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L3989-01 Datasheet(PDF) 2 Page - Hamamatsu Corporation |
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L3989-01 Datasheet(HTML) 2 Page - Hamamatsu Corporation |
2 / 3 page Infrared LED L3989 series s Emission spectrum KLEDB0212EA s Radiant flux vs. forward current KLEDB0213EA s Forward current vs. forward voltage KLEDB0214EA s Directivity KLEDB0215EA s Radiant output vs. ambient temperature KLEDB0216EA s Allowable forward current vs. ambient temperature KLEDB0027EB WAVELENGTH (nm) (Typ. Ta=25 ˚C, IF=50 mA) 800 700 0 20 100 80 60 40 900 1000 FORWARD CURRENT (mA) (Typ. Ta=25 ˚C, tw=100 µs, 0.1 %) 10 1 1 10 1000 100 100 1000 L3989 L3989-02 L3989-01 FORWARD VOLTAGE (V) (Typ. Ta=25 ˚C, tw=100 µs, 0.1 %) 1.5 1.0 10 1000 100 2.0 2.5 RELATIVE RADIANT OUTPUT (%) (Typ. Ta=25 ˚C) 80 % 60 % 20˚ 10˚ 0˚ 10˚ 20˚ 90˚ 80˚ 50˚ 40˚ 30˚ 70˚ 60˚ 90˚ 80˚ 50˚ 40˚ 30˚ 70˚ 60˚ 100 % 40 % 20 % L3989-02 L3989-01 L3989 AMBIENT TEMPERATURE (˚C) (Typ. IF=50 mA) 0 -20 -40 -5 -4 -2 -3 -1 +3 +2 +1 0 20 40 60 80 100 -40 -20 0 20 (Typ.) 40 60 80 100 0 40 60 80 100 AMBIENT TEMPERATURE (˚C) 20 2 |
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