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| V23990-P840-X4X-P2-14 Datasheet, PDF (8/20 Pages) Vincotech – 2 Clips housing in 12 and 17mm height | |||
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Figure 13
IGBT transient thermal impedance
as a function of pulse width
ZthJH = f(tp)
101
V23990-P840-A48/A49/C48/C49-PM
preliminary datasheet
Output Inverter
Figure 14
FRED transient thermal impedance
as a function of pulse width
ZthJH = f(tp)
101
100
100
10-1
10-2
10-5
10-4
10-3
10-2
With
D=
RthJH =
tp / T
1,83
K/W
IGBT thermal model values
R (C/W)
0,06
0,28
0,77
0,42
0,19
0,10
Tau (s)
5,6E+00
8,7E-01
1,7E-01
3,4E-02
6,2E-03
5,5E-04
D = 0,5
0,2
0,1
0,05
0,02
0,01
0,005
0.000
10-1
100 tp (s)
101
10-1
10-2
10-5
10-4
10-3
10-2
With
D=
RthJH =
tp / T
2,52
K/W
FRED thermal model values
R (C/W)
0,05
0,26
1,04
0,69
0,27
0,21
Tau (s)
9,6E+00
8,2E-01
1,2E-01
2,6E-02
3,4E-03
3,8E-04
D = 0,5
0,2
0,1
0,05
0,02
0,01
0,005
0.000
10-1
100
tp (s) 101
copyright Vincotech
8
Revision: 2
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