SiHD5N50D
D Series Power MOSFET
V
DS
V
GS
R
G
R
D
10 V
D.U.T.
+
-
V
DD
10 V
Pulse width
≤
1 µs
Duty factor
≤
0.1 %
Q
G
Q
GS
Q
GD
V
G
Charge
Fig. 12 - Switching Time Test Circuit
Fig. 16 - Basic Gate Charge Waveform
Current regulator
Same type as D.U.T.
50 kΩ
12 V
V
DS
90 %
0.2 µF
0.3 µF
+
10 %
V
GS
t
d(on)
t
r
t
d(off)
t
f
V
GS
3 mA
D.U.T.
-
V
DS
Fig. 13 - Switching Time Waveforms
I
G
I
D
Current sampling resistors
Fig. 17 - Gate Charge Test Circuit
L
Vary t
p
to obtain
required I
AS
R
G
V
DS
D.U.T
I
AS
+
-
V
DD
10 V
t
p
0.01
Ω
Fig. 14 - Unclamped Inductive Test Circuit
V
DS
t
p
V
DD
V
DS
I
AS
Fig. 15 - Unclamped Inductive Waveforms
5/9
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