Takardar Bayanin Fasaha na LED Ja 2020 Cube Light - Kunshin SMD - 2.2V Na Yau da Kullun - 140mA - 26 lm - Hausa

1. Bayanin Samfur

Wannan takarda ta yi cikakken bayani game da ƙayyadaddun bayanai na 2020 Cube Light, wata LED ja Surface-Mount Device (SMD) mai ƙarfin haske wacce aka ƙera da farko don yanayin hasken mota mai ƙarfi. Abun yana da alaƙa da ƙaramin girma na 2020, ginin ƙarfi, da ma'aunin aiki waɗanda aka keɓance don amincin aiki a cikin yanayi mai wuyar gaske. Babban fa'idodinsa sun haɗa da bin ƙa'idodin ingancin mota mai tsauri, faɗin kusurwar kallo don haske mai daidaito, da kuma takaddun bin ka'idojin muhalli.

Babban kasuwar da aka yi niyya shine masana'antar mota, inda ya dace da ayyukan haske na ciki da na waje daban-daban. Zanen ya ba da fifiko ga kwanciyar hankali na dogon lokaci, aikin zafi, da juriya ga matsalolin muhalli da ake yawan fuskanta a aikace-aikacen mota.

2. Zurfin Binciken Ma'aunin Fasaha

2.1 Halayen Hoto da Na'urar Gani

Babban aikin hasken LED an ayyana shi a daidaitaccen gwajin na'urar lantarki na 140mA. Matsakaicin ƙarfin hasken da ake fitarwa shine lumens 26 (lm), tare da ƙayyadaddun mafi ƙanƙanta na 23 lm da mafi girma na 39 lm, la'akari da rarraba samarwa (binning). Matsakaicin tsawon zangon hasken shine 614 nm, yana sanya shi cikin tsarin hasken ja, tare da kewayon daga 612 nm zuwa 627 nm. Faɗin kusurwar kallo na digiri 120 (tare da juzu'i na ±5°) yana tabbatar da tsarin radiyo mai faɗi, wanda ke da amfani ga aikace-aikacen da ke buƙatar haske mai faɗi ko ganuwa daga kusurwoyi daban-daban.

2.2 Ma'aunin Wutar Lantarki

Ƙarfin wutar lantarki na gaba (Vf) a yanayin gwaji na 140mA yana da ƙimar yau da kullun na 2.2V, yana kewayo daga mafi ƙanƙanta na 1.75V zuwa mafi girma na 2.75V. Matsakaicin madaidaicin ƙarfin lantarki na gaba yana ƙididdige shi a 250 mA. Don yanayin ƙaruwa (faɗin bugun jini ≤10 μs, zagayowar aiki 0.005), na'urar za ta iya jure ƙarfin lantarki na ƙaruwa (IFM) har zuwa 1000 mA. Yana da mahimmanci a lura cewa wannan LED ba a ƙera shi don aikin juyawa ba.

2.3 Ma'aunin Zafi da Amincewa

Gudanar da zafi yana da mahimmanci ga tsawon rayuwar LED. Ƙarfin juriya na zafi daga junction zuwa wurin solder an ƙayyade shi da ƙima biyu: sakamakon hanyar lantarki na 16-18 K/W da sakamakon hanyar gaske na 23-26 K/W. Matsakaicin zafin jiki na junction (Tj) da aka yarda shine 150°C. Na'urar an ƙididdige ta don kewayon zafin aiki na -40°C zuwa +125°C, yana dacewa da matsanancin yanayin da ake buƙata don amfani da mota. Tana da kariya daga Electrostatic Discharge (ESD) wanda aka ƙididdige shi a 2 kV (Human Body Model). Abun kuma ya cancanci don solder reflow mara gubar tare da matsakaicin zafin jiki na 260°C na dakika 30.

3. Bayanin Tsarin Rarraba (Binning)

Don tabbatar da daidaito a cikin samarwa, ana rarraba LED zuwa rukunin aiki. Fahimtar waɗannan rukunoni yana da mahimmanci don daidaiton zane.

3.1 Rarraba Ƙarfin Hasken (Luminous Flux Binning)

Ana rarraba LED bisa ga fitowar haskensu a 140mA. Manyan rukunoni sune E9 (23-27 lm), F1 (27-33 lm), da F2 (33-39 lm). Ƙimar yau da kullun na 26 lm ta faɗo cikin rukunin E9.

3.2 Rarraba Ƙarfin Wutar Gaba (Forward Voltage Binning)

Ana kuma rarraba abubuwan da suka dace bisa ga raguwar ƙarfin wutar lantarki na gaba. Manyan rukunoni sun haɗa da 1720 (1.75-2.0V), 2022 (2.0-2.25V), 2225 (2.25-2.5V), da 2527 (2.5-2.75V). Ƙimar yau da kullun na 2.2V tayi daidai da rukunin 2022.

3.3 Rarraba Tsawon Zangon Hasken (Dominant Wavelength Binning)

Ana sarrafa launi (tsawon zango) ta hanyar rukunoni kamar 1215 (612-615 nm), 1518 (615-618 nm), har zuwa 2427 (624-627 nm). Matsakaicin 614 nm yana cikin rukunin 1215.

4. Binciken Lankwasa Ayyuka

4.1 Lankwasa IV da Ƙarfin Hasken Dangantacce

Jadawalin Ƙarfin Lantarki na Gaba da Ƙarfin Wutar Lantarki na Gaba yana nuna alaƙar halayyar ƙima. Lankwasa Ƙarfin Hasken Dangantacce da Ƙarfin Lantarki na Gaba yana nuna cewa fitowar haske yana ƙaruwa tare da ƙarfin lantarki amma a ƙarshe zai cika kuma zai iya lalata inganci da tsawon rayuwa a manyan ƙarfin lantarki fiye da shawarar.

4.2 Dogaro da Zafin Jiki

Jadawalin Ƙarfin Hasken Dangantacce da Zafin Jiki na Junction yana da mahimmanci ga zanen zafi. Yana nuna cewa fitowar haske yana raguwa yayin da zafin junction ke ƙaruwa. Jadawalin Canjin Tsawon Zangon Hasken da Zafin Jiki na Junction yana nuna cewa launi zai canza (yawanci zuwa tsayin zango) yayin da zafin jiki ya tashi, wanda dole ne a yi la'akari da shi a cikin aikace-aikacen da ke da mahimmanci na launi.

4.3 Rarraba Hasken (Spectral) da Rage Ƙarfi (Derating)

Jadawalin Rarraba Hasken Dangantacce yana tabbatar da ƙaramin kololuwar fitar da hasken ja. Lankwasa Rage Ƙarfin Lantarki na Gaba yana buƙatar rage matsakaicin ƙarfin lantarki na ci gaba da aka yarda yayin da zafin jiki na solder pad ya ƙaru don hana wuce matsakaicin zafin jiki na junction. Misali, a zafin jiki na pad na 125°C, dole ne a rage ƙarfin lantarki zuwa 250 mA.

5. Bayanin Injiniya da Kunshi

Abun yana amfani da daidaitaccen kunshin SMD 2020 (girman ƙafa 2.0mm x 2.0mm). Zanen injiniya ya ƙayyade ainihin girmansa, gami da tsayin gaba ɗaya, cikakkun bayanai na firam ɗin jagora, da lissafin ruwan tabarau. Ana ba da izinin ±0.1mm sai dai idan an lura da wani abu. An ba da shirin shimfidar solder pad da aka ba da shawarar don tabbatar da ingantaccen haɗin solder, canja wurin zafi, da kwanciyar hankali na injiniya yayin reflow da aiki. Ana nuna polarity ta hanyar takamaiman alama ko tsarin fil a jikin abun, wanda dole ne a kiyaye shi yayin sanyawa.

6. Jagororin Solder da Haɗawa

LED ya dace da daidaitattun hanyoyin solder reflow marasa gubar. An ba da cikakken bayanin bayanin solder reflow, yana ƙayyade mahimman ma'auni: gangaren dumama, lokacin jiƙa da zafin jiki, lokacin sama da ruwa (TAL), matsakaicin zafin jiki (260°C matsakaicin na dakika 30), da ƙimar sanyaya. Bin wannan bayanin yana da mahimmanci don hana girgiza zafi, lahani na haɗin solder, ko lalata kunshin LED. Gabaɗayan kariya sun haɗa da amfani da kariyar ESD da ta dace yayin sarrafawa, guje wa matsin lamba na injiniya akan ruwan tabarau, da tabbatar da yanayin solder ya kasance ba tare da gurɓataccen abu kamar sulfur ba.

7. Bayanin Kunshi da Oda

Ana samar da sassan a cikin daidaitaccen kunshin tef da reel wanda ya dace da injunan haɗawa na atomatik. Bayanin kunshi ya yi cikakken bayani game da girmanson reel, tazarar aljihu, da alkibla. Lambar sashi tana bin takamaiman tsari:2020 - UR - 140 - D - M - AM.
- 2020: Iyalin samfur.
- UR: Launi (Ja).
- 140: Gwajin Ƙarfin Lantarki a cikin mA.
- D: Nau'in Firam ɗin Jagora (Au + Farin manne).
- M: Matsakaicin Hasken (Matsakaici).
- AM: Alamar aikace-aikacen mota.

8. Shawarwarin Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

Babban aikace-aikacen shine hasken mota. Wannan ya haɗa da, amma bai iyakance ga, manyan fitilun tsakiyar tsayi (CHMSL), fitilun haɗin baya (fitilun wutsiya/tsayawa), fitilun alamar gefe, da hasken yanayi na ciki. Ingancinsa na AEC-Q102 da kewayon zafin jiki mai faɗi sun sa ya dace da waɗannan yanayi masu wuyar gaske.

8.2 Abubuwan da Ya Kamata a Yi la'akari da su a Zane

Da'irar Direba:Ana ba da shawarar direba mai ƙarfin lantarki na yau da kullun don tabbatar da ingantaccen fitowar haske da hana guduwar zafi, saboda ƙarfin wutar lantarki na gaba na LED yana da ƙimar zafi mara kyau.
Gudanar da Zafi:Dole ne shimfidar PCB ta sauƙaƙe watsi da zafi. Yi amfani da shirin solder pad da aka ba da shawarar, tabbatar da isasshen yanki na jan ƙarfe da aka haɗa zuwa pad ɗin zafi, da kuma la'akari da hanyar zafi na tsarin gabaɗaya don kiyaye zafin jiki na solder pad a cikin iyakokin aminci don ƙarfin lantarki na aiki da ake so.
Zanen Gani:Kusurwar kallo na 120° na iya buƙatar na'urorin gani na biyu (ruwan tabarau, jagororin haske) don siffanta katakon don takamaiman aikace-aikace. Dole ne a kimanta yuwuwar canjin tsawon zango tare da zafin jiki don amfani masu mahimmanci na launi.

9. Kwatancin Fasaha da Bambance-bambance

Idan aka kwatanta da LED na kasuwanci na gabaɗaya, manyan bambance-bambancen wannan abun sune cancantarsa na matakin mota (AEC-Q102), faɗaɗa kewayon zafin aiki (-40°C zuwa +125°C), da takamaiman gwajin amincin aiki (misali, Gwajin Sulfur Class A1). Haka nan yana bin buƙatun Halogen-Free, wanda ke ƙara mahimmanci saboda dalilai na muhalli da amincin aiki a cikin na'urorin lantarki na mota. Haɗin matsakaicin matakin haske (26 lm na yau da kullun) tare da ƙarfin gini yana ba da madaidaicin mafita ga aikace-aikacen da aka ba da fifiko ga amincin aiki fiye da matsakaicin haske.

10. Tambayoyin da ake yawan yi (Dangane da Ma'aunin Fasaha)

Q: Zan iya tuka wannan LED a matsakaicin ƙarfinsa na 250mA a ci gaba?
A: Ba lallai ba ne. Ƙimar 250mA ita ce matsakaicin matsakaicin ƙarfi a ƙarƙashin takamaiman yanayi. Amintaccen ƙarfin lantarki na ci gaba ya dogara da zanen zafi. Dole ne ku yi amfani da lankwasa rage ƙarfin lantarki na gaba bisa ga aunanku ko kiyasin zafin jiki na solder pad (Ts). Misali, idan Ts ya kai 100°C, matsakaicin ƙarfin lantarki na ci gaba da aka yarda yana da ƙasa sosai fiye da 250mA.

Q: Menene bambanci tsakanin ainihin ƙarfin juriya na zafi da na lantarki (Rth JS)?
A: Hanyar lantarki tana amfani da ma'aunin lantarki masu mahimmanci na zafi na LED don kimanta zafin jiki na junction, yayin da ainihin hanyar na iya amfani da firikwensin na zahiri. Ƙimar ainihin hanyar (23-26 K/W) gabaɗaya ana ɗaukarta a matsayin mafi ra'ayin mazan jiya da amintacce don ƙididdigar zanen zafi.

Q: Takardar bayanin ta ambaci Gwajin Sulfur. Me ya sa wannan ke da mahimmanci?
A: Yanayin da ke ɗauke da sulfur (misali, daga wasu roba, gaskets, ko yanayin masana'antu) na iya lalata firam ɗin jagora na tushen azurfa, wanda zai haifar da gazawa. Ƙimar Gwajin Sulfur Class A1 tana nuna cewa na'urar ta wuce takamaiman gwaji don juriya ga lalata sulfur, wanda ke da mahimmanci ga amincin aiki na dogon lokaci a cikin haɗuwar mota da aka rufe.

11. Nazarin Aikin Zane na Aiki

Yi la'akari da zana na'urar fitilar tsayawa ta baya ta amfani da wannan LED. Rukunin LED 10 a jere zai buƙaci direba wanda zai iya samar da 140mA a kusan 22V (10 * 2.2V na yau da kullun), da ƙarin sarari. Dole ne a ƙera PCB tare da ramukan zafi a ƙarƙashin pad ɗin zafi na kowane LED, yana haɗawa da babban filin ƙasa na ciki don yada zafi. Dole ne a tuntuɓi lankwasa rage ƙarfi: idan zafin jiki na PCB kusa da LED ya kai 80°C a cikin mafi munin yanayin muhalli, dole ne a duba matsakaicin ƙarfin lantarki da aka yarda kowane LED kuma a yiwu a rage shi daga 140mA don tabbatar da zafin jiki na junction ya kasance ƙasa da 150°C. Za a yi amfani da kwaikwaiyon gani don tsara LED da ƙera na'urar watsawa don cika ƙa'idodin rarraba ƙarfin haske da daidaito da ake buƙata don fitilun tsayawar mota.

12. Gabatarwa kan Ka'idar Aiki

Wannan diode ne mai fitar da haske na tushen semiconductor. Lokacin da aka yi amfani da ƙarfin wutar lantarki na gaba wanda ya wuce ƙarfin wutar lantarki na gaba na halayensa (Vf), electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na guntun semiconductor, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke ciki na semiconductor (mai yiwuwa ya dogara ne akan AlInGaP don fitar da ja) yana ƙayyade babban tsawon zangon hasken da aka fitar. Kunshin SMD ya haɗa da firam ɗin jagora don haɗin lantarki da kuma watsa zafi, ruwan tabarau na silicone don kare guntu da siffanta fitowar haske, da kuma farin rami mai haske don haɓaka ingancin fitar da haske.

13. Trends na Fasaha

Trend a cikin hasken LED na mota yana ci gaba zuwa mafi inganci (ƙarin lumens a kowace watt), mafi girman ƙarfin wutar lantarki, da ingantaccen amincin aiki. Wannan yana ba da damar ƙananan ƙananan na'urorin haske masu ingancin makamashi. Haka nan akwai mayar da hankali kan ayyuka na ci gaba kamar katakon tuƙi masu daidaitawa (ADB) da sadarwa ta hanyar haske (Li-Fi), ko da yake waɗannan yawanci suna buƙatar ƙarin hadaddun abubuwa. Don daidaitattun ayyukan siginar, ana mai da hankali kan abubuwan da aka daidaita farashi, masu amincin aiki sosai, da kuma cancanta kamar wanda aka kwatanta, tare da ci gaba da inganta aikin zafi da tsawon rayuwa a ƙarƙashin aiki mai zafi.