2SK1161, 2SK1162
Power vs. Temperature Derating
120
Channel Dissipation Pch (W)
100
30
Drain Current I
D
(A)
Maximum Safe Operation Area
10
µ
s
0
O
is per
Lim at
ite ion
d in
by th
R is A
DS
re
a
(
80
10
3
1.0
0.3
0.1
D
C
PW
10
=
1
µ
s
on
)
O
pe
10
m
m
s
ra
t
s
io
n
(1
40
(T
sh
C
ot
=
)
25
°C
)
Ta = 25°C
1
2SK1162
2SK1161
0
50
100
Case Temperature T
C
(°C)
150
3
10
30
100 300 1,000
Drain to Source Voltage V
DS
(V)
Normalized Transient Thermal Impedance
γ
S
(t)
Normalized Transient Thermal Impedance vs. Pulse Width
3
T
C
= 25°C
1.0
D=1
0.5
0.3
0.1
0.2
0.1
0.05
0.02
0.01
θch–c
(t) =
γ
S
(t) ·
θch–c
θch–c
= 1.25°C/W, T
C
= 25°C
P
DM
PW
1
D = PW
T
0.03
1
0.01
10
µ
Sh
e
uls
ot P
100
µ
1m
10 m
Pulse Width PW (s)
100 m
T
10
3