2SK1306
Power vs. Temperature Derating
60
Channel Dissipation Pch (W)
100
30
Drain Current I
D
(A)
40
10
3
1.0
0.3
Maximum Safe Operation Area
10
µ
s
PW
10
=
10
ms
m
s
(1
0
1
µ
s
D
C
O
pe
ra
tio
n
sh
o
20
(T
t)
C
=
Operation in this Area
is Limited by R
DS (on)
25
°C
)
Ta = 25°C
0
50
100
Case Temperature T
C
(°C)
150
0.1
1
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
T
C
= 25°C
1.0
D=1
0.5
0.3
0.1
0.2
0.1
0.05
0.02
0.01
ulse
P
hot
1S
100
µ
1m
10 m
Pulse Width PW (s)
100 m
θch–c
(t) =
γ
S
(t) ·
θch–c
θch–c
= 4.17°C/W, T
C
= 25°C
P
DM
PW
T
1
10
D = PW
T
0.03
0.01
10
µ
3