5SNA 0400J650100
0.1
Analytical function for transient thermal
impedance:
Zth(j-c) Diode
n
Z (t) = R (1-e-t/ti )
Zth(j-c) IGBT
0.01
å
th (j-c)
i
i=1
i
1
2
3
4
5
Ri(K/kW) 12.75 2.99
0.001
151
5.84
ti(ms)
Ri(K/kW) 25.5
144
6.3
5.83
ti(ms)
0.0001
0.001
0.01
0.1
1
10
t [s]
Fig. 16 Thermal impedance vs time
For detailed information refer to:
·
·
·
5SYA 2042-02 Failure rates of HiPak modules due to cosmic rays
5SYA 2043-01 Load – cycle capability of HiPaks
5SZK 9120-00 Specification of environmental class for HiPak
ABB Switzerland Ltd, Semiconductors reserves the right to change specifications without notice.
ABB Switzerland Ltd
Semiconductors
Doc. No. 5SYA 1592-01 Jun 07
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