CMDA42 Datasheet, PDF (9/13 Pages) Chicago Miniature Lamp,inc – Power LED (1watt) Technical Datasheet

Ambient Temperature vs. Allowable Forward Current
1. Pure White, Warm White, Royal Blue, Blue, Cyan, Green (TJMAX = 125 ºC)
400
350
300
250
200
Rja = 60^oC/W
150
T
Rja = 50^oC/W
T
100
Rja = 40oC/W
T
Rja = 30^oC/W
50
T
0
0
25
50
75
100
125
Ambient Temperature(^oC)
2. Amber, Red (TJMAX = 100 ºC)
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
20
40
60
80
100
Ambient Temperature(^oC)
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