IR204-A 3.0mm Infrared LED Datasheet - Garken 3mm - Tsawon 940nm - Kwararar 100mA - Takardar Fasaha ta Hausa

1. Bayanin Samfur

IR204-A babban diode ne mai fitar da infrared mai tsanani wanda aka sanya a cikin daidaitaccen garken filastik shudi na 3mm (T-1). An tsara shi don fitar da haske a kololuwar tsawon zango na 940nm, wanda ya sa ya dace da na'urorin daukar hoto na yau da kullun, photodiodes, da kuma na'urorin karbar infrared. Wannan na'urar tana da halayen amintacce mai yawa, babban karfin haske, da kuma karancin wutar lantarki, wanda ya sa ya dace da aikace-aikace daban-daban na watsa infrared.

1.1 Fa'idodi na Asali

• Babban Karfin Haske:Yana ba da fitarwar infrared mai karfi don amintaccen watsa sigina.
• Daidaitawar Tsawon Zango:Kololuwar tsawon zango na 940nm an inganta shi don dacewa da daidaitattun masu karbar IR.
• Matsakaici da Daidaitacce:Garken 3mm tare da tazarar jagora 2.54mm yana ba da damar sauƙin haɗawa cikin tsarin PCB na yau da kullun.
• Yin Biyayya:Samfurin ya bi ka'idojin RoHS, EU REACH, da ka'idojin marasa halogen (Br < 900ppm, Cl < 900ppm, Br+Cl < 1500ppm).

1.2 Aikace-aikacen Manufa

Wannan LED infrared da farko an yi niyya ne don tsarin da ke buƙatar sadarwar haske da ba a iya gani ba. Manyan wuraren aikace-aikace sun haɗa da na'urorin sarrafa nesa na infrared tare da buƙatun wutar lantarki mai yawa, tsarin watsa iska kyauta, na'urorin gano hayaki, da sauran tsarin gano ko sadarwa na infrared na gaba ɗaya.

2. Ma'auni na Fasaha: Cikakken Fassarar Manufa

2.1 Matsakaicin Matsakaici na Cikakke

Waɗannan ƙididdiga suna bayyana iyakokin da za su iya haifar da lalacewa ta dindindin ga na'urar. Ba a tabbatar da aiki a ƙarƙashin ko a waɗannan iyakokin ba.

• Ci gaba da Kwararar Gaba (IF):100 mA. Matsakaicin kwararar DC da za a iya amfani da ita akai-akai.
• Kololuwar Kwararar Gaba (IFP):1.0 A. Wannan babban kwararar kawai ana yarda da ita a ƙarƙashin yanayin bugun jini (Fadin Bugun ≤ 100μs, Zagayowar Aiki ≤ 1%).
• Wutar Lantarki ta Baya (VR):5 V. Wuce wannan wutar lantarki a cikin karkatar da baya na iya lalata haɗin diode.
• Yanayin Aiki & Ajiya (Topr/Tstg):-40°C zuwa +85°C. An ƙididdige na'urar don kewayon zafin jiki na masana'antu.
• Rushewar Wutar Lantarki (Pd):150 mW a 25°C. Matsakaicin wutar lantarki da garken zai iya watsawa ba tare da wuce iyakokin zafinsa ba.

2.2 Halayen Lantarki-Gani

Ana auna waɗannan ma'auni a daidaitaccen zafin haɗin gwiwa na 25°C kuma suna bayyana aikin na'urar a ƙarƙashin ƙayyadaddun yanayi.

• Karfin Haske (Ie):Ma'auni mai mahimmanci na aiki. A daidaitaccen kwararar tuƙi na 20mA, matsakaicin karfin haske shine 5.6 mW/sr. A ƙarƙashin aikin bugun jini mai yawan kwarara (100mA, 1A), fitarwa yana ƙaruwa sosai zuwa 38 mW/sr da 350 mW/sr bi da bi, yana ba da damar aikace-aikacen bugun jini mai nisa ko mai haske.
• Kololuwar Tsawon Zango (λp):940 nm (na yau da kullun). Wannan yana cikin kewayon infrared na kusa, wanda idon ɗan adam ba zai iya gani ba amma ana iya gano shi da kyau ta hanyar firikwensin silicon.
• Bandwidth na Spectral (Δλ):Kimanin 45 nm. Wannan yana bayyana faɗin hasken da aka fitar a kusa da kololuwar tsawon zango.
• Wutar Lantarki ta Gaba (VF):Yawanci 1.2V a 20mA, yana ƙaruwa tare da kwarara. Wannan ƙarancin wutar lantarki yana ba da gudummawa ga ƙarancin amfani da wutar lantarki a cikin ƙira.
• Kusurwar Dubawa (2θ1/2):Digiri 35. Wannan shine faɗaɗawar kusurwar da karfin haske ya faɗi zuwa rabin ƙimar kololuwar sa, yana bayyana tsarin katako.

3. Bayanin Tsarin Binning

Takardar bayanan ta haɗa da tsarin binning na karfin haske. Ana rarraba LED ɗin zuwa ƙungiyoyi (K, L, M, N) dangane da abin da aka auna a IF=20mA. Misali, kwandon 'L' yana da mafi ƙarancin ƙarfi na 5.6 mW/sr kuma matsakaici na 8.9 mW/sr. Wannan yana ba masu ƙira damar zaɓar sassa tare da tabbataccen matakan aiki mafi ƙanƙanta don daidaitaccen yanayin tsarin. Takardar bayanan ba ta nuna binning don tsawon zango ko wutar lantarki ta gaba don wannan takamaiman lambar sashi ba.

4. Bincike na Lanƙwasa Aiki

Takardar bayanan tana ba da lanƙwasa halaye da yawa waɗanda ke da mahimmanci don ƙira.

4.1 Kwararar Gaba vs. Yanayin Yanayi (Hoto 1)

Wannan lanƙwasa yana nuna yadda matsakaicin kwararar gaba da aka yarda da ita ke raguwa yayin da yanayin yanayi ya ƙaru sama da 25°C. Dole ne masu ƙira su yi amfani da wannan jadawali don tabbatar da cewa kwararar aiki ba ta wuce iyakar aminci a matsakaicin yanayin yanayi na aikace-aikacen ba.

4.2 Rarraba Spectral (Hoto 2)

Yana kwatanta ikon haske na dangi a matsayin aikin tsawon zango, wanda ke tsakiya a kusa da kololuwar 940nm tare da ƙayyadadden bandwidth na ~45nm.

4.3 Kololuwar Tsawon Zango na Fitowa vs. Zazzabi (Hoto 3)

Yana nuna canjin kololuwar tsawon zango tare da canje-canje a yanayin yanayi (don haka haɗin gwiwa). Wannan yana da mahimmanci ga aikace-aikacen inda daidaitaccen daidaitawar spectral tare da na'urar gano yake da mahimmanci.

4.4 Kwararar Gaba vs. Wutar Lantarki ta Gaba (Lanƙwasa IV) (Hoto 4)

Yana nuna alaƙar da ba ta layi tsakanin kwarara da wutar lantarki. Lanƙwasa yana da mahimmanci don ƙirar da'irar iyakance kwarara (misali, lissafin resistor na jerin).

4.5 Ƙarfin Dangi vs. Kwararar Gaba (Hoto 5)

Yana nuna cewa fitarwar haske ba ta daidaita daidai da kwarara ba, musamman a manyan kwararar da inganci zai iya raguwa saboda dumama da sauran tasiri.

4.6 Ƙarfin Haske na Dangi vs. Matsawar Kusurwa (Hoto 6)

Wannan shine tsarin radiation na sarari, yana nuna kusurwar dubawa na digiri 35 a hoto. Yana da mahimmanci ga ƙirar gani don tabbatar da daidaitaccen daidaitawa da ɗaukar hoto.

5. Bayanin Injiniya da Garken

5.1 Girman Garken

Na'urar tana amfani da daidaitaccen garken zagaye na T-1 (3mm). Cikakken zanen injiniya a cikin takardar bayanan yana ba da duk mahimman girma ciki har da diamita na jiki (3.0mm na yau da kullun), tazarar jagora (2.54mm), da diamita na jagora. Ana iya jurewa yawanci ±0.25mm sai dai idan an faɗi akasin haka. Kayan garken filastik ne mai launin shuɗi, wanda ke aiki azaman tacewa da aka gina a ciki.

5.2 Gano Polarity

Jagoran da ya fi tsayi shine anode (+), kuma ɗan gajeren jagora shine cathode (-). Wannan shine daidaitaccen al'ada don LED. Bangaren lebur a gefen garken kuma na iya nuna gefen cathode.

6. Jagororin Solder da Taro

• Zazzabin Solder:Matsakaicin zazzabin solder shine 260°C.
• Lokacin Solder:Kada a fallasa jagororin zuwa yanayin zazzabin solder sama da 260°C na fiye da dakika 5.
• Sarrafa Gabaɗaya:Ya kamata a kiyaye ƙa'idodin ESD (Fitar da Lantarki Mai Tsanani) yayin sarrafawa da taro don hana lalata haɗin gwiwar semiconductor.
• Yanayin Ajiya:Ya kamata a adana na'urar a cikin ƙayyadadden kewayon zazzabi na -40°C zuwa +85°C a cikin yanayi mai bushewa.

7. Bayanin Tattarawa da Oda

7.1 Ƙayyadaddun Tattarawa

Yawanci ana tattara LED ɗin a cikin jakunkuna (200-1000 guda kowace jaka). Ana sanya jakunkuna huɗu a cikin akwati, kuma akwatuna goma sun zama katanga ɗaya.

7.2 Bayanin Alamar

Alamar da ke kan marufi ta haɗa da mahimman bayanai kamar Lambar Sashi (P/N), yawa (QTY), matsayi/kwandon (CAT), kololuwar tsawon zango (HUE), lambar kuri'a (LOT No.), da lambar tunani. Wannan bin diddigin yana da mahimmanci don sarrafa inganci.

8. Shawarwari na Aikace-aikace

8.1 Da'irori na Aikace-aikacen Yau da Kullun

A cikin da'irar asali, ana tuƙi LED ta hanyar tushen wutar lantarki ta hanyar resistor mai iyakance kwarara. Ana ƙididdige ƙimar resistor (R) ta amfani da Dokar Ohm: R = (Vcc - Vf) / If, inda Vcc shine wutar lantarki, Vf shine wutar lantarki ta gaba na LED (misali, 1.2V a 20mA), kuma If shine kwararar gaba da ake so. Don aikin bugun jini (misali, a cikin na'urorin sarrafa nesa), yawanci ana amfani da maɓalli na transistor don samar da babban kololuwar kwarara (har zuwa 1A) daga capacitor kai tsaye ko kai tsaye daga tushen wutar lantarki.

8.2 Abubuwan da ake la'akari da ƙira

• Tuƙin Kwarara:Koyaushe tuƙi LED tare da kwararar da aka sarrafa, ba wutar lantarki mai ƙayyadadden ba. Yi amfani da resistor na jerin ko direba na kwarara akai-akai.
• Gudanar da Zafin Jiki:Duk da yake garken yana da ƙarancin juriya na zafi, ci gaba da aiki a manyan kwararar (yana kusanci 100mA) ko a cikin yanayin yanayi mai zafi yana buƙatar la'akari da lanƙwasa raguwa don guje wa dumama.
• Daidaitawar Gani:Kusurwar dubawa na digiri 35 tana buƙatar daidaitaccen daidaitawa tare da firikwensin mai karɓa don mafi kyawun ƙarfin sigina. Ana iya amfani da ruwan tabarau ko masu nuni don gyara tsarin katako idan an buƙata.
• Hayaniyar Wutar Lantarki:A cikin aikace-aikacen gano analog masu mahimmanci, tabbatar da cewa da'irar direban LED ba ta shigo da hayaniyar lantarki da za ta iya tsoma baki tare da raunin sigina daga na'urar gano ba.

9. Kwatancen Fasaha da Bambance-bambance

Bambance-bambancen farko na IR204-A shine haɗin garken 3mm na yau da kullun, babban karfin haske na bugun jini (har zuwa 350 mW/sr), da ƙayyadadden tsawon zango na 940nm. Idan aka kwatanta da LED ɗin infrared na gabaɗaya, yana ba da tabbataccen mafi ƙarancin aiki (ta hanyar binning) da kuma bin ka'idojin muhalli na zamani. Kayan chip ɗin GaAlAs na daidaitacce ne don fitar da infrared mai inganci.

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

10.1 Zan iya tuƙi wannan LED kai tsaye daga fil ɗin microcontroller na 5V ko 3.3V?

A'a, ba kai tsaye ba.Fil ɗin microcontroller yawanci ba zai iya samar da 20mA akai-akai ba (duba takardar bayanan MCU ɗinku), kuma tabbas ba zai iya samar da kololuwar kwarara na 1A ba. Mafi mahimmanci, dole ne ku yi amfani da resistor na jerin don iyakance kwarara zuwa ƙimar da ake so (misali, 20mA). Ana buƙatar transistor (BJT ko MOSFET) don sauya manyan kwararar da ake buƙata don LED.

10.2 Me yasa karfin haske ya fi girma sosai a ƙarƙashin yanayin bugun jini?

Matsakaicin ƙimar bugun jini (100mA, 1A) yana ba da damar tuƙi haɗin gwiwa tare da ƙarin kwarara na ɗan gajeren lokaci. Wannan yana haifar da ƙarin haske ba tare da haifar da matsakaicin zafin haɗin gwiwa ya tashi zuwa matakan lalata ba, saboda yawan zafin jiki na guntu da garken yana da lokaci don yin sanyi tsakanin bugun jini. Wannan yana da kyau ga sadarwar fashewa kamar sarrafa nesa.

10.3 Me ake nufi da \"daidaitawa da phototransistor a cikin bakan?\"

Phototransistors na tushen silicon da photodiodes suna da mafi girman hankali a yankin infrared na kusa, kusan 800-900nm. Fitowar IR204-A na 940nm ya faɗo cikin wannan babban band ɗin hankali, yana tabbatar da cewa mai gano yana karɓar sigina mai ƙarfi, wanda ke inganta ma'aunin sigina zuwa amo da kuma nisan aiki na tsarin.

11. Ƙirar Aiki da Shari'ar Amfani

Shari'a: Mai Watsa Sarrafa Nesa Infrared Mai Sauƙi.Amfani na gama gari shine a cikin sarrafa nesa na TV. Microcontroller yana samar da lambar dijital da aka daidaita (misali, 38kHz mai ɗaukar hoto). Wannan sigina yana tuƙi tushen transistor. Transistor yana canza kwararar mai tattarawa ta hanyar IR204-A. Capacitor kusa da LED na iya samar da ɗan gajeren bugun jini mai yawan kwarara (har zuwa 100mA ko fiye) da ake buƙata don sigina mai ƙarfi. Ana buga LED a mitar 38kHz. Hasken 940nm ba a iya gani ba, kuma babban ƙarfin bugun jini yana ba da damar sigina ya yi tunani daga bango kuma har yanzu ana iya gano shi ta mai karɓa a ɗakin. Ƙarancin wutar lantarki na gaba yana taimakawa wajen adana wutar baturi.

12. Gabatarwar Ka'ida

Diode mai fitar da hasken Infrared (IR LED) diode ne na haɗin gwiwar p-n semiconductor. Lokacin da aka yi amfani da wutar lantarki ta gaba, electrons daga yankin n da ramuka daga yankin p ana shigar da su cikin yankin haɗin gwiwa. Lokacin da waɗannan masu ɗaukar caji suka sake haɗuwa, suna sakin makamashi. A cikin wannan takamaiman na'urar, an zaɓi kayan semiconductor (Gallium Aluminum Arsenide - GaAlAs) ta yadda wannan makamashin ya saki da farko a matsayin photons na haske a cikin bakan infrared (tsawon zango na 940 nanometers). Garken filastik shudi yana aiki azaman tacewa, mai yuwuwa yana toshe wasu hasken da ake iya gani kuma yana iya zama ruwan tabarau don siffata katako na fitarwa.

13. Trends na Ci gaba

Trends a cikin fasahar infrared LED sun haɗa da haɓaka na'urori tare da mafi girman ingancin bangon toshe (ƙarin fitarwar haske a kowace watt na lantarki), wanda ke ba da damar tsawon rayuwar baturi ko tsayin nisa. Har ila yau, ana ci gaba da aiki don samar da LED tare da ƙunƙun bandwidth na bakan don aikace-aikacen da ke buƙatar sarrafa tsawon zango daidai da rage hankali ga hayaniyar hasken yanayi. Haɗa LED tare da direba IC ko mai gano hoto cikin kundi ɗaya wani trend ne, yana sauƙaƙa ƙirar tsarin. Turawa don mafi girman yawan wutar lantarki a cikin ƙananan fakiti yana ci gaba, tare da turawa masana'antu na duniya don cikakken biyayya ga ka'idojin muhalli da aminci.