V23990-P544-*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
)
2000
2000
dI0/dt
µ
µ
µ
µ
dIrec/dt
dI0/dt
dIrec/dt
1600
1200
800
400
0
1600
1200
800
400
0
0
30
60
90
120
150
0
5
10
15
20
25
30
I
C (A)
R gon ( Ω )
At
At
Tj =
VCE
VGE
Tj =
°C
V
°C
V
A
V
25/125
300
15
25/125
300
15
=
=
VR =
IF =
VGE
V
Rgon
=
=
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
10110
10-4
10-3
10-2
10-1
100
10110
t p (s)
t p (s)
At
At
tp / T
2,10
tp / T
2,75
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)
0,07
Tau (s)
R (C/W)
0,06
Tau (s)
2,8E+00
3,0E-01
6,2E-02
1,1E-02
2,1E-03
2,4E-04
R (C/W)
0,05
Tau (s)
R (C/W)
0,04
Tau (s)
6,6E+00
6,0E-01
8,7E-02
2,5E-02
4,4E-03
6,9E-04
3,4E+00
3,7E-01
7,6E-02
1,4E-02
2,5E-03
3,0E-04
8,2E+00
7,4E-01
1,1E-01
3,1E-02
5,4E-03
8,5E-04
0,25
0,20
0,17
0,14
0,98
0,79
0,78
0,64
0,42
0,34
0,74
0,60
0,19
0,16
0,48
0,39
0,19
0,15
0,24
0,19
copyright Vincotech
9
Revision: 4
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