DS46 LUMILEDS [Lumileds Lighting Company], DS46 Datasheet - Page 12

• Manufacturer Part Number: DS46
• Manufacturer: LUMILEDS [Lumileds Lighting Company]

LUXEON III Star DS46 (3/06)
Derating based on T
JMAX
1000mA, derating curves may not be applicable for all operating conditions.
1600
1400
1200
1000
= 135ºC for White, Green, Cyan, Blue, and Royal Blue. Since LUXEON III may be driven at up to
800
600
400
200
Derating based on T
Figure 9. Maximum Forward Current vs. Ambient Temperature.
Figure 8. Maximum Forward Current vs. Ambient Temperature.
0
0
Current Derating Curves
R θ
R θ
R θ
J-A
J-A
J-A
T
A
=25
=20
=1 5
25
- Am bient Tem perature (
JMAX
o
o
o
C/W
C/W
C/W
= 135°C for Red, Red Orange, and Amber.
50
12
75
100
125
ο ο
C)
150