Graphs
If (mA)
600
500
400
300
200
0.0
2.6
Vf(V)
3.0
3.4
3.8
4.2
4.6
5.0
(RELATIVE LUMINOUS FLUX)
2.5
2.0
1.5
1.0
0.5
0.0
0.0
If(mA)
100
200
300
400
500
600
FIG.1 FORWARD CURRENT VS.
FORWARD VOLTAGE.
(RELATIVE LUMINOUS FLUX)
FIG.2 RELATIVE LUMINOUS FLUX VS.
FORWARD CURRENT
100%
80%
(RELATIVE RADIANT POWER)
1.0
5000K - 10000K CCT
60%
3700K - 5000K CCT
2600K - 3700K CCT
0.5
40%
20%
0.0
FIG.3 RELATIVE LUMINOUS FLUX VS AMBIENT
TEMPERATURE DERATING BASED ON Tjmax=125 C
0
20
40
60
80
Ta ( C)
100
WL(nm)
0%
400 450
500
550 600
650 700
750
FIG.4 RELATIVE SPECTRAL POWER DISTRIBUTION
50% Power Angle : 115
(RELATIVE LUMINOUS FLUX)
0
1.0
500
400
300
200
100
0.0
IF(mA)
0.5
0
20
40
60
80
Ta ( C)
100
FIG.5 MAXIMUM FORWARD DC CURRENT VS AMBIENT
TEMPERATURE. DERATING BASED ON Tjmax=125 C
0
-60
-90
-30
FIG.6 FAR FIELD PATTERN
0
30
60
90
Angle
Copyright © 2009 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree and
the Cree logo are registered trademarks of Cree, Inc.
7
CLD-CT979.003
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
USA Tel: +1.919.313.5300
Fax: +1.919.313.5778
www.cree.com/ledlamps
CREE [ CREE, INC ]
