LTE-3226 Mai Fitowar Haske IR - Takardar Bayanan Fasaha - Garken 5.0mm - Tsawon Zango 850nm - Ƙarfin Gaba 1.6V - Ragewar Wutar 120mW - Takardun Fasaha na Hausa

1. Bayanin Samfur

LTE-3226 wani na'ura ne mai fitar da hasken infrared (IR) wanda aka ƙera don aikace-aikacen da ke buƙatar saurin amsawa da fitar da haske mai ƙarfi. Babban fa'idodinsa sun haɗa da saurin aiki, fitar da wutar haske mai ƙarfi, dacewa da tsarin turawa mai bugun jini, da kuma garken da ke bayyana wanda ke sauƙaƙa daidaitawar haske. Ana amfani da wannan na'urar galibi a kasuwanni masu alaƙa da tsarin sarrafa nesa, masu sauya haske, na'urori masu auna ma'aunin masana'antu, da hanyoyin sadarwar bayanai na ɗan gajeren zango inda ake buƙatar siginar infrared mai dogaro.

2. Bincike Mai zurfi na Ma'auni na Fasaha

2.1 Madaidaicin Iyaka

Waɗannan ma'auni suna ayyana iyakokin matsin lamba wanda idan aka wuce su, na iya haifar da lalacewa ta dindindin ga na'urar. Ba a ba da shawarar aiki a ko kusa da waɗannan iyakokin na tsawon lokaci.

• Ragewar Wutar (P_D):120 mW. Wannan shine matsakaicin jimlar wutar da na'urar za ta iya ragewa a matsayin zafi a kowane yanayi na aiki a yanayin yanayi (T_A) na 25°C.
• Matsakaicin Ƙarfin Gaba (I_FP):1 A. Wannan babban ƙarfin kawai ana iya yarda da shi a ƙarƙashin takamaiman yanayi na bugun jini: faɗin bugun jini na 10 µs da kuma ƙimar maimaita bugun jini wanda bai wuce bugun jini 300 a cikin dakika guda ba (pps). Wannan ma'auni yana da mahimmanci ga aikace-aikace kamar siginar mai haske, ta ɗan gajeren lokaci.
• Ci gaba da Ƙarfin Gaba (I_F):60 mA. Wannan shine matsakaicin ƙarfin DC da za a iya amfani da shi akai-akai ga na'urar.
• Ƙarfin Baya (V_R):5 V. Wuce wannan ƙarfin a cikin hanyar baya na iya haifar da rushewar haɗin gwiwa.
• Kewayon Yanayin Aiki & Ajiya:-40°C zuwa +85°C. Wannan faɗin kewayon yana tabbatar da dogaro a cikin mawuyacin yanayin muhalli.
• Zazzabi na Solder na Jagora:260°C na dakika 6, ana auna 1.6mm daga jikin garken. Wannan yana ayyana jurewar yanayin zafi don hanyoyin haɗawa.

2.2 Halaye na Lantarki & Na Gani

Ana auna waɗannan ma'auni a T_A=25°C kuma suna ayyana matsakaicin aikin na'urar a ƙarƙashin takamaiman yanayin gwaji.

• Ƙarfin Haske (I_e):Muhimmin ma'auni na fitarwa na gani. Matsakaicin ƙimomin su ne 26 mW/sr a I_F=20mA da 65 mW/sr a I_F=50mA. Babban haɓaka tare da ƙarfin yana nuna iyawar na'urar don fitar da wutar lantarki mai ƙarfi.
• Matsakaicin Tsawon Zango na Fitowa (λ_P):850 nm (na al'ada). Wannan yana sanya na'urar a cikin bakan infrared na kusa, wanda ya fi dacewa da na'urori masu gano hasken silicon kuma ba a iya gani da idon ɗan adam fiye da gajerun zango.
• Rabin Faɗin Layin Bakan (Δλ):40 nm (na al'ada). Wannan yana nuna faɗin bakan na hasken da aka fitar.
• Ƙarfin Gaba (V_F):1.6 V (na al'ada), tare da matsakaicin 2.0 V a I_F=50mA. Wannan ƙaramin ƙarfin yana da amfani ga ƙirar da'irar ƙaramin wutar lantarki.
• Ƙarfin Baya (I_R):100 µA (matsakaici) a V_R=5V.
• Kusurwar Dubawa (2θ_1/2):Digiri 25 (na al'ada). Wannan shine cikakken kusurwar da ƙarfin haske ya faɗi zuwa rabin ƙimar kololuwar sa, yana ayyana yaduwar kusurwar katako.

3. Bincike na Lanƙwan Aiki

Takardar bayanai tana ba da wakilci na hoto da yawa na halayen na'urar, waɗanda ke da mahimmanci don inganta ƙira.

3.1 Rarraba Bakan (Hoto na 1)

Wannan lanƙwan yana nuna matsakaicin ƙarfin haske dangane da tsawon zango, wanda ke tsakiya a kusa da kololuwar 850nm tare da halayen rabin faɗi na 40nm. Yana tabbatar da cewa na'urar tana fitarwa a cikin band ɗin infrared da aka yi niyya.

3.2 Ƙarfin Gaba da Ƙarfin Gaba (Hoto na 3)

Wannan lanƙwan IV yana kwatanta alaƙar da ba ta da layi tsakanin ƙarfi da ƙarfin lantarki. Na al'ada V_Fna 1.6V a 50mA yana bayyana. Masu ƙira suna amfani da wannan don ƙididdige ƙimar resistor na jerin da kuma ragewar wutar lantarki a cikin LED.

3.3 Matsakaicin Ƙarfin Haske dangane da Ƙarfin Gaba (Hoto na 5)

Wannan jadawalin yana nuna babban haɓakar fitarwa na gani tare da ƙarfin turawa, yana tabbatar da amfani da aikin babban ƙarfin bugun jini (har zuwa ma'auni na kololuwar 1A) don cimma haske mai tsananin haske a take.

3.4 Matsakaicin Ƙarfin Haske dangane da Yanayin Yanayi (Hoto na 4)

Wannan lanƙwan yana nuna ƙimar zafi mara kyau na fitarwa na gani. Yayin da yanayin yanayi ya tashi, ƙarfin haske yana raguwa. Dole ne a yi la'akari da wannan a cikin ƙira da ke aiki a cikin cikakken kewayon zafin jiki don tabbatar da ƙarfin siginar daidai.

3.5 Jadawalin Radiation (Hoto na 6)

Wannan jadawalin polar yana wakiltar kusurwar dubawa na digiri 25 a zahiri, yana nuna rarraba sararin samaniya na hasken infrared da aka fitar. Yana da mahimmanci don ƙirar ruwan tabarau, masu haskakawa, da daidaita mai fitarwa tare da mai gano.

4. Bayanin Injiniya & Garkewa

4.1 Girman Garken

LTE-3226 yana zuwa a cikin daidaitaccen garken radial mai jagora 5.0mm tare da ruwan tabarau mai bayyanawa. Muhimman bayanan girma sun haɗa da: duk girma suna cikin milimita, tare da jurewar gabaɗaya na ±0.25mm; matsakaicin tsawaitawar resin a ƙarƙashin flange shine 1.5mm; kuma ana auna tazarar jagora a wurin da jagororin suka fita daga jikin garken.

4.2 Gano Polarity

Na'urar tana da gefe mai lebur a jikin garken, wanda galibi yana nuna jagoran cathode (maras kyau). Jagoran da ya fi tsayi shine galibi anode (mai kyau). Koyaushe a tabbatar da polarity kafin haɗawa don hana lalacewar karkatar da baya.

5. Jagororin Solder & Haɗawa

Bin ƙa'idodin solder yana da mahimmanci don dogaro. Madaidaicin ma'auni ya ayyana cewa za a iya sanya jagororin zuwa 260°C na dakika 6 lokacin da aka auna 1.6mm daga jikin garken. Wannan yana nuna cewa yayin solder na igiyar ruwa ko na hannu, yakamata a rage lokacin bayyanar zafi. Don sake sake solder, ana ba da shawarar bayanin martaba tare da matsakaicin zafin jiki ƙasa da 260°C don kasancewa cikin wannan iyaka. Tsawaitar bayyanar ga yanayin zafi mai zafi na iya lalata epoxy na ciki da kayan semiconductor.

6. Shawarwari na Aikace-aikace

6.1 Yanayin Aikace-aikace na Al'ada

• Masu Sarrafa Nesa na Infrared:Saurin gudu da ƙarfin sun sa ya dace don watsa bugun jini na bayanai da aka ƙirƙira.
• Masu Sauya Hasken Gani & Na'urori Masu Auna:Ana amfani da su wajen gano abu, ƙidaya, da hankalin matsayi lokacin da aka haɗa su tare da mai gano hoto.
• Hanyoyin Haɗin Bayanai na Masana'antu:Don sadarwar jerin ɗan gajeren zango, mara sauti a cikin yanayin hayaniyar lantarki.
• Tsarin Tsaro:A matsayin tushen haske da ba a iya gani ba don kyamarori masu hankali na IR.

6.2 Abubuwan La'akari na Ƙira

• Iyaka na Yanzu:Koyaushe yi amfani da resistor na jerin ko direba mai ƙarfi don iyakance ƙarfin gaba zuwa matakin da ake so (misali, 20mA, 50mA, ko bugun jini 1A), kar a haɗa kai tsaye zuwa tushen ƙarfin lantarki.
• Gudanar da Zafi:Duk da yake garken zai iya rage 120mW, yin aiki a babban ƙarfin ci gaba ko a cikin yanayin yanayi mai zafi na iya buƙatar la'akari da yanayin zafin jiki don kiyaye aiki da tsawon rai.
• Ƙirar Gani:Kusurwar dubawa na digiri 25 da garken bayyanawa suna ba da damar haɗawa cikin sauƙi tare da ruwan tabarau ko bututun haske don siffata katako don takamaiman aikace-aikace.
• Kariyar Da'ira:Yi la'akari da ƙara diode mai kariya mai karkatar da baya a layi daya idan da'irar ta fallasa LED ga yuwuwar jujjuyawar ƙarfin lantarki fiye da 5V.

7. Kwatanta Fasaha & Bambance-bambance

Idan aka kwatanta da daidaitattun LED na IR masu ƙaramin ƙarfi, mahimman bambance-bambancen LTE-3226 suneiyawar saurin gududafitarwa mai ƙarfi, musamman a ƙarƙashin yanayin bugun jini. Matsakaicin ma'auni na ƙarfin bugun jini na 1A ya fi na al'ada na LED na nuna alama na IR. Garken bayyanawa, sabanin wanda aka watsa ko mai launi, yana ba da katako mafi jagora da inganci, wanda ke da fa'ida ga aikace-aikacen da aka mayar da hankali. Tsawon zango na 850nm na daidaitaccen ma'auni, yana tabbatar da haɗin kai mai faɗi tare da masu gano silicon da masu karɓa.

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

Q: Shin zan iya turawa wannan LED tare da fil ɗin microcontroller na 5V kai tsaye?

A: A'a. Fil ɗin microcontroller na al'ada ba zai iya samar da 50-60mA akai-akai ba, kuma LED yana buƙatar iyakancewar ƙarfin. Dole ne ku yi amfani da mai sauya transistor (misali, BJT ko MOSFET) wanda fil ɗin MCU ke turawa, tare da resistor na jerin don saita ƙarfin LED dangane da ƙarfin wadata da V na LED_F.

Q: Menene bambanci tsakanin Ƙarfin Haske (mW/sr) da Abubuwan da ke faruwa na Haske na Budewa (mW/cm²)?

A: Ƙarfin Haske yana auna ƙarfin gani kowane kusurwa mai ƙarfi (steradian), yana bayyana yadda aka tattara katako. Abubuwan da ke faruwa na Haske na Budewa yana auna yawan ƙarfin da ke zuwa takamaiman yanki na farfajiya (cm²) a wani nisa da aka bayar. Na ƙarshe yana da amfani kai tsaye don ƙididdige matakin siginar akan mai gano da aka sani yanki.

Q: Ta yaya kusurwar dubawa na digiri 25 ke shafar ƙirar ta?

A: Yana ayyana yaduwar katako. Don aikace-aikacen dogon zango ko ƙunƙuntaccen katako, kuna iya buƙatar ruwan tabarau mai daidaitawa. Don ɗaukar hoto mai faɗi, kusurwar asali na iya isa, ko kuma ana iya amfani da mai watsawa.

9. Harka na Ƙira na Aiki

Yanayi: Ƙirar Beacon na Infrared na Dogon Zango.

Manufa: Ƙara iyakar ganowa don beacon mai bugun jini.

Hanyar Ƙira:

1. Da'irar Turawa:Yi amfani da mai sauya MOSFET wanda IC na lokaci ke sarrafa shi don buga LED a matsakaicin ma'auninsa: bugun jini na 1A tare da faɗin 10µs da ƙaramin aiki (misali, <0.3% a 300pps). Wannan yana ba da ƙarfin gani mai kololuwa wanda ya wuce aikin DC.

2. Saitin Yanzu:Ƙididdigar resistor na jerin: R = (V_wadata- V_F) / I_FP. Don wadata 5V da V_F~1.8V a babban ƙarfi, R = (5 - 1.8) / 1 = 3.2Ω. Yi amfani da 3.3Ω, resistor mai babban wattage.

3. Na'urorin Gani:Haɗa LED tare da ƙaramin ruwan tabarau mai daidaitawa don rage ingantacciyar kusurwar katako daga digiri 25 zuwa watakila digiri 5-10, tattara ƙarfin da aka fitar zuwa cikin ƙunƙuntaccen katako don ƙara ƙarfi a nesa.

4. Binciken Zafi:Ƙididdigar matsakaicin ƙarfi: P_avg= V_F* I_FP* aikin aiki. Tare da aikin aiki na 0.3%, P_avg≈ 1.8V * 1A * 0.003 = 5.4mW, yana cikin iyakar ragewar 120mW, yana tabbatar da rashun zafi.

10. Gabatarwar Ka'idar Aiki

LTE-3226 diode ne mai fitar da haske (LED). Aikinsa ya dogara ne akan electroluminescence a cikin haɗin gwiwar semiconductor p-n. Lokacin da aka sanya ƙarfin gaba wanda ya wuce yuwuwar da aka gina na haɗin gwiwa (kusan 1.6V don wannan kayan), electrons daga yankin n da ramuka daga yankin p ana shigar da su cikin yankin aiki. Lokacin da waɗannan masu ɗaukar caji suka sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman kayan semiconductor da aka yi amfani da su (galibi aluminum gallium arsenide - AlGaAs) suna ƙayyade tsawon zango na photons ɗin da aka fitar, wanda a wannan yanayin yana cikin kewayon infrared na 850nm. Garken epoxy bayyanawa yana aiki azaman ruwan tabarau, yana siffata katako na fitarwa.

11. Trends na Fasaha

A fagen masu fitar da infrared, gabaɗayan trends sun haɗa da:

Ƙara Ingantacciya:Haɓaka kayan da tsarin don samar da ƙarin ƙarfin gani (lumens ko radiant flux) kowace naúrar ƙarfin shigar da lantarki (watts), rage samar da zafi da amfani da makamashi.

Mafi Girman Sauri:Inganta don ƙimar gyare-gyare mai sauri don tallafawa mafi girman saurin watsa bayanai a aikace-aikacen sadarwar gani.

Ƙananan Girma:Matsawa zuwa garken na'urar da za a haɗa a saman (SMD) don haɗawa ta atomatik da ƙananan siffofi, ko da yake garkunan jagora na radial kamar 5mm sun kasance sananne don ƙirar ƙira da wasu aikace-aikace masu ƙarfi/na gado.

Bambance-bambancen Tsawon Zango:Duk da yake 850nm da 940nm ma'auni ne, ana haɓaka wasu tsawon zango don takamaiman aikace-aikacen hankali (misali, hankalin iskar gas, saka idanu na likitanci). LTE-3226, a matsayin na'urar 850nm, ya kasance babban ɓangaren saboda dacewarsa da masu gano silicon.