R8002ANX
Measurement circuits
Data Sheet
Pulse width
V
GS
I
D
R
L
D.U.T.
R
G
V
DD
V
DS
V
GS
V
DS
50%
10%
10%
90%
t
d(on)
t
on
t
r
90%
50%
10%
90%
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
I
G(Const.)
D.U.T.
V
DD
V
DS
Q
g
V
GS
Q
gs
Q
gd
Charge
Fig.2-1 Gate Charge Measurement Circuit
Fig.2-2 Gate Charge Waveform
V
GS
I
AS
L
V
DS
V
(BR)DSS
D.U.T.
R
G
I
AS
V
DD
E
AS
=
1
2
L I
AS
2
V
DD
2
Fig.3-1 Avalanche Measurement Circuit
V
(BR)DSS
V
(BR)DSS
- V
DD
Fig.3-2 Avalanche Waveform
www.rohm.com
© 2011 ROHM Co., Ltd. All rights reserved.
6/6
2011.10 - Rev.A
ROHM [ ROHM ]
