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.
Forward Current vs. Forward Voltage
Forward Current vs. Forward Voltage
100
100
Wavelength Shift vs. Forward Current
10
80
80
5
If (mA)
60
If (mA)
DW Shift (nm)
60
0
40
40
-5
20
20
-10
0
0
-15
1
2
3
4
5
0
0
1
2
3
4
5
0
20
40
Vf (V)
60
80
100
Vf (V)
If (mA)
Relative Intensity vs. Forward Current
400%
120
Relative Intensity vs Peak Wavelength
120
100
80
60
40
20
0
320
420
520
620
Relative Intensity vs Peak Wavelength
Relative Intensity (%)
20
320
420
40
60
80
620
100
Relative Intensity (%)
Relative Intensity (%)
300%
100
200%
80
60
100%
40
20
0
0%
0
If (mA)
520
Wavelength (nm)
Wavelength (nm)
Wavelength Shift vs. Forward Current
10
5
DW Shift (nm)
0
-5
-10
-15
0
20
40
60
80
100
If (mA)
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
USA Tel: +1.919.313.5300
www.cree.com
Copyright © 2008-2011 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 TR2436 are trademarks of Cree, Inc.
5
CPR3DR Rev B
CREE [ CREE, INC ]
