NSSW063A Datasheet, PDF (3/17 Pages) NICHIA CORPORATION – SPECIFICATIONS FOR WHITE LED

RANKS
NICHIA STS-DA1-2546 <Cat.No.120629>
Item
Forward Voltage
-
Z
Luminous Intensity Y
X
Rank
Min
2.6
5.76
4.00
2.88
Max
3.3
8.00
5.76
4.00
Unit
V
cd
Color Ranks
x
0.280
y
0.248
Rank a0
0.264
0.283
0.267
0.305
0.296
0.276
Rank b1
x
0.287
0.283
0.330
0.330
y
0.295
0.305
0.360
0.339
Rank b2
x
0.296
0.287
0.330
0.330
x
0.330
y
0.276
0.295
0.339
0.318
y
0.318
* 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.
Rank c0
0.330
0.361
0.360
0.385
0.356
0.351
2