IRF9540N
3000
2500
-V
G S
, G ate-to-S ource V oltage (V )
V
GS
C
is s
C
rs s
C
o ss
=
=
=
=
0V ,
f = 1M H z
C
g s
+ C
g d
, C
d s
S H O R T E D
C
gd
C
d s
+ C
gd
20
I
D
= -1 1A
V
D S
= -80 V
V
D S
= -50 V
V
D S
= -20 V
16
C , Capacitance (pF)
2000
C
iss
12
1500
C
oss
1000
8
C
rss
500
4
0
1
10
100
A
0
0
20
40
FO R TE S T CIR C U IT
S E E FIG U R E 1 3
60
80
A
100
-V
D S
, D rain-to-S ourc e V oltage (V )
Q
G
, Total G ate C harge (nC )
Fig 5.
Typical Capacitance Vs.
Drain-to-Source Voltage
Fig 6.
Typical Gate Charge Vs.
Gate-to-Source Voltage
100
1000
-I
SD
, Reverse D rain Current (A )
O P E R A T IO N IN T H IS A R E A L IM ITE D
B Y R
D S (o n)
10
-I
D
, D rain C urrent (A )
100
T
J
= 17 5°C
T
J
= 2 5°C
10 0µs
10
1m s
1
0.1
0.2
0.4
0.6
0.8
1.0
1.2
V
G S
= 0V
1.4
A
1
1
T
C
= 25 °C
T
J
= 17 5°C
S ing le P u lse
10
10m s
1.6
A
100
1000
-V
S D
, S ourc e-to-D rain V oltage (V )
-V
D S
, D rain-to-S ourc e V oltage (V )
Fig 7.
Typical Source-Drain Diode
Forward Voltage
Fig 8.
Maximum Safe Operating Area
4/8
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