AOD492 查看數據表（PDF） - Alpha and Omega Semiconductor
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AOD492 Datasheet PDF : 7 Pages
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AOD492
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
120
100
TC=25°C
80
TC=150°C
60
40
20
0
1.0E-07
1.0E-06
1.0E-05
1.0E-04
1.0E-03
Time in avalanche, tA (s)
Figure 12: Single Pulse Avalanche capability
110
100
90
80
70
60
50
40
30
20
10
0
0
25 50 75 100 125 150 175
TCASE (°C)
Figure 13: Power De-rating (Note B)
90
80
70
60
50
40
30
20
10
0
0
25 50 75 100 125 150 175
TCASE (°C)
Figure 14: Current De-rating (Note B)
10
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
1
160
140
TJ(Max)=150°C
120
TA=25°C
nC
100
80
60
40
20
0
0.01
0.1
1
10
100
1000
Pulse Width (s)
Figure15: Single Pulse Power Rating Junction-to-
Ambient (Note G)
0.1
0.01
0.001
0.00001
Single Pulse
D=Ton/T
TJ,PK=TA+PDM.ZθJA.RθJA
RθJA=50°C/W
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 G)
1000
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