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IRFP450LC
RD
VDS
VGS
14
12
10
8
D.U.T.
RG
VDD
10 V
Pulse Width ≤ 1 µs
Duty Factor ≤ 0.1 %
Fig 10a. Switching Time Test Circuit
6
4
2
0
A
150
25
50
75
100
125
T , Case Temperature (°C)
C
Fig 9. Maximum Drain Current Vs.
Fig 10b. Switching Time Waveforms
Case Temperature
1
D = 0.50
0.20
0.1
0.10
0.05
0.02
0.01
P
DM
SINGLE PULSE
(THERMAL RESPONSE)
0.01
t
1
t
2
N o tes :
1 . Du ty fa ctor D
=
t
/ t
2
1
2 . Pe ak T = P
x Z
+ T
C
D M
J
thJC
A
0.001
0.00001
0.0001
0.001
0.01
0.1
1
10
t1 , Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
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