Bayanin Fasaha na LED Mai Ƙarfi SMD 67-22ST - Kunshin PLCC-2 - 6.8V Matsakaici - 150mA - LED Fari - Takardun Fasaha na Turanci

1. Bayanin Samfur

67-22ST na'urar LED ce mai ƙarfi da ake haɗawa a saman (SMD) wadda aka tsara don aikace-aikacen haske masu ƙarfi. Tana amfani da kunshin PLCC-2 (Plastic Leaded Chip Carrier), wanda ke ba da siffa mai ƙanƙanta wacce ta dace da tsarin haɗawa ta atomatik. Babban launin da ake fitarwa shine fari, ana samunsa a cikin yanayin zafin launi daban-daban (CCT) tun daga fari mai dumi (2700K) zuwa fari mai sanyi (6500K). Babban fa'idodinsa sun haɗa da ingantaccen ingancin haske, kyakkyawan bayyana launi tare da mafi ƙarancin ƙididdigar bayyana launi (CRI) na 80, faɗin kusurwar kallo na digiri 120, da ƙaƙƙarfan gini wanda ya dace da manyan ka'idojin muhalli da aminci kamar RoHS, EU REACH, da buƙatun maras halogen.

An ƙera na'urar don hasken gabaɗaya, hasken ado, hasken nishaɗi, aikace-aikacen nuna alama, da hasken maɓalli. Haɗin fitowar haske mai ƙarfi, ingancin launi mai kyau, da aiki mai dogaro sun sa ta zama kayan aiki mai fa'ida don samfuran haske na masu amfani da ƙwararru.

2. Zurfin Bayanin Siffofin Fasaha

2.1 Matsakaicin Ƙididdiga na Cikakke

Ba za a iya aiki da na'urar fiye da waɗannan iyakokin ba don hana lalacewa na dindindin. Matsakaicin ci gaba na yanzu na gaba (I_F) shine 180 mA, tare da matsakaicin ci gaba na yanzu na gaba (I_FP) na 300 mA wanda ya halatta a ƙarƙashin yanayin bugun jini (duty cycle 1/10, faɗin bugun 10ms). Matsakaicin ɓarnawar wutar lantarki (P_d) shine 1020 mW. Kewayon zafin yanayi na aiki daga -40°C zuwa +85°C, yayin da ajiya na iya kasancewa daga -40°C zuwa +100°C. Juriya na zafi daga haɗin gwiwa zuwa wurin gyaɗa (R_{th J-S}) shine 17 °C/W, wanda yake da mahimmanci don ƙirar sarrafa zafi. Matsakaicin yanayin haɗin gwiwa da aka halatta (T_j) shine 115°C. Dole ne gyaɗa ya bi takamaiman bayanan: sake gyaɗa a 260°C na mafi ƙarancin dakika 10, ko gyaɗa ta hannu a 350°C na mafi ƙarancin dakika 3.

2.2 Halayen Lantarki da Na'urar Gani

Ana ƙayyade waɗannan sigogi a daidaitaccen yanayin gwaji na zafin wurin gyaɗa (T_Gyaɗa) na 25°C da ci gaba na yanzu na gaba (I_F) na 150 mA. Ƙarfin haske (Φ) yana da mafi ƙarancin ƙima farawa daga lumens 120, ya danganta da takamaiman kwandon samfur (duba sashe na 3). Ƙarfin lantarki na gaba (V_F) yawanci yana tsakanin 5.8V zuwa matsakaicin 6.8V. Ƙididdigar Bayyana Launi (Ra ko CRI) tana da mafi ƙarancin ƙima na 80, tare da jurewar ±2. Yana da mahimmanci a lura da ƙimar R9 (ja mai cikakke) an ƙayyade shi azaman 0, wanda ya zama ruwan dare ga yawancin LED fari kuma yana nuna raunin yuwuwar a cikin bayyana launukan ja mai zurfi. Kusurwar kallo (2θ_1/2) shine digiri 120, yana ba da rarraba haske mai faɗi, daidai. Ci gaba na baya (I_R) shine matsakaicin 50 µA a ƙarfin lantarki na baya (V_R) na 10V.

3. Bayanin Tsarin Rarraba

3.1 Lambar Samfur da Lambobin Rarraba

Lambar samfur tana bin takamaiman tsari:67-22ST/KK8C-5MXX XXX XXZ15/2T. Mahimman sassa a cikin wannan lambar suna ayyana mahimman sigogi. Haruffan da ke biye da '5M' suna nuna CRI, CCT, da kwandon ƙarfin haske. Misali, a cikin '5M40140', '40' yana wakiltar CCT na 4000K, kuma '140' yana wakiltar mafi ƙarancin ƙarfin haske na lumens 140. '68' yana nuna matsakaicin kwandon ƙarfin lantarki na gaba (6.8V). 'Z15' ya ƙayyade ci gaba na yanzu na gaba na 150mA. '/2T' mai yiwuwa yana nuna nau'in marufi ko adadin reel.

3.2 Rarraba Ƙididdigar Bayyana Launi (CRI)

Ana rarraba CRI ta amfani da lambobin haruffa guda ɗaya tare da ƙayyadaddun ƙimar ƙima: M (60), N (65), L (70), Q (75), K (80), P (85), H (90). Samfuran da aka jera a cikin wannan takardar bayanan suna amfani da kwandon 'K' da farko, wanda yayi daidai da mafi ƙarancin CRI na 80, tare da jurewar ±2.

3.3 Rarraba Ƙarfin Hasken Hasken

An rarraba ƙarfin haske sosai don tabbatar da daidaito. Ana tsara kwandon zuwa jerin gwano bisa ga ƙarfin haske na tunani a 4000K (misali, 135Lm, 140Lm, 145Lm, 155Lm). Kowane jerin yana ƙunshe da lambobin kwando da yawa (misali, 120L5, 125L5) waɗanda ke ayyana kewayon lumen 5. Misali, a cikin jerin 140Lm, kwandon 140L5 yana da mafi ƙarancin 140 lm da matsakaicin 145 lm a I_F=150mA. Jimlar jurewar ƙarfin haske shine ±11%.

3.4 Rarraba Ƙarfin Lantarki na Gaba

Ana haɗa ƙarfin lantarki na gaba zuwa kwando tare da kewayon 0.2V. Lambobin kwando sune 58B (5.8-6.0V), 60B (6.0-6.2V), 62B (6.2-6.4V), 64B (6.4-6.6V), da 66B (6.6-6.8V). Jurewar ƙarfin lantarki na gaba shine ±0.1V. '68' a cikin lambar sashi yana nuna matsakaicin ƙarfin lantarki na wannan rukunin shine 6.8V.

3.5 Yanayin Zafin Launi Mai Alaƙa (CCT) da Ellipse na MacAdam

Ana ƙayyade CCT a cikin Kelvin (K) tare da ƙimar ma'auni: 2700K, 3000K, 3500K, 4000K, 5000K, 5700K, 6000K, da 6500K. Ana sarrafa daidaiton launi a cikin ellipse na MacAdam mai mataki 5. Wannan yana nufin cewa daidaitattun maki na launi (Cx, Cy) na LED daga kwandon ɗaya zasu faɗi cikin ellipse akan zanen launi na CIE wanda shine sau 5 daidaitawar daidaita launi, yana tabbatar da daidaiton launi sosai. An ba da misalin daidaitawa don 2700K, kwandon mataki 5 azaman Cx=0.4583, Cy=0.4104.

4. Jerin Samar da Yawa da Zaɓin Na'ura

Takardar bayanan tana ba da cikakkun jerin lambobin sassa da aka samar da yawa, wanda aka tsara ta mafi ƙarancin ƙarfin haske a 4000K. Kowane jeri ya haɗa da bambance-bambance don duk daidaitattun CCTs (2700K zuwa 6500K). Misali, jerin da ke niyya 140 lm a 4000K sun haɗa da lambobin sassa kamar 67-22ST/KK8C-5M4014068Z15/2T (4000K, 140 lm min) da 67-22ST/KK8C-5M6513568Z15/2T (6500K, 135 lm min). Wannan yana ba masu ƙira damar zaɓar ainihin haɗin yanayin zafin launi da fitowar haske da ake buƙata don aikace-aikacensu. Jagorar zaɓin na'ura ta tabbatar da cewa kayan guntu shine InGaN, yana fitar da hasken fari (sanyi, tsaka-tsaki, dumi) tare da ruwan tabarau na resin mai tsabta.

5. Shawarwari na Aikace-aikace da Abubuwan Tunani na Ƙira

5.1 Yanayin Aikace-aikace na Al'ada

Wannan LED ta dace daHasken Gabaɗaya: fitulun ƙasa, fitulun panel, maye gurbin kwan fitila inda ake buƙatar inganci mai ƙarfi da CRI mai kyau.Hasken Ado da Nishaɗi: hasken accent, fitattun gine-gine, hasken dandali wanda ke amfana daga faɗin kusurwar kallo.Masu Nuna Alama da Haskakawa: masu nuna matsayi, hasken baya don panel ko maɓalli waɗanda ke buƙatar tushen haske mai haske, daidai.

5.2 Abubuwan Tunani na Ƙira

Gudanar da Zafi:Tare da juriya na zafi na 17 °C/W da matsakaicin T_jna 115°C, daidaitaccen nutsewar zafi yana da mahimmanci. Dole ne a ƙera kushin gyaɗa akan PCB don yin aiki azaman mai yada zafi. Yi lissafin yanayin haɗin gwiwa da ake tsammani bisa ga yanzun tuƙi, yanayin yanayi, da aikin zafi na PCB.Tuƙin Lantarki:Ana ba da shawarar direba mai ci gaba na yanzu, saita shi zuwa 150mA ko ƙasa don mafi kyawun rayuwa da aiki. Tabbatar direba zai iya sarrafa kewayon ƙarfin lantarki na gaba (har zuwa 6.8V). Matsakaicin ƙimar yanzu yana ba da damar tuƙi na ɗan gajeren lokaci a aikace-aikacen bugun jini.Ƙirar Gani:Kusurwar kallo na digiri 120 ta asali ce; ana iya amfani da na'urorin gani na biyu (ruwan tabarau, masu haskakawa) don gyara tsarin katakon haske idan an buƙata.Hankalin ESD:Samfurin yana da hankali ga zubar da wutar lantarki. Dole ne a bi daidaitattun hanyoyin sarrafa ESD yayin haɗawa da shigarwa.

6. Jagororin Gyaɗa da Haɗawa

Bin ƙayyadaddun bayanan gyaɗa yana da mahimmanci don dogaro. Don sake gyaɗa, matsakaicin zafin jiki bai kamata ya wuce 260°C ba, kuma lokacin da ya wuce 260°C dole ne a iyakance shi zuwa dakika 10. Daidaitaccen bayanan sake gyaɗa maras gubar ya dace. Don gyaɗa ta hannu, zafin ƙarshen ƙarfe bai kamata ya wuce 350°C ba, kuma lokacin tuntuɓar kowane jagora ya kamata a iyakance shi zuwa dakika 3. Guji amfani da matsin lamba na injiniya ga jikin LED yayin ko bayan gyaɗa. Ajiye abubuwan a cikin yanayi mai bushewa, maras tashin hankali kafin amfani. Bayan gyaɗa, bar haɗin gwiwa ya sanyaya da kansa; guji sanyaya cikin sauri.

7. Bayanin Marufi da Oda

Ana ba da LED akan tef da reel don haɗawa ta atomatik ta ɗauka da sanya. Takamaiman adadin kowane reel ana nuna shi ta hanyar ƙari na '/2T' a cikin lambar sashi, ko da yake cikakken adadin ya kamata a tabbatar da shi tare da mai kaya. Lambar samfur da kanta tana aiki azaman cikakken lambar oda, tana ƙayyade duk mahimman sigogi na gani da na lantarki (CRI, CCT, Flux, V_F, I_F). Koyaushe koma ga cikakken lambar sashi daga jerin samar da yawa lokacin yin oda.

8. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da daidaitattun LED masu matsakaicin ƙarfi, 67-22ST yana ba da yanzun tuƙi mafi girma (150mA idan aka kwatanta da na al'ada 60-150mA don LED 2835) kuma saboda haka mafi girman fitowar ƙarfin haske. Kunshinsa na PLCC-2 siffa ce ta gama gari kuma mai ƙarfi. Babban abubuwan banbance sune ƙayyadaddun sa, ƙaƙƙarfan rarraba don ƙarfin haske, ƙarfin lantarki, da launi (MacAdam mai mataki 5), wanda ke da mahimmanci don aikace-aikacen da ke buƙatar daidaiton launi da haske a cikin raka'a da yawa. Ƙayyadaddun mafi ƙarancin CRI na 80 (tare da wasu kwando da ake samu har zuwa 90) yana sanya shi don aikace-aikacen haske masu inganci, ba kamar LED da ke mai da hankali kan matsakaicin inganci kawai ba. Bin ka'idojin maras halogen ƙari ne na fa'idar muhalli ga wasu sassan kasuwa.

9. Tambayoyin da ake yawan yi (Bisa Siffofin Fasaha)

Q: Menene ainihin amfani da wutar lantarki na wannan LED?

A: Wutar lantarki (W) = Ci gaba na Yanzu (A) x Ƙarfin Lantarki na Gaba (V). A tuƙin al'ada na 150mA (0.15A) da na al'ada V_Fna 6.3V, wutar lantarki kusan 0.945W.

Q: Zan iya tuƙa wannan LED a 180mA ci gaba?

A: Yayin da 180mA shine Matsakaicin Ƙididdiga na Cikakke, yanayin aiki da aka ba da shawarar shine 150mA. Yin aiki a 180mA zai ƙara yanayin haɗin gwiwa, rage tsawon rayuwa, kuma yana iya haifar da raguwar lumen cikin sauri. Ya kamata a yi la'akari da shi kawai idan sarrafa zafi ya fi na al'ada kuma buƙatun rayuwa ba su da ƙarfi.

Q: Ƙimar R9 ita ce 0. Menene wannan ke nufi ga ingancin haske?

A: Ƙimar R9 na 0 tana nuna LED ba ta bayyana launukan ja mai cikakke da kyau ba. Abubuwa masu launin ja mai zurfi na iya bayyana a matse ko launin ruwan kasa. Don aikace-aikacen inda daidaitaccen bayyana ja ke da mahimmanci (misali, hasken kantin sayar da nama ko kayayyaki, gidajen zane-zane), LED mai ƙimar R9 mai kyau (wani ɓangare na LED "high CRI" ko "cikakken bakan") zai fi dacewa.

Q: Ta yaya zan fassara lambar kwandon ƙarfin haske '140L5'?

A: '140' yana nuna mafi ƙarancin ƙarfin haske a cikin lumens don wannan kwandon. 'L5' mai yiwuwa yana nuna faɗin kwandon lumen 5. Saboda haka, '140L5' yana nufin LED a cikin wannan kwandon zasu sami ƙarfin haske tsakanin 140 lm (min) da 145 lm (max) a ƙarƙashin daidaitattun yanayin gwaji.

10: Nazarin Shari'ar Ƙira na Aiki

Yanayi:Ƙirar kayan aikin LED na layi mai ƙafa 4 don hasken ofis da ke niyya yanayin zafin launi na 4000K da babban daidaito.

Zaɓi:Zaɓi lambar sashi 67-22ST/KK8C-5M4014068Z15/2T. Wannan yana tabbatar da mafi ƙarancin CRI na 80, CCT na 4000K, da mafi ƙarancin ƙarfin haske na 140 lm kowace LED.

Ƙirar Zafi:PCB ya kamata ya zama ƙarfe-core (MCPCB) don ingantaccen ɓarkewar zafi. Yi lissafin adadin LED da ake buƙata don cimma maƙasudin lumen na kayan aiki, sannan a tabbatar cewa za a iya sarrafa jimillar kayan zafi ta hanyar ginin kayan aikin don kiyaye zafin wurin gyaɗa na LED a cikin kewayon aminci (da ƙasa da 85°C yanayi).

Ƙirar Lantarki:Yi amfani da direban LED mai ci gaba na yanzu wanda aka ƙididdige shi don jimillar raguwar ƙarfin lantarki (Adadin LED a jere * Max V_F) kuma saita don isar da 150mA. Haɗa da kariya mai dacewa daga ƙarfin lantarki da buɗe/gajeren kewayawa.

Gani/Injiniya:Rarraba LED daidai akan MCPCB. Murfin mai watsawa zai taimaka haɗa maki LED guda ɗaya zuwa layin haske guda ɗaya, yana amfani da kusurwar katakon asali na digiri 120.

11. Gabatar da Ka'idar Aiki

Wannan LED tushen haske ne mai ƙarfi wanda ya dogara da ilimin lantarki na semiconductor. Tana amfani da guntun Indium Gallium Nitride (InGaN). Lokacin da aka yi amfani da ƙarfin lantarki na gaba, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na semiconductor, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin yadudduka na InGaN yana ƙayyade babban tsayin raƙuman ruwa shuɗi da ake fitarwa. Wannan hasken shuɗi sai ya bugi murfin phosphor (cerium-doped yttrium aluminum garnet ko makamantanshi) a cikin kunshin resin mai tsabta. Phosphor yana ɗaukar wani ɓangare na hasken shuɗi kuma yana sake fitar da shi a cikin faɗin bakan tsayin raƙuman ruwa (rawaya, ja). Haɗin sauran hasken shuɗi da hasken da aka canza phosphor yana haifar da fahimtar hasken fari. Ana daidaita yanayin zafin launi mai alaƙa (CCT) ta hanyar gyara abun da ke ciki da taro na phosphor.

12. Trends na Fasaha da Mahallin

67-22ST yana wakiltar balagagge, aji na dogaro na SMD LED masu ƙarfi. Trends na yanzu a fasahar LED suna ci gaba da mayar da hankali kan ƙara ingantaccen ingancin haske (lumens kowace watt), inganta ingancin bayyana launi (musamman ƙimar R9 da Rf), da haɓaka dogaro a mafi girman yanayin aiki da igiyoyin ruwa. Haka nan akwai ƙaƙƙarfan tuƙi zuwa ƙananan ƙira (ƙananan fakitoci tare da daidaitaccen ko mafi girman fitarwa) da haɗin kai (COB - Chip-on-Board, da haɗaɗɗun modules). Bugu da ƙari, haske mai hankali da haske mai da hankali kan ɗan adam suna tura LED tare da daidaitaccen CCT da damar dushewa ba tare da canjin launi ba. Yayin da wannan takamaiman samfurin ya zama ɓangare mai hankali, fahimtar waɗannan trends yana taimakawa wajen zaɓar daidaitaccen fasaha don ƙira masu kariya na gaba, inda abubuwa kamar haɗin haske ko goyan bayan yanayin circadian na iya zama buƙatu.