Data Sheet
? Measurement circuits
Pulse width
V GS
I D
R L
V DS
V GS
50%
10%
90%
50%
V DS
D.U.T.
10%
10%
R G
V DD
90%
90%
t d(on)
t on
t r
t d(off)
t off
t f
Fig.1-1 Switching Time Measurement Circuit
Fig.1-2 Switching Waveforms
V G
V GS
I D
R L
V DS
V GS
Q g
I G(Const.)
R G
D.U.T.
V DD
Q gs
Q gd
Charge
Fig.2-1 Gate Charge Measurement Circuit
Fig.2-2 Gate Charge Waveform
V GS
I AS
V DS
V (BR)DSS
R G
D.U.T.
L
V DD
V DD
I AS
L I AS
E AS =
1
2
2
V (BR)DSS
V (BR)DSS - V DD
Fig.3-1 Avalanche Measurement Circuit
Fig.3-2 Avalanche Waveform
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6/6
2011.11 - Rev.A
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