Datasheet
99
Copyright © 2013-2015 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.
9
XLamp
®
CXa1520 LED
PERFORMANCE GROUPS - CHROMATICITY (T
J
= 85 °C)
XLamp CXA1520 LEDs are tested for chromaticity and placed into one of the regions dened by the following bounding
coordinates.
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
EasyWhite Color Temperatures – 4-Step
Code CCT x y
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
0.4589C 0.4021
ANSI White Bins
Code CCT
Bin
Code
x y
0E3 5000 K
3A0
.3371 .3490
.3451 .3554
.3440 .3427
.3366 .3369
3B0
.3376 .3616
.3463 .3687
.3451 .3554
.3371 .3490
3C0
.3463 .3687
.3551 .3760
.3533 .3620
.3451 .3554
3D0
.3451 .3554
.3533 .3620
.3515 .3487
.3440 .3427
ANSI White Bins
Code CCT
Bin
Code
x y
0E5 4000 K
5A0
.3670 .3578
.3702 .3722
.3825 .3798
.3783 .3646
5B0
.3702 .3722
.3736 .3874
.3869 .3958
.3825 .3798
5C0
.3825 .3798
.3869 .3958
.4006 .4044
.3950 .3875
5D0
.3783 .3646
.3825 .3798
.3950 .3875
.3898 .3716