AO4404B Alpha & Omega Semiconductor Inc, AO4404B Datasheet - Page 3

• Manufacturer Part Number: AO4404B
• Description: MOSFET N-CH 30V 8.5A 8-SOIC
• Manufacturer: Alpha & Omega Semiconductor Inc

Specifications of AO4404B

• Fet Type: MOSFET N-Channel, Metal Oxide
• Fet Feature: Logic Level Gate
• Rds On (max) @ Id, Vgs: 24 mOhm @ 8.5A, 10V
• Drain To Source Voltage (vdss): 30V
• Current - Continuous Drain (id) @ 25° C: 8.5A
• Vgs(th) (max) @ Id: 1.5V @ 250µA
• Gate Charge (qg) @ Vgs: 12nC @ 4.5V
• Input Capacitance (ciss) @ Vds: 1100pF @ 15V
• Power - Max: 2.8W
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 785-1020-2

Rev 2: July 2010
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
40
40
35
35
30
30
25
25
20
20
15
15
10
10
5
5
0
0
30
30
25
25
20
20
15
15
10
10
50
40
30
20
10
0
0
0
0
0
Figure 5: On-Resistance vs. Gate-Source Voltage
Figure 3: On-Resistance vs. Drain Current and Gate
Figure 3: On-Resistance vs. Drain Current and Gate
10V
10V
Fig 1: On-Region Characteristics (Note E)
Fig 1: On-Region Characteristics (Note E)
1
1
2
5
5
4.5V
4.5V
3V
3V
V
V
DS
DS
Voltage (Note E)
Voltage (Note E)
2
2
4
V
(Volts)
(Volts)
(Note E)
GS
V
V
V
V
GS
GS
10
10
(Volts)
I
I
GS
GS
D
D
=10V
=10V
(A)
(A)
=4.5V
=4.5V
3
3
6
V
V
15
15
I
D
GS
GS
2.5V
2.5V
=8.5A
=2V
=2V
4
4
8
25°
125°
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20
20
10
5
5
15
15
12
12
1.8
1.8
1.6
1.6
1.4
1.4
1.2
1.2
0.8
0.8
1.0E+01
1.0E+00
1.0E-01
1.0E-02
1.0E-03
1.0E-04
1.0E-05
9
9
6
6
3
3
0
0
1
1
0
0
0
0
40
Figure 2: Transfer Characteristics (Note E)
Figure 2: Transfer Characteristics (Note E)
Figure 6: Body-Diode Characteristics (Note E)
0.0
Figure 4: On-Resistance vs. Junction Temperature
Figure 4: On-Resistance vs. Junction Temperature
25
25
0.5
0.5
V
V
DS
DS
125°C
125°C
50
50
V
V
I
I
125°
0.2
D
D
=5V
=5V
GS
GS
=8.5A
=8.5A
1
1
=4.5V
=4.5V
V
V
GS
GS
(Volts)
(Volts)
75
75
V
Temperature (° C)
Temperature (° C)
SD
0.4
1.5
1.5
(Volts)
(Note E)
(Note E)
100
100
25°C
25°C
0.6
2
2
125
125
V
V
I
I
D
D
GS
GS
=8.5A
=8.5A
=10V
=10V
25°
2.5
2.5
17
10
18
150
150
0.8
5
2
0
AO4404B
Page 3 of 6
175
175
3
3
1.0