V23990-P543-*2*-PM
Output Inverter
Figure 17
Output inverter FWD
Figure 18
Output inverter FWD
Typical rate of fall of forward
and reverse recovery current as a
function of collector current
dI0/dt,dIrec/dt = f(IC)
Typical rate of fall of forward
and reverse recovery current as a
function of IGBT turn on gate resistor
dI0/dt,dIrec/dt = f(Rgon
)
1200
1400
dI0/dt
dI0/dt
µ
µ
µ
µ
dIrec/dt
dIrec/dt
1200
1000
800
600
400
200
0
1000
800
600
400
200
0
0
50
100
150
200
250
300
)
I
C (A)
R gon
(
Ω
0
5
10
15
20
At
At
Tj =
VCE
VGE
Tj =
VR =
IF =
°C
V
°C
V
A
V
25/125
25/125
300
10
=
=
300
15
V
Rgon
=
VGE =
32
ꢀ
15
Figure 19
Output inverter IGBT
Figure 20
Output inverter FWD
IGBT transient thermal impedance
as a function of pulse width
ZthJH = f(tp)
FWD 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
10-5
10-2
10-4
10-3
10-2
10-1
100
10110
t p (s)
t p (s)
10-5
10-4
10-3
10-2
10-1
100
10110
At
At
tp / T
2,41
tp / T
3,33
D =
D =
RthJH
=
RthJH =
K/W
K/W
IGBT thermal model values
Phase change interface
FWD thermal model values
Thermal grease Phase change interface
Thermal grease
R (C/W)
0,06
Tau (s)
R (C/W)
0,05
Tau (s)
4,2E+00
4,1E-01
8,1E-02
1,5E-02
2,8E-03
2,8E-04
R (C/W)
0,07
Tau (s)
R (C/W)
0,05
Tau (s)
6,6E+00
4,3E-01
7,6E-02
1,6E-02
2,6E-03
3,3E-04
5,2E+00
5,0E-01
1,0E-01
1,9E-02
3,4E-03
3,5E-04
8,2E+00
5,2E-01
9,3E-02
2,0E-02
3,2E-03
4,1E-04
0,26
0,21
0,31
0,25
0,97
0,78
1,25
1,01
0,52
0,42
0,78
0,63
0,35
0,28
0,54
0,43
0,26
0,21
0,40
0,33
copyright Vincotech
9
Revision: 4
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