AON7432 Просмотр технического описания (PDF) - Alpha and Omega Semiconductor
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AON7432 Datasheet PDF : 6 Pages
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AON7432
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
1000
25
20
100
TA=25°C
TA=100°C
15
TA=150°C
10
10
TA=125°C
5
1
0
1
10
100
1000
0
Time in avalanche, tA (µs)
Figure 12: Single Pulse Avalanche capability
(Note C)
25
50
75
100 125 150
TCASE (°C)
Figure 13: Power De-rating (Note F)
20
10000
TA=25°C
15
1000
17
10
100
5
2
10
5
10
0
0
25
50
75 100 125 150
TCASE (°C)
Figure 14: Current De-rating (Note F)
10
D=Ton/T
TJ,PK=TA+PDM.ZθJA.RθJA
1 RθJA=75°C/W
1
1E-05
0.001
0.1
10 0
1000
Pulse Width (s)
18
Figure 15: Single Pulse Power Rating Junction-to-
Ambient (Note H)
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
40
0.1
0.01
Single Pulse
PD
Ton
T
0.001
1E-05
0.0001
0.001
0.01
0.1
1
10
100
Pulse Width (s)
Figure 16: Normalized Maximum Transient Thermal Impedance (Note H)
1000
Rev 0: Jan. 2012
www.aosmd.com
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