
A Product Line of
Diodes Incorporated
FCX591A
Thermal Characteristics
1.0
0.8
0.6
0.4
0.2
0.0
0
25 50 75 100 125 150
Temperature (°C)
Derating Curve
100
Single Pulse. T =25°C
amb
10
120
100
80
D=0.5
60
40 D=0.2
Single Pulse
20
D=0.05
D=0.1
0
100µ 1m 10m 100m 1 10 100 1k
Pulse Width (s)
Transient Thermal Impedance
1
100µ 1m 10m 100m 1 10 100 1k
Pulse Width (s)
Pulse Power Dissipation
FCX591A
Datasheet Number: DS33062 Rev. 4 - 2
3 of 7
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October 2010
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