IR26-61C/L746/R/TR8 LED na Infrared Mai Duban Gefe - Zagaye 1.6mm - 1.25V - 940nm - 100mW - Takardar Fasaha ta Hausa

1. Bayanin Samfur

IR26-61C/L746/R/TR8 wani ƙaramin diode ne mai fitar da infrared (IR) mai duban gefe, wanda aka tsara don aikace-aikacen haɗawa da saman. Wannan na'urar tana cikin wani ƙaramin kunshi mai ƙarshen biyu da aka yi daga robobi masu tsabta kamar ruwa tare da ruwan tabarau mai siffar zagaye, wanda aka inganta don fitar da infrared mai inganci. Fitowar sa ta musamman ta dace da photodiodes na silicon da phototransistors, wanda ya sa ya zama tushe mai kyau don gano kusanci, gano abubuwa, da sauran tsarin infrared da ke buƙatar mai fitarwa mai aminci da ƙarami.

Muhimman fa'idodin wannan ɓangaren sun haɗa da ƙaramin siffarsa, aiki mai ƙarancin ƙarfin lantarki, da kuma dacewa mai kyau tare da na'urori masu gano silicon na yau da kullun. Ana ba da na'urar a kan tef mai nisan milimita 8 da aka nannade akan reels masu diamita inci 7, wanda ke sauƙaƙe hanyoyin haɗawa ta atomatik. Ya bi ka'idojin muhalli ciki har da RoHS, EU REACH, kuma ba shi da halogen.

1.1 Jagoran Zaɓin Na'ura

Ana gane na'urar ta lambar sashi IR26-61C/L746/R/TR8. Tana amfani da kayan chip na GaAlAs (Gallium Aluminum Arsenide), wanda shine semiconductor na yau da kullun don samar da hasken infrared. Ruwan tabarau yana da tsabta kamar ruwa, yana ba da damar mafi girman watsa hasken infrared da aka fitar ba tare da tacewa ko launi da zai iya rage siginar ba.

2. Zurfin Bincike Kan Sigogi na Fasaha

2.1 Matsakaicin Matsakaicin Matsayi

Waɗannan ƙididdiga suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Ba a ba da garantin aiki a ƙarƙashin waɗannan sharuɗɗan ba.

• Ci gaba da Halin Gaba (IF):65 mA. Wannan shine matsakaicin halin DC wanda za'a iya wucewa ta cikin LED a ci gaba.
• Ƙarfin Lantarki na Baya (VR):5 V. Yin amfani da ƙarfin lantarki na baya sama da wannan zai iya rushe haɗin LED.
• Yanayin Aiki & Ma'ajiyawa (Topr, Tstg):-40°C zuwa +100°C. An ƙididdige na'urar don faɗin zafin jiki na masana'antu.
• Zafin Solder (Tsol):260°C na matsakaicin dakika 5. Wannan yana ayyana matsakaicin juriyar bayanin sake kunnawa.
• Rushewar Wutar Lantarki (Pc):100 mW a ko ƙasa da zafin yanayi na 25°C. Wannan yana iyakance jimillar wutar lantarki da za a iya canzawa zuwa zafi a cikin kunshin.

2.2 Halayen Lantarki da Na'ura

An ƙayyade waɗannan sigogi a zafin yanayi (Ta) na 25°C kuma suna ayyana matsakaicin aikin na'urar a ƙarƙashin yanayin aiki na yau da kullun.

• Ƙarfin Haske (IE):Ƙarfin haske da ake fitarwa kowace raka'a mai ƙarfi. Matsakaicin ƙimomi sune 8.0 mW/sr a 20mA kuma suna iya kaiwa 40.0 mW/sr a ƙarƙashin aikin bugun jini a 100mA (faɗin bugun jini ≤100μs, zagayowar aiki ≤1%).
• Tsayin Raƙuman Kololuwa (λp):940 nm. Wannan shine tsayin raƙuman da LED ke fitar da mafi ƙarfin haske, wanda ya dace daidai da matsakaicin hankali na yawancin na'urori masu gano tushen silicon.
• Bandwidth na Spectral (Δλ):30 nm (na yau da kullun). Wannan yana nuna kewayon tsayin raƙuman da aka fitar, wanda ya ta'allaka a kusa da kololuwa.
• Ƙarfin Lantarki na Gaba (VF):Yawanci 1.25V tare da matsakaicin 1.50V a 20mA. A 100mA (bugun jini), yana tashi zuwa na yau da kullun 1.40V tare da matsakaicin 1.90V. Ƙarancin VF yana ba da gudummawa ga ingantaccen tsarin.
• Halin Baya (IR):Matsakaicin 10 μA a ƙarfin lantarki na baya na 5V, yana nuna ingancin haɗin gwiwa mai kyau.
• Kusurwar Dubawa (2θ1/2):Digiri 20. Wannan shine cikakken kusurwar da ƙarfin haske ke faɗuwa zuwa rabin matsakaicin ƙimarsa (a kan-axis), yana ayyana ƙunƙuntaccen katako mai jagora.

3. Bincike Kan Lankwalin Aiki

Takardar bayanan ta haɗa da lankwalan halaye da yawa waɗanda ke ba da zurfin fahimta game da halayen na'urar a ƙarƙashin yanayi daban-daban.

3.1 Halin Gaba vs. Zafin Yanayi

Wannan jadawalin yana nuna raguwar matsakaicin halin gaba da aka yarda yayin da zafin yanayi ke ƙaruwa. Don hana yin zafi da kuma tabbatar da aminci, dole ne a rage halin gaba lokacin aiki sama da 25°C. Lankwalan yawanci yana nuna raguwa mai layi daga ƙimar 65mA a 25°C zuwa sifili a matsakaicin zafin haɗin gwiwa.

3.2 Rarraba Spectral

Lankwalan fitarwa na spectral yana kwatanta ƙarfin haske mai dangi a tsawon raƙuman ruwa. Yana tabbatar da kololuwar 940nm da kusan bandwidth na 30nm, yana nuna rarraba kamar Gaussian na gama gari don tushen LED.

3.3 Ƙarfin Haske vs. Halin Gaba

Wannan makircin yana nuna alaƙa tsakanin halin tuƙi da fitowar haske. Gabaɗaya yana da layi a cikin ƙananan kewayon halin yanzu amma yana iya nuna alamun jikewa ko raguwar inganci a manyan halaye saboda zafi da sauran tasirin da ba na layi ba a cikin semiconductor.

3.4 Halin Gaba vs. Ƙarfin Lantarki na Gaba

Lankwalan halayen IV yana da mahimmanci don ƙirar da'ira. Yana nuna alaƙar ƙima ta yau da kullun na diode. Ƙayyadaddun ƙimar VF a 20mA da 100mA sune maki akan wannan lankwalan. Masu ƙira suna amfani da wannan don ƙididdige ƙimar resistor mai iyakance halin yanzu da ake buƙata don wani ƙarfin wutar lantarki.

3.5 Ƙarfin Haske Mai Dangi vs. Matsawar Kusurwa

Wannan makircin polar yana ayyana tsarin radiation ko bayanin katako na LED ta hanyar gani. Ga wannan na'urar mai duban gefe tare da kusurwar dubawa digiri 20, makircin zai nuna wani ɓangaren haske da aka fitar daidai da jirgin hawan, tare da ƙarfi yana faɗuwa da sauri a wajen rabin kusurwar ±10.

4. Bayanin Injiniya da Kunshi

4.1 Girman Kunshi da Polarity

LED kunshi ne mai zagaye 1.6mm. Cikakkun zane-zanen injiniya suna ba da ainihin girma don jiki, jagorori, da ruwan tabarau. An gano anode da cathode a fili a cikin zane. Hakanan ana ba da tsarin kushin solder da aka ba da shawarar (tsarin ƙasa) don tabbatar da haɗin injiniya da zafi daidai yayin haɗin PCB, yana rage damuwa akan ɓangaren.

4.2 Tef ɗin Carrier da Ƙayyadaddun Reel

An kunna na'urar don sanya atomatik. An ƙididdige girman tef ɗin mai ɗaukar kaya (girman aljihu, tsayi, da sauransu) da ƙayyadaddun reel (diamita inci 7, guda 1500 kowace reel) don tabbatar da dacewa da kayan aikin zaɓe da sanyawa na yau da kullun.

5. Jagororin Solder da Hada

5.1 Muhimman Abubuwan Kariya

• Kariya daga Wucewa da Halin Yanzu:Resistor mai iyakance halin yanzu na waje wajibi ne. Halayen IV na ƙima na LED yana nufin ƙaramin ƙaruwa a cikin ƙarfin lantarki zai iya haifar da babban ƙaruwa mai lalacewa a cikin halin yanzu.
• Ma'ajiyawa:Na'urar tana da hankali ga danshi (MSL). Dole ne a adana jakunkunan da ba a buɗe ba a ≤30°C da ≤90% RH kuma a yi amfani da su cikin shekara guda. Bayan buɗewa, dole ne a yi amfani da sassan cikin sa'o'i 168 (kwanaki 7) lokacin da aka adana a ≤30°C/≤70% RH. Wuce waɗannan iyakokin yana buƙatar gasa a 60±5°C na aƙalla awanni 24 kafin amfani.

5.2 Yanayin Solder

• Solder na Reflow:An yi la'akari da bayanin zafin jiki mara gubar. Kada a yi sake kunnawa fiye da sau biyu don guje wa lalacewar zafi ga kunshin robobi da haɗin waya.
• Solder na Hannu:Idan ya cancanta, yi amfani da zafin ƙarshen guntun solder ƙasa da 350°C na matsakaicin dakika 3 kowace tasha. Yi amfani da guntun ƙarfe mai ƙarfin 25W ko ƙasa da haka kuma ku ba da tazarar sanyi aƙalla dakika 2 tsakanin tashoshi.
• Gyara:Guɓewa gyara bayan solder. Idan ba zai yuwu ba, dole ne a yi amfani da guntun solder mai kai biyu don dumama tashoshi biyu lokaci guda, yana hana damuwar injiniya daga ɗaga kushin ɗaya yayin da ɗayan yake har yanzu an solder.

6. Bayanin Kunshi da Oda

Kunshi na ƙarshe ya haɗa da rufe reels a cikin jakunkunan kariya na aluminum tare da busassun abu. Alamar da ke kan jakar ta ƙunshi mahimman bayanai don gano asali da amfani: Lambar Sashen Abokin Ciniki (CPN), Lambar Sashen Masana'anta (P/N), Yawa (QTY), matakan aiki (CAT), tsayin raƙuman kololuwa (HUE), lambobin tunani, lambar kuri'a (LOT No.), da ƙasar asali.

7. Shawarwarin Aikace-aikace

7.1 Yanayin Aikace-aikace na Yau da Kullun

An tsara wannan LED na IR dontsarin infrared da aka yi amfani da su. Muhimman halayensa sun sa ya dace da:

• Gano Kusanci da Kasancewa:Haɗe tare da phototransistor ko photodiode don gano kasancewar ko rashin wani abu a cikin ɗan gajeren zango.
• Ƙidaya Abubuwa da Gano Gefuna:A cikin kayan aikin atomatik don ƙidaya abubuwa akan conveyor ko gano gefuna.
• Maɓallai na Gani da Masu Rufe Ƙira:Inda katakon infrared ya katse ta wani ɓangaren motsi don samar da siginar dijital.
• Watsa Bayanai na Gajeren Zango:A cikin sauƙaƙan hanyoyin sadarwa na IR (misali, masu sarrafa nesa, IRDA), ko da yake ƙunƙuntaccen katakonsa na iya buƙatar daidaitawa mai kyau.

7.2 Abubuwan Ƙira

• Da'irar Tuƙi:Koyaushe yi amfani da resistor na jerin don saita halin gaba. Ƙididdige ƙimar resistor kamar R = (Vcc - Vf) / If, inda Vcc shine ƙarfin wutar lantarki, Vf shine ƙarfin lantarki na gaba daga takardar bayanan (yi amfani da matsakaicin ƙima don ƙira mai aminci), kuma If shine halin gaba da ake so (misali, 20mA).
• Gudanar da Zafi:Don ci gaba da aiki kusa da matsakaicin ƙimar halin yanzu, yi la'akari da ikon shimfidar PCB don watsar da zafi daga kushin LED.
• Daidaituwar Gani:Kusurwar dubawa digiri 20 da kuma yanayin duban gefe suna buƙatar ingantaccen ƙirar injiniya don tabbatar da cewa katakon infrared yana jagorantar daidai zuwa ga na'urar gano.
• Kariya daga Hasken Yanayi:Don aikace-aikacen gano, yi la'akari da yin amfani da siginar IR da aka daidaita da kuma gano aiki tare a cikin mai karɓa don ƙin hayaniyar hasken yanayi, musamman daga tushe kamar hasken rana ko fitilun fluorescent waɗanda ke ɗauke da sassan IR.

8. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da LED na IR na saman-fitowa na yau da kullun, kunshin duban gefe yana ba da fa'idar injiniya ta musamman. Yana ba da damar fitar da katakon infrared a layi daya da saman PCB, wanda zai iya sauƙaƙa ƙirar hanyar gani a cikin aikace-aikacen da ke da ƙarancin sarari inda mai fitarwa da na'urar gano ke buƙatar sanyawa a cikin jirgin sama ɗaya, suna fuskantar juna a kan rata. Diamitansa na 1.6mm da ƙaramin bayaninsa sun sa ya zama ɗaya daga cikin ƙananan masu fitar da IR na SMD da ake samu, wanda ya dace da ƙananan na'urori. Haɗin fasahar chip na GaAlAs, tsayin raƙuman 940nm, da ruwan tabarau mai tsabta suna ba da inganci mai girma da dacewa mai kyau ga na'urori masu gano silicon ba tare da raguwar da aka haifar da launi (misali, shuɗi ko baki) ruwan tabarau na epoxy wanda wani lokaci ake amfani da su don toshe hasken da ake iya gani.

9. Tambayoyin da ake yawan yi (FAQ)

9.1 Menene manufar ruwan tabarau "mai tsabta kamar ruwa"?

Ruwan tabarau mai tsabta kamar ruwa yana da ƙaramin sha a cikin bakan da ake iya gani da infrared. Ga LED na IR, wannan yana ƙara matsakaicin watsa hasken infrared na 940nm daga cikin kunshin. Ba ya tace hasken da ake iya gani, amma tun da chip ɗin yana fitar da kusan IR kawai, ƙananan hasken da ake iya gani ana samarwa ko ta yaya.

9.2 Zan iya tuƙa wannan LED a 100mA a ci gaba?

A'a. An ƙayyade ƙimar 100mA don ƙarfin haske a ƙarƙashin yanayin bugun jini (faɗin bugun jini ≤100μs, zagayowar aiki ≤1%) don hana yin zafi mai yawa. Matsakaicinci gabahalin gaba (IF) shine 65 mA a 25°C, kuma dole ne a rage wannan a manyan yanayin zafi kamar yadda aka nuna a cikin lankwalan da ya dace.

9.3 Me ya sa lokacin ajiya yake da gajeren lokaci bayan buɗe jakar?

Kunshin robobi na sassan SMD na iya sha danshi daga iska. A lokacin solder mai zafi (reflow), wannan danshin da aka kama zai iya yin tururi da sauri, yana haifar da rabuwa na ciki, fashewa, ko "popcorning," wanda ke lalata na'urar. Rayuwar bene na sa'o'i 168 shine lokacin da aka ƙididdige ɓangaren don jurewa bayan fallasa zuwa wani matakin danshin yanayi kafin a buƙatar sake gasa.

9.4 Ta yaya zan gane anode da cathode?

Zanen kunshi a cikin takardar bayanan yana nuna gano jiki. Yawanci, wani jagora na iya zama alama (misali, wani tsaga, kore ɗigo, ko mafi tsayin jagora) ko kuma siffar mai nuna ciki na iya zama mara daidaituwa. Zanen zai nuna a fili wane gefe yayi daidai da anode da cathode.

10. Nazarin Shari'ar Ƙira mai Amfani

Yanayi:Ƙirar na'urar gano takarda don na'urar bugawa.

An ɗora IR26-61C/L746/R/TR8 a gefe ɗaya na hanyar takarda, yana fuskantar daidaitaccen phototransistor na silicon a gefe guda. Dukansu suna duban gefe, don haka katakonsu yana harbi a kwance a kan rata. Lokacin da babu takarda, katakon infrared ya kai ga na'urar gano, yana haifar da babban siginar. Lokacin da takarda ta wuce, tana toshe katakon, yana haifar da siginar na'urar gano ta faɗi. Ƙunƙuntaccen katako na digiri 20 yana taimakawa tabbatar da cewa na'urar gano tana amsa kawai ga abubuwa da ke cikin hanyar takarda kuma ba ta da tasiri sosai da karkataccen haske. Microcontroller yana tuƙi LED tare da halin yanzu na 20mA (wanda aka saita ta resistor) kuma yana karanta ƙarfin lantarki na analog daga mai tara phototransistor don tantance kasancewar takarda.Muhimman Ƙididdiga:

Yin amfani da wutar lantarki 5V kuma ana ɗauka matsakaicin Vf na 1.5V a 20mA, ƙimar resistor na jerin shine R = (5V - 1.5V) / 0.02A = 175 Ohms. Za a yi amfani da resistor na yau da kullun na 180 Ohm, wanda zai haifar da halin yanzu kusan 19.4mA.11. Ka'idar Aiki

Diode mai Fitowa da Hasken Infrared (IR LED) yana aiki bisa ka'idar electroluminescence a cikin haɗin p-n na semiconductor. Lokacin da aka yi amfani da ƙarfin lantarki na gaba, electrons daga kayan n-type da ramuka daga kayan p-type ana shigar da su cikin yankin haɗin gwiwa. Lokacin da waɗannan masu ɗaukar caji suka sake haɗuwa, suna sakin makamashi. A cikin kayan GaAlAs da aka yi amfani da su a cikin wannan LED, ana sakin wannan makamashi da farko a matsayin photons a cikin bakan infrared, musamman kusan nanomita 940. Kunshin duban gefe ya haɗa da ruwan tabarau na epoxy da aka yi da shi wanda ke siffanta hasken da aka fitar zuwa katako mai jagora tare da ƙayyadaddun kusurwar dubawa, yana haɓaka ingancin haɗawa a cikin tsarin da aka daidaita.

12. Trends na Fasaha

Fannin infrared optoelectronics yana ci gaba da haɓakawa. Trends masu dacewa da sassa kamar IR26-61C/L746/R/TR8 sun haɗa da:

Ƙara Ƙananan Girma:

• Ci gaba da buƙatar ƙananan na'urori masu auna firikwensin a cikin kayan lantarki na masu amfani (wayoyin hannu, abubuwan sawa) yana haifar da haɓaka ƙarin ƙananan kunshin masu fitar da IR.Mafi Girman Inganci:
• Ci gaba a cikin epitaxy na semiconductor da ƙirar chip yana nufin samar da ƙarin ƙarfin haske (ƙarfin haske) don shigar da lantarki iri ɗaya, inganta rayuwar baturin tsarin da kuma rabo siginar zuwa hayaniya.Haɗawa:
• Akwai wani yanayi zuwa haɗa mai fitar da IR, na'urar gano, kuma wani lokacin dabaru na sarrafawa cikin na'ura ɗaya ko kunshi, yana sauƙaƙa ƙira da haɗawa ga abokan ciniki na ƙarshe.Bambance-bambancen Tsayin Raƙuman Ruwa:
• Yayin da 940nm ya kasance daidaitaccen, sauran tsayin raƙuman ruwa kamar 850nm (sau da yawa ana iya gani a matsayin jajayen haske mai rauni) ko 1050nm ana amfani da su don takamaiman aikace-aikacen da ke buƙatar shigar da kayan daban-daban ko halayen ƙin hasken yanayi.While 940nm remains standard, other wavelengths like 850nm (often visible as a faint red glow) or 1050nm are used for specific applications requiring different material penetration or ambient light rejection characteristics.