Characteristic Curves, T
A
= 25°C
This is a representative measurement for the EZ1950 LED product. Actual curves will vary slightly for the various radiant
flux and dominant wavelength bins.
Relative Light Intensity
400%
300%
200%
100%
0%
Relative Intensity vs. Forward Current
Relative Light Intensity Vs Junction Temperature
Relative Light Intensity
0
1000
If (mA)
2000
3000
100%
95%
90%
85%
80%
75%
70%
25
50
75
100
125
Junction Temperature (°C)
150
Wavelength Shift vs. Forward Current
Dominant Wavelength Shift Vs Junction Temperature
2
6
DW Shift (nm)
DW Shift (nm)
0
1000
If (mA)
2000
3000
1
0
-1
-2
5
4
3
2
1
0
25
50
75
100
125
Junction Temperature (°C)
150
Forward Current vs. Forward Voltage
Voltage Shift Vs Junction Temperature
3000
0.000
Voltage Shift (V)
2
3
Vf (V)
4
5
2500
If (mA)
2000
1500
1000
500
0
-0.100
-0.200
-0.300
-0.400
25
50
75
100
125
150
Junction Temperature (°C)
© 2015 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree®, the Cree logo,
and EZBright® are registered trademarks, and EZ™ and EZ1950-p™ are trademarks of Cree, Inc.
4
CPR3GT Rev - (201502)
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703-8475
USA Tel: +1.919.313.5300
Fax: +1.919.313.5778
www.cree.com/chips
CREE [ CREE, INC ]
