V23990-P760-A50-D2-14 Datasheet, PDF (22/28 Pages) Vincotech – Motor Drives Power Generation

V23990-P760-A50-PM
Switching Definitions Output Inverter
Figure 5
Output inverter IGBT
Turn-off Switching Waveforms & definition of t_Eoff
125
%
100
P_off
E_off
I_{C 1%}
75
50
25
V_{GE 90%}
0
-25
-0,2
0
P_off (100%) =
E_off (100%) =
t_Eoff =
t_Eoff
0,2
0,4
60,25
kW
8,21
mJ
0,70
µs
0,6
0,8
time (us)
Figure 6
Output inverter IGBT
Turn-on Switching Waveforms & definition of t_Eon
175
%
150
P_on
125
E_on
100
75
50
25
0
-25
2,9
P_on (100%) =
E_on (100%) =
t_Eon =
V_{GE 10%}
3
60,25
5,48
0,23
t_Eon
3,1
kW
mJ
µs
V_{CE 3%}
3,2
3,3
time(us)
Figure 7
Gate voltage vs Gate charge (measured)
20
Output inverter IGBT
15
10
5
0
-5
-10
-15
-20
-100
0
100
200
300
400
500
Q_g (nC)
V_GEoff =
V_GEon =
V_C (100%) =
I_C (100%) =
Q_g =
-15
V
15
V
600
V
100
A
469
nC
Figure 8
Output inverter FWD
Turn-off Switching Waveforms & definition of t_rr
150
%
I_d
100
t_rr
50
V_d
0
-50
fitted
I_{RRM 10%}
-100
-150
-200
3
3,05
I_{RRM 90%}
I_{RRM 100%}
3,1
3,15
3,2
V_d (100%) =
I_d (100%) =
I_RRM (100%) =
t_rr =
600
V
100
A
-192
A
0,14
µs
3,25
3,3
time(us)
copyright Vincotech
22
Revision: 2