STU/D650S
Ver 1.2
(BR )DSS
t
p
L
V
DS
D.U .T
R
+
-
G
DD
V
I
AS
20V
0.01
t
p
AS
I
Unclamped Inductive Test Circuit
Figure 13a.
Unclamped Inductive Waveforms
Figure 13b.
2
1
D=0.5
0.2
0.1
DM
P
0.1
0.05
1
t
2
t
0.02
0.01
1. R
2. R
3. TJM-
J
JA (t)=r (t) * R
JA=S ee Datasheet
= PDM* R JA (t)
4. Duty Cycle, D=t /t
J JA
J
S INGLE PULS E
T
A
J
1
2
0.01
10-5
10-4
10-3
10-2
Square Wave Pulse Duration(sec)
10-1
1
10
Figure 14. Normalized Thermal Transient Impedance Curve
Sep,±3,±212
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