Characteristic Curves
TheseꢀareꢀrepresentativeꢀmeasurementsꢀforꢀtheꢀEZBrightꢀ1000.ꢀActualꢀcurvesꢀwillꢀvaryꢀslightlyꢀforꢀtheꢀvariousꢀradiantꢀ
fluxꢀandꢀdominantꢀwavelengthꢀbins.
Voltage Shift vs. Junction Temperature
Forward Current vs. Forward Voltage
0.100
0.000
1250
1000
750
500
250
0
-0.100
-0.200
-0.300
-0.400
-0.500
-0.600
25
50
75
100
125
150
2
2.5
3
3.5
4
4.5
5
Junction Temperature (°C)
Vf (V)
Relative Intensity vs. Junction Temperature
Relative Intensity vs. Forward Current
110%
105%
100%
95%
90%
85%
80%
75%
70%
65%
300%
250%
200%
150%
100%
50%
0%
25
50
75
100
125
150
0
250
500
750
1000
1250
Junction Temperature (°C)
If (mA)
Wavelength Shift vs. Forward Current
Wavelength Shift vs. Junction Temperature
6
5
12
9
4
6
3
3
2
0
1
-3
-6
-9
-12
0
-1
-2
25
50
75
100
125
150
0
250
500
750
1000
1250
Junction Temperature (°C)
If (mA)
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703-8475
USA Tel: +1.919.313.5300
Fax: +1.919.313.5870
www.cree.com/chips
Copyright © 2009-2012 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 EZBright. EZ1000 and EZ are trademarks of Cree, Inc.
4
CPR3EC Rev. B
CREE [ CREE, INC ]
