Bayanin Fasaha na LED LTW-C283DS5 - Nau'in 2.8x3.5mm - Ƙarfin Wutar Gaba 3.2V - Haske Fari - Ikon 36mW - Takardun Fasaha na Hausa

1. Bayyani Game da Samfur

LTW-C283DS5 wata LED ce mai haɗawa da saman (SMD) wacce aka tsara don haɗa allon da'ira (PCB) ta atomatik. Girman ta na ƙanƙanta ya sa ta dace da aikace-aikacen da ke da ƙarancin sarari a cikin kayan lantarki iri-iri.

1.1 Fa'idodi na Asali da Kasuwar Da Ake Nufi

Wannan LED tana da guntu mai siriri na 0.2 mm na InGaN (Indium Gallium Nitride) mai haske fari, wanda ke ba da haske mai ƙarfi. Tana bin umarnin RoHS (Ƙuntata Abubuwa Masu Haɗari). Ana tattara kayan a kan tef na 8mm wanda aka nannade a kan reels masu diamita inci 7, wanda ya dace da ƙa'idodin EIA (Ƙungiyar Masana'antu na Lantarki), yana tabbatar da dacewa da kayan aikin ɗauka da sanyawa mai sauri. Tsarin sa kuma ya dace da hanyoyin gini da guduro na infrared (IR), wanda shine ma'auni ga layukan haɗa PCB na zamani.

Kasuwowin da ake nufi sun haɗa da kayan sadarwa, na'urori na sarrafa ofis, na'urorin gida, da kayan masana'antu. Aikace-aikacen takamaiman sun haɗa da hasken baya na maɓallan waya da madannai, alamomin yanayi, ƙananan nuni, da aikace-aikacen haske na sigina da alama daban-daban.

2. Bincike Mai Zurfi na Sigogi na Fasaha

Sashe na gaba yana ba da cikakken bayani game da ƙayyadaddun lantarki, na gani, da na zafi na LED LTW-C283DS5.

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. An ƙayyade su a yanayin zafin muhalli (Ta) na 25°C.

• Rushewar Wutar Lantarki (Pd):36 mW. Wannan shine matsakaicin adadin wutar lantarki da LED zata iya fitarwa azaman zafi.
• Matsakaicin Halin Yanzu na Gaba (I_F(PEAK)):50 mA. Wannan shine matsakaicin ƙarfin lantarki mai ƙarfi da aka yarda, yawanci ana ƙayyade shi a ƙarƙashin sharuɗɗan aikin 1/10 da faɗin bugun jini na 0.1ms. Kada a yi amfani da shi don aiki na ci gaba.
• Matsakaicin Halin Yanzu na DC (I_F):10 mA. Wannan shine shawarar matsakaicin ci gaba na gaba don aiki mai dogon lokaci mai aminci.
• Kewayon Zafin Aiki:-20°C zuwa +80°C. An tabbatar da cewa na'urar za ta yi aiki a cikin wannan kewayon zafin muhalli.
• Kewayon Zafin Ajiya:-40°C zuwa +85°C. Ana iya adana LED ba tare da lalacewa ba a cikin waɗannan iyakokin.
• Yanayin Gini da Guduro na Infrared:260°C na dakika 10. Wannan yana ayyana matsakaicin zafin jiki da lokacin da kunshin zai iya jurewa yayin gini da guduro.

2.2 Halaye na Lantarki da na Gani

Waɗannan sune madaidaicin sigogi na aiki da aka auna a Ta=25°C da ƙarfin lantarki na gaba (I_F) na 5mA, sai dai idan an faɗi daban.

• Ƙarfin Haske (I_V):Ya bambanta daga mafi ƙanƙanta na 112.0 mcd zuwa mafi girma na 280.0 mcd. Ainihin ƙimar ana rarraba ta (categorize) kamar yadda aka bayyana a Sashe na 4. Ana yin ma'auni tare da firikwensin da tacewa wanda ke kusantar da lanƙwasa amsawar ido na CIE photopic.
• Kusurwar Dubawa (2θ_1/2):Digiri 130. Wannan shine cikakken kusurwar da ƙarfin haske ya rabi na matsakaicin ƙarfin da aka auna a digiri 0 (a kan-axis).
• Ma'auni na Launi (x, y):Ƙimar yau da kullun sune x=0.304, y=0.301 akan zanen launi na CIE 1931. Waɗannan ma'auni suna ayyana wurin fari na hasken da aka fitar kuma suna ƙarƙashin tsarin rarrabawa.
• Ƙarfin Wutar Gaba (V_F):Ya bambanta daga 2.5V zuwa 3.2V a I_F=5mA. Ainihin ƙimar ana rarraba ta.
• Matsakaicin Halin Yanzu na Baya (I_R):Matsakaicin 10 µA lokacin da aka yi amfani da ƙarfin wutar baya (V_R) na 5V. Yana da mahimmanci a lura cewa wannan siga ne don dalilai na gwajin infrared (IR) kawai; ba a tsara LED don aiki a ƙarƙashin ƙarfin baya ba.

2.3 Abubuwan da suka shafi Zafi

Matsakaicin ƙimar rushewar wutar lantarki na 36 mW da ƙayyadaddun kewayon zafin aiki sune mahimman sigogi na zafi. Wucewa matsakaicin zafin haɗin gwiwa, wanda zafin muhalli da ƙarfin lantarki na gaba ke tasiri, na iya haifar da raguwar fitar da haske, saurin lalacewa, da gazawa a ƙarshe. Tsarin zafi na PCB mai kyau, gami da isasshen yanki na tagulla don sanyaya zafi, yana da mahimmanci don kiyaye aiki da aminci, musamman lokacin aiki kusa da matsakaicin ƙimar ƙarfin lantarki.

3. Bayanin Tsarin Rarrabawa

Don tabbatar da daidaito a cikin samarwa mai yawa, ana rarraba LED zuwa kwandon asusun mahimman sigogi. Wannan yana ba masu zane damar zaɓar sassa waɗanda suka cika takamaiman buƙatu don aikace-aikacen su.

3.1 Rarrabawar Ƙarfin Wutar Gaba (V_F)

Ƙarfin wutar gaba an rarraba shi zuwa kwandon asusun bakwai (V1 zuwa V7), kowanne yana da kewayon 0.1V, daga 2.5V-2.6V (V1) har zuwa 3.1V-3.2V (V7). Ana amfani da jurewar ±0.1V ga kowane kwandon asusun. Wannan yana da mahimmanci don ƙirar da'irori masu tuƙi da kuma tabbatar da daidaiton haske a cikin tsararrun da tushen wutar lantarki mai ƙarfi ke ba da ƙarfi.

3.2 Rarrabawar Ƙarfin Haske (I_V)

An raba fitar da haske zuwa manyan kwandon asusun biyu:

• Kwandon Asusun R:112.0 mcd zuwa 180.0 mcd
• Kwandon Asusun S:180.0 mcd zuwa 280.0 mcd

Ana amfani da jurewar ±15% ga kowane kwandon asusun. An yiwa alamar lambar kwandon asusun ta musamman akan marufin samfurin.

3.3 Rarrabawar Launi (Chromaticity)

Launin hasken fari an ayyana shi ta ma'auni na launi (x, y) akan zanen CIE 1931. LTW-C283DS5 tana amfani da kwandon asusun launi shida (S1 zuwa S6), kowanne yana wakiltar takamaiman yanki mai siffar huɗu akan ginshiƙin launi. Wannan rarrabawar yana tabbatar da daidaiton launi a cikin LED da yawa a cikin taro. Ana amfani da jurewar ±0.01 ga ma'auni (x, y) a cikin kowane kwandon asusun.

4. Bincike na Lanƙwasa Aiki

Yayin da aka ambaci takamaiman lanƙwasan hoto a cikin takardar bayanin (misali, matsakaicin ƙarfin lantarki na gaba vs. ƙarfin wutar gaba, ƙarfin haske na dangi vs. ƙarfin lantarki na gaba, ƙarfin haske na dangi vs. zafin muhalli), ana iya bayyana yanayin su ta hanyar bincike.

Ƙarfin wutar gaba (V_F) na LED yana da ƙimar zafi mara kyau; yana raguwa yayin da zafin haɗin gwiwa ya ƙaru. Akasin haka, ƙarfin haske yawanci yana raguwa yayin da zafin haɗin gwiwa ya tashi. Ga guntu na fari na InGaN a cikin wannan samfurin, ana iya sa ran fitar da haske zai ragu sosai idan an wuce matsakaicin zafin aiki. Halin kusurwar dubawa yana nuna rarraba Lambertian ko kusa da Lambertian, tare da ƙarfi ya fi girma a digiri 0 kuma yana faɗuwa zuwa gefuna na mazugi mai digiri 130.

5. Bayanin Injiniya da Kunshi

5.1 Girman Kunshi

LTW-C283DS5 tana amfani da daidaitaccen ƙirar ƙafa na kunshi 2835. Manyan girmansu sun kusan 2.8mm a tsayi da 3.5mm a faɗi, tare da tsayin da ya haɗa da guntu mai siriri na 0.2mm. Duk jurewar girma shine ±0.1mm sai dai idan an faɗi daban. Launin ruwan tabarau rawaya ne, yayin da tushen haske shine guntu na fari na InGaN.

5.2 Shawararriyar Ƙafa ta PCB da Ƙaddara

An ba da shawarar tsarin ƙasa (ƙafa) don PCB don tabbatar da ingantaccen gini da guduro da kwanciyar hankali na injiniya. LED tana da tashoshi na anode da cathode. Takardar bayanin ta haɗa da zane wanda ke nuna alamar cathode, wanda ke da mahimmanci don daidaitaccen yanayin yayin haɗawa don tabbatar da cewa na'urar tana haskakawa lokacin da aka yi amfani da ƙarfin gaba.

6. Jagororin Gini da Gini

6.1 Sigogi na Gini da Guduro na IR

Don hanyoyin gini da guduro marasa gubar (Pb-free), ana ba da shawarar takamaiman bayanin martaba:

• Zafin Rigakafin:150°C zuwa 200°C.
• Lokacin Rigakafin:Matsakaicin dakika 120.
• Matsakaicin Zafi:Matsakaicin 260°C.
• Lokaci a Matsakaicin Zafi:Matsakaicin dakika 10. Kada a sanya LED fiye da zagaye biyu na sake guduro.

An jaddada cewa mafi kyawun bayanin martaba ya dogara da takamaiman ƙirar PCB, man gini da guduro, da tanda da aka yi amfani da su. Ana ba da shawarar siffatawa don takamaiman aikace-aikace.

6.2 Ajiya da Sarrafawa

Kariya daga Fitar Wutar Lantarki (ESD):Na'urar tana da hankali ga ESD. Ya kamata a yi sarrafawa ta amfani da igiyoyin wuyan hannu da safofin hannu masu hana tashin hankali, tare da duk kayan aikin suna da tushe da kyau.

Hankalin Danshi:Ana tattara LED a cikin jakar shinge na danshi tare da busasshiyar abu. Lokacin da aka rufe su, ya kamata a adana su a ≤30°C da ≤90% danshin muhalli (RH) kuma a yi amfani da su cikin shekara guda. Da zarar an buɗe jakar, an ƙididdige sassan a matakin Hankalin Danshi (MSL) 3. Ya kamata a adana su a ≤30°C da ≤60% RH kuma su yi gini da guduro na IR cikin mako guda. Idan an adana su fiye da haka daga ainihin jakar, ana buƙatar gasa a 60°C na aƙalla sa'o'i 20 kafin gini don hana lalacewar \"popcorning\" yayin sake guduro.

6.3 Tsaftacewa

Idan tsaftacewa ya zama dole bayan gini, kawai ya kamata a yi amfani da takamaiman kaushi. Nitsar LED a cikin barasa na ethyl ko isopropyl a zafin daki na ƙasa da minti ɗaya yana da kyau. Sinadarai da ba a bayyana ba na iya lalata kayan kunshi.

7. Bayanin Kunshi da Oda

7.1 Ƙayyadaddun Tef da Reel

Ana ba da LED akan tef mai ɗaukar hoto mai faɗin 8mm. Ana nannade tef ɗin akan daidaitattun reels masu diamita inci 7 (178mm). Kowace reel tana ƙunshe da guda 5000. Don adadin ƙasa da cikakken reel, mafi ƙarancin adadin tattarawa na guda 500 ya shafi ragowar kuri'un. Kunshin ya dace da ƙa'idodin ANSI/EIA-481.

8. Bayanan Aikace-aikace da Abubuwan Ƙira

8.1 Da'irori na Aikace-aikacen Yau da Kullun

Yawanci ana tuƙa LED ta hanyar tushen ƙarfin lantarki mai ƙarfi don mafi kyawun kwanciyar hankali da tsawon rai. Ana iya amfani da resistor na jerin mai sauƙi tare da samar da wutar lantarki mai ƙarfi, inda ƙimar resistor R = (V_wadata- V_F) / I_F. Zaɓaɓɓen I_Fkada ya wuce matsakaicin ƙarfin lantarki na gaba na DC na 10mA. Don tsararrun layi daya, ana ba da shawarar ƙarfafa masu iyakance ƙarfin lantarki na kowane LED don rama V_Fbambance-bambancen rarrabawa da hana ƙwazo na yanzu.

8.2 Gudanar da Zafi a cikin Ƙira

Don kiyaye fitar da haske da tsawon rai, ingantaccen watsar zafi yana da mahimmanci. Masu zane ya kamata su yi amfani da shawarar shimfidar ƙafa ta PCB, wanda sau da yawa ya haɗa da haɗin kai na zafi zuwa manyan jiragen tagulla. Guje wa aiki a matsakaicin matsakaicin ƙarfin lantarki da ƙimar zafi yana ba da gefen aminci.

8.3 Iyakoki na Aikace-aikace

Takardar bayanin ta ƙayyade cewa waɗannan LED an yi niyya ne don kayan lantarki na yau da kullun. Don aikace-aikacen da ke buƙatar aminci na musamman, ko inda gazawar za ta iya haifar da haɗari ga aminci (misali, jirgin sama, tallafin rayuwa na likita, sarrafa sufuri), ana buƙatar tuntuɓar masana'anta kafin amfani.

9. Kwatancen Fasaha da Matsayi

LTW-C283DS5 ta tsara kanta tare da bambance-bambance masu mahimmanci da yawa: guntun ta mai siriri na 0.2mm yana ba da damar ƙirar ƙira mafi ƙanƙanta idan aka kwatanta da wasu LED na yau da kullun. Amfani da guntu na fari na InGaN yawanci yana ba da inganci mafi girma da mafi kyawun launi fiye da tsofaffin fasahohi kamar LED masu launin shuɗi da aka canza da furotin tare da tushe daban-daban. Faɗin kusurwar dubawa digiri 130 ya sa ta dace da aikace-aikacen da ke buƙatar haske mai faɗi maimakon katako mai mai da hankali. Cikakkiyar dacewarta da haɗa SMT ta atomatik da daidaitattun hanyoyin sake guduro na IR sun daidaita ta da ayyukan masana'antu na zamani, masu tsada.

10. Tambayoyin da ake yawan yi (FAQ)

Q1: Menene bambanci tsakanin kwandon asusun ƙarfin haske R da S?
A1: Kwandon Asusun R ya ƙunshi kewayon 112-180 mcd, yayin da Kwandon Asusun S ya ƙunshi 180-280 mcd a 5mA. Zaɓin Kwandon Asusun S yana tabbatar da mafi girman haske mafi ƙanƙanta.

Q2: Shin zan iya tuƙa wannan LED da wadata 3.3V?
A2: Mai yiwuwa, amma ya dogara da kwandon asusun ƙarfin wutar gaba (V_F). Don kwandon asusun V6 (3.0-3.1V) da V7 (3.1-3.2V), wadata 3.3V bazai ba da isasshen ƙarfin wutar lantarki don resistor mai iyakance yanzu na jerin yin aiki yadda ya kamata ba, musamman la'akari da jurewa. Mai tuƙa LED na musamman mai ƙarfin lantarki mai ƙarfi ko mafi girman ƙarfin wutar lantarki yawanci ya fi aminci.

Q3: Me yasa ƙimar ƙarfin lantarki na baya kawai don gwajin IR?
A3: Ana amfani da wannan ƙayyadaddun yayin gwajin masana'antu. Haɗin gwiwar semiconductor na LED ba a tsara shi don toshe babban ƙarfin wutar baya. A cikin da'irori na aikace-aikace, ya kamata a yi amfani da kariya kamar diode a layi daya idan abubuwan ƙarfin wutar baya na yiwuwa.

Q4: Yaya mahimmanci ne rayuwar bene na mako 1 bayan buɗe jakar shinge na danshi?
A4: Don sassan MSL 3, wuce wannan lokacin ba tare da gasa kafin sake guduro ba yana ƙara haɗarin lalacewar kunshi na ciki saboda matsa lamba (popcorning) yayin aikin gini da guduro mai zafi, wanda zai iya haifar da gazawa nan take ko a ɓoye.

11: Nazarin Ƙira da Amfani

Labari: Hasken Baya na Maɓallin Membrane.Mai zane yana buƙatar haskaka maɓallai 12 daidai akan panel. Suna shirin amfani da LED ɗaya LTW-C283DS5 a kowane maɓalli, an sanya shi ƙarƙashin jagorar haske. Suna zaɓar LED daga Kwandon Asusun S don daidaitaccen haske mai ƙarfi kuma daga kwandon asusun Hue guda ɗaya (misali, S3) don tabbatar da daidaitaccen launin fari a duk maɓallai. Ana tuƙa LED a layi daya daga layin dogo na 5V, kowannensu yana da nasa resistor na jerin 150Ω (wanda ya haifar da I_F≈ (5V - 2.9V)/150Ω ≈ 14mA, wanda ya fi shawarar 10mA mafi girma—yana nuna kuskuren ƙira). Ƙira mafi kyau zai yi amfani da resistor 220Ω don ~9.5mA ko aiwatar da tsararrun direba mai ƙarfin lantarki mai ƙarfi. Shimfidar PCB tana bin shawarar tsarin ƙafa tare da haɗin kai na zafi zuwa filin ƙasa. An haɗa allon ta hanyar tanda sake guduro mara gubar ta amfani da takamaiman bayanin martaba, kuma maɓallin yana ba da daidaitaccen hasken baya mai haske.

12. Ka'idar Aiki

LTW-C283DS5 ya dogara ne akan guntu na semiconductor na InGaN (Indium Gallium Nitride). Lokacin da aka yi amfani da ƙarfin wutar gaba wanda ya wuce ƙofar diode, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na semiconductor, suna sakin makamashi a cikin nau'in photons—wani tsari da ake kira electroluminescence. Takamaiman abun da ke cikin gawa na InGaN yana ba shi damar fitar da haske a cikin bakan shuɗi/ultraviolet. Don ƙirƙirar haske fari, ana canza wannan fitarwa ta farko ta amfani da murfin phosphor (mai yiwuwa yana cikin ruwan tabarau mai rawaya) wanda ke ɗaukar wasu hasken shuɗi kuma ya sake fitar da shi azaman haske rawaya. Haɗin ragowar hasken shuɗi da hasken rawaya da phosphor ya samar, idon ɗan adam yana ganinsa a matsayin fari.

13. Trends na Fasaha

Masana'antar hasken ƙwaƙƙwaran ƙwaƙƙwaran tana ci gaba da haɓaka tare da yanayi masu bayyananna da yawa. Akwai ci gaba mai ci gaba don mafi girman ingancin haske (ƙarin lumens a kowace watt), wanda ke inganta ingancin makamashi. Fihirisar launi (CRI) yana zama mahimmanci, musamman a cikin nuni da hasken gine-gine, yana tuƙa tsarin phosphor waɗanda ke samar da hasken fari na halitta. Ƙananan ƙira ya kasance maɓalli don ƙananan lantarki masu yawa, suna tallafawa amfani da ƙananan guntu kamar na wannan samfurin. Bugu da ƙari, haɗin kai wani yanayi ne, tare da kunshin LED suna haɗa direbobi, firikwensin, ko guntu masu launi da yawa zuwa ɗayan modules. A ƙarshe, aminci da tsawon rai a ƙarƙashin mafi girman ƙarfin lantarki da yanayin zafi sune wuraren bincike da ci gaba.