Characteristic Curves
These are representative measurements for the TR LED product. Actual curves will vary slightly for the various radiant
flux and dominant wavelength bins.
Wavelength Shift vs Forward Current
Forward Current vs. Forward Voltage
100
14.00
10
12.00
Wavelength Shift vs. Forward Current
80
Shift (nm)
Dominant Wavelength Shift (nm)
10.00
5
8.00
6.00
0
4.00
2.00
-5
0.00
-2.00
-10
-4.00
-6.00
-15
0
0
10
20
20
40
30
60
40
80
50
100
460
527
If (mA)
60
40
20
0
0
1
2
3
4
5
6
Vf (V)
If (mA)
If (mA)
Relative Intensity vs. Forward Current
400%
Relative Intensity vs Peak Wavelength
Relative Intensity vs. Peak Wavelength
120
100
80
60
40
20
0
300%
200%
100%
0%
0
20
40
60
80
100
Relative Intensity (%)
Relative Intensity (%)
Relative Light Intensity
320
420
520
620
If (mA)
Wavelength
(nm)
Wavelength
(nm)
Copyright © 2007-2011 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree
and the Cree logo are registered trademarks, and TR and TR260 are trademarks of Cree, Inc.
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
USA Tel: +1.919.313.5300
www.cree.com
5
CPR3DK Rev C