2SK1762
Maximum Safe Operation Area
Power vs. Temperature Derating
80
50
30
10
PW
10
10
D
=
碌
s
0
1
10
m
s
碌
s
Pch (W)
m
60
Drain Current I
D
(A)
C
s
3
O
pe
ra
tio
n
(1
Channel Dissipation
(T
sh
c
ot
)
40
1
Operation in this area
is limited by R
DS
(on)
0.3
=
25
擄C
)
20
0.1
0.05
1
0
50
100
Case Temperature
150
Tc (擄C)
200
Ta = 25擄C
3
10
30
100
300
1000
Drain to Source Voltage V
DS
(V)
Normalized Transient Thermal Impedance vs. Pulse Width
Normalized Transient Thermal Impedance
緯
s (t)
3
D=1
1.0
0.5
0.3
0.2
0.1
0.1
0.05
0.02
0.03
0.01
0.01
10
碌
1 shot Pulse
100
碌
1m
10 m
Pulse Width PW (S)
100 m
1
10
胃
ch 鈥?c(t) =
緯
s(t) .
胃
ch 鈥?c
胃
ch 鈥?c = 3.57擄C / W. Tc = 25擄C
PW
D= T
P
DM
T
PW
Tc = 25擄C
4