Performance Groups – Chromaticity
White XLamp LEDs are tested for chromaticity and placed into one of the regions defined by the bounding coordinates
below.
White Chromaticity Region Bounding Coordinates
Region
x
y
Region
x
y
.283
.295
.298
.287
.292
.295
.283
.279
.295
.308
.310
.298
.306
.308
.295
.292
.301
.306
.292
.287
.308
.317
.318
.310
.316
.317
.308
.306
.284
.297
.288
.276
.306
.297
.284
.291
.297
.311
.300
.288
.322
.311
.297
.306
.342
.322
.306
.321
.311
.319
.308
.300
.332
.319
.311
.322
.314
.316
.306
.301
.317
.329
.329
.318
.329
.329
.317
.316
.329
.329
.316
.314
.329
.329
.346
.344
.348
.346
.329
.329
.355
.332
.322
.342
.319
.330
.318
.308
.345
.330
.319
.332
.369
.345
.332
.355
.330
.345
.359
.342
.384
.359
.345
.369
WK
WF
WA
WM
WB
WE
WN
WC
WP
WD
WG
WJ
WH
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
Copyright © 2007 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree, the
Cree logo and XLamp are registered trademarks of Cree, Inc.
USA Tel: +1.919.313.5300
www.cree.com/xlamp
ꢂ
CLD-APꢀ2.002
CREE [ CREE, INC ]
