W42180 Datasheet, PDF (8/16 Pages) List of Unclassifed Manufacturers – Z-POWER LED

Ambient Temperature vs Allowable Forward Current
1-1. Pure White (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 (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]
8
Rev 03 – 2007 / 03
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