Characteristic Curves
TheseꢀareꢀrepresentativeꢀmeasurementsꢀforꢀtheꢀEZBrightꢀ1000.ꢀActualꢀcurvesꢀwillꢀvaryꢀslightlyꢀforꢀtheꢀvariousꢀradiantꢀ
fluxꢀandꢀdominantꢀwavelengthꢀbins.
Relative Intensity vs. Forward Current
Relative Intensity vs. Junction Temperature
300%
250%
200%
150%
100%
50%
110%
105%
100%
95%
90%
85%
80%
75%
70%
65%
0%
25
25
25
50
75
100
125
150
0
0
0
250
500
750
1000
1250
1250
5
Junction Temperature (°C)
If (mA)
Wavelength Shift vs. Junction Temperature
Wavelength Shift vs. Forward Current
6
5
12
9
4
6
3
3
2
0
1
-3
-6
-9
-12
0
-1
-2
50
75
100
125
150
250
500
750
1000
Junction Temperature (°C)
If (mA)
Forward Current vs. Forward Voltage
Voltage Shift vs. Junction Temperature
1000
900
800
700
600
500
400
300
200
100
0
0.100
0.000
-0.100
-0.200
-0.300
-0.400
-0.500
-0.600
1
2
3
4
50
75
100
125
150
Vf (V)
Junction Temperature (°C)
Cree,ꢀInc.
4600ꢀSiliconꢀDrive
Durham,ꢀNCꢀ27703
USAꢀTel:ꢀ+1.919.313.5300
Fax:ꢀ+1.919.313.5778
www.cree.com
Copyrightꢀ©ꢀ2009ꢀCree,ꢀInc.ꢀAllꢀrightsꢀreserved.ꢀTheꢀinformationꢀinꢀthisꢀdocumentꢀisꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.ꢀCreeꢀandꢀtheꢀ
Creeꢀlogoꢀareꢀregisteredꢀtrademarks,ꢀandꢀEZBright.ꢀEZ1000ꢀandꢀEZꢀareꢀtrademarksꢀofꢀCree,ꢀInc.ꢀ
4
CPR3EC Rev. A
CREE [ CREE, INC ]
