MMBTA55_15 Datasheet, PDF (3/7 Pages) SeCoS Halbleitertechnologie GmbH – Driver Transistor

MMBTA55 / MMBTA56
Thermal Characteristics and Derating Information
0.4
0.3
0.2
0.1
0.0
0
25 50 75 100 125 150
Temperature (°C)
Derating Curve
10
Single Pulse. T =25°C
amb
400
350
300
250
D=0.5
200
150
100 ^D=0.2
D=0.1
Single Pulse
50
D=0.05
0
100µ 1m 10m 100m 1
10 100 1k
Pulse Width (s)
Transient Thermal Impedance
1
0.1
10m 100m
1
10
100
1k
Pulse Width (s)
Pulse Power Dissipation
MMBTA55/MMBTA56
Document number: DS30054 Rev. 12 - 2
3 of 7
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May 2015
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