NSSW203 Datasheet, PDF (3/17 Pages) NICHIA CORPORATION – SPECIFICATIONS FOR WHITE LED

RANKS
NICHIA STS-DA1-2370 <Cat.No.120330>
Item
Forward Voltage
Reverse Current
Luminous Flux
Rank
-
-
W550
W525
W500
W475
W450
W425
Min
2.8
-
5.50
5.25
5.00
4.75
4.50
4.25
Max
3.5
50
5.75
5.50
5.25
5.00
4.75
4.50
Unit
V
µA
lm
Color Ranks
x
0.2800
y
0.2480
Rank Sa52
0.2720 0.2820
0.2580 0.2720
0.2880
0.2620
Rank Sa56
x
0.2830 0.2800 0.2880 0.2910
y
0.2440 0.2480 0.2620 0.2580
Rank Sa57
x
0.2720 0.2793 0.2820
y
0.2580 0.2755 0.2720
Rank Sa62
x
0.2880 0.2820 0.2910
0.2960
y
0.2620 0.2720 0.2870
0.2760
Rank Sa66
x
0.2910 0.2880 0.2960 0.2980
y
0.2580 0.2620 0.2760 0.2710
Rank Sa67
x
0.2820 0.2793 0.2887 0.2910
y
0.2720 0.2755 0.2916 0.2870
Rank Sbj2
x
0.2960 0.2910 0.2990 0.3040
y
0.2760 0.2870 0.3010 0.2900
Rank Sbj6
x
0.2980 0.2960 0.3040 0.3062
y
0.2710 0.2760 0.2900 0.2853
Rank Sbj7
x
0.2910 0.2887 0.2968 0.2990
y
0.2870 0.2916 0.3058 0.3010
Rank Sbk2
x
0.3040 0.2990 0.3070 0.3120
y
0.2900 0.3010 0.3150 0.3040
Rank Sbk6
x
0.3062 0.3040 0.3120 0.3142
y
0.2853 0.2900 0.3040 0.2993
Rank Sbk7
x
0.2990 0.2968 0.3048 0.3070
y
0.3010 0.3058 0.3198 0.3150
Rank Sbm2
x
0.3120 0.3070 0.3150 0.3200
y
0.3040 0.3150 0.3290 0.3180
Rank Sbm6
x
0.3142 0.3120 0.3200 0.3222
y
0.2993 0.3040 0.3180 0.3133
Rank Sbm7
x
0.3070 0.3048 0.3128 0.3150
y
0.3150 0.3198 0.3338 0.3290
* Ranking at T_A=25°C.
* Tolerance of measurements of the Forward Voltage is ±0.05V.
* Tolerance of measurements of the Luminous Flux is ±7%.
* Tolerance of measurements of the Chromaticity Coordinate is ±0.005.
* 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.
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