Takardun Bayani na LED Fari 7070 - Girman 7.0x7.0x2.8mm - Ƙarfin Wutar Lantarki 49V - Wutar 7.8W - Takardun Fasaha na Hausa

1. Bayanin Samfur

Wannan takarda tana ba da cikakkun bayanan fasaha na babban ƙarfin LED fari a cikin tsarin fakitin 7070. An ƙera na'urar don aikace-aikacen haskakawa masu buƙatar babban fitar da haske da ingantaccen aikin thermal. Ƙirar fakitin da aka inganta don thermal tana ba da damar zubar da zafi yadda ya kamata, tana tallafawa aiki mai ƙarfi da kuma taimakawa wajen dogon lokacin aminci.

LED ɗin wani bangare ne na duban sama, yana ba da faɗin kusurwar dubawa wanda ya dace da aikace-aikacen da ke buƙatar rarraba haske mai faɗi. Ya dace da hanyoyin haɗa ta reflow marasa gubar kuma an ƙera shi don bin ƙa'idodin muhalli masu dacewa.

2. Siffofi da Aikace-aikace Masu Muhimmanci

2.1 Siffofi na Cibiyar

• Fitowar LED fari ta duban sama.
• Ƙirar Fakitin da aka Inganta don Thermal don ingantaccen sarrafa zafi.
• Babban fitar da ƙarfin haske (luminous flux).
• Ƙarfin ɗaukar wutar lantarki mai ƙarfi (har zuwa 150mA na ci gaba).
• Ƙananan Girman Fakitin (7.0mm x 7.0mm).
• Faɗin kusurwar dubawa (yawanci digiri 120).
• Ya dace da Aikace-aikacen Haɗa ta Reflow mara Gubar (Pb-free).
• Ya bi RoHS.

2.2 Aikace-aikacen Da Ake Nufi

• Hasken Gine-gine da Ado.
• Maganganun haskakawa na sake gyara (maye gurbin tushen haske na gargajiya).
• Dalilai na haskakawa gabaɗaya.
• Hasken baya na allunan alamar ciki & waje.

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

3.1 Halayen Lantarki da Haske

Duk ma'aunin an ƙayyade su a zafin haɗuwa (Tj) na 25°C da kuma wutar lantarki ta gaba (IF) na 100mA. Na'urar tana samuwa a cikin yanayin zafin launi (CCT) da yawa: 2700K, 3000K, 4000K, 5000K, 5700K, da 6500K. Duk bambance-bambancen suna ba da mafi ƙarancin ƙimar nuna launi (Ra) na 80. Matsakaicin ƙarfin haske (luminous flux) yana kewayo daga 590 lm zuwa 650 lm dangane da CCT, tare da mafi ƙarancin fitarwa da aka tabbatar don kowane rukunin. Ƙimar ma'auni na ±7% ya shafi ƙarfin haske, kuma ±2% ga Ra.

3.2 Iyakar Ma'auni Mafi Girma

Waɗannan ma'auni suna ayyana iyakokin da suka wuce waɗanda lalacewa na dindindin na iya faruwa ga na'urar. Ya kamata a ci gaba da aiki a cikin waɗannan iyakoki koyaushe.

• Wutar Lantarki ta Gaba (IF):150 mA (ci gaba).
• Wutar Lantarki ta Gaba ta Pulse (IFP):225 mA (Faɗin Pulse ≤100μs, Tsarin aiki ≤1/10).
• Rushewar Wutar Lantarki (PD):7800 mW.
• Ƙarfin Wutar Lantarki ta Baya (VR):5 V.
• Zafin Aiki (Topr):-40°C zuwa +105°C.
• Zafin Ajiya (Tstg):-40°C zuwa +85°C.
• Zafin Haɗuwa (Tj):120°C (matsakaicin).
• Zafin Haɗawa (Tsld):Bayanin reflow tare da kololuwar 230°C ko 260°C na dakika 10.

Wuce waɗannan ma'auni na iya canza kaddarorin LED kuma ba a ba da shawarar ba. Dole ne a yi taka-tsan-tsan don tabbatar da cewa rushewar wutar lantarki bai wuce iyakar ma'auni mafi girma ba.

3.3 Halayen Lantarki/Haske a Tj=25°C

• Ƙarfin Wutar Lantarki ta Gaba (VF):46V (Mafi ƙanƙanta), 49V (Matsakaici), 52V (Mafi girma) a IF=100mA. Ƙimar ma'auni ita ce ±3%.
• Wutar Lantarki ta Baya (IR):Matsakaicin 10 μA a VR=5V.
• Kusurwar Dubawa (2θ1/2):Yawanci digiri 120, an ayyana shi azaman kusurwar da ba ta kan axis ba inda ƙarfin haske ya rabi ƙarfin kololuwa.
• Thermal Resistance (Rth j-sp):Yawanci 3 °C/W daga haɗuwar LED zuwa wurin haɗawa akan MCPCB, ana auna shi tare da amfani da wutar lantarki a IF=100mA.
• Electrostatic Discharge (ESD):Yana ɗaukar aƙalla 1000V (Samfurin Jikin Mutum).

4. Bayanin Tsarin Rarrabawa (Binning)

An rarraba samfurin zuwa rukunoni don tabbatar da daidaito a cikin ma'auni masu mahimmanci don ƙirar haskakawa.

4.1 Rarrabawar Ƙarfin Haske (Luminous Flux Binning)

A IF=100mA da Tj=25°C, ana rarraba LED ɗin zuwa matakan ƙarfin haske (misali, GL, GM, GN, GP) tare da ƙayyadaddun iyakokin ƙarfin haske mafi ƙanƙanta da mafi girma ga kowane CCT. Misali, LED 4000K a cikin rukunin GM yana da ƙarfin haske tsakanin 550 lm da 600 lm.

4.2 Rarrabawar Ƙarfin Wutar Lantarki Gaba (Forward Voltage Binning)

Hakanan ana rarraba LED ɗin ta hanyar ƙarfin wutar lantarki gaba a IF=100mA da Tj=25°C. Lambobin sun haɗa da 6R (46-48V), 6S (48-50V), da 6T (50-52V), tare da ƙimar ma'auni na ±3%.

4.3 Rarrabawar Launi (Chromaticity Binning)

Ana sarrafa ma'auni na launi a cikin ellipse na MacAdam mai mataki 5 akan zanen launi na CIE. Takardun bayani yana ba da ma'auni na tsakiya (a Tj=25°C da 85°C) da sigogin ellipse (a, b, Φ) ga kowane lambar CCT (misali, 27R5 don 2700K). Wannan matsanancin rarrabawa, wanda ya yi daidai da ma'auni kamar Energy Star don 2600K-7000K, yana tabbatar da ƙaramin bambancin launi da ake iya gani tsakanin LED. Ƙimar ma'auni don auna ma'auni na launi ita ce ±0.005.

5. Bincike na Lankwasa Ayyuka

5.1 Rarraba Bakan Haske (Spectral Distribution)

Jadawalin bakan launi da aka bayar (a Tj=25°C) yana nuna ƙarfin da ya dace da tsawon zango don LED fari. Wannan lankwasa ta kasance ta LED fari da aka canza ta phosphor, tana nuna kololuwar shuɗi daga guntuwar LED na farko da kuma faɗaɗa band na fitar da rawaya/ja daga phosphor. Daidai siffar tana ƙayyade CCT da CRI na hasken.

5.2 Rarraba Kusurwar Dubawa (Viewing Angle Distribution)

Zanen polar yana kwatanta tsarin radiation na sarari. Faɗin rarraba, yawanci kamar na Lambertian (kusurwar dubawa 120°) yana tabbatar da daidaitaccen fitar da haske a kan faɗin yanki, wanda ya dace da haskakawa gabaɗaya da hasken baya inda ake buƙatar rufewa ko'ina.

6. Bayanin Injiniya da Fakitin

6.1 Girman Fakitin

LED ɗin yana da ƙafar ƙafa mai murabba'in auna 7.00mm x 7.00mm. Matsakaicin tsayin fakitin shine 2.80mm. Muhimman siffofi na ciki sun haɗa da wuraren pad na anode da cathode. Zanen girma yana ƙayyade duk mahimman tsayi, gami da girman pad (2.73mm x 2.73mm) da tazara (6.10mm tsakanin cibiyoyin pad). Sai dai in an faɗi akasin haka, ƙimar ma'auni na girma shine ±0.1mm.

6.2 Gano Polarity da Ƙirar Pad

Fakitin yana da pad na lantarki guda biyu. An yiwa polarity alama a sarari a cikin zanen: ɗaya pad shine anode, ɗayan kuma cathode. Dole ne a kiyaye polarity daidai yayin haɗa allon da'ira. Ƙirar pad ta dace da hanyoyin fasahar haɗawa ta saman (SMT) na yau da kullun.

7. Jagororin Haɗawa da Haɗawa

7.1 Bayanin Yanayin Haɗa ta Reflow

An ba da cikakken bayanin reflow don haɗa mara gubar:

• Preheat:Hawansa daga 150°C zuwa 200°C sama da dakika 60-120.
• Ƙimar Hawansa:Matsakaicin 3°C/daƙiƙa daga ruwa zuwa zafin kololuwa.
• Zafin Ruwa (TL):217°C. Lokacin da ya wuce TL (tL) ya kamata ya zama dakika 60-150.
• Zafin Kololuwa (Tp):Matsakaicin 260°C a jikin fakitin.
• Lokaci a Kololuwa (tp):Matsakaicin dakika 30 a cikin 5°C na Tp.
• Ƙimar Sauƙaƙawa:Matsakaicin 6°C/daƙiƙa daga Tp zuwa TL.
• Jimlar Lokacin Zagayowar:Matsakaicin mintuna 8 daga 25°C zuwa zafin kololuwa.

Bin wannan bayanin yana da mahimmanci don hana lalacewar thermal ga fakitin LED da kayan haɗa guntu na ciki.

7.2 Bayanan Ajiya da Sarrafawa

Duk da yake ba a yi cikakken bayani a cikin abin da aka ciro ba, bisa ga aikin yau da kullun na na'urori masu hankali ga danshi, ana ba da shawarar ajiye LED ɗin a cikin yanayi mai bushewa (yawanci

8. Bayanin Fakitin da Oda

8.1 Fakitin Tape da Reel

Ana ba da LED ɗin akan tef ɗin ɗaukar kaya don haɗawa ta atomatik. Matsakaicin adadin kowane reel shine guda 1000. Matsakaicin ƙimar ma'auni akan maki 10 na tef ɗin shine ±0.2mm. Fakitin waje ya kamata ya zama mai hana danshi kuma a yi masa lakabi da lambar bangare, lambar ranar ƙira, da adadi.

8.2 Tsarin Lambar Bangare (Part Numbering System)

Lambar bangare tana bin tsari mai tsari: T □□ □□ □ □ □ □ – □ □□ □□ □. Muhimman abubuwa sun haɗa da:

• Lambar Nau'in:Yana nuna girman fakitin (misali, '7C' don 7070).
• Lambar CCT:Lambobi biyu don zafin launi (misali, '40' don 4000K).
• Nuna Launi (Ra):Lamba ɗaya (misali, '8' don Ra80).
• Ƙidaya Guntu na Jerin/Layin daya:Lambobi daga 1 zuwa Z.
• Lambar Bangare & Lambar Launi:Ayyana bambance-bambancen bangaren ciki da rukunoni na musamman na aikace-aikace (misali, ma'auni na ANSI, rukunoni masu zafi 85°C/105°C, hasken baya).

9. Shawarwarin Aikace-aikace

9.1 Abubuwan da Ake La'akari da su a Ƙirar

• Gudanar da Thermal:Babban rushewar wutar lantarki (har zuwa 7.8W) yana buƙatar ingantaccen tsarin sarrafa thermal. Yi amfani da PCB na Cibiyar Ƙarfe (MCPCB) ko wasu hanyoyin sanyaya don kiyaye zafin haɗuwa ƙasa da matsakaicin ƙimar 120°C don tabbatar da tsawon rai da kuma kiyaye fitar da haske.
• Kora na Yanzu:Yi amfani da direban wutar lantarki mai tsayi wanda ya dace da babban ƙarfin wutar lantarki gaba (~49V) da wutar lantarki (har zuwa 150mA). Kada ku wuce iyakar ma'auni mafi girma.
• Ƙirar Optical:Faɗin kusurwar dubawa na 120° na iya buƙatar na'urori na biyu (ruwan tabarau, masu nunawa) idan ana buƙatar ƙara mayar da hankali kan katako.
• Zaɓin Rarrabawa:Don aikace-aikacen da ke buƙatar daidaiton launi (misali, hasken gine-gine), ƙayyade matsanancin launi da rukunoni na ƙarfin haske.

9.2 Aiwatar da Da'irar da aka saba

Ana iya haɗa LED ɗin da yawa a jere don dacewa da fitarwar ƙarfin wutar lantarki na direban wutar lantarki mai tsayi. Adadin a jere yana iyakance ta hanyar matsakaicin fitarwar ƙarfin wutar lantarki na direba. Haɗin layi daya gabaɗaya ba a ba da shawarar ba tare da daidaita yadda ya kamata don hana ɗaukar wutar lantarki ba.

10. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da ƙananan fakitoci (misali, 2835, 3030), wannan LED 7070 yana ba da ƙarfin haske mafi girma a kowane fakitin, yana rage adadin abubuwan da ake buƙata don fitar da haske da aka ƙayyade. Ƙirarta da aka inganta don thermal tana tallafawa ƙarin wutar lantarki mai ƙarfi da rushewar wutar lantarki. Babban ƙarfin wutar lantarki gaba (~49V) ba shi da kama da LED guntu ɗaya kuma yana nuna tsarin jerin guntu da yawa a cikin fakitin, wanda zai iya ba da fa'idodi a cikin ingantaccen ƙa'idodin wutar lantarki lokacin amfani da wasu direbobi. Faɗin kusurwar dubawa na 120° yana ba da ƙarin haske idan aka kwatanta da LED masu kunkuntar kusurwa.

11. Tambayoyin da ake yawan yi (Dangane da Ma'auni na Fasaha)

11.1 Menene ainihin amfani da wutar lantarki?

A matsakaicin wurin aiki na 100mA da 49V, shigar da wutar lantarki shine 4.9W (0.1A * 49V). Matsakaicin ƙimar rushewar wutar lantarki mafi girma na 7.8W yana ba da sarari don aiki a ƙarin wutar lantarki ko ƙarfin wutar lantarki.

11.2 Yaya zafin jiki ke shafar aiki?

Yayin da zafin haɗuwa ya ƙaru, fitar da haske yawanci yana raguwa, kuma ƙarfin wutar lantarki gaba na iya raguwa kaɗan. Ma'auni na launi kuma suna canzawa, kamar yadda aka nuna ta cibiyoyin tsakiya daban-daban da aka bayar don Tj=85°C. Sanyaya mai tasiri yana da mahimmanci don kiyaye ƙayyadadden aiki.

11.3 Shin zan iya sarrafa shi da tushen wutar lantarki mai tsayi (constant voltage)?

An ƙarfafa hana shi sosai. LED ɗin na'urori ne masu sarrafa wutar lantarki. Tushen wutar lantarki mai tsayi zai iya haifar da guduwar thermal da lalata LED saboda ƙimar zafi mara kyau na ƙarfin wutar lantarki gaba. Koyaushe yi amfani da direban wutar lantarki mai tsayi.

11.4 Menene ma'anar ƙimar 'Thermal Resistance'?

Thermal resistance (Rth j-sp) na 3 °C/W yana nufin cewa ga kowane watt na wutar lantarki da aka tarwatsa a cikin haɗuwar LED, bambancin zafin jiki tsakanin haɗuwa da wurin haɗawa zai ƙaru da kusan digiri 3 na Celsius. Ƙananan ƙimomi suna nuna mafi kyawun hanyoyin thermal.

12. Ƙirar Aiki da Misalin Amfani

Labari: Ƙirar kayan haske na masana'antu mai tsayi.

Mai ƙira yana buƙatar fitar da haske na lumens 10,000 tare da CCT na 4000K da kyakkyawan nuna launi (Ra80). Ta amfani da wannan LED 7070 a cikin rukunin ƙarfin haske na GP (650-700 lm na yau da kullun), kusan LED 15-16 za a buƙaci. Za a shirya su a cikin jerin layi akan babban MCPCB. Za a zaɓi direban wutar lantarki mai tsayi tare da kewayon fitarwar ƙarfin wutar lantarki wanda zai iya sarrafa LED 16 a jere (16 * ~49V = ~784V) da fitarwar wutar lantarki na 100mA. Za a haɗa MCPCB zuwa babban heatsink na aluminum don kiyaye ƙaramin zafin haɗuwa, yana tabbatar da dogon rai da kwanciyar hankali na fitar da haske. Faɗin kusurwar dubawa zai taimaka wajen samar da daidaitaccen haske a duk faɗin bene na masana'anta.

13. Gabatarwar Ka'ida

Wannan LED fari ne da aka canza ta phosphor. A zahiri ya ƙunshi guntu na semiconductor mai fitar da shuɗi (yawanci bisa InGaN). Wannan hasken shuɗi wani ɓangare na shi yana sha ta hanyar Layer na kayan phosphor (misali, YAG:Ce) da aka lulluɓe akan ko kewaye da guntu. Phosphor ɗin yana sake fitar da haske a cikin faɗin bakan a yankunan rawaya da ja. Haɗuwar sauran hasken shuɗi da hasken rawaya/ja da aka canza ta phosphor yana haifar da fahimtar hasken fari. Daidaitaccen rabo na shuɗi zuwa hasken rawaya, wanda aka ƙayyade ta hanyar abun da ke ciki da kauri na phosphor, yana ayyana Correlated Color Temperature (CCT). Ƙimar Nuna Launi (Ra) ma'auni ne na yadda bakan LED ɗin ke bayyana launukan abubuwa daidai gwargwado idan aka kwatanta da tushen haske na halitta na CCT ɗaya.

14. Trends na Ci Gaba

Masana'antar haskakawa mai ƙarfi ta ci gaba da haɓakawa tare da trends masu haske da yawa. Akwai ci gaba na yau da kullun don mafi girman ingancin haske (ƙarin lumens a kowane watt), rage amfani da wutar lantarki don fitar da haske ɗaya. Ingantaccen fasahar phosphor da ƙirar guntu suna ba da gudummawa ga wannan. Wani trend kuma shine neman mafi girman ƙimar Nuna Launi (CRI), musamman R9 (ja mai cika), don aikace-aikacen da ingancin launi yake da mahimmanci, kamar hasken kantuna da gidan kayan gargajiya. Ingantaccen aminci da dogon rayuwa a ƙarƙashin yanayin aiki mai zafi da ƙarin wutar lantarki suma sune mahimman wuraren ci gaba. Bugu da ƙari, akwai ci gaba da ƙanƙanta da haɗawa, tare da fakitoci suna zama mafi inganci a cikin cire haske da sarrafa thermal, suna ba da damar yin amfani da ƙarin yawan wutar lantarki a cikin ƙananan siffofi. Daidaitawar launi da rarrabawar ƙarfin haske na ci gaba da ingantawa, yana sauƙaƙa daidaitattun ƙirar haskakawa.