19N10
TEST CIRCUITS AND WAVEFORMS (Cont.)
R
L
V
DD
Power MOSFET
V
DS
V
GS
R
G
V
DS
90%
10V
Pulse Width≤ 1μs
Duty Factor≤0.1%
D.U.T.
V
GS
10%
t
D(ON)
t
R
t
D(OFF)
t
F
Fig. 2A Switching Test Circuit
Fig. 2B Switching Waveforms
10V
Q
GS
Q
G
Q
GD
V
GS
Charge
Fig. 3A Gate Charge Test Circuit
Fig. 3B Gate Charge Waveform
V
DS
L
BV
DSS
I
AS
R
D
V
DD
D.U.T.
V
DD
I
D(t)
V
DS(t)
10V
t
p
t
p
Time
Fig. 4A Unclamped Inductive Switching Test Circuit
Fig. 4B Unclamped Inductive Switching Waveforms
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R502-261.D