Infrared LED L10822 series Peak emission wavelength: 1.3 m The L10822 series is a long wavelength LED using an InGaAs chip. Peak emission occurs at 1.3 m, making the L10822 series suitable for detection of moisture. Features Applications Peak emission wavelength: 1.3 m Reference light source for moisture meter High radiant output power Light source for photosensitive material Narrow directivity (L10822-01) Absolute maximum ratings (Ta=25 C, unless otherwise noted) Parameter Reverse voltage Forward current Forward current derating rate Pulse forward current Pulse forward current derating rate Power dissipation Operating temperature Storage temperature Symbol VR IF IFP P Topr Tstg Condition Ta > 25 C Pulse width=10 s Duty ratio=1 % Ta > 25 C Value 1 80 1.1 Unit V mA mA/C 1.0 A 13 150 -30 to +85 -40 to +100 mA/C mW C C Electrical and optical characteristics (Ta=25 C) Parameter Peak emission wavelength Spectral half width Radiant flux Forward voltage Reverse current Cut-off frequency *1 Symbol p e 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. 1.25 2.0 10 L10822 Typ. 1.3 90 2.8 1.1 15 Max. 1.35 140 1.6 10 - Min. 1.25 2.2 10 L10822-01 Typ. 1.3 90 3.1 1.1 15 Max. 1.35 140 1.6 10 - Unit m nm mW V A MHz * Frequency at which the light output decreases by 3 dB from the light output at 100 kHz www.hamamatsu.com 1 Infrared LED L10822 series Emission spectrum Radiant flux vs. forward current (Typ. Ta=25 C, IF=50 mA) 100 (Typ. Ta=25 C, tw=100 s, 0.1%) 100 80 70 Radiant flux (mW) Relative radiant output (%) 90 60 50 40 30 L10822-01 10 L10822 1 20 10 0 1000 1100 1200 1300 1400 0.1 10 1500 100 Wavelength (nm) 1000 Forward current (mA) KLEDB0332EA KLEDB0333EA Forward current vs. forward voltage Directivity (Typ. Ta=25 C, tw=100 s, 0.1%) 1000 20 10 0 10 (Typ. Ta=25 C) 20 30 30 40 40 50 Forward current (mA) 50 L10822 60 60 70 70 L10822-01 100 80 90 100 80 80 60 40 20 0 20 40 60 80 90 100 Relative radiant output (%) KLEDB0335EA 10 0.5 1.0 1.5 2.0 2.5 Forward voltage (V) KLEDB0334EA 2 Infrared LED L10822 series Radiant output vs. ambient temperature Allowable forward current vs. ambient temperature (Typ. IF=50 mA) +3 110 Relative forward current (%) +2 Relative radiant output (dB) (Typ.) 120 +1 0 -1 -2 -3 100 90 80 70 60 50 40 30 20 -4 10 -5 -40 -20 0 20 40 60 80 0 -40 100 -20 0 20 40 60 80 100 Ambient temperature (C) Ambient temperature (C) KLEDB0327EA KLEDB0328EA Allowable forward current vs. duty ratio (Typ. Ta=25 C) Allowable forward current (A) 10 Pulse width=1 s Pulse width=10 s 1 Pulse width=100 s 0.1 0.01 0.01 0.1 1 10 100 Duty ratio (%) KLEDB0225EA 3 Infrared LED L10822 series Dimensional outlines (unit: mm) L10822-01 5.4 0.2 4.7 0.1 4.65 0.1 3.6 0.2 5.4 0.2 0.45 0.05 Lead 13.5 1 13.5 1 4.5 0.2 Glass window 3.0 0.1 0.45 0.05 Lead 2.54 0.2 6.65 0.2 L10822 2.54 0.2 Common to case Common to case KLEDA0090EA KLEDA0091EA Information furnished by HAMAMATSU is believed to be reliable. However, no responsibility is assumed for possible inaccuracies or omissions. Specifications are subject to change without notice. No patent rights are granted to any of the circuits described herein. Type numbers of products listed in the specification sheets or supplied as samples may have a suffix "(X)" which means tentative specifications or a suffix "(Z)" which means developmental specifications. (c)2010 Hamamatsu Photonics K.K. 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, P.O.Box 6910, Bridgewater, N.J. 08807-0910, 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: Smidesvagen 12, SE-171 41 Solna, 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) 02-935-81-733, Fax: (39) 02-935-81-741 Cat. No. KLED1056E01 Aug. 2010 DN 4