V23990-P624-F24-P2-14 Datasheet, PDF (10/14 Pages) Vincotech – Low inductive design

Switching definitions
General conditions:
Tj= 125 °C
Figure 1.
140
Turn-off Switching Waveforms &
definition of tdoff, t_Eoff
(t_Eoff = integrating time for E_off)
Output inverter IGBT
120
100
Uge 90%
80
60
%
40
20
Uce
0
-20
tdoff
Uce 90%
Ic
tEoff
Ic 1%
Uge
-40
-0,3 -0,2 -0,1 0
0,1 0,2 0,3 0,4 0,5 0,6
time (us)
Uge(0%)=
Uge(100%)=
Uc(100%)=
Ic(100%)=
tdoff=
t_Eoff=
-15 V
15 V
300 V
74 A
0,26 us
0,48 us
Figure 3.
140
Turn-off Switching Waveforms &
definition of t_f
Output inverter IGBT
120
Ic
fitted
Uce
100
Ic 90%
80
%60
Ic 60%
40
Ic 40%
20
Ic10%
0
tf
-20
0,05 0,1 0,15 0,2 0,25 0,3 0,35 0,4 0,45 0,5
time (us)
Uc(100%)= 300 V
Ic(100%)= 74 A
t_f= 0,075 us
V23990-P624-F24-PM
preliminary datasheet
Rgon= 4 Û·
Rgoff= 4 Û·
Figure 2.
240
200
Turn-on Switching Waveforms &
definition of t_don, t_Eon
(t_Eon = integrating time for E_on)
Output inverter IGBT
Ic
160
%120
Uce
80
tdon
Uge
40
Uge10%
0
Ic10%
Uce3%
tEon
-40
2,6
2,7
2,8
2,9 _tim3e(us) 3,1
3,2
3,3
3,4
Uge(0%)=
Uge(100%)=
Uc(100%)=
Ic(100%)=
tdon=
t_Eon=
-15 V
15 V
300 V
74 A
0,17 us
0,35 us
Figure 4.
260
220
Turn-on Switching Waveforms &
definition of t_r
Output inverter IGBT
Ic
180
140
%
Uce
100
Ic90%
60
tr
20
-20
2,85 2,9 2,95
Ic10%
3 3,05 3,1 3,15 3,2 3,25
time(us)
Uc(100%)= 300 V
Ic(100%)= 74 A
t_r= 0,024 us
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10
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