ꢀ Forward Current vs.
ꢀ Spectrum
Chromaticity Coordinate (λD)
1.2
1
0.13
Ta=25°C
Ta=25°C
IF=20mA
0.11
0.8
0.6
0.4
0.2
0
1mA(473nm)
0.09
5mA(472nm)
20mA(470nm)
0.07
50mA(468nm)
100mA(467nm)
0.05
0.03
0.10 0.12 0.14 0.16 0.18 0.20
350 400 450 500 550 600 650
Wavelength λ (nm)
x
ꢀ Forward Current vs.
ꢀ Ambient Temperature vs.
ꢀ Directivity (NSPB346BS)
Dominant Wavelength
Dominant Wavelength
0°
10°
Y
Y
474
476
1
20°
30°
Ta=25°C
473
Ta=25°C
IF=20mA
IFP=20mA
474
X
X
40°
472
471
470
469
468
467
466
X-X
Y-Y
50°
472
470
468
466
464
60°
0.5
70°
80°
90°
0
1
5
10 20
50 100
-40 -20
0
20 40 60 80 100
90°
60°
30°
0°
0.5
1
Radiation Angle
Ambient Temperature Ta (°C)
Forward Current IFP (mA)
Model
NSPB346BS
NICHIA CORPORATION Title
TYP.CHARACTERISTICS
011130109771
No.
NICHIA [ NICHIA CORPORATION ]
