LTST-C150KEKT SMD LED Takardar Bayani - 3.2x2.8x1.9mm - 2.4V - 75mW - Ja - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfurin

LTST-C150KEKT wani LED ne mai inganci sosai, wanda aka ƙera don aikace-aikacen da ke buƙatar ganuwa mai ƙarfi da aminci. Yana amfani da guntu na AlInGaP (Aluminum Indium Gallium Phosphide), wanda aka sani da ingantaccen ƙarfin haske da tsaftar launi, musamman a cikin bakan ja. An tattara wannan LED a cikin daidaitaccen tsari mai dacewa da EIA, wanda ya sa ya dace da layukan haɗawa ta atomatik da ake amfani da su a cikin masana'antar kayan lantarki mai yawa.

Manyan wuraren aikace-aikace na wannan ɓangaren sun haɗa da alamomin yanayi, hasken baya don ƙananan nuni, hasken ciki na mota, da kayan lantarki iri-iri inda ake buƙatar nuni mai haske mai daidaito. Ƙirarsa ta fifita dacewa da hanyoyin gyarawa na zamani, yana tabbatar da cewa zai iya jurewa yanayin zafi na gyarawa ta hanyar infrared (IR) da tururi ba tare da lalacewa ba.

2. Bincike Mai zurfi na Ma'auni na Fasaha

2.1 Matsakaicin Matsakaicin Iyaka

Waɗannan ƙididdiga suna ayyana iyakokin da za su iya haifar da lalacewa ta dindindin ga na'urar. Ba a ba da shawarar aiki da LED akai-akai a ko kusa da waɗannan iyakokin ba.

• Rushewar Wutar Lantarki (Pd):75 mW. Wannan shine iyakar ƙarfin wutar lantarki da fakitin LED zai iya fitarwa a matsayin zafi a yanayin zafi (Ta) na 25°C. Wucewa wannan iyaka yana haifar da haɗarin zafi mai yawa a mahadar semiconductor.
• Ci gaba da Halin Gaba (IF):30 mA. Matsakaicin halin DC da za a iya amfani da shi akai-akai.
• Matsakaicin Halin Gaba:80 mA. Ana yarda da wannan kawai a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun 0.1ms) don samun ƙarfin haske mafi girma a taƙaice ba tare da yin zafi ba.
• Ma'aunin Ragewa:0.4 mA/°C. Don yanayin zafi sama da 25°C, dole ne a rage matsakaicin halin gaba mai yuwuwa akai-akai da wannan ma'auni don hana guduwar zafi.
• Ƙarfin Lantarki na Baya (VR):5 V. Yin amfani da ƙarfin lantarki na baya mafi girma fiye da wannan zai iya rushe mahadar PN na LED.
• Yanayin Aiki & Ma'ajiyar Zafin Jiki:-55°C zuwa +85°C. Wannan faɗin kewayon yana nuna ingantaccen aiki a cikin mawuyacin yanayi.
• Jurewar Zafin Gyarawa:LED zai iya jure 260°C na dakika 5 (IR/Wave) ko 215°C na mintuna 3 (Tururi), yana tabbatar da dacewarsa don hanyoyin gyarawa marasa gubar.

2.2 Halayen Lantarki da Na Gani

Ana auna waɗannan ma'auni a Ta=25°C tare da halin gaba (IF) na 20 mA, wanda shine daidaitaccen yanayin gwaji.

• Ƙarfin Hasken (Iv):30.0 - 50.0 mcd (millicandela). Wannan yana ƙayyade ƙarfin hasken LED kamar yadda idon ɗan adam yake gani (ta amfani da tacewa mai dacewa da CIE). Ƙimar yau da kullun ita ce 50 mcd, yana nuna fitarwa mai haske sosai don LED na nuni na yau da kullun.
• Kusurwar Dubawa (2θ1/2):Digiri 130. Wannan faɗin kusurwar dubawa ce, ma'ana LED yana fitar da haske a kan mazugi mai faɗi. Ƙarfin a rabin kusurwa (65° daga tsakiya) shine 50% na ƙarfin axial (tsakiya).
• Matsakaicin Tsawon Tsinkaya (λPeak):632 nm (na yau da kullun). Wannan shine tsawon tsinkaya inda ƙarfin fitarwa na bakan ya fi girma. Ya faɗi cikin yankin ja na bakan gani.
• Matsakaicin Tsawon Tsinkaya (λd):624 nm (na yau da kullun). An samo wannan daga zanen launi na CIE kuma yana wakiltar tsawon tsinkaya guda ɗaya wanda ya fi bayyana launin hasken da ake gani. Bambanci tsakanin kololuwar tsawon tsinkaya da mafi rinjaye shine halayen siffar bakan LED.
• Rabin Faɗin Layin Bakan (Δλ):20 nm. Wannan yana auna tsaftar bakan, yana nuna kewayon tsawon tsinkaya da ake fitarwa a 50% na ƙarfin kololuwa. Ƙimar 20 nm ita ce ta yau da kullun don LED ɗin AlInGaP mai launi ɗaya.
• Ƙarfin Lantarki na Gaba (VF):2.0V (Mafi ƙanƙanta) - 2.4V (Na yau da kullun) a IF=20mA. Wannan shine raguwar ƙarfin lantarki a kan LED lokacin aiki. Yana da mahimmanci don ƙirar resistor mai iyakancewa halin yanzu a cikin da'irar tuƙi.
• Halin Baya (IR):100 µA (Matsakaici) a VR=5V. Wannan shine ƙaramin halin yanzu na ɓarna wanda ke gudana lokacin da LED yana da karkatar da baya a cikin matsakaicin ƙididdigarsa.
• Ƙarfin Ƙarfi (C):40 pF (Na yau da kullun) a VF=0V, f=1MHz. Wannan shine ƙarfin mahadar, wanda zai iya kasancewa da alaƙa a cikin aikace-aikacen sauyawa mai girma.

3. Bincike na Lanƙwasa Aiki

Duk da yake ba a ƙididdige takamaiman zane-zane a cikin rubutun da aka bayar ba, lanƙwasa na yau da kullun don irin wannan LED zai haɗa da:

• Lanƙwasa IV (Halin Yanzu da Ƙarfin Lantarki):Yana nuna alaƙar ƙima tsakanin ƙarfin lantarki na gaba da halin yanzu. Ƙarfin gwiwa yana kusa da 2.0V, bayan haka halin yanzu yana ƙaruwa da sauri tare da ƙananan ƙaruwar ƙarfin lantarki.
• Ƙarfin Hasken da Halin Gaba:Yana nuna cewa fitarwar haske yana daidai da kusan halin gaba har zuwa wani lokaci, bayan haka inganci na iya raguwa saboda dumama.
• Ƙarfin Hasken da Yanayin Yanayi:Yana nuna raguwar fitarwar haske yayin da yanayin zafi ke ƙaruwa. LED na AlInGaP yawanci suna da kyakkyawan aiki mai zafi idan aka kwatanta da sauran fasahohi.
• Rarraba Bakan:Zanen ƙarfin dangi da tsawon tsinkaya, yana nuna kololuwa a 632 nm da rabin faɗi na 20 nm, yana tabbatar da fitarwar ja mai launi ɗaya.

4. Bayanin Injiniya da Tattarawa

4.1 Girman Kunshin

LED yana zuwa a cikin daidaitaccen kunshin da aka ɗora a saman. Manyan girma (a cikin mm) sun haɗa da girman jiki da tazarar jagora wanda ya dace da haɗawa ta atomatik. Ruwan tabarau yana da tsabta, wanda ke haɓaka fitarwar haske ta hanyar rage sha na ciki.

4.2 Gano Polarity da Ƙirar Kafet

Ana yiwa alama cathode akan kunshin. Takardar bayani ta haɗa da girmen kafet ɗin gyarawa da aka ba da shawarar don tabbatar da haɗin gyarawa mai aminci, daidaitaccen jeri, da isassun taimakon zafi yayin gyarawa.

4.3 Tattarawa da Kaset da Reel

Ana samar da abubuwan akan kaset na 8mm da aka nannade akan reels masu diamita 7-inch (178mm). Kowace reel tana ƙunshe da guda 3000. Wannan tattarawar ya dace da ƙa'idodin ANSI/EIA 481-1-A-1994, yana tabbatar da dacewa da daidaitattun masu ciyarwa ta atomatik. Kaset ɗin yana amfani da murfi na sama don rufe aljihunan fanko da kuma kiyaye alkiblar ɓangaren.

5. Jagororin Gyarawa da Haɗawa

5.1 Yanayin Gyarawa

LED ya cancanci hanyoyin gyarawa marasa gubar. Shawarar da aka ba da shawarar ta kai kololuwa a 260°C na dakika 5 don gyarawa ta infrared ko igiyar ruwa, kuma a 215°C na mintuna 3 don gyarawa ta tururi. Yana da mahimmanci a bi waɗannan bayanan zafin jiki don guje wa lalata ruwan tabarau na epoxy ko haɗin waya na ciki saboda matsanancin damuwa na zafi.

5.2 Tsaftacewa

Idan ana buƙatar tsaftacewa bayan gyarawa, kawai yakamata a yi amfani da kaushi da aka ƙayyade. Takardar bayani tana ba da shawarar nutsar da LED a cikin barasa na ethyl ko isopropyl a yanayin zafi na yau da kullun na ƙasa da minti ɗaya. Yin amfani da sinadarai marasa ƙayyadaddun bayanai ko masu ƙarfi na iya lalata kunshin filastik, haifar da fashewa ko canza launi.

5.3 Yanayin Ajiya

Yakamata a adana abubuwan a cikin jakunkun su na asali na hana danshi a yanayin zafi tsakanin -55°C da +85°C kuma a ƙarancin zafi don hana sha danshi, wanda zai iya haifar da \"popcorning\" yayin gyarawa.

6. Shawarwari na Aikace-aikace da La'akari da Ƙira

6.1 Da'irori na Aikace-aikace na Yau da Kullun

Hanyar tuƙi mafi yawanci ita ce resistor mai sauƙi a jere. Ana ƙididdige ƙimar resistor (R) ta amfani da Dokar Ohm: R = (Vcc - VF) / IF, inda Vcc shine ƙarfin wutar lantarki, VF shine ƙarfin lantarki na gaba na LED (yi amfani da 2.4V don gefen ƙira), kuma IF shine halin gaba da ake so (misali, 20mA). Don samar da wutar lantarki 5V: R = (5 - 2.4) / 0.02 = 130 Ohms. Daidaitaccen resistor na 130 ko 150 Ohm zai dace. Don tsayayyen haske a kan kewayon ƙarfin wutar lantarki ko yanayin zafi, ana ba da shawarar direba mai tsayayyen halin yanzu.

6.2 Gudanar da Zafi

Ko da yake raguwar wutar lantarki yana da ƙasa (75mW matsakaici), ingantaccen ƙirar zafi har yanzu yana da mahimmanci don tsawon rai da kwanciyar hankali, musamman lokacin aiki a yanayin zafi mai girma ko kusa da matsakaicin halin yanzu. Tabbatar cewa PCB yana da isassun yanki na tagulla da aka haɗa zuwa kafet ɗin zafi na LED (idan ya dace) ko jagororin don zama mai sanyaya zafi. Bi jagorar rage halin yanzu na 0.4 mA/°C sama da 25°C.

6.3 La'akari da Gani

Faɗin kusurwar dubawa na digiri 130 ya sa wannan LED ya zama mai dacewa don aikace-aikacen da ake buƙatar ganin alama daga wurare da yawa. Don ƙarin haske da aka jagoranta, ana iya amfani da ruwan tabarau na waje ko bututun haske. Ruwan tabarau mai tsabta yana ba da mafi girman yuwuwar fitarwar haske amma yana iya bayyana azaman tushen batu mai haske; Ana samun ruwan tabarau masu watsewa a cikin wasu bambance-bambance idan ana son bayyanar daidaito.

7. Kwatancen Fasaha da Bambance-bambance

Mahimman bambance-bambancen LTST-C150KEKT sune fasahar AlInGaP da haske mai girma. Idan aka kwatanta da tsofaffin LED na GaAsP (Gallium Arsenide Phosphide) ja, AlInGaP yana ba da ingantaccen ƙarfin haske sosai, ma'ana ƙarin fitarwar haske don ƙarfin shigar da lantarki iri ɗaya. Hakanan yana kiyaye launinsa da ƙarfinsa mafi kyau a yanayin zafi mai girma. Faɗin kusurwar dubawa da dacewa da hanyoyin gyarawa ta atomatik, mai zafi ya sa ya zama zaɓi na zamani, mai tsada don kayan lantarki masu yawa.

8. Tambayoyin da ake yawan yi (FAQ)

Q: Zan iya tuƙi wannan LED kai tsaye daga fil ɗin microcontroller na 3.3V?

A: Mai yiwuwa, amma ya dogara da ikon samar da halin yanzu na fil. VF na LED yana kusan 2.4V, yana barin 0.9V kawai a kan resistor mai iyakancewa halin yanzu a 3.3V. Don cimma 20mA, resistor ɗin zai buƙaci zama 45 Ohms (0.9V/0.02A). Duba ko fil ɗin microcontroller ɗin ku zai iya samar da 20mA. Transistor buffer sau da yawa shine mafita mai aminci kuma mafi aminci.

Q: Menene bambanci tsakanin Kololuwar Tsawon Tsinkaya da Matsakaicin Tsawon Tsinkaya?

A: Kololuwar Tsawon Tsinkaya ita ce kololuwar zahiri na bakan hasken da aka fitar. Matsakaicin Tsawon Tsinkaya ƙimar lissafi ne bisa fahimtar launin ɗan adam (ginshiƙi na CIE) wanda ya fi dacewa da launin da ake gani. Sau da yawa suna kusa amma ba iri ɗaya ba, musamman idan bakan bai daidaita daidai ba.

Q: Ta yaya zan fassara ƙimar \"Na yau da kullun\" a cikin takardar bayani?

A: Ƙimar \"Na yau da kullun\" tana wakiltar mafi yawan ko aikin da ake tsammani a ƙarƙashin ƙayyadaddun yanayi. Ba a garanti su ba. Don dalilai na ƙira, koyaushe yi amfani da iyakokin \"Mafi ƙanƙanta\" da \"Matsakaici\" don tabbatar da cewa da'irar ku za ta yi aiki daidai a duk yuwuwar bambance-bambancen ɓangaren.

9. Misalai na Ƙira da Amfani na Aiki

Misali 1: Alamar Yanayi akan Mai Samar da Wutar Lantarki:Yi amfani da LED tare da resistor 150-ohm a jere an haɗa shi zuwa layin dogo na 5V. Ƙarfinsa mai haske yana tabbatar da ganuwa a sarari ko da a cikin wurare masu haske. Faɗin kusurwar dubawa yana ba da damar ganin matsayi daga kusurwoyi daban-daban a cikin rack ko kan benci.

Misali 2: Hasken Baya don Panel ɗin Maɓalli na Membrane:Ana iya shirya LED da yawa a bayan panel ɗin da ke wucewa. Daidaitaccen launi (624 nm matsakaicin tsawon tsinkaya) da haske suna tabbatar da haske iri ɗaya. Dacewa da gyarawa yana ba da damar duk LED da sauran abubuwan SMD su yi gyarawa cikin wucewa guda ɗaya, yana rage farashin haɗawa.

10. Gabatarwa da Ka'idar Aiki

LED diode ne na semiconductor. Lokacin da aka yi amfani da ƙarfin lantarki na gaba a kan mahadar PN, electrons daga kayan N-type suna sake haɗuwa da ramuka daga kayan P-type a cikin yanki mai aiki. Wannan sake haɗuwa yana sakin makamashi a cikin nau'in photons (haske). Takamaiman tsawon tsinkaya (launi) na haske an ƙaddara shi ta hanyar ƙarfin bandgap na kayan semiconductor. AlInGaP yana da bandgap daidai da ja, orange, da rawaya haske. Kunshin epoxy mai tsabta yana aiki azaman ruwan tabarau, yana siffata fitarwar haske da kuma kare ƙwararrun guntu na semiconductor.

11. Trends na Fasaha

Trend a cikin LED na nuni kamar wannan yana zuwa ga inganci mafi girma (lumens mafi yawa kowace watt), yana ba da damar haske iri ɗaya a ƙananan halin yanzu, wanda ke adana wutar lantarki da rage zafi. Hakanan akwai tuƙi zuwa ga ƙananan ƙira yayin kiyayewa ko inganta aikin gani. Bugu da ƙari, ingantaccen aminci da faɗaɗa cancantar don yanayin zafi na mota da masana'antu sune manufa gama gari. Amfani da kayan kamar AlInGaP yana wakiltar ci gaba da canji daga tsofaffin fasahohi, marasa inganci don samar da ingantaccen aiki a cikin daidaitattun fakitoci.