V23990-P546-*2*-PM
Switching Definitions Output Inverter
Figure 5
Output inverter IGBT
Figure 6
Output inverter IGBT
Turn-off Switching Waveforms & definition of tEoff
Turn-on Switching Waveforms & definition of tEon
125
%
200
IC
%
1%
Poff
Pon
100
Eoff
150
75
50
Eon
100
50
25
VGE 10%
VGE 90%
VCE
3%
tEon
0
0
tEoff
-25
-50
-0,1
0
0,1
0,2
0,3
0,4
0,5
2,9
3
3,1
3,2
3,3
time (us)
time(us)
Poff (100%) =
Eoff (100%) =
Pon (100%) =
Eon (100%) =
8,98
0,90
0,44
kW
mJ
ꢁs
8,98
0,71
0,18
kW
mJ
ꢁs
tEoff
=
tEon =
Figure 7
Output inverter FWD
Figure 8
Output inverter IGBT
Gate voltage vs Gate charge (measured)
Turn-off Switching Waveforms & definition of trr
20
120
Id
%
80
15
10
5
trr
40
Vd
fitted
0
IRRM 10%
-40
0
-80
IRRM 90%
IRRM 100%
-5
-120
-50
0
50
100
150
200
250
2,9
3
3,1
3,2
3,3
3,4
3,5
Qg (nC)
time(us)
VGEoff
VGEon
=
=
Vd (100%) =
Id (100%) =
0
V
300
V
15
V
30
A
VC (100%) =
IC (100%) =
IRRM (100%) =
300
30
V
28
A
trr
=
A
0,26
ꢁs
Qg
=
230,15
nC
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20
Revision: 5
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