NSSB426CT Datasheet, PDF (10/13 Pages) NICHIA CORPORATION – SPECIFICATIONS FOR NICHIA CHIP TYPE BLUE LED

Forward Current vs.
Chromaticity Coordinate (λD)
0.13
0.11
0.09
0.07
0.05
Ta=25°C
1mA(473nm)
5mA(472nm)
20mA(470nm)
50mA(468nm)
100mA(467nm)
0.03
0.10 0.12 0.14 0.16 0.18 0.20
x
Forward Current vs.
Dominant Wavelength
474
473
Ta=25°C
472
471
470
469
468
467
466
1
5 10 20 50 100
Forward Current IFP (mA)
Spectrum
1.2
Ta=25°C
1.0
IF=20mA
0.8
0.6
0.4
0.2
0
350 400 450 500 550 600 650
Wavelength λ (nm)
Ambient Temperature vs.
Dominant Wavelength
476
474 ^IFP=20mA
472
470
468
466
464
-40 -20 0 20 40 60 80 100
Ambient Temperature Ta (°C)
Directivity
1.0
Ta=25°C
IFP=20mA
X-X
Y-Y
0.5
Ta=25°C
IF=20mA
X-X
Y-Y
0
90°
60°
30°
Radiation Angle
0° _{10° 20°}
30°
40°
50°
60°
70°
80°
90°
0°
0.5
1.0
Model
NSSB426C
NICHIA CORPORATION Title CHARACTERISTICS
No.
050922545231