Performance Groups – Chromaticity (continued)
Region
x
.3371
3A
.3451
.3440
.3366
.3512
4A
.3529
.3615
.3590
.3670
5A
.3702
.3825
.3783
.3889
6A
.3941
.4080
.4017
.4147
7A
.4221
.4342
.4259
.4373
8A
.4465
.4582
.4483
y
.3490
.3554
.3428
.3369
.3465
.3597
.3659
.3521
.3578
.3722
.3798
.3646
.3690
.3848
.3916
.3751
.3814
.3984
.4028
.3853
.3893
.4071
.4099
.3919
8B
7B
6B
5B
4B
3B
Region
x
.3376
.3463
.3451
.3371
.3529
.3548
.3641
.3615
.3702
.3736
.3869
.3825
.3941
.3996
.4146
.4080
.4221
.4299
.4430
.4342
.4465
.4562
.4687
.4582
y
.3616
.3687
.3554
.3490
.3597
.3736
.3804
.3659
.3722
.3874
.3958
.3798
.3848
.4015
.4089
.3916
.3984
.4165
.4212
.4028
.4071
.4260
.4289
.4099
8C
7C
6C
5C
4C
3C
Region
x
.3463
.3551
.3533
.3451
.3615
.3641
.3736
.3702
.3825
.3869
.4006
.3950
.4080
.4146
.4299
.4221
.4342
.4430
.4562
.4465
.4582
.4687
.4813
.4700
y
.3687
.3760
.3620
.3554
.3659
.3804
.3874
.3722
.3798
.3958
.4044
.3875
.3916
.4089
.4165
.3984
.4028
.4212
.4260
.4071
.4099
.4289
.4319
.4126
8D
7D
6D
5D
4D
3D
Region
x
.3451
.3533
.3515
.3440
.3590
.3615
.3702
.3670
.3783
.3825
.3950
.3898
.4017
.4080
.4221
.4147
.4259
.4342
.4465
.4373
.4483
.4582
.4700
.4593
y
.3554
.3620
.3487
.3428
.3521
.3659
.3722
.3578
.3646
.3798
.3875
.3716
.3751
.3916
.3984
.3814
.3853
.4028
.4071
.3893
.3919
.4099
.4126
.3944
Performance Groups – Dominant Wavelength
Royal blue and blue XLamp LEDs are tested for dominant wavelength (DWL) and placed into one of the DWL groups
defined below.
Color
DWL Group
D3
Royal Blue
D4
D5
B3
Blue
B4
B5
B6
Min. DWL (nm)
@ 50 mA
450
455
460
465
470
475
480
Max. DWL (nm)
@ 50 mA
455
460
465
470
475
480
485
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.
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
USA Tel: +1.919.313.5300
www.cree.com/xlamp
5
CLD-AP2.002
CREE [ CREE, INC ]
