2SJ322
Power vs. Temperature Derating
40
Pch (W)
–200
–100
I
D
(A)
–50
–20
–10
–5
–2
–1
–0.5
Maximum Safe Operation Area
10
10
PW
DC
Op
30
Channel Dissipation
Drain Current
=1
1m
0m
µs
s
s
20
10
ho
era
t)
tio
Operation in
n(
this area is
Tc
=2
limited by R
DS(on)
C)
s(
1s
0
50
100
150
Tc (°C)
200
Case Temperature
Ta = 25 °C
–0.2
–1 –2
–5 –10 –20
–50 –100
Drain to Source Voltage V
DS
(V)
Normalized Transient Thermal Impedance vs. Pulse Width
3
Normalized Transient Thermal Impedance
γ
s (t)
Tc = 25°C
1
D=1
0.5
0.3
0.2
0.1
0.1
0.05
θ
ch – c(t) =
γ
s (t) •
θ
ch – c
θ
ch – c = 3.57 °C/W, Tc = 25 °C
PDM
PW
T
D=
0.03
0.02
1
lse
0.0
pu
ot
sh
1
PW
T
0.01
10 µ
100 µ
1m
10 m
Pulse Width
100 m
PW (S)
1
10
3
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