V23990-P768-A50-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
)
10000
25000
dI0/dt
µ
µ
µ
µ
dI0/dt
dIrec/dt
dIo/dtLow T
dIrec/dt
20000
15000
10000
5000
0
8000
6000
4000
2000
0
di0/dtHigh T
dIo/dtLow T
dIrec/dtLow T
di0/dtHigh T
dIrec/dtLow T
dIrec/dtHigh T
dIrec/dtHigh T
8
0
16
24
32
40
I C (A)
90
R gon ( Ω )
0
10
20
30
40
50
60
70
80
100
At
At
Tj =
VCE
VGE
Tj =
°C
°C
V
A
V
25/150
600
±15
8
25/150
=
VR =
IF =
V
V
ꢀ
600
50
=
Rgon
=
VGE =
±15
Figure 19
Output inverter IGBT
Figure 20
Output inverter FWD
IGBT transient thermal impedance
as a function of pulse width
FWD transient thermal impedance
as a function of pulse width
ZthJH = f(tp)
Z
thJH = f(tp)
100
100
10-1
10-1
D = 0,5
0,2
D = 0,5
0,2
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
10-5
t p (s)
t p (s)
10-4
10-3
10-2
10-1
100
1012
10
10-4
10-3
10-2
10-1
100
1012
10
At
At
tp / T
0,61
tp / T
0,75
D =
RthJH
D =
=
RthJH =
K/W
RthJH =
0,60
K/W
K/W
RthJH =
0,73
K/W
IGBT thermal model values
Phase change interface
FWD thermal model values
Phase change interface
Psx7p
R (C/W)
0,04
Psx7p
R (C/W)
0,04
Tau (s)
4,0E+00
7,8E-01
1,5E-01
4,5E-02
1,3E-02
1,4E-03
3,8E-04
R (C/W)
0,04
Tau (s)
Tau (s)
3,7E+00
5,6E-01
9,7E-02
2,9E-02
6,0E-03
6,6E-04
R (C/W)
0,04
Tau (s)
3,6E+00
5,5E-01
9,4E-02
2,8E-02
5,8E-03
6,4E-04
3,9E+00
7,6E-01
1,5E-01
4,4E-02
1,2E-02
1,3E-03
0,0E+00
0,05
0,05
0,07
0,06
0,13
0,12
0,21
0,21
0,26
0,25
0,31
0,30
0,08
0,08
0,07
0,07
0,03
0,03
0,05
0,05
0,02
0,00
copyright Vincotech
11
Revision: 1
VINCOTECH [ VINCOTECH ]
