LED mai Launi Biyu 1.6x1.6x0.7mm - Yellow-Green da Amber - Ƙarfin Gaba 1.8-2.4V - Ƙarfin Wuta 48mW - Bayani na Fasaha (Turanci)

1. Bayani na Samfur

RF-P1S196TS-B47 wata ƙaramar LED SMD ce mai Launi Biyu, tare da ɓangarorin yellow-green da amber da aka haɗa a cikin wani ƙaramin marufi mai girman 1.6mm x 1.6mm x 0.7mm. Wannan ɓangaren an ƙera shi don haɗa ta hanyar fasahar SMT kuma ya dace da ayyuka masu yawa na nuni da nuni. Muhimman abubuwa sun haɗa da kusurwar gani mai faɗi (140° yawanci), yarda da RoHS, da matakin laushi na 3. LED ɗin yana aiki da madaidaicin ƙarfin gaba na 20 mA kowane launi (DC), da ƙarfin bugun jini na 60 mA (1/10 sake zagaye, fadin bugun 0.1 ms). Ƙaramin girmansa da dacewa da daidaitattun hanyoyin reflow soldering na SMT sun sa ya zama zaɓi mai kyau don ƙira da ke da ƙarancin sarari.

2. Sigogin Fasaha

2.1 Halayen Haske (Ta=25°C, IF=20mA)

• Tsawon Wave Mai Rinjaye:Kewayon bin na Yellow-green (YG): 565-575 nm; Kewayon bin na Amber (A): 600-610 nm. Ana samuwa a cikin bins masu yawa na wavelength (misali, A00, B00, B10, B20, C10, C20 don YG; 1L don Amber).
• Tsawon Rabin Bandwidth na Bakan (Δλ):Yellow-green: 15 nm yawanci; Amber: 15 nm yawanci.
• Ƙarfin Hasken Haske (IV):Yellow-green: bins 1AW (150-200 mcd) zuwa G20 (120-150 mcd), 1AP (90-120 mcd), 1DW (70-90 mcd); Amber: bins C00 (18-28 mcd), D00 (28-43 mcd), E00 (43-65 mcd), F00 (65-80 mcd), F20 (80-100 mcd).
• Kusurwar Gani (2θ1/2):140° yawanci.

2.2 Halayen Lantarki (Ta=25°C, IF=20mA)

• Ƙarfin Gaba (VF):Yellow-green: 1.8-2.4V (yawanci 2.0V); Amber: 1.8-2.4V (yawanci 2.0V). Jurewa: ±0.1V.
• Ƙarfin Komawa (IR):Matsakaicin 10 μA a VR=5V.

2.3 Matsayin Mafi Girma na Cikakken (Ta=25°C)

• Rashin Ƙarfi (Pd):48 mW kowane launi.
• Ƙarfin Gaba (IF):20 mA DC kowane launi.
• Ƙarfin Gaba Mai Girma (IFP):60 mA (fadin bugun 0.1ms, sake zagaye 1/10).
• Fitar da Lantarki (ESD, HBM):2000 V.
• Zazzabi na Aiki (Topr):-40 zuwa +85°C.
• Zazzabi na Adanawa (Tstg):-40 zuwa +85°C.
• Zazzabi na Junction (Tj):95°C mafi girma.
• Juriya na Zafi (RTHJ-S):450 °C/W.

3. Tsarin Binning

3.1 Binning na Wavelength

LED ɗin an raba shi zuwa bins na wavelength don daidaita launi daidai. Don ɓangaren yellow-green, bins sun haɗa da A00 (565-567.5nm), B00 (605-610nm? jira, daidai daga PDF: YG bins: 1L? A gaskiya PDF ya nuna YG codes: A00 (600-605nm? A'a, a hankali: Tebur 1-1 ya nuna don YG: Code A00: Min 600, Max 605? Wannan yana da alama kuskure. Sake karantawa: A karkashin "Dominant wavelength λd" na YG: code 1L? A gaskiya tebur ya nuna ginshiƙai biyu na A da YG. Bari mu fito da daidai:

Amber (A):Lambobin kudi: 1L (600-605nm), A00 (605-610nm).

Yellow-Green (YG):Lambobin kudi: B00 (565-567.5nm), B10 (567.5-570nm), B20 (570-572.5nm), C10 (572.5-575nm), C20 (575-577.5nm? A gaskiya C20: 572.5-575nm? PDF ya ce C20: 572.5-575nm, amma B20: 567.5-570nm, C10: 570-572.5nm, C20: 572.5-575nm). Don haka YG bins daga 565 zuwa 575 nm.

Don haka LED ɗin yana samuwa a cikin kewayon wavelength da yawa, yana bawa abokan ciniki damar zaɓar daidai chromaticity da ake buƙata.

3.2 Binning na Ƙarfin Hasken Haske

Ƙarfin haske an raba shi zuwa bins don tabbatar da haske mai daidaito. Don yellow-green: 1AW (150-200 mcd), 1AP (90-120 mcd), 1DW (70-90 mcd), G20 (120-150 mcd). Don amber: C00 (18-28 mcd), D00 (28-43 mcd), E00 (43-65 mcd), F00 (65-80 mcd), F20 (80-100 mcd).

3.3 Binning na Ƙarfin Gaba

Ƙarfin gaba an raba shi zuwa ƙungiyoyi (misali, VF bins) amma ba a jera su a fili a cikin PDF ba; duk da haka, bayanin yana lura da ƙimar VF na yau da kullun da jurewa. A zahiri, mai kera yana ba da lambobin bin na ƙarfin gaba akan lakabi.

4. Binciken Lankwasawan Aiki

4.1 Ƙarfin Gaba da Ƙarfin Gaba (Fig.1-6)

Lankwasa VF da IF yana nuna halayen diode na exponential na yau da kullun. A ƙananan currents (misali, 5 mA), VF yana kusan 1.6 V; a 20 mA, VF ya tashi zuwa kusan 2.0 V. Lankwasa tana da amfani don tsara resistors masu iyakance ƙarfin gaba.

4.2 Ƙarfin Haske Mai Dangantaka da Ƙarfin Gaba (Fig.1-7)

Fitowar haske mai dangantaka yana ƙaruwa tare da ƙarfin gaba a hankali a hankali. A 20 mA, ana ayyana ƙarfin haske mai dangantaka a matsayin 100%; ƙara ƙarfin gaba zuwa 30 mA yana samar da kusan 150% na ƙarfin haske mai dangantaka. Wannan yana taimaka kimanta haske a ƙarfin tuƙi daban-daban.

4.3 Dogara da Zazzabi (Fig.1-8, 1-9)

Yayin da zazzabi na pin ya tashi, ƙarfin haske mai dangantaka yana raguwa. A 85°C, ƙarfin haske mai dangantaka ya faɗi zuwa kusan 70% na ƙimar a 25°C. Hakanan, madaidaicin ƙarfin gaba da aka yarda dole ne a rage shi a manyan zazzabi don hana wuce iyakar zazzabi na junction.

4.4 Tsawon Wave Mai Rinjaye da Ƙarfin Gaba (Fig.1-10, 1-11)

Tsawon wave mai rinjaye yana canzawa kadan tare da ƙarfin gaba. Don amber, ƙara ƙarfin gaba daga 5 mA zuwa 30 mA yana haifar da canji ja na kusan 2-3 nm. Don yellow-green, canjin yana da kadan (~1 nm). Wannan halayen yana da mahimmanci ga ayyukan da ke buƙatar daidaitaccen launi.

4.5 Rarraba Bakan (Fig.1-12)

Lankwasa ƙarfin haske mai daidaita da wavelength yana nuna tsarin fitowar hasken ɓangarorin biyu. Yellow-green yana kololuwa a kusan 570 nm, amber a kusan 605 nm. Rabin bandwidth na bakan shine 15 nm ga duka, yana tabbatar da launuka masu tsabta.

4.6 Tsarin Haske (Fig.1-13)

Zane na polar yana nuna kusurwar gani mai faɗi na kusan 140° (a rabin ƙarfin haske). Fitowar haske ta kusan lambertian, tana ba da haske iri ɗaya a faɗin kusurwa mai faɗi wanda ya dace da ayyukan nuni da hasken baya.

5. Bayani na Injinjiriya da Marufi

5.1 Girman Marufi

Marufin yana auna 1.60 mm x 1.60 mm x 0.70 mm (daga sama). Kallon daga ƙasa yana nuna pads huɗu tare da alamar polarity. Pad 1 (cathode don amber?) A gaskiya pinout: Bisa ga Fig.1-4 zane na polarity: Pad 1: YG Cathode, Pad 2: Amber Cathode, Pad 3: Common Anode, Pad 4: Common Anode? Jira, kallon daga ƙasa yana nuna pads 1-4 tare da lakabi: 1: YG, 2: A, 3: Anode, 4: Anode. Don haka tsari ne na common anode. Tsarin soldering da aka ba da shawara (Fig.1-5) yana nuna girman pad: 1.7 mm x 0.8 mm ga pads 1 da 2? A gaskiya: Pad 1 da 2 suna 0.3mm x 0.6mm? Ana buƙatar fassara girman: Fig.1-5 yana nuna lambobi: 1.7, 0.3, 0.7, da sauransu. Bari mu bayyana: LED ɗin yana da terminan huɗu: anodes biyu (gama) da cathodes biyu (ɗaya ga kowane launi). Jurewa akan duk girma shine ±0.2 mm sai dai in an bayyana akasin haka.

5.2 Polarity da Tsarin Soldering

Alamar polarity akan tef din ɗaukar kaya tana nuna alkibla. Ana bayar da girman tsarin kasa na PCB da aka ba da shawara don tabbatar da kyakkyawan haɗin solder da kwanciyar hankali na injinjiriya. LED ɗin ya kamata a ɗora shi a kan saman PCB mai lebur; dole ne a guje wa karkata yayin da kuma bayan soldering.

6. Jagororin Soldering da Haɗawa

6.1 Bayanin Reflow Soldering

Bayani da aka ba da shawara na reflow ya dogara ne akan ka'idodin JEDEC. Muhimman sigogi: Preheating daga 150°C zuwa 200°C na tsawon 60-120 seconds; yawan hawan ≤3°C/s zuwa mafi girman zazzabi 260°C (mafi girman lokaci sama da 255°C na seconds 10? A gaskiya mafi girman zazzabi shine 260°C tare da lokaci sama da 217°C na mafi girman seconds 60, da kuma lokaci a cikin 5°C na mafi girman zazzabi na mafi girman seconds 30). Saurin sanyaya ≤6°C/s. Jimillar lokaci daga 25°C zuwa mafi girman zazzabi ya zama ≤ minti 8. LED ɗin na iya jure reflow cycles biyi; idan tazarar tsakanin cycles ta wuce awanni 24, ana buƙatar gasa don hana lalacewar danshi.

6.2 Soldering da Hannu

Idan an buƙaci soldering da hannu, yi amfani da ƙarfe na soldering a ≤300°C na tsawon seconds 3 kawai, da kuma sau ɗaya kawai. Kada ku sanya damuwa na injinjiriya a kan LED yayin soldering.

6.3 Adanawa da Kariya daga Danshi

LED ɗin an rarraba shi a matsayin MSL Level 3. Jakunkuna da ba a buɗe ba dole ne a adana su a ≤30°C da ≤75% RH, tare da rayuwar shiryayye na watanni 12. Da zarar an buɗe, dole ne a yi amfani da LEDs a cikin awanni 168 a karkashin ≤30°C/≤60% RH. Idan an wuce, gasa a 60±5°C na tsawon >24 hours kafin amfani.

7. Bayani na Marufi da Oda

7.1 Tef da Reel na ɗaukar Kaya

Ana ba da LEDs a cikin tef ɗin ɗaukar kaya mai yarda da EIA-481 tare da guda 4000 a kowane reel. Tef ɗin yana da faɗin 8 mm, tare da tazarar ɓangaren 4 mm. Diamita na reel shine 178 mm, diamita na hub 60 mm, da kuma faɗin ramin tef 13 mm. Kowane reel an yi masa lakabi da lambar ɓangaren, lambar spec, lambar lot, lambar bin, yawa, da lambar kwanan wata.

7.2 Jakar Kariyar Danshi da Akwati

Kowane reel ana saka shi a cikin jakar kariyar danshi tare da desiccant da katin nuna danshi. Jakar an rufe ta da injin kuma an sanya a cikin akwatin kwali don jigilar kaya. Lakabin akwatin ya haɗa da bayanin samfur da kuma gargaɗin mu'amala.

8. Bayani na Aiki

8.1 Ayyuka na Yau da Kullun

• Masu nuni na haske (matsayi, wuta, kuskure)
• Hasken baya na maɓalli da alama
• Nuni da sigina na gaba ɗaya

8.2 Abubuwan da ake La'akari da su a ƙira

• Yi amfani da resistors masu iyakance ƙarfin gaba a jere tare da kowane launi don kiyaye IF mai tsayi a cikin mafi girman matsayi na cikakken.
• Gudanar da zafi: Zazzabi na junction na LED bai kamata ya wuce 95°C ba. Ana ba da shawara don samun isasshen sararin jan ƙarfe na PCB da vias na zafi don tarwatsa zafi.
• Ka guje wa fallasa ga mahaɗan sulfur, chlorine, bromine sama da iyakokin da aka kayyade (sulfur<100ppm, halogen guda<900ppm, jimlar halogen<1500ppm) don hana lalacewar LED.
• Kariyar ESD: yi mu'amala da matakan kariya na ESD; ana ba da shawara don amfani da madaurin wuyan hannu da wuraren aiki masu gudanarwa.

9. Kwatancen Fasaha da Samfuran Makamantan

Idan aka kwatanta da LEDs masu launi ɗaya, wannan na'urar mai Launi Biyu tana ceton sararin PCB kuma tana sauƙaƙa haɗawa ta hanyar samar da launuka biyu a cikin marufi ɗaya. Faɗin kusurwar gani na 140° ya fi yawancin LEDs SMD na yau da kullun (yawanci 120°). Bins na ƙarfin haske da wavelength da ake samu suna ba da damar daidaita launi da haske, wanda ke da mahimmanci ga tsararrun LEDs masu yawa. Duk da haka, madaidaicin ƙarfin DC kowane launi an iyakance shi zuwa 20 mA, wanda yake na yau da kullun ga wannan girman marufi; buƙatun haske mafi girma zai buƙaci amfani da marufi mafi girma.

10. Tambayoyin da ake yawan yi

Tambaya: Shin zan iya tuka ɓangarorin yellow-green da amber a lokaci ɗaya?Ee, muddin jimlar rashin ƙarfi bai wuce mafi girman matsayi na cikakken ga kowane ɓangaren ɗaya ɗaya ba (48 mW kowane). Yi amfani da resistors masu iyakance ƙarfin gaba daban.

Tambaya: Menene mafi ƙarancin girman pad na PCB da aka ba da shawara?Tsarin soldering da aka ba da shawara yana cikin Fig.1-5 tare da girman pad 0.8mm x 0.6mm? A gaskiya shine 1.7mm x 0.8mm ga anodes? Muna ba da shawara don bin daidai tsarin don tabbatar da kyakkyawan rigar solder da ƙarfin injinjiriya.

Tambaya: Yaya zan adana LEDs bayan buɗe jakar?Yi amfani da su a cikin awanni 168 a ≤30°C/≤60%RH. Idan ba a yi amfani ba, gasa a 60°C na tsawon >24 hours kafin reflow.

11. Nazarin Hali: Mai Nuna Matsayi Mai Launi Biyu

Wani mai kera na'urar sadarwa ya yi amfani da RF-P1S196TS-B47 don nuna matsayin haɗi: amber don 100 Mbps, yellow-green don 1 Gbps. Ta hanyar tuka kowane ɓangaren daban, sun sami bambance bambancen launi a sarari. Faɗin kusurwar gani ya ba da damar ganuwa daga dukkan kusurwoyi a gaban panel. Ƙaramin girma ya ba da damar tsararru mai yawa na tashoshi 48 a kan PCB guda ɗaya.

12. Ƙa'idar Aiki

LED mai Launi Biyu ya ƙunshi ɓangarorin semiconductor guda biyu masu zaman kansu: ɗaya InGaN-based yellow-green (yana fitowa kusa da 570 nm) da ɗaya AlInGaP-based amber (yana fitowa kusa da 605 nm). Dukansu an ɗora su a kan common lead frame tare da tsarin common anode. Lokacin da ƙarfin gaba ya keta ta hanyar p-n junction, electrons da holes sun sake haɗuwa don fitar da photons. Tsawon wave an ƙayyade shi ta hanyar bandgap na semiconductor. Marufin yana amfani da ruwan tabarau na epoxy mai haske don siffanta rarraba haske.

13. Hanyoyin Fasaha da Hasashen Gaba

Hanyar da ke cikin LEDs SMD ita ce zuwa ga ƙananan marufi tare da inganci mafi girma da daidaiton launi mafi kyau. Fasaha kamar chip-scale packaging (CSP) da flip-chip suna samun karbuwa. LEDs masu Launi da yawa suna ƙara haɗawa tare da masu tuƙi masu hankali don daidaita launi mai canzawa. RF-P1S196TS-B47 yana wakiltar mafita mai inganci, amintacce don ayyuka na matsakaici. Ci gaba na gaba na iya haɗawa da ƙarin matsayi na ƙarfin gaba ta hanyar ingantaccen gudanar da zafi da haɗawa da microcontrollers don ayyukan RGB masu iya magana.