2SK1957
Power vs. Temperature Derating
60
Channel Dissipation Pch (W)
Maximum Safe Operation Area
ar
(o ea
n)
50
30
Drain Current I
D
(A)
10
3
1
0.3
0.1
O
is pera
lim ti
ite on
d b in
y R this
PW
10
0
1
=
10
10
s
µ
DS
m
s
s
µ
s
(1
40
D
C
O
pe
ra
m
tio
n
20
(T
c
Sh
ot
)
=
25
°C
)
Ta = 25 °C
3
10
30
100 300 1000
0
50
100
150
Case Temperature Tc (°C)
0.05
1
Drain to Source Voltage V
DS
(V)
Typical Output Characteristics
10
Drain Current I
D
(A)
8
6
4
2
10 V
6V
5.5 V
Drain Current I
D
(A)
Pulse Test
5V
4.5 V
4V
V
GS
= 3.5 V
Typical Transfer Characteristics
10
8
6
4
75°C
2
Tc = 25°C
2
4
6
–25°C
Pulse Test
V
DS
= 10 V
0
4
8
12
16
20
0
8
10
Drain to Source Voltage V
DS
(V)
Gate to Source Voltage V
GS
(V)
3
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