Copyright © 2008-2010 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree, the Cree logo and XLamp are registered trade-

marks of Cree, Inc.

9

XLAMP XP-C LEDS

THERMAL DESIGN (CONTINUED)

GRAPH 9

Amber

XPC

0

50

100

150

200

250

300

350

400

0

20

40

60

80

100

120

140

160

Ambient Temperature (ºC)

Rj-a = 15°C/W

Rj-a = 20°C/W

Rj-a = 25°C/W

Rj-a = 30°C/W

0

50

100

150

200

250

300

350

400

0

50

100

150

200

Ambient Temperature (ºC)

Rj-a = 20°C/W

Rj-a = 25°C/W

Rj-a = 30°C/W

Rj-a = 35°C/W

Amber

Red,

Red-Orange

0

50

100

150

200

250

300

350

400

0

20

40

60

80

100

120

140

160

Ambient Temperature (ºC)

Rj-a = 20°C/W

Rj-a = 25°C/W

Rj-a = 30°C/W

Rj-a = 35°C/W