L2791-02 データシートの表示（PDF） - Hamamatsu Photonics
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L2791-02 Datasheet PDF : 3 Pages
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s Emission spectrum
100
(Typ. Ta=25 ˚C, IF=50 mA)
80
60
40
20
0
700
800
900
WAVELENGTH (nm)
1000
KLEDB0158EA
s Forward current vs. forward voltage
1000
(Typ. Ta=25 ˚C, tw=100 µs, 1 %)
100
10
1
1.0
1.5
2.0
2.5
3.0
3.5
FORWARD VOLTAGE (V)
KLEDB0160EA
s Radiant output vs. ambient temperature
+1
(Typ. IF=50 mA)
0
-1
-2
-3
-40 -20 0 20 40 60 80 100
AMBIENT TEMPERATURE (˚C)
KLEDB0162EA
2
Infrared LED L2791 series
s Radiant flux vs. forward current
(Typ. Ta=25 ˚C, tw=100 µs, 0.1 %)
100
L2791-03
10
1
L2791, L2791-02
0.1
1
10
100
FORWARD CURRENT (mA)
1000
KLEDB0159EA
s Directivity
20˚ 10˚
0˚
10˚
(Typ. Ta=25 ˚C)
20˚
30˚
30˚
40˚
40˚
50˚
50˚
60˚
70˚
L2791-02
L2791
60˚
70˚
80˚
90˚
100 80 60 40 20
L2791-03 *
0 20 40 60
80˚
90˚
80 100
RELATIVE RADIANT OUTPUT (%)
* L2791-03: Except for reflection ingredient of the base.
KLEDB0161EA
s Allowable forward current vs. ambient temperature
(Typ.)
100
80
60
40
20
0
-40 -20
0
20 40 60 80 100
AMBIENT TEMPERATURE (˚C)
KLEDB0027EB
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