S T M8358S
1200
V
G S
, G ate to S ource V oltage (V )
10
8
6
4
2
0
V
DS
=15V
I
D
=7A
1000
C , C apacitance (pF )
800
600
400
200
C rs s
0
0
5
10
15
C os s
C is s
6
20
25
30
0
3
6
9
12
15
18
21 24
V
DS
, Drain-to S ource Voltage (V )
Qg, T otal G ate C harge (nC )
F igure 9. C apacitance
300
200
S witching T ime (ns )
Tr
40
10
(
)
ON
L im
it
100
60
T D(off)
I
D
, Drain C urrent (A)
R
D
S
10
1s
10m
s
T D(on)
Tf
0m
s
10
11
DC
1
1
V DS =15V ,ID=7A
V G S =10V
0.1
0.03
V
G S
=10V
S ingle P ulse
T
A
=25 C
0.1
1
10
30 50
V
DS
, Drain-S ource V oltage (V )
6 10
60 100 300 600
R g, G ate R es is tance (
W
)
F igure 11.s witching characteris tics
10
F igure 12. Maximum S afe
O perating Area
Normalized Transient
Thermal Resistance
1
0.5
0.2
0.1
P
DM
t
1
on
0.1
0.05
0.02
0.01
1.
2.
3.
4.
t
2
Single Pulse
0.0001
0.001
0.01
0.1
1
10
0.01
0.00001
R
thJ A
(t)=r (t) * R
thJ A
R
thJ A
=S ee Datas heet
T
J M-
T
A
= P
DM
* R
thJ A
(t)
Duty C ycle, D=t
1
/t
2
100
1000
Square Wave Pulse Duration(sec)
Normalized Thermal Transient Impedance Curve
F igure 13. Normalized T hermal T rans ient Impedance C urve
6