AOD444(2009) Просмотр технического описания (PDF) - Alpha and Omega Semiconductor
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AOD444 Datasheet PDF : 6 Pages
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AOD444/AOI444
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
100
25
TA=25°C
TA=100°C
20
10
TA=150°C
15
TA=125°C
10
5
1
1
10
100
Time in avalanche, tA (µs)
Figure 12: Single Pulse Avalanche capability (Note
C)
0
0
25 50 75 100 125 150 175
TCASE (°C)
Figure 13: Power De-rating (Note F)
16
14
12
10
8
6
4
2
0
0
10
1
10000
1000
100
10
TA=25°C
17
5
2
10
25 50 75 100 125 150 175
TCASE (°C)
Figure 14: Current De-rating (Note F)
1
0.00001 0.001
0.1
10 0 1000
Pulse Width (s)
18
Figure 15: Single Pulse Power Rating Junction-to-
Ambient (Note H)
D=Ton/T
TJ,PK=TA+PDM.ZθJA.RθJA
RθJA=60°C/W
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
40
0.1
0.01
0.001
0.00001
Single Pulse
PD
Ton
T
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: Aug 2009
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