2SK2553
Power vs. Temperature Derating
100
Pch (W)
I
D
(A)
500
200
100
50
20
10
5
2
Maximum Safe Operation Area
10
PW
C
D
O
75
10
=
µs
0
1
10
m
s
µs
m
Channel Dissipation
Drain Current
s
sh
ot
pe
50
(1
tio
ra
n
Operation in
this area is
limited by R
DS(on)
)
c
(T
=
25
°C
25
)
0
50
100
150
Tc (°C)
200
Case Temperature
Ta = 25 °C
0.5
3
30
0.1 0.3
1
10
100
Drain to Source Voltage V
DS
(V)
1
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 = 1.67 °C/W, Tc = 25 °C
PDM
PW
T
0.03
0.02
1
lse
0.0
t pu
ho
1s
D=
PW
T
0.01
10 µ
100 µ
1m
10 m
Pulse Width
100 m
PW (S)
1
10
3
Home Index Bookmark Pages Text
Previous Next
Pages: Home Index