2SK1093
Power vs. Temperature Derating
30
Channel Dissipation Pch (W)
100
Maximum Safe Operation Area
10
30
Drain Current I
D
(A)
10
0
µ
s
20
10
3
1.0
0.3
DC
µ
s
PW
=
pe
ra
tio
n
O
1
(T
)
ot
Sh
s
m
s (1
m
C
10
10
=
Operation in this area
is limited by R
DS (on)
Ta = 25°C
25
°C
)
0
50
100
Case Temperature T
C
(°C)
150
0.1
0.1
30
100
0.3
1.0
3
10
Drain to Source Voltage V
DS
(V)
Normalized Transient Thermal Impedance
γ
s (t)
Normalized Transient Thermal Impedance vs. Pulse Width
3
1.0
D=1
0.5
0.3
0.1
T
C
= 25°C
0.2
0.1
0.05
0.03
0.01
10
µ
0.02
0.01
θ
ch
–c (t) =
γ
s
(t) ·
θ
ch
–c
θ
ch
–c = 6.25°C/W, T
C
= 25°C
P
DM
ulse
P
hot
1S
PW
T
1m
10 m
Pulse Width PW (s)
100 m
1
D =PW
T
100µ
10
3
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