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| 10-PZ123BA080MR-M909L28Y Datasheet, PDF (14/16 Pages) Vincotech – Ultra Low Inductance with integrated DC-capacitors | |||
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10-PZ123BA080MR-M909L28Y
Switching Definitions BOOST
Figure 8
Turn-on Switching Waveforms & definition of tQrr
(tQrr = integrating time for Qrr)
150
%
125
Id
100
D1, D3, D5 FWD
Qrr
75
tQrr
50
25
0
-25
-50
3
3,01
3,02
3,03
3,04
3,05
3,06
time(us)
Id (100%) =
Qrr (100%) =
tQrr =
16
A
0,12
µC
0,02
µs
Figure 10
Turn-on Switching Waveforms & definition of tErec
(tErec= integrating time for Erec)
150
%
125
D1, D3, D5 FWD
Erec
100
tErec
75
50
25
Prec
0
-25
-50
3
3,01
3,02
3,03
3,04
3,05
3,06
time(us)
Prec (100%) =
Erec (100%) =
tErec =
11,25
kW
0,04
mJ
0,02
µs
Measurement circuit
Figure 11
BOOST stage switching measurement circuit
Vcc V
VDC
700
D1a
Vce V
Vge V
L
705uH
D1b
T1
Ic
A
copyright Vincotech
0.00001
Q
Q
0.000003
Q
Q
Q
Q
14
+16V
0V
4Ohm
4Ohm
Revision: 1
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