L3989-02 데이터 시트보기 (PDF) - Hamamatsu Photonics
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L3989-02 Datasheet PDF : 4 Pages
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Infrared LED
L3989 series
Emission spectrum
100
(Typ. Ta=25 °C, IF=50 mA)
80
60
40
20
0
700
800
900
1000
Wavelength (nm)
KLEDB0212EA
Forward current vs. forward voltage
1000
(Typ. Ta=25 °C, tw=100 μs, 0.1%)
100
10
1.0
1.5
2.0
Forward voltage (V)
2.5
KLEDB0214EA
Radiant flux vs. forward current
1000
(Typ. Ta=25 °C, tw=100 μs, 0.1%)
100
L3989
L3989-02
10
L3989-01
1
1
10
100
1000
Forward current (mA)
KLEDB0213EB
Directivity
20°
10°
30°
0°
100
%
80%
(Typ. Ta=25 °C)
10°
20°
30°
40°
L3989-02 60% L3989
40°
50°
40
50°
% L3989-01
60°
60°
20
70°
%
70°
80°
80°
90°
90°
Relative radiant output (%)
KLEDB0215EA
2
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