Teburin Abubuwan Ciki
- 1. Bayanin Samfur
- 1.1 Fa'idodi na Asali da Kasuwa da Ake Nufi
- 1.2 Manyan Aikace-aikace
- 100 mA. Wannan shine matsakaicin halin yanzu na nan take, wanda aka yarda da shi kawai a ƙarƙashin yanayin bugun jini tare da aikin aiki na 1/10 da faɗin bugun jini na 0.1ms.
- 3. Matsakaicin Matsayin Ƙarfafawa da Halaye
- 3.1 Matsakaicin Matsayin Ƙarfafawa
- 3.2 Shawarar IR Reflow Profile don Tsarin Ba tare da Gubar ba
- 3.3 Halayen Lantarki da Na Gani
- 4. Tsarin Matsayi da Rarrabuwa
- 4.1 Matsayin Ƙarfin Lantarki na Gaba (VF)
- 4.2 Matsayin Ƙarfin Hasken Hasken (IV)
- 4.3 Matsayin Hue (Matsakaicin Tsawon Tsawon)
- 5. Bincike na Madaidaicin Lanƙwasa Ayyuka
- 6. Jagororin Haɗawa, Sarrafawa, da Ajiya
- 6.1 Tsarin Kafet ɗin PCB
- 6.2 Tsaftacewa
- 6.3 Kariya daga ESD (Fitar da Wutar Lantarki ta Electrostatic)
- 6.4 Yanayin Ajiya
- 6.5 Hanyoyin Siyar da Gudanarwa
- 7. Ƙayyadaddun Kunshin da Teft da Reel
- 8. Bayanin Aikace-aikace da La'akari da Ƙira
- 8.1 Amfani da Ake Nufi da Bayanin Rashin Dogaro
- 8.2 Tuƙi LED
- 8.3 Gudanar da Zafi
- 8.4 Ƙirar Gani
- 9. Kwatancen Fasaha da Bambance-bambance
- 10. Tambayoyin da ake yawan yi (FAQ)
- 11. Misalin Nazarin Shari'ar Ƙira-ciki
- 12. Gabatarwar Fasaha da Trends
- Kalmomin Ƙayyadaddun LED
- Aikin Hasken Wutar Lantarki
- Ma'auni na Lantarki
- Gudanar da Zafi & Amincewa
- Tufafi & Kayan Aiki
- Kula da Inganci & Rarraba
- Gwaji & Takaddun Shaida
1. Bayanin Samfur
Wannan takarda tana ba da cikakkun ƙayyadaddun bayanai na fasaha don LTST-C191TGKT, fitilar LED na na'urar haɗawa ta saman (SMD). An ƙera shi don haɗa allon da'ira da aka buga (PCB) ta atomatik, wannan ɓangaren ya dace sosai don aikace-aikacen da ke da ƙarancin sarari a cikin kewayon kayan lantarki.
1.1 Fa'idodi na Asali da Kasuwa da Ake Nufi
Babban fa'idodin wannan LED sun haɗa da siririnsa na musamman na 0.55mm, wanda ke ba da damar haɗawa cikin na'urori masu siriri. Yana amfani da guntu na semiconductor na InGaN (Indium Gallium Nitride) mai haske sosai don samar da hasken kore. Na'urar tana bin cikakkiyar ƙa'idar Ƙuntata Abubuwa Masu Haɗari (RoHS). Tattarawar ta daidaita akan tef mai inci 8 da aka nannade akan reels masu diamita inci 7, suna bin ka'idojin EIA, wanda ya sa ya dace da na'urori masu saurin ɗauka da sanya atomatik da kuma daidaitattun hanyoyin siyar da IR (infrared). Kasuwannin da ake nufi sun bambanta, sun haɗa da kayan aikin sadarwa (wayoyin mara igiya da wayoyin hannu), kwamfutoci masu ɗaukuwa (kwamfutocin tebur), abubuwan more rayuwa na hanyar sadarwa, kayan aikin gida, da aikace-aikacen alamar cikin gida ko nuni.
1.2 Manyan Aikace-aikace
- Hasken baya don maɓallan maɓalli da madannai.
- Alamomin matsayi da wutar lantarki a cikin kayan lantarki na mabukaci da na masana'antu.
- Ƙananan nuni da hasken gumaka.
- Hasken sigina da alama a cikin allunan sarrafawa da kayan aikin ma'auni.
100 mA. Wannan shine matsakaicin halin yanzu na nan take, wanda aka yarda da shi kawai a ƙarƙashin yanayin bugun jini tare da aikin aiki na 1/10 da faɗin bugun jini na 0.1ms.
LTST-C191TGKT yana da ruwa mai tsabta lens ɗin da ke ɗauke da guntu mai hasken kore na InGaN. Duk mahimman girmansu na kunshin ana ba da su a cikin zane-zanen bayanan bayanai tare da daidaitaccen jurewar ±0.1mm (±0.004 inci) sai dai idan an faɗi akasin haka. Ƙananan tsayi shine siffa ta injiniya mai ma'ana.
3. Matsakaicin Matsayin Ƙarfafawa da Halaye
Duk ƙididdiga an ƙayyade su a yanayin zafin muhalli (Ta) na 25°C. Wucewa waɗannan iyakoki na iya haifar da lalacewa na dindindin ga na'urar.
3.1 Matsakaicin Matsayin Ƙarfafawa
- Watsawar Wutar Lantarki (Pd):76 mW. Wannan shine matsakaicin adadin wutar lantarki da na'urar za ta iya watsawa cikin aminci a matsayin zafi.
- Matsakaicin Halin Yanzu na Gaba (IF(PEAK)Yana jure zafin kololuwa na 260°C na matsakaicin dakika 10, wanda yake da mahimmanci ga hanyoyin haɗawa marasa gubar (Pb-free). mA. This is the maximum instantaneous current, permissible only under pulsed conditions with a 1/10 duty cycle and a pulse width of 0.1ms.
- Ci gaba da Halin Yanzu na Gaba (IF):20 mA. Wannan shine matsakaicin halin yanzu da aka ba da shawarar don aiki na DC mai ci gaba.
- Kewayon Zafin Aiki:-20°C zuwa +80°C. An ƙera na'urar don yin aiki a cikin wannan kewayon zafin muhalli.
- Kewayon Zafin Ajiya:-30°C zuwa +100°C.
- Yanayin Siyar da IR Reflow:Withstands a peak temperature of 260°C for a maximum of 10 seconds, which is critical for lead-free (Pb-free) assembly processes.
3.2 Shawarar IR Reflow Profile don Tsarin Ba tare da Gubar ba
Bayanin bayanin ya haɗa da cikakken jadawalin zafin jiki da lokaci wanda ke zayyana shawarar bayanin siyar da reflow. Manyan sigogi sun haɗa da matakin kafin dumama har zuwa 150-200°C, matsakaicin lokacin kafin dumama na dakika 120, matsakaicin zafin jiki bai wuce 260°C ba, da lokacin sama da 260°C an iyakance shi zuwa matsakaicin dakika 10. Bayanin ya dogara ne akan ma'auni na JEDEC don tabbatar da amintaccen siyar da gudanarwa ba tare da lalacewar zafi ga kunshin LED ba.
3.3 Halayen Lantarki da Na Gani
Waɗannan su ne madaidaicin sigogi na aiki da aka auna a Ta=25°C da IF=20mA, sai dai idan an lura.
- Ƙarfin Hasken Hasken (IV):71 - 450 mcd (millicandela). An auna ta amfani da firikwensin da aka tace don dacewa da lanƙwaran amsawar ido na CIE photopic.
- Kusurwar Dubawa (2θ1/2):Digiri 130. Wannan shine cikakken kusurwar da ƙarfin haske ya faɗi zuwa rabin ƙimar axial (a tsakiya), yana nuna faɗin kusurwar dubawa.
- Matsakaicin Tsawon Tsawon Watsawa (λP):530 nm (nanometers). Tsawon tsawon raƙuman ruwa inda fitowar bakan ya fi ƙarfi.
- Matsakaicin Tsawon Tsawon (λd):520 - 535 nm. Wannan shine tsawon raƙuman ruwa guda ɗaya da idon ɗan adam ya gane wanda ke ayyana launi (kore) na LED, wanda aka samo daga jadawalin launi na CIE.
- Rabin Faɗin Layin Bakan (Δλ):35 nm. Faɗin bakan hasken da aka fitar a rabin matsakaicin ƙarfinsa.
- Ƙarfin Lantarki na Gaba (VF):2.8V - 3.6V. Faɗin wutar lantarki a kan LED lokacin aiki a 20mA.
- Halin Yanzu na Baya (IR):10 μA (matsakaici) a Ƙarfin Lantarki na Baya (VR) na 10V.Muhimmin Bayanin Kula:Ba a ƙera na'urar don yin aiki a ƙarƙashin ƙarancin baya ba; wannan yanayin gwaji don dalilai na bayanai ne kawai.
4. Tsarin Matsayi da Rarrabuwa
Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED zuwa kwandon shara bisa mahimman sigogi. Lambar kwandon shara wani ɓangare ne na bayanin oda.
4.1 Matsayin Ƙarfin Lantarki na Gaba (VF)
An rarraba a IF=20mA. Jurewar kowane kwandon shara shine ±0.1V.
Lambobin Kwandon Shara: D7 (2.80-3.00V), D8 (3.00-3.20V), D9 (3.20-3.40V), D10 (3.40-3.60V).
4.2 Matsayin Ƙarfin Hasken Hasken (IV)
An rarraba a IF=20mA. Jurewar kowane kwandon shara shine ±15%.
Lambobin Kwandon Shara: Q (71.0-112.0 mcd), R (112.0-180.0 mcd), S (180.0-280.0 mcd), T (280.0-450.0 mcd).
4.3 Matsayin Hue (Matsakaicin Tsawon Tsawon)
An rarraba a IF=20mA. Jurewar kowane kwandon shara shine ±1 nm.
Lambobin Kwandon Shara: AP (520.0-525.0 nm), AQ (525.0-530.0 nm), AR (530.0-535.0 nm).
5. Bincike na Madaidaicin Lanƙwasa Ayyuka
Bayanin bayanin yana ba da hotunan hotuna na manyan alaƙa, masu mahimmanci don ƙirar da'ira.
- Dangantakar Ƙarfin Hasken Hasken da Halin Yanzu na Gaba:Yana nuna yadda fitowar haske ke ƙaruwa tare da halin yanzu, yawanci a cikin yanayin ƙasa-layin, yana nuna mahimmancin ƙa'idar halin yanzu akan tuƙin wutar lantarki.
- Ƙarfin Lantarki na Gaba da Halin Yanzu na Gaba:Yana kwatanta halayen I-V na diode, mai mahimmanci don ƙididdige ƙimar resistor na jerin ko ƙirar direbobi na halin yanzu na akai.
- Dangantakar Ƙarfin Hasken Hasken da Zafin Muhalli:Yana nuna raguwar hasken zafi, wanda ke raguwa yayin da zafin haɗin ya tashi.
- Rarraba Bakan:Jadawali da ke nuna ƙarfin dangi da tsawon raƙuman ruwa, yana nuna kololuwa a ~530nm da rabin faɗin 35nm, yana tabbatar da fitowar launin kore mai tsabta.
6. Jagororin Haɗawa, Sarrafawa, da Ajiya
6.1 Tsarin Kafet ɗin PCB
An ba da shawarar tsarin ƙasa (sawun ƙafa) don PCB, gami da girmansu na kafet ɗin siyar da gudanarwa. Bin wannan ƙirar yana tabbatar da ingantaccen siyar da gudanarwa, daidaitawa, da sarrafa zafi yayin reflow.
6.2 Tsaftacewa
Kawai yakamata a yi amfani da wuraren tsaftacewa da aka ƙayyade. Idan tsaftacewa ya zama dole bayan siyar da gudanarwa, ana ba da shawarar nutsar da cikin barasa na ethyl ko isopropyl a zafin daki na ƙasa da minti ɗaya. Sinadarai da ba a ƙayyade ba na iya lalata ruwan tabarau na epoxy ko kunshin.
6.3 Kariya daga ESD (Fitar da Wutar Lantarki ta Electrostatic)
LED suna da hankali ga wutar lantarki da haɓakar wutar lantarki. Ana ba da shawarar sosai don amfani da abin wuya na ƙasa ko safofin hannu masu hana wutar lantarki lokacin sarrafawa. Duk kayan aiki, gami da tashoshin aiki da ƙarfe na siyar da gudanarwa, dole ne a kafa su yadda ya kamata don hana lalacewa.
6.4 Yanayin Ajiya
- Kunshin da aka Rufe:Ajiye a ≤30°C da ≤90% Yanayin Zafi (RH). Tsawon rayuwa a cikin jakar kariya daga danshi ta asali tare da busasshiyar abu shine shekara guda.
- Kunshin da aka Buɗe:Don abubuwan da aka cire daga tattarawar su ta asali, yanayin ajiya bai kamata ya wuce 30°C / 60% RH ba. Ana ba da shawarar kammala siyar da gudanarwa na IR reflow a cikin sa'o'i 672 (kwanaki 28, matakin MSL 2a). Don ajiya fiye da wannan lokacin, yakamata a ajiye abubuwan a cikin akwati da aka rufe tare da busasshiyar abu ko a cikin yanayin nitrogen. Abubuwan da aka ajiye a waje da jakar fiye da sa'o'i 672 suna buƙatar gasa a kusan 60°C na aƙalla sa'o'i 20 kafin haɗawa don cire danshin da aka sha da kuma hana "popcorning" yayin reflow.
6.5 Hanyoyin Siyar da Gudanarwa
Siyar da Gudanarwa na Reflow:Bi bayanin da ke cikin sashe na 3.2. Matsakaicin zafin jiki 260°C matsakaici, lokacin sama da 260°C an iyakance shi zuwa dakika 10 matsakaici. An yarda da matsakaicin zagaye biyu na reflow.
Siyar da Gudanarwa ta Hannu (Ƙarfe):Yi amfani da ƙarfe mai sarrafa zafin jiki da aka saita zuwa matsakaicin 300°C. Lokacin tuntuɓar ya kamata a iyakance shi zuwa dakika 3 kowane haɗin siyar da gudanarwa. Siyar da gudanarwa ta hannu yakamata a yi sau ɗaya kawai.
7. Ƙayyadaddun Kunshin da Teft da Reel
Ana ba da LED a cikin tef ɗin mai ɗaukar kaya tare da tef ɗin kariya. Faɗin tef ɗin shine 8mm. Reels suna da daidaitaccen diamita na inci 7 (178mm) kuma suna ɗauke da guda 5000 a kowane cikakken reel. Ƙananan adadin oda na guda 500 ya shafi reels na ɓangare. Kunshin ya dace da ƙayyadaddun ANSI/EIA-481. An ba da cikakkun zane-zane masu girma don aljihun tef da reel, gami da diamita na cibiya, diamita na flange, da faɗin reel.
8. Bayanin Aikace-aikace da La'akari da Ƙira
8.1 Amfani da Ake Nufi da Bayanin Rashin Dogaro
An ƙera wannan LED don amfani a cikin daidaitattun kayan lantarki na kasuwanci da na mabukaci. Don aikace-aikacen da ke buƙatar dogaro na musamman inda gazawar za ta iya haifar da rayuwa ko lafiya (misali, jirgin sama, tallafin rayuwa na likita, tsarin amincin sufuri), ana buƙatar tuntuba da cancanta na musamman kafin ƙirar ciki.
8.2 Tuƙi LED
Don tabbatar da ingantaccen fitowar haske da tsawon rayuwa, tuƙi LED tare da tushen halin yanzu na akai, ba ƙarfin lantarki na akai ba. Shawarar halin yanzu mai ci gaba shine 20mA. Za a iya amfani da resistor mai iyakance halin yanzu mai sauƙi tare da tushen wutar lantarki, wanda aka ƙididdige shi azaman R = (Vwadata- VF) / IF, inda VFya kamata a zaɓi daga madaidaicin ƙima ko matsakaicin ƙima daga teburin rarrabuwa don tabbatar da IFbai wuce 20mA ba a ƙarƙashin mafi munin yanayi.
8.3 Gudanar da Zafi
Ko da yake watsawar wutar lantarki tana da ƙasa (76mW matsakaici), ingantaccen ƙirar zafi akan PCB yana da mahimmanci. Shawarar ƙirar kafet ɗin siyar da gudanarwa kuma yana aiki azaman mai sanyaya zafi. Tabbatar da ingantacciyar hanyar zafi daga haɗin LED yana taimakawa wajen kiyaye ƙarfin haske da tsawon rayuwa, musamman a cikin yanayin zafi mai girma na muhalli ko lokacin da aka tuƙi kusa da matsakaicin ƙididdiga.
8.4 Ƙirar Gani
Faɗin kusurwar dubawa na digiri 130 ya sa wannan LED ya dace don aikace-aikacen da ke buƙatar haske mai faɗi ko ganuwa daga kusurwoyi da yawa. Don haske mai mai da hankali ko jagora, ƙila za a buƙaci ruwan tabarau na waje ko jagororin haske. Ruwan tabarau mai tsabta yana ba da tushe na tsaka-tsaki don yuwuwar abubuwa na gani na biyu.
9. Kwatancen Fasaha da Bambance-bambance
Babban bambance-bambancen LTST-C191TGKT shine haɗinsa na siriri mai siriri na 0.55mm tare da babban haske daga guntu na InGaN. Idan aka kwatanta da tsohuwar fasaha kamar AlGaInP, InGaN yana ba da ingantacciyar inganci da tsaftar launi don tsawon raƙuman ruwa na kore. Bin ka'idojin RoHS da dacewa da daidaitattun hanyoyin reflow marasa gubar na yawan jama'a sun sa ya zama zaɓi na zamani, mai dacewa da muhalli wanda ya dace da kasuwannin duniya. Cikakken tsarin rarrabuwa yana ba masu ƙira damar zaɓar daidaitaccen haske da wurin launi da ake buƙata don aikace-aikacensu, yana tabbatar da daidaiton gani a cikin samfuran ƙarshe.
10. Tambayoyin da ake yawan yi (FAQ)
Q: Menene bambanci tsakanin Matsakaicin Tsawon Tsawon da Matsakaicin Tsawon Tsawon?
A: Matsakaicin Tsawon Tsawon (λP) shine tsawon raƙuman ruwa na zahiri inda LED ke fitar da mafi yawan ƙarfin gani. Matsakaicin Tsawon Tsawon (λd) ƙima ce da aka ƙididdige bisa fahimtar launi na ɗan adam (jadawalin CIE) wanda ke ayyana launin da aka gane. Don LED masu launi ɗaya kamar wannan kore, yawanci suna kusa amma ba iri ɗaya ba.
Q: Zan iya tuƙi wannan LED tare da wadata na 5V da resistor?
A: I. Amfani da matsakaicin VFna 3.6V don tabbatar da amintaccen halin yanzu a ƙarƙashin duk yanayi: R = (5V - 3.6V) / 0.020A = 70 Ohms. Daidaitaccen resistor na 68 ko 75 Ohm zai dace. Koyaushe tabbatar da ainihin halin yanzu a cikin da'ira.
Q: Me yasa yanayin ajiya na buɗaɗɗen kunshin yake da tsauri sosai (sa'o'i 672)?
A> Kunshin SMD na iya sha danshi daga iska. A lokacin babban zafi na siyar da gudanarwa na reflow, wannan danshin da aka kama zai iya yin tururi da sauri, yana haifar da rabuwa na ciki ko fashewa ("popcorning"). Iyakar sa'o'i 672 da hanyar gasa an ayyana su ta matakin hankali na Danshi na ɓangaren (MSL 2a) don hana wannan yanayin gazawa.
Q: Shin wannan LED ya dace don hasken cikin gida na mota?
A> Yayin da ya cika ƙayyadaddun bayanai na fasaha, aikace-aikacen mota yawanci suna buƙatar abubuwan da suka cancanta zuwa takamaiman ma'auni na matakin mota (kamar AEC-Q102) don zagayowar zafin jiki, danshi, da dogaron dogon lokaci. Wannan bayanin bayanin baya da'awar irin waɗannan cancantar, don haka tuntuba don takamaiman aikace-aikace ya zama dole.
11. Misalin Nazarin Shari'ar Ƙira-ciki
Yanayi:Ƙirar alamar matsayi don lasifikar Bluetooth mai ɗaukuwa. Alamar tana buƙatar ganuwa a cikin hasken rana, samun daidaitaccen launin kore, da dacewa a cikin akwati mai siriri sosai.
Dalilin Zaɓi:An zaɓi LTST-C191TGKT saboda tsayinsa na 0.55mm, yana ba shi damar dacewa a bayan mai watsawa mai siriri. Babban haske (har zuwa 450 mcd) yana tabbatar da ganuwa. Don tabbatar da takamaiman inuwar kore a duk raka'o'in samarwa, mai ƙira ya ƙayyade lambar kwandon shara "AQ" (525-530nm Matsakaicin Tsawon Tsawon) da lambar kwandon shara "S" (180-280 mcd) yayin saye.
Ƙirar Da'ira:Babban allon lasifika yana da layin dogo na 3.3V. Amfani da madaidaicin VFna 3.2V (daga kwandon shara D8), an ƙididdige resistor na jerin: R = (3.3V - 3.2V) / 0.020A = 5 Ohms. An zaɓi resistor na 5.1 Ohm. An haɗa anode na LED zuwa layin dogo na 3.3V ta hanyar resistor, kuma an canza cathode zuwa ƙasa ta hanyar filin GPIO na microcontroller wanda aka saita azaman fitarwa mai buɗe-drain.
Shimfidawa:An bi shawarar shimfidar kafet ɗin PCB daidai. An haɗa kafet ɗin ƙasa zuwa ƙaramin juzu'in tagulla don taimakawa wajen watsa zafi, ko da yake wutar lantarki tana da ƙasa.
12. Gabatarwar Fasaha da Trends
Fasahar InGaN:Indium Gallium Nitride wani fili ne na semiconductor na III-V wanda za'a iya daidaita bandgap ta hanyar daidaita rabon Indium zuwa Gallium. Wannan yana ba da damar samar da LED masu fitar da haske daga ultraviolet ta hanyar shuɗi da bakan kore. LED na tushen InGaN an san su da inganci da haske.
Trends na Masana'antu:Trend a cikin SMD LED don kayan lantarki na mabukaci yana ci gaba zuwa ƙananan girman kunshin, ƙananan bayanan martaba, mafi girman ingancin haske (ƙarin haske a kowace watt), da mafi ƙarfin daidaiton launi. Hakanan akwai ƙaƙƙarfan tuƙi don mafi girman dogaro don biyan buƙatun aikace-aikacen mota da na masana'antu. Ƙaura zuwa siyar da gudanarwa mara gubar da bin ka'idojin RoHS yanzu ma'auni ne na duniya. Ci gaba na gaba na iya haɗawa da ƙananan ƙirar ƙirar guntu (CSP) da haɗaɗɗun da'irori masu tuƙi a cikin kunshin LED.
Kalmomin Ƙayyadaddun LED
Cikakken bayanin kalmomin fasaha na LED
Aikin Hasken Wutar Lantarki
| Kalma | Naúrar/Wakilci | Bayanin Sauri | Me yasa yake da muhimmanci |
|---|---|---|---|
| Ingancin Hasken Wuta | lm/W (lumen kowace watt) | Fitowar haske kowace watt na wutar lantarki, mafi girma yana nufin mafi ingancin kuzari. | Kai tsaye yana ƙayyade matakin ingancin kuzari da farashin wutar lantarki. |
| Gudun Hasken Wuta | lm (lumen) | Jimillar hasken da tushe ke fitarwa, ana kiransa "haske". | Yana ƙayyade ko hasken yana da haske sosai. |
| Kusurwar Dubawa | ° (digiri), misali 120° | Kusurwar da ƙarfin haske ya ragu zuwa rabi, yana ƙayyade faɗin haske. | Yana shafar kewar haskakawa da daidaito. |
| Zafin Launi (CCT) | K (Kelvin), misali 2700K/6500K | Zafi/sanyin haske, ƙananan ƙimomi rawaya/zafi, mafi girma fari/sanyi. | Yana ƙayyade yanayin haskakawa da yanayin da suka dace. |
| CI / Ra | Ba naúrar, 0–100 | Ikon ba da launukan abubuwa daidai, Ra≥80 yana da kyau. | Yana shafar sahihancin launi, ana amfani dashi a wurare masu buƙatu kamar shaguna, gidajen tarihi. |
| SDCM | Matakan ellipse MacAdam, misali "5-mataki" | Ma'aunin daidaiton launi, ƙananan matakai suna nufin mafi daidaiton launi. | Yana tabbatar da daidaiton launi a cikin rukunin LED iri ɗaya. |
| Matsakaicin Tsawon Raɗaɗin Hasken | nm (nanomita), misali 620nm (ja) | Tsawon raɗaɗin haske daidai da launin LED masu launi. | Yana ƙayyade launin ja, rawaya, kore LED masu launi ɗaya. |
| Rarraba Bakan Hasken | Layin tsawon raɗaɗi da ƙarfi | Yana nuna rarraba ƙarfi a cikin tsawon raɗaɗin haske. | Yana shafar ba da launi da ingancin launi. |
Ma'auni na Lantarki
| Kalma | Alamar | Bayanin Sauri | Abubuwan ƙira |
|---|---|---|---|
| Ƙarfin lantarki na gaba | Vf | Mafi ƙarancin ƙarfin lantarki don kunna LED, kamar "maƙallan farawa". | Ƙarfin lantarki na injin dole ya zama ≥Vf, ƙarfin lantarki yana ƙara don LED a jere. |
| Ƙarfin lantarki na gaba | If | Ƙimar ƙarfin lantarki don aikin LED na yau da kullun. | Yawanci tuƙi mai ƙarfi akai-akai, ƙarfin lantarki yana ƙayyade haske da tsawon rai. |
| Matsakaicin Ƙarfin lantarki na bugun jini | Ifp | Matsakaicin ƙarfin lantarki mai jurewa na ɗan lokaci, ana amfani dashi don duhu ko walƙiya. | Fadin bugun jini da sake zagayowar aiki dole ne a sarrafa su sosai don guje wa lalacewa. |
| Ƙarfin lantarki na baya | Vr | Matsakaicin ƙarfin lantarki na baya da LED zai iya jurewa, wanda ya wuce zai iya haifar da rushewa. | Dangane dole ne ya hana haɗin baya ko ƙarfin lantarki. |
| Juriya na zafi | Rth (°C/W) | Juriya ga canja wurin zafi daga guntu zuwa solder, ƙasa yana da kyau. | Babban juriya na zafi yana buƙatar zubar da zafi mai ƙarfi. |
| Rigakafin ESD | V (HBM), misali 1000V | Ikon jurewa zubar da wutar lantarki, mafi girma yana nufin ƙasa mai rauni. | Ana buƙatar matakan hana wutar lantarki a cikin samarwa, musamman ga LED masu hankali. |
Gudanar da Zafi & Amincewa
| Kalma | Ma'aunin maɓalli | Bayanin Sauri | Tasiri |
|---|---|---|---|
| Zazzabin Haɗin gwiwa | Tj (°C) | Ainihin yanayin aiki a cikin guntun LED. | Kowane raguwa 10°C na iya ninka tsawon rai; yayi yawa yana haifar da lalacewar haske, canjin launi. |
| Ragewar Lumen | L70 / L80 (sa'o'i) | Lokacin da haske ya ragu zuwa 70% ko 80% na farko. | Kai tsaye yana ayyana "tsawon sabis" na LED. |
| Kula da Lumen | % (misali 70%) | Kashi na hasken da aka riƙe bayan lokaci. | Yana nuna riƙon haske akan amfani na dogon lokaci. |
| Canjin Launi | Δu′v′ ko ellipse MacAdam | Matsakaicin canjin launi yayin amfani. | Yana shafar daidaiton launi a cikin yanayin haskakawa. |
| Tsufa na Zafi | Lalacewar kayan aiki | Lalacewa saboda yanayin zafi na dogon lokaci. | Zai iya haifar da raguwar haske, canjin launi, ko gazawar buɗe kewaye. |
Tufafi & Kayan Aiki
| Kalma | Nau'ikan gama gari | Bayanin Sauri | Siffofi & Aikace-aikace |
|---|---|---|---|
| Nau'in Kunshin | EMC, PPA, Yumbu | Kayan gida masu kare guntu, samar da hanyar sadarwa ta gani/zafi. | EMC: juriya mai kyau na zafi, farashi mai rahusa; Yumbu: mafi kyawun zubar da zafi, tsawon rai. |
| Tsarin Guntu | Gaba, Guntu Juyawa | Tsarin na'urorin lantarki na guntu. | Juyawar guntu: mafi kyawun zubar da zafi, inganci mafi girma, don ƙarfi mai ƙarfi. |
| Rufin Phosphor | YAG, Silicate, Nitride | Yana rufe guntu shuɗi, yana canza wasu zuwa rawaya/ja, yana haɗa su zuwa fari. | Phosphor daban-daban suna shafar inganci, CCT, da CRI. |
| Ruwan tabarau/Optics | Lefi, Microlens, TIR | Tsarin gani a saman yana sarrafa rarraba haske. | Yana ƙayyade kusurwar dubawa da layin rarraba haske. |
Kula da Inganci & Rarraba
| Kalma | Abun rarraba | Bayanin Sauri | Manufa |
|---|---|---|---|
| Kwalin Gudun Hasken | Lambar misali 2G, 2H | An tattara su ta hanyar haske, kowace ƙungiya tana da ƙananan/matsakaicin ƙimar lumen. | Yana tabbatar da daidaiton haske a cikin jeri ɗaya. |
| Kwalin Ƙarfin lantarki | Lambar misali 6W, 6X | An tattara su ta hanyar kewayon ƙarfin lantarki na gaba. | Yana sauƙaƙe daidaitawar tuƙi, yana inganta ingancin tsarin. |
| Kwalin Launi | Ellipse MacAdam 5-mataki | An tattara su ta hanyar daidaitattun launi, yana tabbatar da ƙuntataccen kewayon. | Yana ba da garantin daidaiton launi, yana guje wa launi mara daidaituwa a cikin kayan aikin. |
| Kwalin CCT | 2700K, 3000K da sauransu | An tattara su ta hanyar CCT, kowanne yana da madaidaicin kewayon daidaitawa. | Yana cika buƙatun CCT na yanayi daban-daban. |
Gwaji & Takaddun Shaida
| Kalma | Matsakaicin/Gwaji | Bayanin Sauri | Muhimmanci |
|---|---|---|---|
| LM-80 | Gwajin kula da lumen | Haskakawa na dogon lokaci a yanayin zafi akai-akai, yana rikodin lalacewar haske. | Ana amfani dashi don kimanta rayuwar LED (tare da TM-21). |
| TM-21 | Matsakaicin kimanta rayuwa | Yana kimanta rayuwa a ƙarƙashin yanayi na ainihi bisa bayanan LM-80. | Yana ba da hasashen kimiyya na rayuwa. |
| IESNA | Ƙungiyar Injiniyoyin Haskakawa | Yana rufe hanyoyin gwajin gani, lantarki, zafi. | Tushen gwaji da masana'antu suka amince. |
| RoHS / REACH | Tabbatarwar muhalli | Yana tabbatar da babu abubuwa masu cutarwa (darma, mercury). | Bukatar shiga kasuwa a duniya. |
| ENERGY STAR / DLC | Tabbatarwar ingancin kuzari | Tabbatarwar ingancin kuzari da aiki don samfuran haskakawa. | Ana amfani dashi a cikin sayayyan gwamnati, shirye-shiryen tallafi, yana haɓaka gasa. |