AO4408 查看數據表（PDF） - Alpha Industries
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AO4408 Datasheet PDF : 5 Pages
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AO4408, AO4408L
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
5
VDS=15V
ID=12A
4
3
2
1
0
0
2
4
6
8
10
12
Qg (nC)
Figure 7: Gate-Charge Characteristics
1500
1250
Ciss
1000
750
500
Coss
250
0
0
Crss
5
10
15
20
25
30
VDS (Volts)
Figure 8: Capacitance Characteristics
100.0
RDS(ON)
limited
10µs
1ms 100µs
10.0
10ms
0.1s
1s
1.0
10s
TJ(Max)=150°C
TA=25°C
DC
0.1
0.1
1
10
100
VDS (Volts)
Figure 9: Maximum Forward Biased Safe
Operating Area (Note E)
50
TJ(Max)=150°C
TA=25°C
40
30
20
10
0
0.001 0.01 0.1
1
10 100 1000
Pulse Width (s)
Figure 10: Single Pulse Power Rating Junction-to-
Ambient (Note E)
10
D=Ton/T
TJ,PK=TA+PDM.ZθJA.RθJA
RθJA=40°C/W
1
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
100
0.1
PD
Single Pulse
0.01
0.00001
0.0001
0.001
0.01
0.1
Ton
T
1
10
100
Pulse Width (s)
Figure 11: Normalized Maximum Transient Thermal Impedance
1000
Alpha & Omega Semiconductor, Ltd.
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