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| 70-W212NMA400NB02-M209P62 Datasheet, PDF (27/30 Pages) Vincotech – High power screw interface | |||
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70-W212NMA400NB02-M209P62
Switching Definitions Neutral Point
Figure 8
Turn-on Switching Waveforms & definition of tQrr
(tQrr = integrating time for Qrr)
150
%
Id
100
tQrr
50
Half Bridge FWD
Qrr
0
-50
-100
-150
4
4,2
4,4
4,6
4,8
5
5,2
5,4
time(us)
Id (100%) =
Qrr (100%) =
tQrr =
300
A
38,18
µC
1,00
µs
Figure 9
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
4,2
4,4
4,6
4,8
5
5,2
5,4
time(us)
Prec (100%) =
Erec (100%) =
tErec =
210
kW
9,72
mJ
1,00
µs
Measurement circuits
Figure 10
Neutral Point stage switching measurement circuit
copyright by Vincotech
27
Revision: 1.2
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