaba na reflow tare da yankuna masu dumama, jiƙa, reflow, da sanyaya, tare da tabbatar da an sarrafa matsakaicin zafin jiki da lokacin da ya wuce ruwa.

6.2 Kula da Sarrafawa da Ajiya

• Ajiye a cikin yanayi mai bushewa, mai hana tashin hankali a cikin ƙayyadaddun kewayon zafin jiki (-40°C zuwa +80°C).
• Yi amfani da shi cikin watanni 12 na ranar samarwa a ƙarƙashin sharuɗɗan ajiya da aka ba da shawarar don kiyaye iyawar solder.
• A guji matsin lamba na injiniya akan ruwan tabarau da haɗin wayoyi.
• A tsaftace tare da barasa na isopropyl idan ya cancanta; a guji amfani da tsaftacewa ta ultrasonic.

7. Bayanin Marufi da Oda

7.1 Ƙayyadaddun Kaset da Reel

Ana ba da samfurin akan kaset ɗin mai ɗaukar kaya da aka yi ado da aka nannade akan reels. An ƙayyade mahimman girmansu na aljihun kaset ɗin mai ɗaukar kaya don tabbatar da dacewa da daidaitattun kayan aikin zaɓi da sanyawa na SMD. An ayyana ƙarfin yankewar murfin murfin a matsayin 0.1N zuwa 0.7N lokacin da aka yayyanka a kusurwar digiri 10.

7.2 Zaɓin Samfurin Oda

An samo takamaiman lambobin sassa masu oda ta hanyar haɗa samfurin tushe tare da lambobin kwandon da ake so don ƙarfin haske, tsawon zango, da ƙarfin lantarki na gaba (misali, T3200SYA-A2-Y2-D). Tuntubi cikakkun tebur na rarrabawa don zaɓar haɗin gwiwar da ya dace da buƙatun aikace-aikacen don haske, launi, da halayen lantarki.

8. Shawarwarin Aikace-aikace

8.1 Da'irorin Aikace-aikace na Al'ada

Hanyar tuƙi da aka fi sani da ita ita ce tushen ƙarfin lantarki na akai-akai ko resistor mai sauƙi tare da wadata DC. Ana ƙididdige ƙimar resistor kamar R = (V_wadata- V_F) / I_F. Ga aikace-aikacen da ke buƙatar kwanciyar hankali mai haske ko aiki a kan faɗin yanayin zafi, ana ba da shawarar direban ƙarfin lantarki na akai-akai sosai don rama mummunan ƙimar zafi na V_F.

8.2 Abubuwan Kula da Gudanar da Zafi

Duk da cewa rushewar wutar lantarki yana da ƙasa, ingantaccen gudanar da zafi akan PCB har yanzu yana da mahimmanci don dogon lokacin aminci. Tabbatar da isasshen yanki na tagulla da aka haɗa zuwa kushin zafi (idan ya dace) ko kushin cathode/anode don fitar da zafi daga junction na LED. Yin aiki a ko kusa da matsakaicin ƙarfin lantarki da aka ƙidaya zai haifar da ƙarin zafi kuma yana buƙatar ƙarin ƙira mai zafi.

8.3 Ƙira don Masana'antu (DFM)

Bi tsarin ƙasa da ƙirar stencil da aka ba da shawarar. Kiyaye tazara mai kyau tsakanin LED da sauran abubuwan don guje wa inuwa ko tsangwama na gani. Yi la'akari da kusurwar kallo na digiri 120 yayin ƙirar jagororin haske ko masu watsawa don cimma tsarin haske da ake so.

9. Matsayin Aminci da Ingantaccen Ma'auni

9.1 Matrix na Gwajin Aminci

Samfurin yana ɗaukar jerin gwaje-gwaje masu tsauri na aminci bisa ma'auni na JEDEC da MIL don tabbatar da aiki na dogon lokaci. Manyan gwaje-gwaje sun haɗa da:

• Rayuwar Aiki mai Zafi/Ƙananan Zafi (HTOL/LTOL):Sa'o'i 1008 a 85°C/-40°C a matsakaicin ƙarfin lantarki.
• Rayuwar Aiki mai Zafi mai Zafi (HTHH):Sa'o'i 1008 a 60°C/90% RH a matsakaicin ƙarfin lantarki.
• Gwajin Zafi Zafi (THB):Zagaye 20 tsakanin -20°C da 60°C tare da 60% RH.
• Girgizar Zafi:Zagaye 100 tsakanin -40°C da 125°C.

9.2 Ma'auni na Kasawa

Ana ɗaukar gwaji a matsayin gazawa idan kowane samfuri ya nuna:

• Matsar da ƙarfin lantarki na gaba > 200mV.
• Lalacewar ƙarfin haske > 25% (ga wannan LED na rawaya AlInGaP).
• Ƙarfin lantarki na gaba ko na baya > 10 µA.
• Gagarumin gazawa (buɗe ko gajeren da'ira).

10. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da LED waɗanda ba a rarraba su ba ko kuma an ƙayyade su gabaɗaya, babban fa'idar wannan samfurin shine tabbacin aikin sa a cikin ƙunƙun kwanduna don ƙarfin haske, launi, da ƙarfin lantarki. Wannan yana kawar da buƙatar rarrabuwa da daidaitawa mai yawa ta mai amfani a ƙarshe a aikace-aikacen da ke buƙatar daidaito, kamar jerin LED masu yawa ko raka'o'in hasken baya. Kusurwar kallo na digiri 120 ya fi faɗi fiye da wasu abubuwan da abokan hamayya ke bayarwa, yana ba da ƙarin fitar da haske mai watsawa wanda ya dace da hasken panel.

11. Tambayoyin da Ake Yawan Yi (FAQ)

11.1 Menene bambanci tsakanin kwandon ƙarfin haske A2 da B3?

Kwandon A2 yana tabbatar da mafi ƙarancin fitarwa na 0.5 lm (al'ada 1.0 lm), yayin da Kwandon B3 yana tabbatar da mafi ƙarancin 2.5 lm (al'ada 3.0 lm). LED na B3 suna da haske kusan 2.5 zuwa 3 sau fiye da LED na A2 a daidai ƙarfin tuƙi na 20mA. Zaɓi kwandon bisa ga hasken da ake buƙata don aikace-aikacenku.

11.2 Shin zan iya tuka wannan LED a 30mA akai-akai?

Ee, 30mA shine matsakaicin ƙimar ƙarfin lantarki na gaba na ci gaba. Duk da haka, yin aiki a matsakaicin matsakaicin ƙimar zai haifar da ƙarin zafi kuma yana iya rage tsawon rayuwa na dogon lokaci. Don mafi kyawun aminci, ana ba da shawarar yin aiki a ko ƙasa da matsakaicin ƙarfin tuƙi na al'ada na 20mA, ko aiwatar da ingantaccen gudanar da zafi idan aikin 30mA ya zama dole.

11.3 Ta yaya zan fassara lambar kwandon tsawon zango Y2?

Lambar kwandon Y2 tana nufin tsawon zango mai rinjaye na LED yana tsakanin 588 nm da 591 nm. Wannan yana wakiltar takamaiman inuwar rawaya da aka sarrafa. Idan aikace-aikacenku yana buƙatar takamaiman launin rawaya (misali, daidaita launin kamfani), dole ne ku ƙayyade kwandon tsawon zango mai dacewa.

11.4 Shin direban ƙarfin lantarki na akai-akai ya zama dole?

Ga mai nuna alama mai sauƙi, resistor na jerin gwano tare da wadata mai ƙarfin lantarki na kwanciyar hankali yawanci ya isa. Ga aikace-aikacen hasken da daidaitaccen haske ke da mahimmanci, ko kuma inda yanayin yanayi ya bambanta sosai, ana ba da shawarar direban ƙarfin lantarki na akai-akai sosai. Yana rama canjin ƙarfin lantarki na gaba na LED tare da zafin jiki, yana tabbatar da fitar da haske mai kwanciyar hankali.

12. Misalan Aikace-aikace na Aiki

12.1 Hasken Yanayi na Cikin Motoci

Jerin waɗannan LED na rawaya, duk an zaɓe su daga kwandon ƙarfin haske iri ɗaya (misali, B2) da tsawon zango (misali, Y2), ana iya amfani da su don ƙirƙirar hasken yanayi iri ɗaya a cikin ƙafafun mota ko dashboard. Faɗin kusurwar kallo yana taimakawa haɗa haske daga tushe masu hankali. Direban ƙarfin lantarki na akai-akai mai iya dushewa na PWM yana ba da damar daidaita haske.

12.2 Panel Nuna Matsayi

A cikin panel iko na masana'antu, LED na rawaya da yawa na iya zama alamun "gargadi" ko "hankali". Yin amfani da LED daga kwandon ƙarfin lantarki iri ɗaya (misali, D) yana tabbatar da cewa lokacin da aka tuka daga cibiyar sadarwar resistor mai iyakance ƙarfin lantarki gama gari, kowane LED zai sami haske iri ɗaya, yana haifar da bayyanar ƙwararru, iri ɗaya.

13. Gabatarwar Ka'idar Fasaha

Wannan LED na rawaya ya dogara ne akan fasahar semiconductor na AlInGaP (Aluminum Indium Gallium Phosphide). Lokacin da aka yi amfani da ƙarfin lantarki na gaba, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na die na semiconductor, suna sakin makamashi a cikin nau'in photons. Takamaiman makamashin bandgap na tsarin kayan AlInGaP yana ƙayyade tsawon zango na hasken da aka fitar, wanda a wannan yanayin yana cikin bakan rawaya (~590 nm). Ana fitar da haske daga guntu, an haɗa shi a cikin ruwan tabarau na silicone ko epoxy wanda kuma yana ba da kariyar muhalli kuma yana ƙayyade kusurwar kallo.

14. Trends da Ci gaban Masana'antu

Kasuwancin LED na SMD yana ci gaba da tuƙawa zuwa mafi inganci (ƙarin lumens a kowace watt), ingantaccen bayyana launi, da ƙunƙun rangwamen rarrabawa. Duk da yake wannan marufin 3528 ya kasance cikakke kuma an karɓe shi sosai, akwai wani yanayi na gabaɗaya zuwa ƙananan marufi (misali, 2020, 1515) don aikace-aikacen yawan girma da matsakaicin marufi masu ƙarfi (misali, 3030, 5050) don mafi girman fitarwa. Ana kuma inganta fasahar AlInGaP na asali don LED na rawaya da ja don mafi inganci da ingantaccen aiki a manyan yanayin zafi. Bugu da ƙari, rarrabawa mai hankali da bin diddigin dijital suna zama ruwan dare gama gari don tabbatar da daidaiton sarkar wadata don manyan aikace-aikacen haske.