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| LED Infrared LED L6437 series High radiant output GaAs LED with position reference hole Features Applications l Lead frame package with position reference hole l Small package l High radiant output power l Auto-focus l Optical switch s Absolute maximum ratings (Ta=25 C) Parameter Forward current Reverse voltage Symbol IF VR IFP Topr Tstg Condition Pulse forward current Operating temperature Storage temperature Pulse width=10 s Duty ratio=1 % Value 65 5 1.0 -25 to +80 -30 to +100 Unit mA V A C C s Electrical and optical characteristics (Ta=25 C) Parameter Symbol Condition Peak emission wavelength IF=50 mA p Spectral half width IF=50 mA Forward voltage VF IF=50 mA Pulse forward voltage VFP IF=1.0 A Reverse current IR VR=5 V Radiant flux IF=50 mA e Radiant illuminance PE IF=50 mA Rise time tr IF=50 mA, 10 to 90 % Fall time tf IF=50 mA, 90 to 10 % Min. 920 7.0 Typ. 945 60 1.35 2.5 10.0 0.5 2.0 1.0 Max. 970 1.45 3.1 20 3.0 2.0 Unit nm nm V V A mW mW/cm2 s s Infrared LED s Emission spectrum 100 (Typ. Ta=25 C, IF=50 mA) L6437 series (Typ. Ta=25 C, tw=100 s, 1 %) s Radiant flux vs. forward current 1000 (Typ. Ta=25 C, tw=100 s, 0.1 %) s Forward current vs. forward voltage 1000 RELATIVE RADIANT OUTPUT (%) RADIANT FLUX (mW) 100 FORWARD CURRENT (mA) 80 100 60 10 40 10 1 20 0 800 900 1000 1100 0.1 0.1 1 10 100 1000 1 1.0 1.5 2.0 2.5 3.0 WAVELENGTH (nm) KLEDB0181EA FORWARD CURRENT (mA) KLEDB0182EA FORWARD VOLTAGE (V) KLEDB0183EA s Directivity (Typ. Ta=25 C) 30 20 10 0 100 % 10 20 30 s Radiant output vs. ambient temperature +2 +1 0 -1 (Typ. IF=50 mA) s Allowable forward current vs. ambient temperature (Typ.) RELATIVE ALLOWABLE FORWARD CURRENT (%) 100 40 80 % 40 RELATIVE RADIANT OUTPUT (dB) 80 50 60 % 50 60 -2 -3 -4 -5 -40 60 40 % 60 40 70 20 % 80 90 70 80 90 20 -20 0 20 40 60 80 100 0 -40 -20 0 20 40 60 80 100 RELATIVE RADIANT OUTPUT (%) KLEDB0071EB AMBIENT TEMPERATURE (C) KLEDB0184EA AMBIENT TEMPERATURE (C) KLEDB0027EB s Dimensional outlines (unit: mm) L6437 6.0 0.06 4.1 0.2 (INCLUDING BURR) 0.8+0.06 -0 1.905 1.905 L6437-01 6.0 0.06 4.1 0.2 (INCLUDING BURR) 5.0 0.2 (INCLUDING BURR) 0.8+0.06 -0 1.905 1.905 0.5 0.5 5.0 0.2 (INCLUDING BURR) 4.7 0.1 4.8 0.1 4.7 0.1 R0.4+0.03 -0 (1.25) (1.25) 1.95 0.4 4.0 0.1 0.9+0.06 -0 (REFERENCE HOLE) 1.95 0.4 R0.4 -0 0.8 0.1 1.8 0.1 +0.03 1.5 0.4 1.95 0.4 4.0 0.1 0.9 -0 (REFERENCE HOLE) 1.5 0.4 1.95 0.4 +0.06 0.8 0.1 1.8 0.1 7.9 0.3 10 0.25 NC CATHODE ANODE NC CATHODE CATHODE 7.9 0.3 7.0 0.3 0.7 0.3 10 0.25 0.7 0.3 NC CATHODE ANODE NC CATHODE CATHODE 5 5 KLEDA0031EB 0.1 0.1 0.25 KLEDA0062EA 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. (c)2001 Hamamatsu Photonics K.K. HAMAMATSU PHOTONICS K.K., Solid State Division 1126-1 Ichino-cho, Hamamatsu City, 435-8558 Japan, Telephone: (81) 053-434-3311, Fax: (81) 053-434-5184, http://www.hamamatsu.com 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) 08152-3750, Fax: (49) 08152-2658 France: Hamamatsu Photonics France S.A.R.L.: 8, 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/E, 20020 Arese, (Milano), Italy, Telephone: (39) 02-935-81-733, Fax: (39) 02-935-81-741 Cat. No. KLED1027E01 Apr. 2001 DN 5 4.8 0.1 1.77 10 1.77 10 5 |
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