LTPL-C035BH450 LED Mai Haske Blue Datasheet - 3.5x3.5x1.6mm - 3.3V Na Yau da Kullun - 2.8W Mafi Girma - 450nm Tsawon Zango Mai Rinjaye

1. Bayanin Samfur

LTPL-C035BH450 wani babban LED mai ƙarfi, mai hawa a saman, wanda aka tsara don aikace-aikacen haske mai ƙarfi. Yana wakiltar tushen haske mai inganci da ƙarancin girma wanda ya haɗu da tsawon rayuwa da amincin da ke cikin LED tare da fitowar haske mai mahimmanci. Wannan na'urar tana ba da sassauƙa na ƙira da haske mai ƙarfi, yana ba da damar maye gurbin fasahohin haske na al'ada a aikace-aikace daban-daban.

1.1 Siffofi Masu Muhimmanci

• Haɗin kai tare da tuki mai dacewa da Integrated Circuit (I.C.).
• Ya bi ka'idojin RoHS (Ƙuntata Abubuwa Masu Haɗari) da ginin maras gubar (Pb-free).
• An tsara shi don rage farashin aiki na makamashi.
• Yana taimakawa wajen rage farashin kulawar tsarin saboda tsawon rayuwarsa na aiki.

2. Girman Bayani da Bayanan Injiniya

Kunshin LED yana da ƙaramin ƙafa. Mahimman girma sun haɗa da girman jiki kusan 3.5mm x 3.5mm. Tsawon ruwan tabarau da tsayin/fadin substrate na yumbu suna da ƙaƙƙarfan ƙa'idodin ±0.1mm, yayin da sauran girmomin injiniya suna da ƙa'idodin ±0.2mm. Yana da mahimmanci a lura cewa babban kushin zafi a ƙasan kunshin yana keɓancewa ta hanyar lantarki (tsaka tsaki) daga kushin lantarki na anode da cathode, wanda yake da mahimmanci don sarrafa zafi da keɓancewar lantarki a cikin ƙirar kewaye.

3. Matsakaicin Matsakaicin Matsakaici

Matsalolin da suka wuce waɗannan iyakoki na iya haifar da lalacewa ta dindindin ga na'urar. Duk ƙididdiga an ƙayyade su a yanayin zafin yanayi (Ta) na 25°C.

• DC Forward Current (If):700 mA
• Amfani da Wutar Lantarki (Po):2.8 W
• Kewayon Zafin Aiki (Topr):-40°C zuwa +85°C
• Kewayon Zafin Ajiya (Tstg):-55°C zuwa +100°C
• Matsakaicin Zafin Junction (Tj):125°C

Muhimmin Bayanin Kula:Aiki da LED a ƙarƙashin yanayin karkatar da baya na tsawon lokaci na iya haifar da lalacewar kayan aiki ko gazawa.

4. Halayen Lantarki-Haske

Ana auna waɗannan sigogi masu zuwa a Ta=25°C a ƙarƙashin yanayin gwaji na If = 350mA, wanda shine wurin aiki na yau da kullun.

• Forward Voltage (Vf):Mafi ƙanƙanta 2.8V, Na Yau da Kullun 3.3V, Mafi Girma 3.8V.
• Radiant Flux (Φe):Mafi ƙanƙanta 510mW, Na Yau da Kullun 600mW, Mafi Girma 690mW. Wannan shine jimillar ƙarfin haske da aka auna tare da kwallon haɗawa.
• Tsawon Zango Mai Rinjaye (Wd):Ya kewayo daga 440nm zuwa 460nm, yana sanya shi a cikin bakan blue.
• Kusurwar Dubawa (2θ1/2):Yawanci digiri 130, yana bayyana faɗaɗawar kusurwar hasken da aka fitar.
• Thermal Resistance, Junction zuwa Case (Rth jc):Yawanci 9.5 °C/W tare da ƙa'idar auna na ±10%. Wannan siga yana da mahimmanci don ƙididdige hawan zafin junction a ƙarƙashin ƙarfin aiki.

5. Tsarin Bin Code da Rarrabuwa

Ana rarraba LED ɗin (binning) bisa mahimman sigogi don tabbatar da daidaito. Ana yiwa alamar bin code a kan kowace jakar tattarawa.

5.1 Forward Voltage (Vf) Binning

Ana rarraba LED ɗin zuwa bins biyar (V1 zuwa V5) bisa ga ƙarfin wutar lantarki a 350mA, tare da kowane bin ya ƙunshi kewayon 0.2V daga 2.8V zuwa 3.8V. Ƙa'idar cikin bin shine ±0.1V.

5.2 Radiant Flux (Φe) Binning

Ana rarraba LED ɗin zuwa bins shida na flux (W1 zuwa W6), kowanne yana wakiltar kewayon 30mW daga 510mW zuwa 690mW a 350mA. Ƙa'idar radiant flux shine ±10%.

5.3 Dominant Wavelength (Wd) Binning

An ayyana bins guda huɗu na tsawon zango (D4I zuwa D4L), kowanne yana ɗauke da kewayon 5nm daga 440nm zuwa 460nm. Ƙa'idar tsawon zango mai rinjaye shine ±3nm.

6. Matsakaicin Lakatunan Aiki da Bincike

Takardar bayanan tana ba da jadawali da yawa da ke kwatanta aikin na'urar a ƙarƙashin yanayi daban-daban (a 25°C sai an lura).

6.1 Dangantakar Radiant Flux vs. Forward Current

Wannan lanƙwasa yana nuna cewa fitowar haske (radiant flux) yana ƙaruwa tare da halin yanzu na gaba amma a ƙarshe zai cika kuma zai iya raguwa a manyan halayen yanzu saboda raguwar inganci da tasirin zafi. Aiki kusa da na yau da kullun 350mA yana ba da daidaito mai kyau na fitarwa da inganci.

6.2 Rarraba Spectral Dangantaka

Jadawalin yana kwatanta ƙaramin bakan fitarwa na LED blue, wanda ke tsakiya a kusa da tsawon zango mai rinjaye (misali, 450nm). Faɗin bakan (Cikakken Faɗi a Rabin Matsakaici) yawanci yana da ƙunci ga LED masu launi ɗaya.

6.3 Tsarin Radiation (Kusurwar Dubawa)

Zanen polar yana kwatanta rarraba ƙarfin sarari, yana tabbatar da faɗin kusurwar dubawa na digiri 130. Tsarin yawanci Lambertian ne ko kusa da Lambertian don irin wannan kunshin.

6.4 Forward Current vs. Forward Voltage (Lanƙwasa I-V)

Wannan lanƙwasa na asali yana nuna alaƙar haɓaka tsakanin halin yanzu da ƙarfin lantarki don diode. Ƙarfin wutar lantarki yana ƙaruwa tare da halin yanzu kuma yana dogara da zafin jiki.

6.5 Dangantakar Radiant Flux vs. Junction Temperature

Wannan lanƙwasa ne mai mahimmanci don sarrafa zafi. Yana nuna cewa fitowar haske na LED yana raguwa yayin da zafin junction (Tj) ya ƙaru. Ana buƙatar ingantaccen nutsewar zafi don kiyaye Tj ƙasa da yadda zai yiwu don tabbatar da tsayayyen fitowar haske na dogon lokaci da aminci.

7. Jagororin Tari da Aikace-aikace

7.1 Shawarwarin Solder

Na'urar ta dace da reflow ko solder na hannu. An ba da cikakken bayanin reflow soldering, yana ƙayyade iyakokin lokaci da zafin jiki don preheat, jiƙa, reflow (tare da iyakar zafin jiki), da sanyaya. Muhimman abubuwan kula sun haɗa da: guje wa saurin sanyaya mai sauri, amfani da mafi ƙarancin zafin jiki na solder, da iyakance zagayowar reflow zuwa matsakaicin uku. Solder na hannu ya kamata ya kasance a 300°C matsakaicin don 2 seconds matsakaicin, ana yin shi sau ɗaya kawai. Ba a ba da shawarar solder dip ko garantin.

7.2 Tsarin PCB Pad da Aka Ba da Shawara

An ba da cikakken tsarin ƙasa (sawun ƙafa) don ƙirar PCB. Wannan ya haɗa da girma da tazara don kushin lantarki guda biyu (anode da cathode) da babban kushin zafi na tsakiya. Ƙirar pad mai kyau tana da mahimmanci don kwanciyar hankali na injiniya, haɗin lantarki, da mafi mahimmanci, ingantaccen canja wurin zafi daga kunshin LED zuwa PCB.

7.3 La'akari da Kewaye na Tuki

LED ɗin na'urori ne masu tuki na halin yanzu. Don tabbatar da daidaiton haske lokacin haɗa LED ɗin da yawa a layi daya, ana ba da shawarar ƙwarai don amfani da resistor daban na iyakance halin yanzu a jere tare da kowane LED (Tsarin Kewaye A). Haɗa LED kai tsaye a layi daya ba tare da resistors ɗaya ɗaya ba (Tsarin Kewaye B) ba a ba da shawara saboda yuwuwar rashin daidaiton haske da ke haifar da ɗan bambanci a cikin ƙarfin wutar lantarki (Vf) na kowane na'ura. Dole ne a yi aiki da LED a ƙarƙashin karkatar da gaba; Dole ne a guje wa ci gaba da juyawa na baya don hana lalacewa.

7.4 Tsaftacewa da Sarrafawa

Idan tsaftacewa ya zama dole, kawai solvents na barasa kamar isopropyl alcohol ya kamata a yi amfani da su. Masu tsaftacewa na sinadarai da ba a bayyana ba na iya lalata kunshin LED. Kada a yi amfani da na'urar a cikin yanayi mai yawan sulfur (misali, wasu hatimi, mannewa) ko a cikin yanayi na yawan zafi (sama da 85% RH), hazo, ko yanayi mai lalata, saboda waɗannan na iya lalata electrodes na zinariya da kuma shafar aminci.

8. Ƙayyadaddun Kunshin

Ana ba da LED ɗin akan tef da reel don haɗa kai ta atomatik. Takardar bayanan ta haɗa da cikakkun girma don duka tef ɗin mai ɗaukar kaya (girman aljihu, pitch) da reel (diamita, girman cibiyar). Muhimman bayanan kunshe: ana rufe aljihu da tef ɗin murfi, reel ɗin inci 7 yana riƙe da matsakaicin guda 500, mafi ƙarancin adadin oda na ragowar guda 100 ne, kuma ana ba da izinin mafi ƙarancin abubuwan da suka ɓace guda biyu a jere a kowace reel. Kunshin ya yi daidai da ƙa'idodin EIA-481-1-B.

9. Yanayin Aikace-aikace da Bayanan Ƙira

9.1 Aikace-aikace na Yau da Kullun

Wannan babban LED blue ya dace da aikace-aikacen da ke buƙatar haske mai haske, mai inganci blue. Wannan ya haɗa da hasken gine-gine, alamar alama, hasken taimakon mota (inda ake amfani da haɗa launuka), hasken nishaɗi/dandamali, da kuma a matsayin babban tushen haske a cikin kayan aikin likita ko masana'antu na musamman. Fitowar sa blue kuma yana da mahimmanci don samar da haske fari lokacin da aka haɗa shi da phosphors a cikin kunshin LED fari da aka canza phosphor.

9.2 Muhimman La'akari da Ƙira

• Gudanar da Thermal:Ƙarancin juriyar zafi (9.5°C/W) yana nuna buƙatar ingantacciyar hanyar zafi. PCB ya kamata ya yi amfani da tashoshi na zafi a ƙarƙashin kushin zafi da aka haɗa zuwa babban jirgin tagulla ko heatsink na waje don kiyaye zafin junction ƙasa da matsakaicin 125°C.
• Tuki na Yanzu:Yi amfani da direban halin yanzu na akai, ba tushen ƙarfin lantarki akai ba. Shawarar halin yanzu na aiki shine 350mA, amma ya kamata a tsara direban la'akari da matsakaicin ƙarfin wutar lantarki (har zuwa 3.8V) da ƙa'idar halin yanzu da ake buƙata.
• Ƙirar Haske:Faɗin kusurwar dubawa na digiri 130 na iya buƙatar na'urorin gani na biyu (ruwan tabarau, masu nunawa) don cimma tsarin katako da ake so don takamaiman aikace-aikace.
• Binning don Daidaito:Don aikace-aikacen da daidaiton launi ko haske ke da mahimmanci (misali, tsararrun LED da yawa), ƙayyade ƙaƙƙarfan lambobin bin don radiant flux (Φe) da tsawon zango mai rinjaye (Wd) yayin saye.

10. Ka'idojin Fasaha da Mahallin

LTPL-C035BH450 ya dogara ne akan fasahar semiconductor, musamman ta amfani da kayan kamar Indium Gallium Nitride (InGaN) don fitar da haske a cikin bakan blue lokacin da electrons suka sake haɗuwa tare da ramuka a faɗin bandgap na na'urar. Tsawon zango mai rinjaye an ƙaddara shi ta hanyar daidaitaccen abun da ke cikin yadudduka na semiconductor. An cimma matsakaicin ƙarfi ta hanyar ingantaccen ƙirar guntu, kunshin da ke fitar da haske yadda ya kamata da kuma sarrafa zafi, da ingantattun haɗin kai na ciki. Halin da ake ciki a cikin irin waɗannan LED ɗin yana zuwa ga mafi inganci (ƙarin fitowar haske a kowace wutar lantarki), mafi girman ƙarfin wutar lantarki, da ingantaccen aminci a manyan yanayin aiki, wanda ci gaban girma na epitaxial, kayan kunshin, da fasahar phosphor don canza haske fari ke motsa shi.