NSSM227A Datasheet, PDF (3/16 Pages) NICHIA CORPORATION – SPECIFICATIONS FOR FULL COLOR LED

RANKS
NICHIA STS-DA1-1787C <Cat.No.120522>
Item
Forward Voltage
Reverse Current
Luminous Intensity
Rank
-
-
BT
BS
BR
Blue
Min
2.80
-
445
352
280
Max
3.55
50
560
445
352
Rank
-
-
GT
GS
GR
Green
Min
2.75
-
2222
1764
1400
Max
3.55
50
2800
2222
1764
Rank
-
-
RT
RS
RR
Red
Min
1.80
-
950
755
600
Max
2.55
50
1200
950
755
Unit
V
µA
mcd
Color Ranks
Blue
x
0.139
y
0.035
Rank W1
0.129
0.145
0.050
0.072
0.152
0.056
Rank W2
x
0.129
0.113
0.134
0.145
y
0.050
0.080
0.105
0.072
Green
x
y
0.166
0.676
Rank G1m
0.136
0.176
0.739
0.750
0.201
0.686
Rank G2m
x
0.201
0.176
0.220
0.237
y
0.686
0.750
0.745
0.684
Red
Rank R8
x
0.6742 0.6598 0.6915 0.7080
y
0.2958 0.3106 0.3083 0.2920
* Ranking at T_A=25°C.
* Tolerance of measurements of the Forward Voltage is ±0.05V.
* Tolerance of measurements of the Luminous Intensity is ±10%.
* Tolerance of measurements of the Chromaticity Coordinate is ±0.01.
* A shipment shall consist of LEDs in a combination of the above ranks.
The percentage of each rank in the shipment shall be determined by Nichia.
Luminous Intensity Ranks by Color Rank
Ranking by
Ranking by
Luminous Intensity
BR
BS
BT
GR
GS
GT
RR
RS
RT
Color Coordinates
W1
W2
G1m,G2m
R8
2