Takardar Bayani na Fitilar LED Mai Siffar Kwai 3474BKRR/MS - Siffar Kwai - 2.0x3.0x4.5mm - Ƙarfin Wutar Gaba 1.6-2.6V - Ja Mai Haske - 120mW

1. Bayyani Game da Samfur

Wannan takarda ta bayyana cikakken ƙayyadaddun bayanai don fitilar LED mai siffar kwai da ke da ingantaccen aikin gani. Babban manufar ƙirarta shine amfani da ita a cikin alamun bayanin fasinja da makamantansu waɗanda ke buƙatar haske mai bayyanawa a wani yanki na musamman. Siffar kwai da tsarin radiyo da suka dace sune mahimman siffofi waɗanda ke ba da damar haɗa launuka yadda ya kamata a cikin aikace-aikacen da ke amfani da rawaya, shuɗi, ko kore tare da fitowar ja ta asali.

An gina na'urar da kayan epoxy mai jure UV, wanda ke tabbatar da dogon lokacin aminci a cikin yanayin da ke fuskantar hasken rana. Tana bin mahimman ka'idojin muhalli da aminci ciki har da umarnin EU RoHS, ƙa'idar EU REACH, kuma an kera ta a matsayin kayan da ba shi da halogen (tare da Bromine <900 ppm, Chlorine <900 ppm, kuma jimlar su <1500 ppm).

2. Zurfin Bincike Kan Ma'auni na Fasaha

2.1 Matsakaicin Matsakaicin Ma'auni

Waɗannan ma'auni 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.

• Ƙarfin Wuta Mai Juyawa (V_R):5 V. Wuce gona da iri wannan ƙarfin wuta a cikin juyawar baya na iya haifar da rushewar haɗin gwiwa.
• Halin Yanzu na Gaba (I_F):50 mA (Ci gaba).
• Kololuwar Halin Yanzu na Gaba (I_FP):160 mA. Wannan yana halatta ne kawai a ƙarƙashin yanayin bugun jini tare da cikakken aiki na 1/10 a 1 kHz. Yana ba da damar tuƙi na ɗan gajeren lokaci, misali, a cikin aikace-aikacen nuni masu yawa.
• Rushewar Wutar Lantarki (P_d):120 mW. Wannan shine matsakaicin ƙarfin asarar wutar lantarki da aka yarda a cikin na'urar, wanda aka lissafta shi azaman Ƙarfin Wutar Gaba (V_F) * Halin Yanzu na Gaba (I_F). Yin aiki kusa da wannan iyaka yana buƙatar kulawar zafi mai kyau.
• Zazzabi na Aiki (T_opr):-40 zuwa +85 °C. An ƙididdige na'urar don kewayon zafin masana'antu.
• Zazzabi na Ajiya (T_stg):-40 zuwa +100 °C.
• Zazzabin Solder (T_sol):260 °C na dakika 5. Wannan yana ayyana iyakar bayanin solder na sake kunnawa.

2.2 Halayen Lantarki da Gani (T_a=25°C)

Waɗannan su ne ma'auni na aikin yau da kullun da aka auna a ƙarƙashin daidaitattun sharuɗɗan gwaji.

• Ƙarfin Hasken Hasken (I_v):1205-2490 mcd (Na yau da kullun: 1605 mcd) a I_F=20mA. Wannan babban fitarwa ya dace da alamun da za a iya karantawa da hasken rana.
• Kusurwar Dubawa (2θ_1/2):110° (X-axis) / 60° (Y-axis). Tsarin radiyon kwai yana ba da faɗaɗa kwance mai faɗi da ƙaramin haske a tsaye, wanda ya dace da alamun da ake kallo daga kusurwoyi daban-daban na kwance.
• Kololuwar Tsawon Tsawon (λ_p):632 nm (Na yau da kullun). Tsawon tsawon lokacin da mafi girman ƙarfin hasken da aka fitar ya kasance.
• Mahimman Tsawon Tsawon (λ_d):619-629 nm (Na yau da kullun: 621 nm). Wannan yana ayyana launin hasken da ake gani, wanda yake cikin yankin ja mai haske.
• Bandwidth na Radiation Spectrum (Δλ):20 nm (Na yau da kullun). Ma'auni na tsaftar hasken da aka fitar.
• Ƙarfin Wutar Gaba (V_F):1.6 - 2.6 V a I_F=20mA. Faɗuwar wutar lantarki a kan LED lokacin gudanarwa. Dole ne a yi la'akari da wannan kewayon don ƙirar direba.
• Halin Yanzu Mai Juyawa (I_R):10 μA (Matsakaici) a V_R=5V. Ƙaramin halin yanzu na ɓarna a cikin yanayin kashewa.

3. Bayanin Tsarin Binning

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED ɗin zuwa kwandon sharar gida bisa mahimman ma'auni.

3.1 Binning Ƙarfin Hasken Hasken

An ayyana kwandon sharar gida tare da jurewar ±10% daga ƙimar kwandon sharar gida na ƙima. Lambobin kwandon sharar gida (RA, RB, RC, RD) suna wakiltar matakan haɓaka mafi ƙarancin ƙarfin haske a 20mA.

• RA:1205 - 1445 mcd
• RB:1445 - 1730 mcd
• RC:1730 - 2075 mcd
• RD:2075 - 2490 mcd

3.2 Binning na Tsawon Tsawon Mai Mahimmanci

Kwandon tsawon tsawon yana tabbatar da daidaiton launin ja da ake gani, tare da ƙaramin juriya na ±1nm. Kwandon sharar gida yana taimakawa daidaita LED ɗin don aikace-aikacen da daidaiton launi yake da mahimmanci.

• R1:619 - 624 nm
• R2:624 - 629 nm

4. Bincike Kan Lankwasa Aiki

Takardar bayanin tana ba da lankwasai masu halaye da yawa waɗanda ke da mahimmanci don fahimtar halayen na'urar a ƙarƙashin yanayin aiki daban-daban.

4.1 Rarraba Spectrum

TheDangantakar Ƙarfi da Tsawon Tsawonlankwasa yana nuna ƙaramin tsarin fitarwa na yau da kullun wanda ke kewaye da 632 nm, halayen fasahar kayan AlGaInP, wanda ke samar da hasken ja mai inganci.

4.2 Lankwasa IV da Ingantacciyar Aiki

TheHalin Yanzu na Gaba da Ƙarfin Wutar Gabalankwasa yana nuna daidaitattun alaƙar diode mai ma'ana. TheDangantakar Ƙarfi da Halin Yanzu na Gabalankwasa gabaɗaya yana da layi a cikin kewayon aiki na yau da kullun (har zuwa 50mA), yana nuna ingantaccen aiki. Dole ne masu ƙira su tabbatar da direba yana ba da halin yanzu mai tsayi, ba ƙarfin wuta ba, don kiyaye fitowar haske mai daidaito.

4.3 Halayen Zafi

TheDangantakar Ƙarfi da Yanayin YanayidaHalin Yanzu na Gaba da Yanayin Yanayilankwasai suna da mahimmanci don sarrafa zafi. Ƙarfin haske yawanci yana raguwa yayin da zafin haɗin gwiwa ya tashi. Ƙarfin wutar gaba kuma yana da ƙimar zafi mara kyau (yana raguwa tare da zafin jiki), wanda dole ne a yi la'akari da shi a cikin yanayin tuƙi na ƙarfin wuta don guje wa guduwar zafi. Ana ba da shawarar isasshen yanki na tagulla na PCB ko sanyaya zafi don aikin halin yanzu mai girma ko babban yanayin yanayi.

5. Bayanin Injiniya & Marufi

5.1 Girman Kunshin

LED ɗin yana bin tsarin kunshin da aka saba da shi na hawa sama. Mahimman girma sun haɗa da tsarin jagora (2.54 mm), wanda shine sawun gama gari don daidaitawa ta rami ko hawa kai tsaye na PCB. Ruwan tabarau na kwai yana fitowa daga babban jiki. Duk girma da ba a bayyana ba suna da iyakar jurewa na ±0.25 mm. Matsakaicin tsawaita resin a ƙarƙashin flange shine 1.5 mm, wanda yake da mahimmanci don sharewa yayin haɗin PCB.

5.2 Gano Polarity

Ana nuna cathode ta gefen lebur akan ruwan tabarau, ƙugiya a jikin kunshin, ko gajeren jagora (idan akwai jagororin a cikin sigar rami). Ya kamata a duba zane na takardar bayanin don takamaiman alama akan wannan bambance-bambancen 3474BKRR/MS. Daidai polarity yana da mahimmanci don hana lalacewar juyawa.

6. Jagororin Solder & Taro

6.1 Ma'auni na Solder na Reflow

Na'urar na iya jurewa kololuwar zafin solder na 260°C na dakika 5. Wannan yayi daidai da daidaitattun bayanan sake kunnawa marasa gubar (SnAgCu). Ya kamata a auna zazzabi a jagoran LED, ba a cikin iskar tanda ba.

6.2 Mahimman Tsare-tsare

• Samar da Jagora:Idan kuna lanƙwasa jagororin, yi haka aƙalla 3mm daga tushen kwan fitila na epoxy. Yi lanƙwasa kafin yin solder don guje wa damuwa akan haɗin gwiwar solder. Yi amfani da kayan aiki masu dacewa don guje wa damuwa akan kunshin, wanda zai iya fashewar epoxy ko lalata haɗin waya na ciki.
• Daidaituwar Ramin PCB:Dole ne ramukan PCB su daidaita daidai da jagororin LED. Hawa ƙarƙashin matsin lamba na injiniya na iya lalata hatimin epoxy da aikin LED bayan lokaci.
• Wurin Haɗin Solder:Kiyaye nisa fiye da 3mm daga haɗin gwiwar solder zuwa kwan fitilar epoxy. Ana ba da shawarar yin solder fiye da gindin sandar ɗaure.

6.3 Yanayin Ajiya

Bayan karɓa, ya kamata a adana LED ɗin a ≤30°C da ≤70% Yanayin Yanayi. An ba da shawarar rayuwar ajiya a cikin wannan yanayin shine watanni 3. Don ajiya mai tsawo (har zuwa shekara 1), ya kamata a adana na'urorin a cikin akwati mai rufaffiyar iska tare da yanayin nitrogen da busassun abu don hana shan danshi, wanda yake da mahimmanci don bin MSL (Matakin Hankan Danshi) da hana "popcorning" yayin sake kunnawa.

7. Bayanin Kunshin & Oda

7.1 Ƙayyadaddun Kunshin

Ana ba da na'urar a cikin kunshin mai jure danshi. Matsakaicin adadin kunshin shine guda 2500 a kowane akwati na ciki, tare da akwatuna na ciki 10 (25,000 gabaɗaya) a kowane babban akwati na waje. Ana ajiye abubuwan a kan tef ɗin mai ɗaukar hoto tare da takamaiman girma don kayan aikin zaɓi da wuri ta atomatik.

7.2 Bayanin Label & Lambar Model

Lambar reel ɗin ta ƙunshi mahimman bayanai don gano asali da aikace-aikacen daidai: Lambar Sashen Abokin Ciniki (CPN), Lambar Sashen Masana'anta (P/N), Adadin Kunshin (QTY), da takamaiman Lambobin Binning don Ƙarfin Hasken Hasken (CAT), Mahimman Tsawon Tsawon (HUE), da Ƙarfin Wutar Gaba (REF), tare da Lambar Lot na samarwa.

Cikakken sunan samfurin yana bin tsarin:3474 B K R R - □ □ □ □

• 3474:Nau'in kunshin/girma.
• B:Mai yiwuwa yana nuna haske ko jerin takamaiman.
• K:Na iya nuna launi (ko da yake takamaiman ga wannan bambancin ja).
• R R:Yana nuna launin "Ja Mai Haske".
• - □ □ □ □:Waɗannan wuraren ajiya suna wakiltar takamaiman lambobin binning don Ƙarfi (CAT), Tsawon Tsawon (HUE), da Ƙarfin Wuta (REF) da aka zaɓa don odar.

8. Shawarwari na Aikace-aikace

8.1 Yanayin Aikace-aikacen Yau da Kullun

• Alamun Bayanin Fasinja (PIS):A cikin bas, jiragen ƙasa, da filayen jiragen sama, inda babban haske da faɗin kusurwar kallo ta kwance ke da mahimmanci.
• Allunan Saƙo & Alamun Saƙo Masu Canzawa (VMS):Don bayanin zirga-zirga, talla, da sanarwar jama'a. Hasken kwai yana taimakawa ƙirƙirar haske iri ɗaya a cikin pixels ko sassan mutum ɗaya.
• Alamun Hotuna Masu Launi & Talla na Waje na Kasuwanci:Ana amfani da shi azaman ɓangaren ja a cikin nuni mai cikakken launi ko launi da yawa. Tsarin radiyon da ya dace yana sauƙaƙa haɗa launi tare da kusancin LED ɗin shuɗi, kore, ko rawaya.

8.2 Abubuwan Tunani na Ƙira

• Tukin Halin Yanzu:Koyaushe yi amfani da direba na halin yanzu na tsaye. An ba da shawarar halin yanzu na aiki shine 20mA don haske na yau da kullun, amma ana iya tuƙa shi har zuwa 50mA ci gaba don ƙarin fitarwa, la'akari da ƙarin ƙarfin wutar lantarki da buƙatun sarrafa zafi.
• Tsarin Jerin/Layin Layi:Lokacin haɗa LED ɗin da yawa a jere, tabbatar da ƙarfin wutar direba ya ɗauki jimlar ƙarfin wutar gaba (lura da matsakaicin V_F). Don haɗin kai, kowane LED ya kamata a ra'ayinsa ya sami nasa resistor mai iyakance halin yanzu don lissafin V_Fbambance-bambancen binning da hana cin halin yanzu.
• Ƙirar Gani:Kusurwar dubawa 110°x60° ta kasance ta asali ga ruwan tabarau na kunshin. Ana iya amfani da na'urorin gani na biyu (masu watsawa, ruwan tabarau) don ƙara siffanta haske idan an buƙata, amma ainihin tsarin yana dace da alamun kallo kai tsaye.

9. Kwatancen Fasaha & Bambance-bambance

Idan aka kwatanta da LED ɗin ruwan tabarau na yau da kullun, wannan fitilar kwai tana ba da fa'ida mai mahimmanci: tsarin radiyo mara daidaituwa (110° x 60°) wanda ya dace da siffar rectangular na sassan alama ko pixels na yau da kullun. Wannan yana ba da ingantaccen amfani da haske, yana rage ɓarnar haske da ba a so a wajen yankin kallo kuma yana iya ba da damar ƙananan halayen tuƙi don cimma irin wannan hasken alama da ake gani daga hanyar kallo da aka yi niyya. Babban ƙarfin haskensa (har zuwa 2490 mcd) yana sa ya yi gasa don aikace-aikacen waje da babban hasken yanayi inda ake buƙatar bambanci mafi girma.

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

10.1 Menene bambanci tsakanin Kololuwar Tsawon Tsawon (632nm) da Mahimman Tsawon Tsawon (~621nm)?

Kololuwar Tsawon Tsawon (λ_p) shine tsawon tsawon jiki inda mafi girman ƙarfin hasken fitarwa yake. Mahimman Tsawon Tsawon (λ_d) ƙimar lissafi ce wacce ta dace da launin da idon ɗan adam ke gani, dangane da cikakken tsarin fitarwa da ayyukan daidaita launin CIE. Don LED ɗin monocromatic kamar wannan ja, suna kusa amma ba iri ɗaya ba. Tsawon tsawon yana da mahimmanci don ƙayyadaddun launi a cikin nuni.

10.2 Zan iya tuƙa wannan LED a 50mA ci gaba?

Ee, 50mA shine Matsakaicin Matsakaicin Halin Yanzu na Gaba na Ci gaba. Koyaya, yin aiki a wannan iyaka zai haifar da ƙarin zafi (P_d≈ V_F*I_F). Dole ne ku tabbatar da ƙirar PCB tana ba da isasshen taimakon zafi (isasshen yanki na tagulla, mai yuwuwar ramukan zafi) don kiyaye zafin haɗin gwiwar LED a cikin iyakoki masu aminci, musamman a manyan yanayin yanayi. Rage halin yanzu (misali, zuwa 30-40mA) zai inganta dogon lokacin aminci da kiyaye lumen.

10.3 Me ya sa rayuwar ajiya ta iyakance zuwa watanni 3, kuma menene MSL?

Kunshin epoxy yana shan danshi daga iska. Lokacin da aka fuskanci babban zafi na solder na sake kunnawa, wannan danshin da aka kama zai iya yin tururi da sauri, yana haifar da matsin lamba na ciki wanda zai iya fashe kunshin ("popcorning"). Jagorar ajiyar watanni 3 tana ɗaukar daidaitattun yanayin jakar masana'anta. Don ajiya mai tsawo, akwatin da aka cika da nitrogen, busasshe yana sake saita agogon bayyanar danshi. Matsayin Hankan Danshi (MSL), wanda ya kamata a duba akan lakabin kunshin, yana ayyana ainihin rayuwar bene bayan buɗe jakar bushewa.

11. Misalin Amfani na Aiki

Yanayi: Ƙirƙirar layi ɗaya, VMS na haruffa ja don bas.

1. Tsarin Pixel:An shirya LED ɗin kwai a cikin tsarin matrix ɗin digo 5x7 don kowane hali. Kusurwar dubawarsu ta kwance 110° tana tabbatar da cewa ana iya karanta saƙon daga kujeru a fadin titin.
2. Da'irar Tuƙi:An zaɓi IC ɗin direban LED na halin yanzu na tsaye, an saita shi don isar da 20mA kowane tashoshi. LED ɗin a cikin ginshiƙi an haɗa su a jere, tare da direba yana sarrafa jimlar ƙarfin wutar gaba.
3. Gudanar da Zafi:An ƙera PCB tare da manyan kofuna na tagulla waɗanda aka haɗa zuwa fakitin cathode na LED, suna aiki azaman mai yada zafi. Ana la'akari da yanayin yanayi na cikin bas a cikin kewayon -40 zuwa +85°C.
4. Binning:Don tabbatar da bayyanar iri ɗaya a cikin nuni, LED ɗin daga kwandon Tsawon Tsawon Mai Mahimmanci ɗaya (R1 ko R2) da kunkuntar kewayon kwandon Ƙarfin Hasken Hasken (misali, RB da RC kawai) an ƙayyade su a cikin odar.

12. Gabatarwar Ka'idar Fasaha

Wannan LED yana amfani da guntu na semiconductor na AlGaInP (Aluminum Gallium Indium Phosphide). Lokacin da aka yi amfani da ƙarfin wutar gaba, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na guntu, suna sakin makamashi a cikin nau'in photons. Takamaiman rabo na aluminum, gallium, da indium a cikin lattice crystal yana ƙayyade ƙarfin bandgap, wanda kai tsaye yayi daidai da tsawon tsawon hasken da aka fitar—a wannan yanayin, ja (~621-632 nm). Ruwan tabarau na epoxy mai siffar kwai an ƙera shi daidai don sarrafa tsarin radiyo, yana nuna haske a ciki da karkatar da haske don cimma kusurwar dubawa 110°x60° da ake so.

13. Trends na Masana'antu

Trend a cikin alamun nuni da LED ɗin nuni yana ci gaba zuwa mafi inganci (ƙarin lumens kowace watt), yana ba da damar rage amfani da wutar lantarki da rage nauyin zafi. Hakanan ana mai da hankali kan ingantaccen daidaiton launi da ƙaramin juriya na binning don ba da damar manyan nunin nuni mara kyau. Bugu da ƙari, aminci da tsawon rai a ƙarƙashin mawuyacin yanayin muhalli (UV, sake zagayowar zafin jiki, danshi) sun kasance masu mahimmanci don ci gaban kayan aiki da marufi, kamar amfani da ƙarin ƙarfi na tushen silicone maimakon epoxy na gargajiya.