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| 70-W212NMA300SC-M208P Datasheet, PDF (25/28 Pages) Vincotech – Integrated DC-snubber capacitors | |||
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70-W212NMA300SC-M208P
datasheet
Switching Definitions neutral point IGBT
Figure 9
Turn-on Switching Waveforms & definition of tQrr
(tQrr= integrating time for Qrr)
150
%
Id
100
tQint
50
half bridge FWD
Qrr
0
-50
-100
-150
4
Id (100%) =
Qrr (100%) =
tQint =
4,3
4,6
4,9
302
A
35,60
µC
0,33
µs
5,2
5,5
time(us)
Figure 10
Turn-on Switching Waveforms & definition of tErec
(tErec= integrating time for Erec)
125
%
100
half bridge FWD
Erec
75
tErec
50
25
Prec
0
-25
4
4,3
4,6
4,9
Prec (100%) =
Erec (100%) =
tErec =
105,60 kW
8,89
mJ
0,33
µs
5,2
5,5
time(us)
Figure 11
neutral point IGBT switching measurement circuit
copyright by Vincotech
25
Revision: 5
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