V23990-P589-A31-P1-14 Datasheet, PDF (20/22 Pages) Vincotech – Motor Drives Low audible noise applications

V23990-P589-A31-PM
preliminary datasheet
Switching Definitions Output Inverter
Figure 9
Output inverter FRED
Turn-on Switching Waveforms & definition of t_Qrr
(t_Qrr = integrating time for Q_rr)
150
Q_rr
100 Id
50
t_Qrr
0
-50
%
-100
-150
-200
-250
-300
2.8
3
3.2
3.4
3.6
3.8
4
4.2
4.4
time(us)
I_d (100%) =
Q_rr (100%) =
t_Qrr =
25
A
4.64
μC
1.00
μs
Figure 10
Output inverter FRED
Turn-on Switching Waveforms & definition of t_Erec
(t_Erec= integrating time for E_rec)
160
130
Erec
100
% 70
40
10
tE_rec
P_rec
-20
2.8
3
3.2
3.4
3.6
3.8
4
4.2
4.4
time(us)
P_rec (100%) =
E_rec (100%) =
t_Erec =
14.95
kW
2.14
mJ
1.00
μs
copyright Vincotech
20
Revision: 1