Bayanin Fasaha na LED SMD 22-21/GHC-YR1S2/2C - K'ore Mai Haske - 2.2x2.1mm - 3.3V - 20mA - Takardar Fasaha ta Hausa

1. Bayanin Samfurin

22-21/GHC-YR1S2/2C LED ne na haɗawa ta saman (SMD) wanda aka tsara don aikace-aikacen lantarki na zamani, masu ƙanƙanta. Wannan LED mai launin k'ore mai haske an gina shi ta amfani da fasahar guntu InGaN kuma an rufe shi da guduro mai tsabta kamar ruwa. Babban fa'idarsa ta ta'allaka ne a cikin ƙaramin girmansa, wanda ke ba da damar rage girman allon da'ira (PCB) sosai, ya ba da damar haɗa abubuwa da yawa, kuma yana taimakawa wajen rage girman kayan aikin mai amfani. Nauyin sauƙi na fakitin ya sa ya zama mafi dacewa don aikace-aikace masu ɗaukar hoto da waɗanda ke da ƙarancin sarari.

Samfurin ya cika daidai da ƙa'idodin muhalli da masana'antu na zamani. Ba shi da gubar (Pb-free), yana bin umarnin RoHS, yana bin ƙa'idodin EU REACH, kuma ya cika buƙatun rashin halogen (Br <900 ppm, Cl <900 ppm, Br+Cl < 1500 ppm). Ana ba da shi a cikin tef ɗin 8mm na ƙa'idar masana'antu akan reels masu diamita inci 7, wanda ya sa ya dace da kayan haɗawa ta atomatik kuma ya dace da hanyoyin siyar da guduro na infrared da na tururi.

2. Ƙayyadaddun Fasaha

2.1 Iyakar Ma'auni Mafi Girma

Waɗannan ma'auni suna ayyana iyakokin da wucewa da su zai iya haifar da lalacewa ta dindindin a na'urar. Ba a ba da garantin aiki a ƙarƙashin ko a waɗannan yanayi kuma ya kamata a guje su don ingantaccen aiki.

• Ƙarfin Wutar Lantarki na Baya (V_R):5 V
• Ci gaba da Gaba Gaba (I_F):25 mA
• Kololuwar Gaba Gaba (I_FP):100 mA (Duty Cycle 1/10 @ 1 kHz)
• Rushewar Wutar Lantarki (P_d):95 mW
• Fitowar Wutar Lantarki (ESD) Tsarin Jikin Mutum (HBM):150 V
• Kewayon Yanayin Zafin Aiki (T_opr):-40 °C zuwa +85 °C
• Kewayon Yanayin Zafin Ajiya (T_stg):-40 °C zuwa +90 °C
• Zafin Solder (T_sol):Reflow: 260 °C na dakika 10 mafi yawa; Solder na Hannu: 350 °C na dakika 3 mafi yawa.

2.2 Halayen Lantarki da Haske

Ana auna waɗannan sigogi a yanayin zafin muhalli (T_a) na 25 °C da daidaitaccen gaba gaba (I_F) na 20 mA, sai dai idan an faɗi. Suna ayyana yanayin aikin LED.

• Ƙarfin Hasken (I_v):Mafi ƙanƙanta 112 mcd, Ba a ƙayyade ƙimar al'ada ba, Mafi girma 285 mcd. Tolerancin: ±11%.
• Kusurwar Dubawa (2θ_1/2):Digiri 130 (na al'ada).
• Kololuwar Tsawon Tsawon (λ_p):518 nm (na al'ada).
• Mafi Rinjaye Tsawon Tsawon (λ_d):Mafi ƙanƙanta 520 nm, Mafi girma 535 nm. Tolerancin: ±1 nm.
• Faɗin Bakan (Δλ):35 nm (na al'ada).
• Ƙarfin Wutar Lantarki na Gaba (V_F):Mafi ƙanƙanta 2.7 V, Na al'ada 3.3 V, Mafi girma 3.7 V a I_F=20mA.
• Ƙarfin Wutar Lantarki na Baya (I_R):Mafi girma 50 μA a V_R=5V.

3. Tsarin Rarrabawa

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED ɗin zuwa kwandon shara bisa ƙarfin haske da tsayin tsayin da ya fi rinjaye.

3.1 Rarrabawar Ƙarfin Hasken

Ana rarraba LED ɗin zuwa matakan ƙarfi guda huɗu (R1, R2, S1, S2) wanda aka auna a I_F= 20 mA.

• R1:112 mcd zuwa 140 mcd
• R2:140 mcd zuwa 180 mcd
• S1:180 mcd zuwa 225 mcd
• S2:225 mcd zuwa 285 mcd

3.2 Rarrabawar Tsawon Tsawon Mafi Rinjaye

Ana rarraba LED ɗin zuwa matakan tsayin tsawon guda uku (X, Y, Z) wanda aka auna a I_F= 20 mA.

• X:520 nm zuwa 525 nm
• Y:525 nm zuwa 530 nm
• Z:530 nm zuwa 535 nm

4. Bincike na Lanƙwasa Aiki

Takardar bayanin tana ba da lanƙwasa halaye da yawa waɗanda ke da mahimmanci don ƙirar da'ira da sarrafa zafi. Waɗannan jadawalin suna nuna alaƙar tsakanin mahimman sigogi a ƙarƙashin yanayi daban-daban.

• Dangantakar Ƙarfin Hasken da Yanayin Zafin Muhalli:Wannan lanƙwasa tana nuna yadda fitar da haske ke raguwa yayin da zafin haɗuwa ya tashi. Dole ne masu ƙira su yi la'akari da wannan raguwa a cikin yanayin zafi mai girma.
• Dangantakar Ƙarfin Hasken da Gaba Gaba:Wannan jadawalin yana nuna alaƙar da ba ta da layi tsakanin gudun gudu da fitar da haske. Yin aiki sama da ƙarfin da aka ba da shawarar yana haifar da raguwar inganci da haɓaka tsufa.
• Ƙarfin Wutar Lantarki na Gaba da Gaba Gaba:Lanƙwasa IV tana da mahimmanci don zaɓar madaidaicin resistor mai iyakancewa. Na al'ada V_Fna 3.3V a 20mA mahimmin sigar ƙira ne.
• Gaba Gaba da Yanayin Zafin Muhalli:Wannan lanƙwasa ta raguwa tana nuna matsakaicin ƙarfin gaba da aka yarda a matsayin aikin yanayin zafin muhalli don ci gaba da kasancewa cikin iyakokin ɓarnar wutar lantarki.

5. Bayanin Injiniya da Fakitin

5.1 Girman Tsarin Fakitin

LED SMD 22-21 yana da ƙaramin fakitin rectangular. Matsakaicin girmansa shine 2.2 mm tsayi da 2.1 mm faɗi, tare da tsayi kusan 1.0-1.2 mm (daidai tsayi ya kamata a tabbatar daga zanen girma). Fakitin yana da tashoshi biyu na anode/cathode a ƙasa. Duk ƙimar da ba a ƙayyade ba shine ±0.1 mm. An ba da shirin gado mai ba da shawara don ƙirar PCB, amma ana shawarar injiniyoyi su gyara shi bisa takamaiman tsarin haɗawa da buƙatun zafi.

5.2 Gano Polarity

Ana yiwa cathode alama, sau da yawa ta hanyar digo k'ore, tsaga a cikin fakitin, ko kusurwa mai chamfered. Dole ne a kiyaye daidaitaccen polarity yayin haɗawa don hana lalacewar karkatar da baya.

6. Jagororin Solder da Haɗawa

6.1 Bayanin Siffar Solder Reflow

Ana ba da shawarar siffar reflow mara gubar (Pb-free):

• Dafafawa Kafin:150–200°C na dakika 60–120.
• Lokaci Sama da Liquidus (217°C):Dakika 60–150.
• Kololuwar Zazzabi:260°C mafi girma, an riƙe shi na dakika 10 mafi yawa.
• Ƙimar Dumama:Mafi girma 6°C/daƙiƙa.
• Lokaci Sama da 255°C:Dakika 30 mafi yawa.
• Ƙimar Sanyaya:Mafi girma 3°C/daƙiƙa.

6.2 Solder na Hannu

Idan solder na hannu ya zama dole, dole ne a yi taka tsantsan sosai. Zafin ƙarshen ƙarfe na solder ya kamata ya kasance ƙasa da 350°C, kuma lokacin tuntuɓar kowane tasha bai kamata ya wuce dakika 3 ba. Yi amfani da ƙarfe mai ƙarancin wutar lantarki (≤25W) kuma ku ba da tazarar sanyaya aƙalla dakika 2 tsakanin solder kowane tasha. Guji amfani da damuwa na injiniya ga jikin LED yayin dumama.

6.3 Ajiya da Sarrafawa

Ana tattara LED ɗin a cikin jakunkunan shinge masu damuwa da danshi tare da busasshiyar abu.

• Kafin Buɗewa:Ajiye a ≤30°C da ≤90% Danshi Dangantaka (RH).
• Bayan Buɗewa (Rayuwar Bene):Shekara 1 a ≤30°C da ≤60% RH. Sassa da ba a yi amfani da su ba ya kamata a sake rufe su a cikin jakar kariya daga danshi.
• Gasasshen Abinci:Idan mai nuna busasshiyar abu ya canza launi ko lokacin ajiya ya wuce, a gasa a 60 ±5 °C na awanni 24 kafin amfani.

7. Bayanin Marufi da Oda

7.1 Ƙayyadaddun Tef da Reel

Ana ba da samfurin a cikin tef ɗin mai ɗaukar hoto mai faɗin 8 mm, wanda aka nannade akan daidaitaccen diamita inci 7 (178 mm). Kowane reel yana ɗauke da guda 2000. An ba da cikakkun bayanai na reel da girman tef ɗin mai ɗaukar hoto don dacewa da masu ciyar da atomatik.

7.2 Bayanin Alamar

Alamar reel tana ɗauke da mahimman bayanai don gano asali da aikace-aikacen daidai:

• CPN:Lambar Samfurin Abokin Ciniki
• P/N:Lambar Samfurin Masana'anta (misali, 22-21/GHC-YR1S2/2C)
• QTY:Adadin Tattarawa
• CAT:Matsayi na Ƙarfin Hasken (misali, S2)
• HUE:Matsayi na Launi/Tsawon Tsawon Mafi Rinjaye (misali, Y)
• REF:Matsayi na Ƙarfin Wutar Lantarki na Gaba
• LOT No:Lambar Rukunin Masana'antu

8. Bayanan Aikace-aikace da La'akari da Ƙira

8.1 Aikace-aikacen Al'ada

Wannan LED ya dace da fa'ida mai yawa na ƙarancin wutar lantarki da ayyukan hasken baya:

• Sadarwa:Masu nuna matsayi da hasken baya na maɓalli a cikin wayoyi da na'urorin faks.
• Kayan Lantarki na Masu Amfani:Hasken baya mai lebur don ƙananan allunan LCD, hasken baya don sauya da alamomi akan allunan sarrafawa.
• Nuni na Gabaɗaya:Matsayin wutar lantarki, nuni na yanayi, da sauran ra'ayoyin gani a cikin na'urorin lantarki daban-daban.

8.2 Muhimman La'akari da Ƙira

Iyaka na Wajibi Ne:Dole ne a yi amfani da resistor mai iyakancewa na waje a cikin jerin tare da LED. Ƙarfin wutar lantarki na gaba yana da ƙimar zafi mara kyau da ƙuntataccen kewayon sassauci. Ƙaramin ƙaruwa a cikin wutar lantarki na wadata na iya haifar da babban ƙaruwa, mai yuwuwar lalacewa a cikin gaba gaba idan ba a iyakance shi da kyau ba. Ana iya ƙididdige ƙimar resistor ta amfani da Dokar Ohm: R = (V_supply- V_F) / I_F. Koyaushe yi amfani da mafi girma V_Fdaga takardar bayanin don ƙira mai ra'ayin mazan jiya.

Gudanar da Zafi:Duk da cewa ɓarnar wutar lantarki tana da ƙasa, tabbatar da isasshen yanki na tagulla na PCB a kusa da gadajen LED yana taimakawa wajen tarwatsa zafi, kiyaye fitar da haske da tsawon rai, musamman a cikin yanayin zafi mai girma na muhalli.

Kariya daga ESD:Ko da yake an ƙididdige shi don 150V HBM, ya kamata a bi ƙa'idodin kariya na ESD na al'ada yayin haɗawa da sarrafawa.

8.3 Ƙuntataccen Aikace-aikace

An tsara wannan ɓangaren don aikace-aikacen kasuwanci da na masana'antu na gabaɗaya. Ba a ƙware ko ba da garantin amfani da shi a cikin tsarin dogaro mai girma ko tsarin aminci kamar kayan aikin soja/jirgin sama, tsarin amincin mota (misali, jakunkunan iska, birki), ko kayan aikin kiwon lafiya na tallafin rai. Don irin waɗannan aikace-aikace, ya kamata a samo abubuwan da suka dace da cancanta da bayanan dogaro.

9. Kwatancen Fasaha da Matsayi

Fakitin 22-21 yana wakiltar daidaito tsakanin rage girman kai da sauƙin sarrafawa. Idan aka kwatanta da manyan LED masu jagora (misali, 3mm ko 5mm), yana ba da ƙaramin girma sosai kuma ya dace da haɗawa ta atomatik. Idan aka kwatanta da ƙananan fakitin ma'aunin guntu (CSP), yana ba da mafi kyawun halayen sarrafawa don daidaitattun hanyoyin SMT kuma sau da yawa yana da mafi kyawun kusurwar dubawa saboda ruwan tabarau da aka ƙera. Launin k'ore mai haske, wanda aka samu tare da fasahar InGaN, yana ba da mafi girman ingancin haske da mafi kyawun jikewa na launi idan aka kwatanta da tsofaffin fasahohi kamar GaP, yana mai da shi cikakke don aikace-aikacen nuni masu haske.

10. Tambayoyin da ake yawan yi (FAQ)

Q: Menene bambanci tsakanin kololuwar tsawon tsawon da tsayin tsawon da ya fi rinjaye?

A: Kololuwar tsawon tsawon (λ_p) shine tsayin tsawon da rarraba ikon bakan ya fi girma. Tsawon tsawon da ya fi rinjaye (λ_d) shine tsayin tsawon guda ɗaya na haske mai launi ɗaya wanda ya dace da launin da ake gani na LED. λ_dya fi dacewa don ƙayyadaddun launi.

Q: Shin zan iya tuƙi wannan LED ba tare da resistor ba idan wadata na wutar lantarki daidai 3.3V ne?

A: A'a. Wannan yana da haɗari sosai. Ƙarfin wutar lantarki na gaba ya bambanta daga na'ura zuwa na'ura (2.7V zuwa 3.7V) kuma yana raguwa da zafin jiki. Wadata na wutar lantarki 3.3V zai iya yin tuƙi sosai ga LED tare da ƙananan V_F, yana haifar da gazawar sauri. Koyaushe yi amfani da resistor na jerin.

Q: Ta yaya zan fassara lambobin kwandon shara (misali, S2/Y) lokacin yin oda?

A> Lambar kwandon shara tana ƙayyade matakin aiki. \"S2/Y\" yana nufin LED ɗin yana daga cikin mafi girman ƙarfin haske (225-285 mcd) da tsakiyar tsayin tsawon da ya fi rinjaye (525-530 nm). Ƙayyade kwandon shara yana ba da damar ƙarin daidaito a cikin bayyanar samfurin ku.

Q: Shin ana buƙatar tsaftacewa bayan solder?

A: Gudaɗɗen guduro gabaɗaya yana da juriya ga kaushi na tsaftacewa na gama gari, amma ya kamata a tabbatar da dacewa. Guji tsaftacewa ta ultrasonic saboda yana iya lalata haɗin wayoyi na ciki.

11: Nazarin Ƙira da Amfani

Yanayi: Ƙirar Mai Nuna Matsayi don Na'urar da ake ɗauka

Mai ƙira yana ƙirƙirar mai magana na Bluetooth mai ƙanƙanta. Ana buƙatar mai nuna wutar lantarki mai haske, abin dogaro. An zaɓi LED mai launin k'ore mai haske 22-21 saboda ƙaramin girmansa da babban gani.

Matakan Ƙira:

1. Na'urar tana amfani da layin wutar lantarki na USB 5V.

2. Manufar gaba gaba (I_F) an saita shi zuwa 15 mA don daidaita haske da amfani da wutar lantarki.

3. Yin amfani da mafi girma V_Fna 3.7V don ƙira mai ra'ayin mazan jiya: R = (5V - 3.7V) / 0.015A = 86.7 Ω. An zaɓi mafi kusancin ƙimar daidaitaccen 91 Ω.

4. Wutar lantarki a cikin resistor: P = I²R = (0.015)²* 91 = 0.0205 W. Daidaitaccen resistor 1/10W ko 1/8W ya isa.

5: Tsarin PCB ya haɗa da ƙananan gadaje na taimakon zafi waɗanda aka haɗa zuwa ƙaramin filin ƙasa don tarwatsa zafi.

6: BOM ya ƙayyade LED tare da lambar kwandon shara \"S1/Y\" don tabbatar da daidaitaccen launin k'ore mai haske a duk raka'o'in samarwa.

Wannan hanya tana tabbatar da mai nuni mai ƙarfi, mai dorewa wanda ya cika buƙatun kyan gani da aiki na samfurin.

12. Ka'idar Aiki

Wannan LED na'urar hoto ce ta semiconductor. Ya dogara ne akan guntu Indium Gallium Nitride (InGaN). Lokacin da aka yi amfani da ƙarfin wutar lantarki na gaba wanda ya wuce ƙarfin haɗuwa na diode, ana shigar da electrons da ramuka cikin yanki mai aiki daga nau'ikan semiconductor na n-type da p-type, bi da bi. Waɗannan masu ɗaukar caji suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin gawa na InGaN yana ƙayyade ƙarfin bandgap, wanda kai tsaye yana ayyana tsayin tsawon (launi) na hasken da aka fitar—a wannan yanayin, k'ore mai haske kusan 518-535 nm. Gudaɗɗen guduro na epoxy mai tsabta kamar ruwa yana kare guntu, yana aiki azaman ruwan tabarau don siffanta fitar da haske zuwa kusurwar dubawa na digiri 130, kuma yana iya ƙunsar phosphors ko masu watsawa (ko da yake ga wannan nau'in launi ɗaya, yana da haske).

13. Trends na Fasaha

Fakitin 22-21 wani ɓangare ne na yanayin masana'antu na dogon lokaci zuwa rage girman kai, ƙara inganci, da ingantaccen ƙirƙira a cikin optoelectronics. Amfani da kayan InGaN don LED k'ore yana wakiltar ci gaba mai mahimmanci akan tsofaffin fasahohi, yana ba da inganci mafi girma da mafi kyawun kwanciyar hankali na launi. Ci gaba na gaba a cikin wannan nau'in na'ura na iya mayar da hankali kan ƙara haɓaka ingancin haske (lumens kowace watt), inganta bayyana launi don aikace-aikacen bakan mai faɗi, da haɓaka dogaro a ƙarƙashin yanayin zafi da ɗanɗano mafi girma. Tuƙi don kayan da ba su da halogen da kayan da suka dace da muhalli zai ci gaba da zama tasiri mai ƙarfi na tsari da kasuwa. Haɗin kai tare da masu tuƙi masu hankali don dusar ƙanƙara da sarrafa launi kuma yanki ne mai girma, ko da yake yawanci ana aiwatar da shi a matakin tsarin maimakon a cikin fakitin LED mai hankali da kansa.