Bayanin Fasaha na HIR-S06-P120/L649-P03/TR LED Infrared Mai Ƙarfi - 850nm - 3.45V - 1A - 890mW - Kunshin SMD

1. Bayanin Samfur

HIR-S06-P120/L649-P03/TR LED infrared (IR) ne mai ƙarfi wanda aka tsara don aikace-aikacen da ke buƙatar hasken infrared mai ƙarfi da inganci. Na'urar SMD ce da ke cikin ƙaramin kunshi mai lebur tare da ruwan tabarau na epoxy mai tsabta. Babban aikinta shine fitar da hasken infrared a tsayin raƙuman raƙuman 850 nanometers (nm), wanda ya dace daidai da saurin karɓar na'urorin gano haske na silicon kamar photodiode da phototransistor. Babban fa'idodinsa sun haɗa da fitar da haske mai ƙarfi daga ƙaramin siffa, bin ka'idojin muhalli (RoHS, REACH, Ba tare da Halogen ba), da kuma dacewa da tsarin haɗawa ta atomatik.

1.1 Siffofi da Aikace-aikace Masu Muhimmanci

Na'urar tana da inganci da ƙaramin girman kunshi. Siffofi masu mahimmanci sun haɗa da tsayin raƙuman raƙuman (λp) na 850 nm, dacewa da fasahar haɗawa ta saman (SMT), da bin ka'idojin ba tare da gubar ba, EU REACH, da ka'idojin ba tare da halogen ba (Br < 900ppm, Cl < 900ppm, Br+Cl < 1500ppm). Haka kuma tana ba da ƙarfin juriya na cire wutar lantarki (ESD) na 2kV. Kasuwanni da aikace-aikacen da aka yi niyya su ne tsarin da ke buƙatar hasken da ba a iya gani ba don yin hoto ko ji. Aikace-aikacen da aka fi sani shine azaman tushen hasken infrared na kyamarorin CCD, inda yake ba da hasken da ake buƙata don hangen nesa na dare ko yin hoto cikin duhu. Haka kuma ya dace da sauran tsarin infrared daban-daban, kamar tsarin tsaro, na'urar gani na inji, na'urori masu gano kusanci, da kuma maɓallan haske.

2. Zurfin Binciken Sigogi na Fasaha

Wannan sashe yana ba da cikakken bincike na halayen lantarki, na gani, da na zafi na na'urar kamar yadda aka ayyana a cikin bayanin bayanan.

2.1 Matsakaicin Matsakaicin Matsakaici

Matsakaicin Matsakaicin Matsakaici yana ayyana iyakokin damuwa waɗanda za su iya haifar da lalacewa na dindindin ga na'urar. Ba za a taɓa wuce waɗannan ƙimar yayin aiki ba. Ga HIR-S06-P120/L649-P03/TR, iyakoki masu mahimmanci sune:

• Ci gaba da Halin Yanzu na Gaba (IF):1000 mA. Wannan shine matsakaicin halin yanzu na DC wanda za'a iya wucewa ta LED a ci gaba.
• Ƙarfin Wutar Juyawa (VR):5 V. Yin amfani da ƙarfin wutar juyawa da ya wuce wannan ƙimar na iya haifar da rushewar haɗin gwiwa.
• Yanayin Zafin Aiki (Topr):-40°C zuwa +100°C. Kewayon yanayin zafi wanda aka tsara na'urar don yin aiki a cikinsa.
• Yanayin Zafin Ajiya (Tstg):-40°C zuwa +100°C. Kewayon zafin jiki don ajiyar da ba ta aiki ba.
• Yanayin Zafin Haɗin gwiwa (Tj):115°C. Matsakaicin yanayin zafi da aka yarda a haɗin gwiwar semiconductor kanta.
• Rushewar Wutar lantarki (Pd):3 W a IF=700mA. Wannan yana nuna matsakaicin wutar lantarki da kunshin zai iya watsawa azaman zafi a ƙarƙashin takamaiman yanayin gwaji. Bayanan bayanan suna ba da shawarar ƙara na'urar sanyaya zafi ga wannan na'urar don sarrafa nauyin zafi yadda ya kamata da hana wuce iyakar yanayin zafin haɗin gwiwa.

2.2 Halayen Lantarki da Na Gani

Waɗannan sigogi, waɗanda aka auna a daidaitaccen yanayin zafi na 25°C, suna ayyana aikin na'urar a ƙarƙashin yanayin aiki na yau da kullun. Ana gabatar da ƙimomin a matsayin Mafi ƙarancin, Na yau da kullun, da Matsakaici.

• Jimlar Ƙarfin Hasken da aka fitar (Po):Wannan shine jimlar ƙarfin hasken da LED ke fitarwa a kowane bangare, wanda aka auna a milliwatts (mW). Ƙimar da aka saba da ita tana ƙaruwa tare da halin yanzu na tuƙi: 340 mW a 350 mA, 650 mW a 700 mA, da 890 mW a 1 A. Wannan yana nuna ƙarfin ƙarfin na'urar.
• Ƙarfin Hasken da aka fitar (Ie):An auna shi a cikin mW/sr (milliwatts kowace steradian), wannan shine ƙarfin hasken da ake fitarwa kowace kusurwar ƙarfi. Ma'auni ne na hasken LED a wani takamaiman shugabanci. Ƙimomin da aka saba da su sune 115 mW/sr (350 mA), 220 mW/sr (700 mA), da 290 mW/sr (1 A).
• Tsayin Raƙuman Raƙuman (λp):850 nm (na yau da kullun). Wannan shine tsayin raƙuman raƙuman lokacin da ƙarfin fitarwa na gani ya kasance a matsakaicinsa. 850nm tsayin raƙuman raƙuman gama gari ne don hasken IR saboda ba a iya ganinsa da idon ɗan adam amma ana ganinsa sosai ta na'urorin silicon da yawancin na'urori masu ɗaukar hoto na kyamara.
• Faɗin Bakan Raƙuman ruwa (Δλ):25 nm (na yau da kullun). Wannan yana ayyana kewayon tsayin raƙuman raƙuman da ake fitarwa, yawanci ana auna shi a rabin matsakaicin ƙarfi (Cikakken Faɗi a Rabin Matsakaici - FWHM). Faɗin bakan na 25nm yana nuna ƙaramin fitarwa na bakan da ke kewaye da 850nm.
• Ƙarfin Wutar Gaba (VF):Ragewar wutar lantarki a kan LED lokacin da halin yanzu ke gudana. Yana ƙaruwa tare da halin yanzu: 3.10 V (350 mA), 3.25 V (700 mA), 3.45 V (1 A). Wannan yana da mahimmanci ga ƙirar da'irar tuƙi.
• Halin Yanzu na Juyawa (IR):Matsakaicin 10 μA a VR=5V. Wannan shine ƙaramin halin yanzu na ɓarna wanda ke gudana lokacin da aka sanya na'urar a cikin juyawa a cikin matsakaicin ƙimarta.
• Kusurwar Dubawa (2θ1/2):Digiri 120 (na yau da kullun). Wannan shine cikakken kusurwar inda ƙarfin hasken ya ragu zuwa rabin matsakaicin ƙimarsa (a kan-axis). Kusurwar digiri 120 tana nuna tsarin haske mai faɗi sosai, wanda ya dace da hasken yanki mai faɗi.

3. Binciken Lanƙwan Aiki

Bayanan bayanan suna nuni zuwa lanƙwan aiki na yau da kullun waɗanda ke da mahimmanci don fahimtar halayen na'urar a ƙarƙashin yanayin da ba daidai ba.

3.1 Halin Yanzu na Gaba vs. Ƙarfin Wutar Gaba (Lanƙwan IV)

Wannan jadawali (Fig.1) yana nuna alaƙar da ke tsakanin halin yanzu da ke gudana ta LED (IF) da ƙarfin wutar lantarki a cikinta (VF). Ba layi daya bane. Lanƙwan yana ba masu ƙira damar tantance ƙarfin wutar lantarki na aiki don wani takamaiman halin yanzu na tuƙi, wanda ke da mahimmanci don zaɓar resistor mai iyakance halin yanzu ko ƙirar direba mai tsayayyen halin yanzu. Ƙarfin wutar lantarki zai sami ƙimar zafi mara kyau, ma'ana yana raguwa kaɗan yayin da yanayin zafin haɗin gwiwa ya tashi.

3.2 Halin Yanzu na Gaba vs. Ƙarfin Hasken da aka fitar / Jimlar Wutar lantarki

Waɗannan jadawalai (Fig.2 & Fig.3) suna zana fitarwa na gani (ko dai ƙarfi ko jimlar wutar lantarki) akan halin yanzu na gaba. Yawanci suna nuna alaƙar ƙasa da layi; Fitarwa na gani yana ƙaruwa tare da halin yanzu amma inganci (fitarwa kowace watt na shigarwa) na iya raguwa a halin yanzu mai yawa saboda ƙaruwar tasirin zafi da raguwa. Binciken waɗannan lanƙwan yana taimakawa wajen zaɓar mafi kyawun wurin aiki wanda ke daidaita ƙarfin fitarwa tare da inganci da tsawon rayuwar na'urar.

4. Bayanin Injiniya da Kunshi

4.1 Girman Kunshi da Zane

Ana ba da na'urar a cikin kunshin SMD. Zane-zanen girma yana ƙayyadad da ainihin tsayi, faɗi, tsayi, tazarar jagora, da lissafin ruwan tabarau. Muhimman bayanai daga bayanan bayanan: duk girma suna cikin millimeters, tare da ƙimar saba na ±0.1mm sai dai idan an faɗi akasin haka. An ba da gargadi mai mahimmanci na sarrafawa:Kada ku sarrafa na'urar ta ruwan tabarau.Yin amfani da ƙarfi ga ruwan tabarau na iya haifar da gazawar injiniya na kunshi.

4.2 Gano Polarity da Sawun Dafa

Zanen kunshi yana nuna filayen cathode da anode a sarari. Dole ne a kiyaye daidaitaccen polarity yayin shimfidar PCB da haɗawa. Shimfidar gidan gwangwani da aka ba da shawarar (tsarin ƙasa) yawanci ana samun su daga girman kunshi don tabbatar da ingantaccen gwangwani da ƙarfin injiniya.

5. Jagororin Gwangwani da Haɗawa

A matsayin na'urar SMT, an yi niyya don hanyoyin gwangwani na sake kunnawa. Duk da yake takamaiman sigogin bayyanar sake kunnawa (dumi-dumi, jiƙa, kololuwar zafin sake kunnawa, lokacin da ya wuce ruwa) ba a yi cikakken bayani ba a cikin wannan ɓangaren, gabaɗaya za su bi bayyanar daidaitattun bayyanar don irin waɗannan abubuwan da aka kunna na filastik, yawanci tare da matsakaicin zafin jiki wanda bai wuce 260°C ba. Bin ka'idojin ba tare da gubar da halogen ba yana nuna dacewa ga hanyoyin masana'antu na zamani, masu dacewa da muhalli. Shawarar ajiya ta yi daidai da kewayon yanayin zafin aiki (-40°C zuwa +100°C), kuma ya kamata a kiyaye na'urori a cikin kunshinsu mai hana danshi har sai an yi amfani da su.

6. Bayanin Kunshi da Oda

6.1 Ƙayyadaddun Reel da Teep

Ana ba da na'urar akan teep ɗin mai ɗaukar kaya a cikin reels don haɗawa ta atomatik. An ƙayyade girman teep ɗin mai ɗaukar kaya. Kowace reel tana ƙunshe da guda 2000. Hakanan an nuna shugabanci na buɗewa akan zane don tabbatar da saitin injin da ya dace.

6.2 Kunshi Mai Hana Danshi

Ana jigilar abubuwan a cikin jakunkunan hana danshi na aluminum waɗanda ke ƙunshe da abin bushewa don sarrafa danshi. Jakar ta ƙunshi lakabi tare da mahimman bayanai. Duk da yake an jera takamaiman filayen lakabi (kamar CPN, P/N, QTY, CAT, HUE, REF, LOT No.), bayanan bayanan sun lura cewa lambar sashi HIR-S06-P120/L649-P03/TR ba ta bayyana tana amfani da cikakken tsarin bin don ƙarfi, tsayin raƙuman raƙuman, ko ƙarfin wutar lantarki a cikin wannan takarda ba, saboda duk ƙimomin da aka saba da su an jera su ba tare da lambobin matsayi ba. Ana gano samfurin ta cikakken lambar sashi.

7. Shawarwari na Aikace-aikace da Abubuwan Ƙira

7.1 Yanayin Aikace-aikace na Yau da Kullun

Babban aikace-aikacen shine hasken kyamarorin CCD/CMOS a cikin yanayi mara haske ko babu haske, yana ba da damar aikin hangen nesa na dare a cikin kyamarorin tsaro, tsarin motoci, da na'urorin masu amfani. Sauran aikace-aikacen sun haɗa da hasken infrared mai aiki don gano kusanci da kasancewa, masu ɓoye haske, watsa bayanai a kan tazara gajere (aikace-aikacen IrDA), da ƙidaya ko rarraba abu a cikin sarrafa kai ta masana'antu.

7.2 Muhimman Abubuwan Ƙira

• Gudanar da Zafi:Wannan yana da mahimmanci ga LED mai ƙarfi. Bayanan bayanan suna ba da shawarar amfani da na'urar sanyaya zafi a sarari. Shimfidar PCB ya kamata ta ƙunshi isassun ramukan zafi da yankin tagulla da aka haɗa zuwa filin zafin LED (idan akwai) ko jagororin don fitar da zafi daga haɗin gwiwa. Wuce Tj=115°C zai rage tsawon rayuwa sosai kuma zai iya haifar da gazawar nan take.
• Da'irar Tuƙi:LEDs na'urori ne masu tuƙi na halin yanzu. Ana ba da shawarar direba mai tsayayyen halin yanzu sosai don tabbatar da ingantaccen fitarwa na gani da hana guduwar zafi. Dole ne direba ya iya samar da har zuwa 1A yayin da yake mutunta buƙatun ƙarfin wutar gaba. Ya kamata a yi la'akari da kariya daga ƙarfin wutar juyawa.
• Ƙirar Gani:Faɗin kusurwar dubawa na digiri 120 yana ba da ɗaukar hoto mai faɗi. Don aikace-aikacen da ke buƙatar ƙarin haske mai mai da hankali, ana iya amfani da na'urorin gani na biyu (ruwan tabarau). Ruwan tabarau mai tsabta ya dace da tsayin raƙuman raƙuman 850nm.
• Kariya ta ESD:Duk da yake an ƙididdige shi don ESD na 2kV, ya kamata a bi matakan kariya na ESD na yau da kullun yayin haɗawa da haɗawa.

8. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da daidaitattun LED na IR masu ƙarancin wutar lantarki, babban abin da ya bambanta HIR-S06-P120/L649-P03/TR shine babban fitarwa mai ƙarfi (har zuwa 890mW) daga kunshin SMD. Wannan yana ba da damar haske mai haske ko ikon haskaka manyan wurare ko cimma tazara mai nisa. Tsayin raƙuman raƙuman 850nm ƙa'ida ce ta gama gari, tana ba da daidaito mai kyau tsakanin amsawar firikwensin silicon da rashin ganuwa. Idan aka kwatanta da LED na 940nm, 850nm sau da yawa yana haifar da jajayen haske a ƙarfin wutar lantarki mai yawa amma yana iya ba da mafi girman aiki tare da yawancin firikwensin silicon. Faɗin kusurwar dubawa fa'ida ce don hasken yanki amma yana iya zama lahani idan ana buƙatar ƙunƙuntaccen haske, inda na'urar tare da ƙunƙuntaccen kusurwar dubawa ko na'urorin gani na biyu zai fi kyau.

9. Tambayoyin da ake yawan yi (Dangane da Sigogi na Fasaha)

Q: Shin zan iya tuƙa wannan LED kai tsaye daga wadatar 5V tare da resistor kawai?

A: Mai yiwuwa, amma ana buƙatar lissafi mai kyau. A 1A da Vf=3.45V, resistor na jeri zai kasance (5V - 3.45V)/1A = 1.55 ohms, yana watsar da 1.55W. Wannan ba shi da inganci kuma yana haifar da zafi mai yawa a cikin resistor. Ana fifita direba mai tsayayyen halin yanzu sosai don aiki da aminci.

Q: Me yasa ake ba da shawarar na'urar sanyaya zafi duk da cewa yanayin zafin aiki ya kai 100°C?

A: Ƙimar 100°C na yanayin zafin iska (Ta) ne. Iyaka mai mahimmanci shine yanayin zafin haɗin gwiwa (Tj) na 115°C. Wutar lantarki da aka watsar (har zuwa ~3.45W a 1A) yana dumama haɗin gwiwa sama da yanayin zafin muhalli. Na'urar sanyaya zafi tana rage juriyar zafi tsakanin haɗin gwiwa da iska, yana kiyaye Tj a cikin iyakoki a babban ƙarfi da/ko babban Ta.

Q: Shin wannan LED ya dace da ci gaba da aiki 24/7?

A: Ee, muddin ba a wuce Matsakaicin Matsakaicin Matsakaici ba kuma an aiwatar da ingantaccen sarrafa zafi. Yin aiki a ko ƙasa da yanayin 700mA na yau da kullun tare da kyakkyawan na'urar sanyaya zafi zai zama wurin ƙira mai ra'ayin mazan jiya da aminci don ci gaba da aiki.

Q: Menene tsawon rayuwar wannan na'urar na yau da kullun?

A: Tsawon rayuwa (galibi ana ayyana shi azaman lokacin da fitarwa na haske ya ragu zuwa 70% na farko) ya dogara sosai akan yanayin aiki, musamman yanayin zafin haɗin gwiwa. Lokacin da ake aiki a cikin ƙayyadaddun bayanai tare da isasshen sanyaya, tsawon rayuwar dubunnan sa'o'i na yau da kullun ne ga irin waɗannan LED.

10. Misalin Amfani na Aiki

Halin Ƙira: Module na Kyamara na Tsaro na Hangen Nesa na Dare

Mai ƙira yana ƙirƙirar ƙaramin module na kyamara na tsaro don amfani a waje. Module ɗin ya ƙunshi firikwensin CCD kuma yana buƙatar hasken IR don aikin dare. An zaɓi HIR-S06-P120/L649-P03/TR saboda babban fitarwa da kunshin SMD. An shirya LED guda huɗu a kusa da ruwan tabarau na kyamara akan PCB. Takamaiman direba IC mai tsayayyen halin yanzu yana ba da 700mA ga kowane LED. An ƙera PCB tare da manyan yankuna na tagulla waɗanda aka haɗa su zuwa filayen LED ta hanyar ramukan zafi da yawa, kuma gidan kyamara gabaɗaya yana aiki azaman na'urar sanyaya zafi. Faɗin hasken digiri 120 na kowane LED ya mamaye don ƙirƙirar filin haske mai daidaito, mai faɗi wanda ya dace da filin duban kyamara. Tsayin raƙuman raƙuman 850nm yana tabbatar da kyakkyawan amsawar firikwensin yayin da ya kasance ba a iya ganinsa sosai.

11. Ka'idar Aiki

LED infrared diode ne na haɗin gwiwar semiconductor p-n. Lokacin da aka yi amfani da ƙarfin wutar 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, ana sakin makamashi. A cikin daidaitaccen LED, ana sakin wannan makamashi azaman photons (haske). Takamaiman tsayin raƙuman raƙuman hasken da aka fitar yana ƙaddara ta hanyar ƙarfin bandgap na kayan semiconductor. HIR-S06-P120/L649-P03/TR yana amfani da guntu na Gallium Aluminum Arsenide (GaAlAs), wanda ke da bandgap daidai da hasken infrared a kusan 850nm. Ruwan tabarau na epoxy mai tsabta yana rufe guntun, yana ba da kariyar injiniya, kuma yana siffanta hasken da aka fitar zuwa takamaiman kusurwar dubawa.

12. Trends na Fasaha da Mahallin

LED na infrared mai ƙarfi fasaha ce mai girma amma tana ci gaba. Trends sun haɗa da haɓaka ingancin bangon tarko (ƙarin fitarwa na haske kowace watt na lantarki), wanda ke rage nauyin zafi. Hakanan akwai yunƙurin zuwa mafi girman yawan wutar lantarki a cikin ƙananan kunshi, yana ba da fifiko mafi girma ga mafita na sarrafa zafi na ci gaba kamar haɗaɗɗun slugs na zafi ko ƙirar jujjuya guntu. Bukatar tana haifar da haɓaka a kasuwanni kamar mota (LiDAR, saka idanu direba), tsaro, da na'urar gani. Duk da yake 850nm ya kasance babban tsayin raƙuman raƙuman saboda dacewar firikwensin, akwai kuma babban amfani da 850nm don aikace-aikacen da ke buƙatar cikakkiyar rashin ganuwa (babu jajayen haske). Haɗa LED na IR tare da direbobi da firikwensin cikin cikakkun modules wani ci gaba ne na ci gaba, yana sauƙaƙa ƙira ga masu amfani na ƙarshe.