V23990-P545-*3*-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
)
2000
2000
dIrec/dt
dI0/dt
µ
µ
µ
µ
dI0/dt
dIrec/dt
1600
1200
800
400
0
1600
1200
800
400
0
0
30
60
90
120
150
I C (A)
R gon ( Ω )
0
10
20
30
40
At
At
Tj =
VCE
VGE
Tj =
VR =
IF =
°C
V
°C
V
A
V
25/125
300
15
25/125
300
20
=
=
V
Rgon
=
VGE =
16
ꢀ
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
10-2
10-5
10-5
10-4
10-3
10-2
10-1
100
101
10-4
10-3
10-2
10-1
100
1011
1
t p (s)
t p (s)
At
At
tp / T
2,01
tp / T
2,63
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)
0,09
Tau (s)
R (C/W)
0,07
Tau (s)
R (C/W)
0,10
Tau (s)
R (C/W)
0,08
Tau (s)
2,9E+00
3,5E-01
8,8E-02
1,6E-02
2,9E-03
3,3E-04
2,4E+00
2,9E-01
7,1E-02
1,3E-02
2,4E-03
2,7E-04
3,6E+00
3,6E-01
8,0E-02
1,7E-02
2,9E-03
3,3E-04
2,9E+00
3,0E-01
6,5E-02
1,4E-02
2,3E-03
2,7E-04
0,31
0,25
0,31
0,25
0,94
0,76
1,14
0,92
0,38
0,31
0,52
0,42
0,14
0,11
0,31
0,25
0,14
0,12
0,26
0,21
copyright Vincotech
9
Revision: 4
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