AO4478
30V N-Channel MOSFET
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
70
60
10V
50
I
D
(A)
40
30
20
V
GS
= 3V
10
0
0
1
2
3
4
5
V
DS
(Volts)
Figure 1: On-Region Characteristics(Note E)
40
Normalized On-Resistance
35
30
R
DS(ON)
(m
Ω
)
25
20
15
10
5
0
5
10
15
20
25
I
D
(A)
Figure 3: On-Resistance vs. Drain Current and
Gate Voltage(Note E)
V
GS
=10V
V
GS
=4.5V
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0
25
50
75
100
125
150
175
Temperature (°C)
Figure 4: On-Resistance vs. Junction
Temperature(Note E)
V
GS
=4.5V
I
D
=8A
V
GS
=10V
I
D
=9A
2.5V
0
0
1
2
3
4
5
V
GS
(Volts)
Figure 2: Transfer Characteristics(Note E)
4V
4.5V
I
D
(A)
7V
25
20
15
125°C
10
25°C
5
30
V
DS
= 5V
70
I
D
=9A
60
1E+01
1E+00
50
R
DS(ON)
(m
Ω
)
I
S
(A)
1E-01
125°C
1E-02
25°C
1E-03
25°C
40
125°C
30
20
1E-04
10
2
6
7
8
9
V
GS
(Volts)
Figure 5: On-Resistance vs. Gate-Source
Voltage(Note E)
3
4
5
10
1E-05
0.0
0.2
0.4
0.6
0.8
1.0
V
SD
(Volts)
Figure 6: Body-Diode Characteristics(Note E)
3/6
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