Characteristic Curves
TheseꢀareꢀrepresentativeꢀmeasurementsꢀforꢀtheꢀDAꢀLEDꢀproduct.ꢀActualꢀcurvesꢀwillꢀvaryꢀslightlyꢀforꢀtheꢀvariousꢀradiantꢀ
fluxꢀandꢀdominantꢀwavelengthꢀbins.ꢀ
Forward Current vs. Forward Voltage
Wavelength Shift vs. Forward Current
1000
900
800
700
600
500
400
300
200
100
0
2
1
0
-1
-2
0
1
2
3
4
5
0
200
400
600
800
1000
Vf (V)
If (mA)
Relative Intensity vs. Forward Current
Dominant Wavelength Shift Vs Junction Temperature
250%
200%
150%
100%
50%
6
5
4
3
2
1
0
0%
25
50
75
100
125
150
0
200
400
600
800
1000
Junction Temperature (°C)
If (mA)
Voltage Shift Vs Junction Temperature
Relative Light Intensity Vs Junction Temperature
0.000
-0.050
-0.100
-0.150
-0.200
-0.250
-0.300
-0.350
100%
95%
90%
85%
80%
75%
70%
65%
25
50
75
100
125
150
25
50
75
100
125
150
Junction Temperature (°C)
Junction Temperature (°C)
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
USA Tel: +1.919.313.5300
www.cree.com
Copyright © 2010 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 DA and DA1000 are trademarks of Cree, Inc.
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