V23990-P849-A58/A59/C58/C59-PM
preliminary datasheet
Output Inverter
Figure 13
Figure 14
IGBT transient thermal impedance
as a function of pulse width
ZthJH = f(tp)
FRED transient thermal impedance
as a function of pulse width
ZthJH = f(tp)
101
101
100
100
D = 0,5
0,2
D = 0,5
0,2
10-1
10-1
0,1
0,1
0,05
0,02
0,01
0,005
0.000
0,05
0,02
0,01
0,005
0.000
10-2
10-2
10-5
10-5
10-4
10-3
10-2
10-1
100
101
10-4
10-3
10-2
10-1
100
101
tp (s)
tp (s)
With
D =
With
tp / T
2,16
D =
tp / T
2,68
RthJH
=
RthJH =
K/W
K/W
IGBT thermal model values
FRED thermal model values
R (C/W)
0,05
Tau (s)
R (C/W)
0,05
Tau (s)
4,1E+00
5,5E-01
1,0E-01
1,9E-02
3,3E-03
4,0E-04
7,9E+00
7,3E-01
1,3E-01
2,5E-02
3,6E-03
4,3E-04
0,25
0,27
0,99
1,07
0,45
0,69
0,24
0,36
0,18
0,25
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Revision: 2
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