BCX 54 / 55 / 56
Thermal Characteristics
120
25mm x 25mm 1oz Cu
25mm x 25mm 1oz Cu
T
= 25°C
T
= 25°C
amb
amb
D=0.5
D=0.2
100
10
1
100
80
60
40
20
0
Single pulse
Single Pulse
D=0.05
D=0.1
100µ 1m 10m 100m
1
10
100
1k
100µ 1m 10m 100m
1
10
100
1k
Pulse Width (s)
Pulse Width (s)
Transient Thermal Impedance
Pulse Power Dissipation
1.0
25mm x 25mm 1oz Cu
0.8
0.6
0.4
0.2
0.0
0
20 40 60 80 100 120 140 160
Temperature (°C)
Derating Curve
3 of 7
www.diodes.com
June 2011
© Diodes Incorporated
BCX 54 / 55 / 56
Datasheet Number: DS35369 Rev. 2 – 2