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| LED Infrared LED L1915 series TO-46 type GaAlAs infrared LED L1915 is mounted on a TO-46 metal stem potted with clear epoxy resin. L1915-01 is encapsulated in a TO-46 package sealed with a glass lens window. L1915-02 is also encapsulated in a TO-46 package but sealed with a flat glass window. Features Applications l High radiant output power l Direct modulation possible l High reliability and long life l Auto-focus l Automatic control systems l Optical switches l Mark sensors l Optical remote control I Absolute maximum ratings (Ta=25 C) Parameter Forward current Reverse voltage Symbol I. V4 I.2 Topr Tstg Condition Pulse forward current Operating temperature Storage temperature Pulse width=10 s Duty ratio=1 % Value 100 5 1.5 -30 to +85 -40 to +100 * Unit mA V A C C * L1915 is guaranteed to resist temperature cycle test of up to 5 cycles. I Electrical and optical characteristics (Ta=25 C) Parameter Peak emission wavelength Spectral half width Forward voltage Pulse forward voltage Reverse current Radiant flux Radiant illuminance Rise time Fall time Symbol lp Dl V. V.2 I4 fe Ptr tf Min. I.=50 mA 870 I.=50 mA I.=50 mA I.=1.5 A V4=5 V I.=50 mA 8 I.=50 mA I.=50 mA, 10 to 90 % I.=50 mA, 90 to 10 % Condition L1915 L1915-01 L1915-02 Unit Typ. Max. Min. Typ. Max. Min. Typ. Max. 890 920 870 890 920 870 890 920 nm 80 80 80 nm 1.4 1.5 1.4 1.5 1.4 1.5 V 3.1 3.8 3.1 3.8 3.1 3.8 V 5 5 5 A 10 3.6 4.5 3.6 4.5 mW 1.0 2.7 1.0 mW/cm 0.45 0.7 0.45 0.7 0.45 0.7 s 0.45 0.7 0.45 0.7 0.45 0.7 s Infrared LED I Emission spectrum 100 (Typ. Ta=25 C, IF=50 mA) L1915 series (Typ. Ta=25 C, tw=100 s, 0.1 %) I Radiant flux vs. forward current 1000 (Typ. Ta=25 C, tw=100 s, 0.1 %) I Forward current vs. forward voltage 10000 RELATIVE RADIANT OUTPUT (%) FORWARD CURRENT (mA) 80 1000 RADIANT FLUX (mW) L1915 100 60 100 40 10 L1915-01/-02 10 20 0 700 800 900 1000 1 1 10 100 1000 10000 1 1.0 1.5 2.0 2.5 3.0 3.5 WAVELENGTH (nm) KLEDB0117EB FORWARD CURRENT (mA) KLEDB0139EB FORWARD VOLTAGE (V) KLEDB0140EB I Directivity (Typ. Ta=25 C) 20 10 0 100 % L1915 80 % 10 20 L1915-02 I Radiant output vs. ambient temperature +3 (Typ. IF=50 mA) I Allowable forward current vs. ambient temperature (Typ.) RELATIVE ALLOWABLE FORWARD CURRENT (%) RELATIVE RADIANT OUTPUT (dB) 30 30 +2 +1 0 -1 -2 -3 -4 -5 -40 100 80 40 L1915-01 60 % 40 60 50 60 70 80 90 40 % 50 60 40 20 % 70 80 90 20 -20 0 20 40 60 80 100 0 -40 -20 0 20 40 60 80 100 RELATIVE RADIANT OUTPUT (%) AMBIENT TEMPERATURE (C) KLEDB0141EA KLEDB0150EA AMBIENT TEMPERATURE (C) KLEDB0027EB I Dimensional outlines (unit: mm) L1915 CLEAR EPOXY RESIN 4.2 0.1 L1915-01 2.3 0.3 5.4 0.2 4.65 0.1 L1915-02 5.4 0.2 4.7 0.1 3.6 0.2 13.5 KLEDA0053EB 5.4 0.1 GLASS WINDOW 3.0 0.1 1.12 0.1 0.45 LEAD 2.54 0.2 4.5 0.2 13.5 13.5 6.65 0.2 0.45 LEAD 2.54 0.2 0.45 LEAD 2.54 0.2 COMMON TO CASE COMMON TO CASE COMMON TO CASE KLEDA0009ED KLEDA0052EB 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)2002 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. KLED1013E02 Dec. 2002 DN |
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