AOD452 Просмотр технического описания (PDF) - Alpha and Omega Semiconductor
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AOD452 Datasheet PDF : 5 Pages
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AOD452, AOD452L
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
60
60
50
40
tA
=
L ⋅ ID
BV − VDD
50
40
30
30
20
20
10
TA=25°C
10
0
0.00001
0.0001
0
0.001
0
Time in avalanche, tA (s)
Figure 12: Single Pulse Avalanche capability
25 50 75 100 125 150 175
TCASE (°C)
Figure 13: Power De-rating (Note B)
60
50
40
30
20
10
0
0
10
1
50
TA=25°C
40
30
20
10
25 50 75 100 125 150 175
TCASE (°C)
Figure 14: Current De-rating (Note B)
0
0.001 0.01 0.1
1
10
100 1000
Pulse Width (s)
Figure 15: Single Pulse Power Rating Junction-to-
Ambient (Note H)
D=Ton/T
TJ,PK=TA+PDM.ZθJA.RθJA
RθJA=50°C/W
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
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
Alpha & Omega Semiconductor, Ltd.
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