LTW-010DCG-TR LED Takardar Bayani - 3.0x1.6x1.6mm - 3.4V - 120mW - Haske Fari - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfur

LTW-010DCG-TR LED ne mai haske fari wanda aka ƙera don zama tushen haske mai ƙarancin kuzari da ƙanƙanta. Ya haɗa da tsawon rayuwar aiki da amincin da ke cikin fasahar LED tare da matakin haske mai girma wanda ya dace da maye gurbin hasken al'ada a aikace-aikace daban-daban. An kunna na'urar don hanyoyin haɗawa ta atomatik, yana ba masu ƙira sassauci wajen haɗa hasken ƙwaƙƙwaran cikin samfuran su.

1.1 Fa'idodi na Asali da Kasuwar da Ake Nufi

Babban fa'idodin wannan bangaren sun haɗa da babban ƙarfin haske, faɗin kusurwar kallo, da dacewa da daidaitattun hanyoyin solder na infrared (IR) da vapor phase reflow. Kunshinsa na ma'aunin EIA yana tabbatar da sauƙin haɗawa cikin layukan masana'antu na yanzu. An rarraba samfurin a matsayin kore kuma ba shi da gubar, yana bin umarnin RoHS. Aikace-aikacen da ake nufi sun bambanta, tun daga mota da hasken ɗaukuwa (misali, fitilun karatu, fitilun walƙiya) zuwa gine-gine, ado, da amfani na sigina (misali, alamomin da aka haskaka gefe, fitilun zirga-zirga, fitilun ƙasa).

2. Ma'auni na Fasaha: Cikakken Bayani na Haƙiƙa

2.1 Matsakaicin Matsakaici na Cikakke

Waɗannan ma'auni suna ayyana iyakokin da bayansu lalacewa ta dindindin na na'urar na iya faruwa. Ba a nufin su don aiki na al'ada ba.

• Rushewar Wutar Lantarki (Pd):120 mW. Wannan shine matsakaicin adadin wutar lantarki da kunshin LED zai iya watsawa azaman zafi ba tare da wuce iyakokin zafinsa ba.
• Matsakaicin Halin Yanzu Gaba (I_F(PEAK)):100 mA. Wannan halin yanzu yana halatta ne kawai a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, 0.1ms faɗin bugun jini) don hana yin zafi sosai.
• Halin Yanzu Gaba na DC (I_F):30 mA. Wannan shine matsakaicin ci gaba da halin yanzu gaba da aka ba da shawarar don dogon lokaci aiki mai aminci.
• Ƙarfin Lantarki na Baya (V_R):5 V. Wuce wannan ƙarfin lantarki a cikin karkatar da baya na iya haifar da gazawar nan take.
• Kewayon Zafin Aiki (T_opr):-30°C zuwa +85°C. An tabbatar da cewa na'urar za ta yi aiki a cikin wannan kewayon zafin yanayi.
• Kewayon Zafin Ajiya (T_stg):-40°C zuwa +100°C.
• Yanayin Solder Reflow:Yana jure zafin kololuwar 260°C na dakika 10, yana dacewa da bayanan solder maras gubar.

2.2 Halayen Lantarki da Haske

Ana auna waɗannan ma'auni a daidaitaccen yanayin gwaji na zafin yanayi 25°C da halin yanzu gaba (I_F) na 20 mA, wanda ke aiki azaman wurin tunani na gama gari.

• Ƙarfin Haske (I_V):2200 mcd (Mafi ƙanƙanta), 3000 mcd (Al'ada). Wannan ma'auni ne na hasken da ake gani na LED a wata takamaiman hanya. Gwajin yana amfani da firikwensin da aka tace don dacewa da lakatun amsawar ido na CIE photopic.
• Kusurwar Kallo (2θ_1/2):Digiri 115 (Al'ada). Wannan shine cikakken kusurwar da ƙarfin haske ya rabi na ƙarfin a digiri 0 (a kan-axis). Faɗin kusurwar kallo yana nuna ƙarin tsarin haske mai watsewa.
• Ma'auni na Launi (x, y):x=0.295, y=0.282 (Al'ada). Waɗannan ma'auni suna ayyana ma'anar farin LED akan zane na chromaticity na CIE 1931. Ana amfani da jurewar ±0.01 ga waɗannan ƙimomin.
• Ƙarfin Lantarki Gaba (V_F):2.7 V (Mafi ƙanƙanta), 3.4 V (Mafi girma) a I_F=20mA. Wannan shine faɗuwar ƙarfin lantarki a kan LED lokacin da yake gudanar da ƙayyadadden halin yanzu. Ma'auni ne mai mahimmanci don ƙirar da'irar direba.

3. Bayanin Tsarin Binning

Don tabbatar da daidaito a cikin samar da yawa, ana rarraba LED cikin kwandon binning bisa mahimman ma'auni. Wannan yana ba masu ƙira damar zaɓar abubuwan da suka dace da takamaiman buƙatun aikace-aikace don daidaiton launi da haske.

3.1 Binning na Ƙarfin Lantarki Gaba (V_F)

Lambar bin VF (V1 zuwa V7) tana rarraba LED bisa ƙarfin lantarki gaba a 20mA. Kowane kwandon yana da kewayon 0.1V (misali, V1: 2.7-2.8V, V7: 3.3-3.4V), tare da jurewar ±0.1V akan kowane kwandon. Wannan yana taimakawa wajen ƙirar masu tuƙi na yau da kullun masu tsayayye.

3.2 Binning na Ƙarfin Haske (I_V)

Lambar bin IV (S3 zuwa S10) tana rarraba LED bisa ƙarfin haske a 20mA. Kwandon suna kama daga S3 (2200-2300 mcd) zuwa S10 (2900-3000 mcd). Ana amfani da jurewar ±10% akan ƙarfin haske da ƙarfin haske a cikin kowane kwandon. Ƙimar mcd don tunani ce.

3.3 Binning na Launi (Chromaticity)

Teburin matsayi na launi (misali, A1, C1, D4) yana ayyana takamaiman murabba'ai huɗu akan zane na chromaticity na CIE 1931. Kowane matsayi yana da ƙayyadadden ma'auni na kusurwa don x da y, yana tabbatar da cewa ma'anar farin LED ya faɗi cikin yanki da aka sarrafa. Ana amfani da jurewar ±0.01 ga kowane launi (x, y) bin. Wannan yana da mahimmanci ga aikace-aikacen da ke buƙatar daidaiton bayyanar launin fari a cikin LED da yawa.

4. Bincike na Lakatun Aiki

Takardar bayani tana nuni zuwa lakatun halaye na al'ada waɗanda ke da mahimmanci don fahimtar halayen na'urar a ƙarƙashin yanayin da ba daidai ba. Duk da yake ba a sake yin takamaiman zane-zane a cikin rubutun ba, tasirinsu daidai ne.

• Lakatun I-V:Yana nuna alaƙa tsakanin halin yanzu gaba da ƙarfin lantarki gaba. Ba layi ba ne, tare da ƙarfin lantarki kunna kusan daidai da V_Fa ƙaramin halin yanzu. Lakatun yana taimakawa wajen sarrafa zafi da ƙirar direba.
• Ƙarfin Haske vs. Halin Yanzu Gaba:Yawanci yana nuna cewa fitar da haske yana ƙaruwa tare da halin yanzu amma yana iya cika ko zama ƙasa da inganci a halin yanzu mai girma saboda tasirin zafi.
• Ƙarfin Haske vs. Zafin Yanayi:Yana nuna cewa fitar da haske gabaɗaya yana raguwa yayin da zafin haɗin gwiwa ya ƙaru. Wannan raguwa yana da mahimmanci don ƙirar aikace-aikacen da ke aiki a cikin yanayin zafi mai girma.
• Tsarin Kusurwar Kallo:Zane na polar wanda ke kwatanta rarraba sararin samaniya na ƙarfin haske.

5. Bayanin Injiniya da Kunshin

5.1 Girman Bayyananne

Girman kunshin shine 3.0mm a tsayi, 1.6mm a faɗi, da 1.6mm a tsayi, tare da jurewar ±0.1mm sai dai idan an faɗi akasin haka. Ana gano cathode ta hanyar alama ko tsaga akan kunshin. Ya kamata a duba cikakkun zane-zane masu girma don daidaitaccen sanyawa da ƙirar sawun ƙafa.

5.2 Filin Haɗa PCB da Ake Shawarar

An ba da ƙirar tsarin ƙasa don solder na infrared ko vapor phase reflow. An inganta wannan shimfidar filin don samar da haɗin gwiwar solder mai aminci, kyakkyawan watsi da zafi, da kwanciyar hankali na injiniya. Yin bin wannan shawarar yana da mahimmanci don yawan samarwa da amincin dogon lokaci.

6. Jagororin Solder da Haɗawa

6.1 Ma'auni na Solder Reflow

Bangaren yana dacewa da solder reflow na infrared. An yi nuni zuwa bayanin reflow maras gubar da aka ba da shawarar (kamar yadda J-STD-020D ya tanada), tare da kololuwar zafin 260°C da aka ci gaba da riƙe na dakika 10. Bin ƙimar hawan zafin da aka ba da shawarar, dumama, da matakan sanyaya yana da mahimmanci don hana girgizar zafi da lalata kunshin LED ko phosphor.

6.2 Tsaftacewa

Idan ana buƙatar tsaftacewa bayan solder, kawai ya kamata a yi amfani da takamaiman sinadarai. Ana iya nutsar da LED a cikin barasa na ethyl ko isopropyl a zafin jiki na al'ada na ƙasa da minti ɗaya. Ruwayen sinadarai da ba a bayyana ba na iya lalata ruwan tabarau na epoxy ko kunshin.

6.3 Ajiya da Gudanarwa

An ƙididdige samfurin Matakin Hankan Danshi (MSL) 3 bisa ga JEDEC J-STD-020. Ana buƙatar matakan kariya don hana lalacewar da danshi ya haifar yayin reflow ("popcorning").

• Kunshin da aka Rufe:Ajiye a ≤30°C da ≤90% RH. Tsawon rayuwar shiryayye shekara ɗaya ne idan an ajiye shi a cikin jakar hana danshi ta asali tare da desiccant.
• Kunshin da aka Buɗe:Ajiye a ≤30°C da ≤60% RH. Dole ne a yi wa abubuwan solder reflow a cikin sa'o'i 168 (kwanaki 7) na fallasa ga yanayin masana'anta na yanayi. Ya kamata a lura da Katin Nuna Danshi.
• Matakan Kariya na ESD:LED suna da hankali ga zubar da wutar lantarki (ESD). Ana ba da shawarar gudanarwa tare da bel ɗin wuyan ƙasa ko safofin hannu masu hana tashin hankali. Dole ne duk kayan aiki da injina su kasance da ƙasa daidai.

7. Bayanin Kunshin da Oda

7.1 Cikakkun Bayanai na Kaset da Reel

Ana samar da abubuwan a cikin kaset mai faɗi 12mm mai ɗaukar kaya akan reels masu diamita 7-inch (178mm). Kowane reel na iya ƙunsar matsakaicin guda 2000. Kunshin ya yi daidai da ƙayyadaddun EIA-481-1-B. Kaset yana da murfin kaset don rufe aljihunan fanko, kuma akwai iyaka na abubuwan da suka ɓace biyu a jere a kowane reel.

7.2 Lambar Bangare da Alama

Lambar bangare ita ce LTW-010DCG-TR. Ana yiwa alamar lambar rarraba ƙarfin haske akan kowane jakar kunshin don bin sawu da gano kwandon.

8. Shawarwari na Aikace-aikace

8.1 Da'irori na Aikace-aikace na Al'ada

Wannan LED yana buƙatar tushen halin yanzu na yau da kullun don mafi kyawun aiki da tsawon rai. Ana iya amfani da resistor na jeri mai sauƙi tare da samar da ƙarfin lantarki mai tsayayye, wanda aka lissafta azaman R = (V_supply- V_F) / I_F. Don ingantacciyar inganci da kwanciyar hankali akan zafi, ana ba da shawarar takamaiman IC direba LED, musamman lokacin tuka LED da yawa a jere ko a layi daya. Matsakaicin halin yanzu na DC bai kamata ya wuce 30mA ba.

8.2 Abubuwan da Ake Yi la'akari da Tsarin Gudanar da Zafi

Ko da yake rushewar wutar lantarki yana da ƙasa kaɗan (120mW matsakaici), ingantaccen ƙirar zafi yana da mahimmanci don kiyaye fitar da haske da tsawon rai. Filin PCB da aka ba da shawarar yana taimakawa wajen canja wurin zafi. Don aikace-aikacen halin yanzu mai girma ko zafin yanayi mai girma, tabbatar da isasshen yanki na tagulla akan PCB don nutsewar zafi. Yin aiki da LED a ƙananan halin yanzu fiye da matsakaicin zai iya inganta inganci da tsawon rai sosai.

8.3 Abubuwan da Ake Yi la'akari da Tsarin Haske

Kusurwar kallo na digiri 115 yana haifar da faɗin haske mai watsewa. Don aikace-aikacen da ke buƙatar ƙarin mayar da hankali ga haske, dole ne a yi amfani da na'urorin gani na biyu kamar ruwan tabarau ko masu nuni. Ya kamata a yi la'akari da binning chromaticity lokacin da ake amfani da LED da yawa a gefe da gefe don guje wa bambance-bambancen launi da ake iya gani.

9. Kwatancen Fasaha da Bambance-bambance

LTW-010DCG-TR ya bambanta kansa ta hanyar haɗuwa da babban ƙarfin haske na al'ada (3000mcd) da faɗin kusurwar kallo (115°). Yawancin LED masu gasa suna ba da ko dai babban ƙarfi tare da ƙunƙuntaccen katako ko faɗin katako tare da ƙarancin ƙarfi. Wannan ya sa ya dace da aikace-aikacen da ke buƙatar kyakkyawan fitar da lumen gabaɗaya da faɗin haske ba tare da na'urorin gani na biyu ba. Dacewarsa da daidaitattun haɗawa da hanyoyin reflow na SMD fa'ida ce mai mahimmanci don samar da yawa.

10. Tambayoyin da Ake Yawan Yi (Dangane da Ma'auni na Fasaha)

10.1 Menene bambanci tsakanin ƙarfin haske (mcd) da ƙarfin haske (lm)?

Ƙarfin haske yana auna haske a wata takamaiman hanya (candelas), yayin da ƙarfin haske yana auna jimillar fitar da haske da ake iya gani a kowane hanya (lumens). Wannan takardar bayani ta farko tana ƙayyadad da ƙarfi. Faɗin kusurwar kallo yana nuna cewa an yi amfani da jimillar ƙarfin haske yadda ya kamata akan faɗin yanki.

10.2 Shin Zan iya tuka wannan LED a 30mA a ci gaba?

Ee, 30mA shine matsakaicin halin yanzu gaba na DC da aka ba da shawarar. Duk da haka, don ingantaccen aminci da tsawon rai, tuka shi a ƙananan halin yanzu, kamar 20mA (yanayin gwaji), yana da kyau. Koyaushe yi la'akari da zafin yanayi da ƙirar zafi.

10.3 Ta yaya zan fassara teburin binning na launi?

Teburin yana ayyana yankuna akan ginshiƙi na launi na CIE. Don tabbatar da daidaiton launi, ƙayyade matsayin launin da ake so (misali, C1) lokacin yin oda. LED daga matsayi ɗaya za su kasance suna da ma'auni na chromaticity suna faɗowa cikin ƙayyadadden murabba'ai huɗu, yana tabbatar da daidaiton gani.

10.4 Me zai faru idan na wuce ƙarfin lantarki na baya na 5V?

Aiwatar da ƙarfin lantarki na baya wanda ya fi 5V zai iya haifar da gazawar nan take da mummunan gazawar haɗin gwiwar LED. Yana da mahimmanci a tabbatar da cewa ƙirar da'ira tana hana yanayin karkatar da baya, mai yiwuwa ta amfani da diode na kariya a layi daya idan an haɗa LED zuwa tushen AC ko da'irar inda ƙarfin lantarki na baya zai yiwu.

11. Misalin Ƙirar Aiki da Amfani

Misali: Ƙirar Fitilar Aiki Mai ɗaukuwa

Don fitilar aiki mai amfani da baturi wacce ke buƙatar haske mai daidaito, faɗin yanki, LTW-010DCG-TR zaɓi ne mai kyau. Mai ƙira zai zaɓi LED daga kwandon ƙarfin haske mai ƙarfi (misali, S8-S10) da matsayin launi guda ɗaya (misali, C2) don tabbatar da daidaiton haske da launi. Za su ƙera direba mai tsayayyen halin yanzu ta amfani da na'urar canzawa don tuka LED 3-4 a jere daga baturin Li-ion na 3.7V, saita halin yanzu zuwa 20-25mA don daidaita fitarwa da rayuwar baturi. Faɗin kusurwar digiri 115 yana kawar da buƙatar mai watsewa, yana sauƙaƙa ƙirar injiniya. Ƙimar MSL-3 ta ba da umarnin tsara tsarin haɗawa don solder LED a cikin mako guda na buɗe jakar shinge na danshi.

12. Gabatarwa kan Ka'idar Aiki

LED fari kamar LTW-010DCG-TR yawanci yana aiki bisa ka'idar canza phosphor. Cibiyar na'urar ita ce guntuwar semiconductor (yawanci bisa indium gallium nitride - InGaN) wanda ke fitar da haske a cikin bakan shuɗi ko ultraviolet lokacin da aka karkata gaba. Ana karkatar da wannan haske na farko zuwa wani Layer na phosphor da aka ajiye a cikin kunshin. Phosphor yana ɗaukar wani ɓangare na hasken farko kuma yana sake fitar da shi azaman haske mai tsayin raƙuman ruwa (rawaya, ja). Haɗuwar hasken shuɗi da ba a canza ba da hasken da phosphor ya fitar, idon ɗan adam yana ganinsa azaman fari. Daidai adadin yana ƙayyade daidaitaccen zafin launi (CCT) da ma'auni na chromaticity.

13. Trends na Fasaha

Masana'antar hasken ƙwaƙƙwaran tana ci gaba da haɓakawa tare da trends da suka mayar da hankali kan haɓaka inganci (lumens a kowace watt), inganta ma'aunin nuna launi (CRI) don ƙarin hasken halitta, da cimma ingantaccen aminci da tsawon rayuwa. Hakanan akwai yunƙuri zuwa ƙananan ƙira da ƙarfin wutar lantarki mafi girma. Bugu da ƙari, haɗin hasken wayo, wanda ke da hasken fari mai daidaitawa (CCT mai daidaitawa) da haɗin kai, yana ƙara yaɗuwa. Abubuwa kamar LTW-010DCG-TR suna wakiltar balagagge, ɓangaren kasuwa mai tsada, suna ba da ingantaccen aiki don daidaitattun aikace-aikacen haske yayin da waɗannan ci gaban ke ci gaba a cikin samfuran mafi girma.