r
th
– t
w
Normalized transient thermal impedance
r
th (t)
/R
th (ch-c)
10
1
Duty=0.5
0.2
0.1
0.1 0.05
SINGLE PULSE
PDM
t
T
0.02 0.01
0.01
10μ
100μ
1m
10m
100m
Duty
=
t/T
Rth (ch-c)
=
1.56 °C/W
1
10
Pulse width
t
w
(s)
SAFE OPERATING AREA
100
200
E
AS
– T
ch
ID max (pulsed)
*
10
ID max (continuous)
100
μs
*
E
AS
(mJ)
Avalanche energy
160
120
Drain current I
D
(A)
1
DC operation
Tc
=
25°C
1 ms
*
80
0.1
40
0
25
0.01
VDSS max
*
Single pulse Tc=25℃
Curves must be derated
linearly with increase in
temperature.
0.001
1
10
100
50
75
100
125
150
Channel temperature (initial)
T
ch
(°C)
1000
15 V
0
V
B
VDSS
I
AR
V
DD
V
DS
Drain-source voltage
V
DS
(V)
Test circuit
R
G
=
25
Ω
V
DD
=
90 V, L
=
18.7 mH
Waveform
Ε
AS
=
⎞
⎛
1
B VDSS
⎟
⋅
L
⋅
I2
⋅ ⎜
⎜
B
−
VDD
⎟
2
⎠
⎝
VDSS
5/5
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