2SK1328, 2SK1329
Power vs. Temperature Derating
120
Channel Dissipation Pch (W)
100
30
Drain Current I
D
(A)
80
10
3
1.0
0.3
Maximum Safe Operation Area
10
10
D
C
1
0
µ
s
µ
s
PW
=
pe
ra
tio
n
O
m
s
10
(T
m
s
(1
Sh
C
40
ot
Operation in this Area
is Limited by R
DS (on)
=
)
°
C
)
25
Ta = 25°C
0.1
0
50
100
Case Temperature T
C
(°C)
150
1
2SK1329
2SK1328
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
= 2.08°C/W, T
C
= 25°C
P
DM
se
Pul
1.0
T
C
= 25°C
0.03
0.01
10
µ
hot
1S
T
1m
10 m
Pulse Width PW (s)
100 m
PW
1
D = PW
T
100
µ
10
3