2SK1566, 2SK1567
Maximum Safe Operation Area
Power vs. Temperature Derating
60
Channel Dissipation Pch (W)
20
Drain Current I
D
(A)
10
5
2
1
0.5
0.2
0.1
0
50
100
Case Temperature T
C
(°C)
150
0.05
1
D
C
PW
50
10
10
=
0
µ
s
1
10
40
m
µ
s
O
pe
s
Sh
ot
)
ra
t
m
s
C
io
n
(1
20
(T
=
Operation in this Area
is Limited by R
DS (on)
25
°C
)
Ta = 25°C
2SK1567
2SK1566
3
30
10
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
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
= 3.57°C/W, T
C
= 25°C
P
DM
D = PW
T
T
C
= 25°C
1.0
0.03
0.01
10
µ
1
tP
Sho
ulse
1m
10 m
100 m
Pulse Width PW (s)
T
PW
1
100
µ
10
3
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