Infrared LED L10660 series Peak emission wavelength: 1.45 μm The L10660 series is a high-power LED that emits infrared light at a peak wavelength of 1.45 μm. The LED is suitable for applications requiring use of infrared emitters with InGaAs photodiode. Features Applications Peak emission wavelength: 1.45 μm Light source for moisture meter High radiant output power Light source for foreign object screening Absolute maximum ratings (Ta=25 °C, unless otherwise noted) Parameter Symbol Condition Reverse voltage VR Forward current IF Forward current decrease rate Ta > 25 °C Pulse width=10 μs Pulse forward current IFP Duty ratio=1% Pulse forward current Ta > 25 °C decrease rate Power dissipation P Operating temperature Topr Storage temperature Tstg Value 1 80 1.1 Unit V mA mA/°C 1.0 A 13 mA/°C 150 -30 to +85 -40 to +100 mW °C °C Note: Exceeding the absolute maximum ratings even momentarily may cause a drop in product quality. Always be sure to use the product within the absolute maximum ratings. Electrical and optical characteristics (Ta=25 °C) Parameter Peak emission wavelength Spectral half width (FWHM) Radiant flux Forward voltage Reverse current Cut-off frequency * Symbol λp Δλ φe VF IR fc Condition IF=50 mA IF=50 mA IF=50 mA IF=50 mA VR=1 V IF=50 mA ± 10 mAp-p Min. 1.4 1.8 10 L10660 Typ. 1.45 120 2.4 1.0 15 Max. 1.5 170 1.5 10 - Min. 1.4 2.0 10 L10660-01 Typ. 1.45 120 2.8 1.0 15 Max. 1.5 170 1.5 10 - Unit μm nm mW V μA MHz * Frequency at which the light output drops by -3 dB based on light output at 100 kHz. www.hamamatsu.com 1 Infrared LED L10660 series Emission spectrum Radiant flux vs. forward current (Typ. Ta=25 °C, IF=50 mA) 100 (Typ. Ta=25 °C, tw=100 µs, 0.1%) 100 L10660-01 80 70 Radiant flux (mW) Relative radiant output (%) 90 60 50 40 30 10 L10660 1 20 10 0 1200 1300 1400 1500 0.1 10 1600 100 1000 Forward current (mA) Wavelength (nm) KLEDB0311EB Forward current vs. forward voltage KLEDB0312EB Directivity (Typ. Ta=25 °C, tw=100 µs, 0.1%) 1000 20° 10° 0° 10° (Typ. Ta=25 °C) 20° 30° 30° 40° 40° 50° Forward current (mA) 50° 60° 60° L10660 70° 70° L10660-01 80° 100 90° 100 80° 80 60 40 20 0 20 40 60 80 90° 100 Relative radiant output (%) KLEDB0326EA 10 0.5 1.0 1.5 2.0 2.5 Forward voltage (V) KLEDB0325EA 2 Infrared LED L10660 series Radiant output vs. ambient temperature Allowable forward current vs. ambient temperature (Typ. IF=50 mA) Relative radiant output (dB) +2 +1 0 -1 -2 -3 -4 -5 -40 120 Relative allowable forward current (%) +3 -20 0 20 40 60 80 100 110 100 90 80 70 60 50 40 30 20 10 0 -40 -20 0 20 40 60 80 100 Ambient temperature (°C) Ambient temperature (°C) KLEDB0327EA KLEDB0328EB Allowable forward current vs. duty ratio (Ta=25 °C) Allowable forward current (A) 10 Pulse width=1 µs Pulse width=10 µs 1 Pulse width=100 µs 0.1 0.01 0.01 0.1 1 10 100 Duty ratio (%) KLEDB0225EB 3 Infrared LED L10660 series L10660-01 5.4 ± 0.2 5.4 ± 0.2 4.7 ± 0.1 4.65 ± 0.1 0.45 ± 0.05 Lead 13.5 ± 1 13.5 ± 1 Glass window 3.0 ± 0.1 4.5 ± 0.2 3.6 ± 0.2 L10660 0.45 ± 0.05 Lead 2.54 ± 0.2 6.65 ± 0.2 Dimensional outlines (unit: mm) 2.54 ± 0.2 Common to case Common to case KLEDA0090EA KLEDA0091EA Related information www.hamamatsu.com/sp/ssd/doc_en.html Precautions ∙ Disclaimer ∙ Metal, ceramic, plastic products Information described in this material is current as of November, 2015. Product specifications are subject to change without prior notice due to improvements or other reasons. This document has been carefully prepared and the information contained is believed to be accurate. In rare cases, however, there may be inaccuracies such as text errors. Before using these products, always contact us for the delivery specification sheet to check the latest specifications. The product warranty is valid for one year after delivery and is limited to product repair or replacement for defects discovered and reported to us within that one year period. However, even if within the warranty period we accept absolutely no liability for any loss caused by natural disasters or improper product use. Copying or reprinting the contents described in this material in whole or in part is prohibited without our prior permission. www.hamamatsu.com HAMAMATSU PHOTONICS K.K., Solid State Division 1126-1 Ichino-cho, Higashi-ku, Hamamatsu City, 435-8558 Japan, Telephone: (81) 53-434-3311, Fax: (81) 53-434-5184 U.S.A.: Hamamatsu Corporation: 360 Foothill Road, Bridgewater, N.J. 08807, U.S.A., Telephone: (1) 908-231-0960, Fax: (1) 908-231-1218 Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49) 8152-375-0, Fax: (49) 8152-265-8 France: Hamamatsu Photonics France S.A.R.L.: 19, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: 33-(1) 69 53 71 00, Fax: 33-(1) 69 53 71 10 United Kingdom: Hamamatsu Photonics UK Limited: 2 Howard Court, 10 Tewin Road, Welwyn Garden City, Hertfordshire AL7 1BW, United Kingdom, Telephone: (44) 1707-294888, Fax: (44) 1707-325777 North Europe: Hamamatsu Photonics Norden AB: Torshamnsgatan 35 16440 Kista, Sweden, Telephone: (46) 8-509-031-00, Fax: (46) 8-509-031-01 Italy: Hamamatsu Photonics Italia S.r.l.: Strada della Moia, 1 int. 6, 20020 Arese (Milano), Italy, Telephone: (39) 02-93581733, Fax: (39) 02-93581741 China: Hamamatsu Photonics (China) Co., Ltd.: B1201, Jiaming Center, No.27 Dongsanhuan Beilu, Chaoyang District, Beijing 100020, China, Telephone: (86) 10-6586-6006, Fax: (86) 10-6586-2866 Cat. No. KLED1055E03 Nov. 2015 DN 4