Datasheet

1212
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®
, the Cree logo and XLamp
®
are registered
trademarks of Cree, Inc. UL
®
and the UR logo are registered trademarks of UL LLC.
12
xlamp
®
xQ-e leds
THERMAL DESIGN
The maximum forward current is determined by the thermal resistance between the LED junction and ambient. It is

.
White Royal Blue, Blue
Green PC Amber
Red-Orange, Red
Thermal Design - white
0
200
400
600
800
1000
1200
0 20 40 60 80 100 120 140
Maximum Current (mA)
Ambient Temperature (ºC)
Rj-a = 10 °C/W
Rj-a = 15 °C/W
Rj-a = 20 °C/W
Thermal Design - royal blue, blue
0
200
400
600
800
1000
1200
0 20 40 60 80 100 120 140
Maximum Current (mA)
Ambient Temperature (ºC)
Rj-a = 10 °C/W
Rj-a = 15 °C/W
Rj-a = 20 °C/W
Rj-a = 25 °C/W
Thermal Design - green
0
200
400
600
800
1000
1200
0 20 40 60 80 100 120 140
Maximum Current (mA)
Ambient Temperature (ºC)
Rj-a = 15 °C/W
Rj-a = 20 °C/W
Rj-a = 25 °C/W
Rj-a = 30 °C/W
Thermal Design - amber, red-orange, red
0
200
400
600
800
1000
1200
0 20 40 60 80 100 120 140
Maximum Current (mA)
Ambient Temperature (ºC)
Rj-a = 10°C/W
Rj-a = 15°C/W
Rj-a = 20°C/W
Rj-a = 25°C/W
Thermal Design - PC amber
0
200
400
600
800
1000
1200
0 20 40 60 80 100 120 140
Maximum Current (mA)
Ambient Temperature (ºC)
Rj-a = 15 °C/W
Rj-a = 20 °C/W
Rj-a = 25 °C/W
Rj-a = 30 °C/W