Takardar Bayani na LED 484-10SYGT/S530-E2 - Kore Mai Haske Mai Kyau - 20mA - 12.5mcd - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfur

Wannan takarda tana ba da cikakkun ƙayyadaddun bayanai na fasaha don fitilar LED mai haske mai kyau na kore. An ƙera na'urar ta amfani da fasahar guntu na AlGaInP, an rufe ta da resin mai gani na kore, don samar da ingantaccen aikin haske don aikace-aikacen nuna alama da hasken baya. Babban fa'idodinsa sun haɗa da zaɓin kusurwar kallo, samuwa akan tef da reel don haɗawa ta atomatik, da bin manyan ƙa'idodin muhalli da aminci ciki har da RoHS, REACH, da buƙatun Halogen-Free.

1.1 Kasuwa da Aikace-aikace

An ƙera wannan LED don aikace-aikacen da ke buƙatar ingantaccen fitar haske mai dogaro. Yankunan aikace-aikace na yau da kullun sun haɗa da alamomin yanayi da hasken baya a cikin na'urorin lantarki na mabukaci da na'urorin kwamfuta. Aikace-aikacen da aka ambata su ne talabijin, na'urorin kallon kwamfuta, wayoyi, da sauran na'urorin kwamfuta na gaba ɗaya.

2. Iyakar Ƙididdiga

Ba za a wuce iyakokin aiki na na'urar ba don tabbatar da dogaro da hana lalacewa ta dindindin. Duk ƙididdiga an ƙayyade su a yanayin zafin muhalli (Ta) na 25°C.

• Matsakaicin Halin Gaba (IF):25 mA
• Kololuwar Halin Gaba (IFP):60 mA (a cikin 1/10 na aikin aiki, 1 kHz)
• Ƙarfin Lantarki na Baya (VR):5 V
• Rushewar Wutar Lantarki (Pd):60 mW
• Kewayon Zafin Aiki (Topr):-40°C zuwa +85°C
• Kewayon Zafin Ajiya (Tstg):-40°C zuwa +100°C
• Zafin Solder (Tsol):260°C na dakika 5 (guguwa ko sake karkatarwa)

3. Halayen Lantarki da Haske

Ana auna mahimman sigogi na aiki a ƙarƙashin daidaitattun yanayin gwaji (Ta=25°C, IF=20mA) sai dai idan an faɗi akasin haka. Waɗannan suna bayyana fitar haske, launi, da halayen lantarki na LED.

3.1 Ma'auni na Haske da Launi

• Ƙarfin Haske (Iv):Matsakaicin ƙimar shine 12.5 millicandelas (mcd), tare da mafi ƙarancin 6.3 mcd.
• Kusurwar Kallo (2θ1/2):Matsakaicin kusurwar rabin ƙarfi shine 80 digiri, yana bayyana yadda haske ke yaɗuwa.
• Kololuwar Tsawon Zango (λp):Yawanci 575 nanometers (nm).
• Babban Tsawon Zango (λd):Yawanci 573 nm, wanda shine launin da ake gani.
• Faɗin Bakan Haske (Δλ):Yawanci 15 nm, yana nuna tsaftar bakan haske.

3.2 Sigogi na Lantarki

• Ƙarfin Lantarki na Gaba (VF):Ya bambanta daga 1.7V (Mafi ƙanƙanta) zuwa 2.4V (Mafi girma), tare da matsakaicin ƙimar 2.0V a 20mA.
• Halin Baya (IR):Matsakaicin 10 μA lokacin da aka yi amfani da ƙarfin lantarki na baya na 5V.

Lura: An ba da rashin tabbas na aunawa don ƙarfin lantarki na gaba (±0.1V), ƙarfin haske (±10%), da babban tsawon zango (±1.0nm).

4. Bincike na Lanƙwasa Aiki

Takardar bayani ta haɗa da jadawalin halaye da yawa waɗanda ke nuna halayen na'urar a ƙarƙashin yanayi daban-daban. Waɗannan suna da mahimmanci don ƙira da'ira da sarrafa zafi.

4.1 Rarraba Bakan Haske da Sarari

LanƙwasaMatsakaicin Ƙarfi vs. Tsawon Zangoyana nuna bakan fitar haske a kusa da 575nm. JadawalinKai Tsayeyana wakiltar kusurwar kallo na digiri 80 a zahiri, yana nuna yadda ƙarfin haske ke raguwa daga tsakiyar axis.

4.2 Alakar Halin Gaba da Ƙarfin Lantarki

JadawalinHalin Gaba vs. Ƙarfin Lantarki na Gaba (Lanƙwasa IV)ba shi da layi, na yau da kullun ga diodes. Yana nuna haɓakar ƙarfin lantarki tare da ƙara halin yanzu, wanda ke da mahimmanci don ƙira da'irar iyakance halin yanzu. LanƙwasaMatsakaicin Ƙarfi vs. Halin Gabayana nuna cewa fitar haske yana ƙaruwa tare da halin yanzu amma bazai zama daidai da layi ba, musamman yayin da tasirin zafi ya zama mahimmanci.

4.3 Dogaro da Zafin Jiki

LanƙwasaMatsakaicin Ƙarfi vs. Zafin Muhalliyana nuna cewa fitar haske yana raguwa yayin da zafin muhalli ya ƙaru, wani muhimmin abu ne don aikace-aikacen zafi mai girma. JadawalinHalin Gaba vs. Zafin Muhalli(mai yiwuwa a ƙarƙashin ƙarfin lantarki ko wutar lantarki na akai) na iya nuna yadda halayen na'urar ke canzawa tare da zafin jiki, yana shafar yanayin tuƙi.

5. Bayanin Injiniya da Fakitin

5.1 Girmamin Fakitin

An ba da cikakken zanen girma. Muhimman bayanan sun haɗa da: duk girmomin suna cikin millimeters; tsayin flange dole ne ya kasance ƙasa da 1.5mm; kuma matsakaicin jurewa shine ±0.25mm sai dai idan an faɗi akasin haka. Dole ne injiniyoyi su koma ga wannan zanen don ƙira da'irar PCB da binciken sharewa.

5.2 Gano Polarity

Ana nuna cathode (maras kyau) ta hanyar tabo a kan ruwan tabarau, gajeriyar jagora, ko wasu alamomi kamar yadda aka nuna a cikin zanen fakitin. Dole ne a kiyaye daidaitaccen polarity yayin haɗawa.

6. Bayanin Rarraba da Oda

Samfurin yana amfani da tsarin rarraba don mahimman sigogi don tabbatar da daidaito a cikin guntu. Alamar da ke kan marufi tana nuna waɗannan matakan.

• CAT:Matsayin Ƙarfin Haske.
• HUE:Matsayin Babban Tsawon Zango (launi).
• REF:Matsayin Ƙarfin Lantarki na Gaba.

Sauran filayen alama sun haɗa da Lambar Samar da Abokin Ciniki (CPN), Lambar Samarwa (P/N), Adadin Tattarawa (QTY), da Lambar Rukuni (LOT No).

7. Ƙayyadaddun Tattarawa

An tattara LED ɗin don hana lalacewa daga fitar da lantarki (ESD) da danshi.

• Tattarawa na Farko:Jaka mai hana lantarki.
• Tattarawa na Biyu:Akwatin ciki mai ɗauke da jakunkuna 5.
• Tattarawa na Uku:Akwatin waje mai ɗauke da akwatunan ciki 10.
• Adadin Tattarawa:Mafi ƙarancin 200 zuwa 1000 guda a kowace jaka. Saboda haka, akwatin waje ɗaya yana ɗauke da tsakanin 10,000 zuwa 50,000 guda (akwatunan ciki 10 * jakunkuna 5 * 200-1000 guda).

8. Jagororin Haɗawa, Solder da Sarrafawa

8.1 Siffantar Jagora

• Lankwasa jagororin a wani wuri aƙalla 3mm daga gindin kwalliyar epoxy.
• Yi siffar kafin solder.
• Kauce wa damuwa ga fakitin. Ramin PCB maras daidaituwa na iya haifar da damuwa da lalata aiki.
• Yanke jagororin a zafin daki.

8.2 Ajiya

• Ajiye a ≤30°C da ≤70% Danshi Lokacin da aka karɓa. Rayuwar shiryayye shine watanni 3 a ƙarƙashin waɗannan yanayi.
• Don ajiya mai tsawo (har zuwa shekara 1), yi amfani da akwati mai rufewa tare da nitrogen da desiccant.
• Kauce wa saurin canjin zafi a cikin yanayi mai danshi don hana hazo.

8.3 Tsarin Solder

Kiyaye mafi ƙarancin nisa na 3mm daga haɗin solder zuwa kwalliyar epoxy.

Solder na Hannu:Matsakaicin zafin ƙarshen ƙarfe 300°C (don matsakaicin ƙarfe na 30W), matsakaicin lokacin solder dakika 3.
Solder na Tsoma/Guguwa:Matsakaicin zafin jiki na farko 100°C (na matsakaicin dakika 60), matsakaicin zafin wanka na solder 260°C na matsakaicin dakika 5.

An ba da shawarar bayanin yanayin zafin solder, yana mai da hankali kan dumama farko, lokacin da aka sarrafa sama da ruwa, da ƙimar sanyaya da aka sarrafa. Kauce wa laminar guguwar flux da saurin sanyaya. Solder (tsoma ko hannu) yakamata a yi sau ɗaya kawai. Kauce wa damuwa akan jagororin yayin zafi, da kuma kare LED daga girgiza har sai ya sanyaya zuwa zafin daki.

8.4 Tsaftacewa

• Idan ya cancanta, tsaftace kawai da barasa na isopropyl a zafin daki na ≤1 minti.
• Kada a yi amfani da tsaftacewa ta ultrasonic sai dai idan ya zama dole kuma an riga an cancanta, saboda yana iya lalata LED.

8.5 Gudanar da Zafi

Dole ne a yi la'akari da isasshen nutsewar zafi yayin ƙirar aikace-aikacen. Halin aiki da zafin muhalli suna shafar zafin haɗin kai, wanda kuma yana tasiri ga fitar haske da dogaron dogon lokaci. Lanƙwasan da aka bayar suna da mahimmanci don ƙayyade yanayin aiki mai aminci.

9. Bayanan Aikace-aikace da Abubuwan Ƙira

9.1 Ƙira Da'ira

Koyaushe tuƙi LED tare da tushen halin yanzu na akai ko resistor mai iyakance halin yanzu a cikin jerin tare da samar da ƙarfin lantarki. Lissafa ƙimar resistor ta amfani da matsakaicin ƙarfin lantarki na gaba (2.0V) da halin yanzu da ake so (≤20mA don aiki na yau da kullun), la'akari da ƙarfin lantarki. Misali: R = (V_supply - VF_LED) / I_desired. Tabbatar cewa ƙimar wutar lantarki na resistor ya isa.

9.2 Tsarin PCB

Bi shawarar girmamin fakitin daidai. Tabbatar da isasshen taimakon zafi idan ana son tuƙi LED a ko kusa da matsakaicin ƙididdigansa. Kiyaye da'irar analog ko RF mai hankali daga layukan tuƙi na LED don guje wa shigar hayaniya.

9.3 Haɗin Haske

Kusurwar kallo na digiri 80 ta dace da hasken yanki mai faɗi. Don ƙarin haske mai mai da hankali, ana iya buƙatar ruwan tabarau na waje ko jagororin haske. Launin resin mai gani na kore wani ɓangare ne na tsarin haske kuma bai kamata a fenti ba.

10. Kwatancen Fasaha da Bambance-bambance

Wannan LED na kore mai rawaya na tushen AlGaInP yana ba da fa'idodi daban-daban. Idan aka kwatanta da tsofaffin fasahohi, AlGaInP yana ba da ingantacciyar inganci da haske. Takamaiman tsawon zango (573nm babba) yana cikin yanki na babban hankalin idon ɗan adam (amsa na hoto), yana sa ya bayyana da haske sosai a ƙaramin ƙarfin haske. Bin ka'idojin Halogen-Free da REACH ya sa ya dace da ƙira masu kula da muhalli da kasuwanni masu ƙa'idodin kayan aiki.

11. Tambayoyin da ake yawan yi (FAQ)

Q: Zan iya tuƙi wannan LED a 25mA akai-akai?
A: Matsakaicin Ƙididdiga na Halin Gaba na ci gaba shine 25mA. Don aiki mai dogaro na dogon lokaci, yana da kyau a yi aiki ƙasa da wannan matsakaicin, yawanci a 20mA kamar yadda aka ƙayyade a cikin daidaitattun yanayin gwaji.

Q: Menene bambanci tsakanin Kololuwar Tsawon Zango da Babban Tsawon Zango?
A: Kololuwar Tsawon Zango (λp) shine tsawon zango inda bakan fitar haske ke da mafi girman ƙarfinsa. Babban Tsawon Zango (λd) shine tsawon zango guda ɗaya na haske mai launi ɗaya wanda zai dace da launin da ake gani na LED. Sau da yawa suna kusa amma ba iri ɗaya ba.

Q: Ta yaya zan fassara lambobin 'CAT', 'HUE', da 'REF' akan alamar?
A> Waɗannan lambobin rarraba ne. 'CAT' yana rarraba LED ta hanyar ƙarfin haske (misali, mafi girman lambar CAT na iya nufin mafi haske). 'HUE' yana rarraba ta babban tsawon zango (launi). 'REF' yana rarraba ta ƙarfin lantarki na gaba. Yin amfani da sassa daga rukunin ɗaya yana tabbatar da daidaiton launi da haske a cikin aikace-aikacenku.

Q: Me yasa yanayin ajiya ya ke da takamaiman (watanni 3, sannan nitrogen)?
A> Fakitin LED na iya ɗaukar danshi daga iska. Yayin solder mai zafi, wannan danshi na iya faɗaɗa da sauri, yana haifar da rabuwa na ciki ko fashewa (tasirin \"popcorn\"). Iyakar watanni 3 na jakunkunan da aka fallasa zuwa iskar muhalli. Ajiyar nitrogen tare da desiccant yana hana ɗaukar danshi na tsawon lokaci.

12. Misalin Amfani na Aiki

Yanayi: Ƙira panel ɗin nuna alama don na'urar hanyar sadarwa.
Panel ɗin yana buƙatar alamomi masu haske da yawa, masu dogaro don wutar lantarki, ayyukan hanyar sadarwa, da kurakuran tsarin. An zaɓi LED mai haske mai kyau na kore don alamar \"Tsarin Aiki\".

Matakan Ƙira:
1. Da'irar Tuƙi:Samar da dabaru na ciki na na'urar hanyar sadarwa shine 3.3V. Ta amfani da matsakaicin VF na 2.0V a 20mA, an lissafa resistor mai iyakance halin yanzu a jere: R = (3.3V - 2.0V) / 0.020A = 65 Ohms. An zaɓi mafi kusancin ƙimar daidaitaccen 68 Ohms, wanda ke haifar da halin yanzu na kusan 19.1mA, wanda ke da aminci kuma yana ba da isasshen haske.
2. Ƙira PCB:An yi amfani da girmamin ƙafa daga zanen girma na fakitin. An ƙara ƙaramin haɗin taimakon zafi zuwa gindin anode da cathode don taimakawa solder ba tare da ƙirƙirar babban yawan zafi wanda zai iya damun LED yayin sanyaya ba.
3. Haɗawa:Ana ɗaukar LED daga rukunin samarwa guda ɗaya (lambar LOT ɗaya) kuma zai fi dacewa da rukunin HUE da CAT ɗaya don tabbatar da daidaiton launi da haske a duk raka'o'in na'urar hanyar sadarwa. Ana sanya su ta amfani da kayan aikin ɗauka da sanyawa ta atomatik daga tef da reel.
4. Solder:PCB ɗin yana jurewa tsarin solder na guguwa da aka sarrafa wanda ya bi jagorar 260°C na dakika 5 mafi ƙarancin, tare da kiyaye mafi ƙarancin nisa na 3mm tsakanin wurin haɗin guguwar solder da jikin LED.
5. Sakamako:Alamar yanayi mai gani sosai, mai daidaito, kuma mai dogaro wacce ta cika duk buƙatun aiki da ƙa'idodi.

13. Ka'idar Aiki

Wannan LED ya dogara ne akan guntu na semiconductor na AlGaInP (Aluminum Gallium Indium Phosphide). Lokacin da aka yi amfani da ƙarfin lantarki na gaba, ana shigar da electrons da ramuka cikin yankin aiki na semiconductor. Suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin gawa na AlGaInP yana ƙayyade makamashin bandgap, wanda kai tsaye yayi daidai da tsawon zango na hasken da aka fitar—a wannan yanayin, a cikin bakan kore mai rawaya (~573nm). Fakitin epoxy mai gani na kore yana aiki azaman ruwan tabarau, yana siffanta fitar haske kuma yana ba da kariya ta injiniya da muhalli ga guntu.

14. Trends na Fasaha

Masana'antar LED na ci gaba da haɓaka zuwa mafi inganci (ƙarin lumens a kowace watt), ingantaccen daidaiton launi, da ƙarancin farashi. Duk da yake wannan na'urar tana amfani da ingantaccen fasahar AlGaInP don takamaiman launuka, mafi faɗin trends sun haɗa da haɓaka ƙarin kayan fakitin ƙarfi don jure mafi girman zafin haɗin kai, haɗakar phosphors don mafi faɗin bakan haske na fari da sauran launuka daga guntu shuɗi ko UV, da ƙananan fakitin don aikace-aikacen yawa mai yawa. Bugu da ƙari, akwai ƙaƙƙarfan ƙoƙari don haɓaka dogaro da tsawon rai a ƙarƙashin yanayin aiki daban-daban, wanda ke samun goyon bayan cikakkun gwajin rayuwa da ƙirar hasashe a cikin takardun bayani.