Datasheet
1414
Copyright © 2012-2015 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree
®
, the Cree logo, XLamp
®
and EasyWhite
®
are
registered trademarks of Cree, Inc. UL
®
and the UR logo are registered trademarks of UL LLC.
14
XLamp
®
CXa2520 LED
PERFORMANCE GROUPS - CHROMATICITY (T
J
= 85 °C)
XLamp CXA2520 LEDs are tested for chromaticity and placed into one of the regions dened by the following bounding
coordinates.
EasyWhite Color Temperatures – 4-Step
Code CCT x y
65F 6500 K
0.3097 0.3196
0.3079 0.3297
0.3164 0.3382
0.3176 0.3275
57F 5700 K
0.3253 0.3325
0.3249 0.3439
0.3331 0.3514
0.3330 0.3393
50F 5000 K
0.3407 0.3459
0.3415 0.3586
0.3499 0.3654
0.3484 0.3521
40F 4000 K
0.3744 0.3685
0.3782 0.3837
0.3912 0.3917
0.3863 0.3758
35F 3500 K
0.3981 0.3800
0.4040 0.3966
0.4186 0.4037
0.4116 0.3865
30F 3000 K
0.4242 0.3919
0.4322 0.4096
0.4449 0.4141
0.4359 0.3960
27F 2700 K
0.4475 0.3994
0.4573 0.4178
0.4695 0.4207
0.4589 0.4021
EasyWhite Color Temperatures – 2-Step
Code CCT x y
50H 5000 K
0.3429 0.3507
0.3434 0.3571
0.3475 0.3604
0.3469 0.3539
40H 4000 K
0.3784 0.3741
0.3804 0.3818
0.3867 0.3857
0.3844 0.3778
35H 3500 K
0.4030 0.3857
0.4061 0.3941
0.4132 0.3976
0.4099 0.3890
30H 3000 K
0.4291 0.3973
0.4333 0.4062
0.4395 0.4084
0.4351 0.3994
27H 2700 K
0.4528 0.4046
0.4578 0.4138
0.4638 0.4152
0.4586 0.4060