X42182 Datasheet, PDF (20/30 Pages) Seoul Semiconductor – Z Power LED

Ambient Temperature vs Allowable Forward Current
1-1. Pure White, Warm White, Natural White, Green, Blue(Royal Blue)
(TJMAX = 145 ºC, @350mA)
400
350
300
250
200
150
100
50
0
0
Rja = 60oC/W
T
Rja = 50oC/W
T
Rja = 40oC/W
T
Rja = 30oC/W
T
25
50
75
100
125
150
Ambient Temperature [^oC]
1-2. Pure White, Warm White, Natural White, Green, Blue(Royal Blue)
(TJMAX = 145 ºC, @700mA)
800
700
600
500
400
300
200
100
0
0
Rja = 35oC/W
T
Rja = 30oC/W
T
Rja = 25oC/W
T
Rja = 20oC/W
T
25
50
75
100
125
150
Ambient Temperature [^oC]
Rev. 01
November. 2008
20
www.ZLED.com
Document No. : SSC-QP-7-07-24 (Rev.00)