AO4450
40V N-Channel MOSFET
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
40
10V
5V
4.5V
30
40
V
DS
=5V
30
I
D
(A)
I
D
(A)
20
4V
20
125°C
10
V
GS
=3.5V
10
25°C
0
0
1
2
3
4
5
1
2
3
4
5
V
GS
(Volts)
Figure 2: Transfer Characteristics (Note E)
0
V
DS
(Volts)
Fig 1: On-Region Characteristics (Note E)
40
Normalized On-Resistance
2.2
2
1.8
1.6
1.4
1.2
1
0.8
0
15
20
25
30
I
D
(A)
Figure 3: On-Resistance vs. Drain Current and Gate
Voltage (Note E)
5
10
0
25
50
75
100
125
150
175
200
V
GS
=10V
I
D
=7A
35
R
DS(ON)
(mΩ)
Ω
V
GS
=4.5V
30
25
V
GS
=10V
20
17
5
2
V
GS
=4.5V
10
I
D
=5A
0
Temperature (°
C)
Figure 4: On-Resistance vs. Junction Temperature
18
(Note E)
80
I
D
=7A
70
60
R
DS(ON)
(mΩ)
Ω
50
125°C
40
25°C
30
20
2
6
8
10
V
GS
(Volts)
Figure 5: On-Resistance vs. Gate-Source Voltage
(Note E)
4
I
S
(A)
1.0E+02
1.0E+01
1.0E+00
1.0E-01
1.0E-02
1.0E-03
1.0E-04
1.0E-05
0.0
0.2
0.4
0.6
0.8
1.0
1.2
V
SD
(Volts)
Figure 6: Body-Diode Characteristics (Note E)
25°C
125°C
40
3/5
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