AO3402 Alpha & Omega Semiconductor Inc, AO3402 Datasheet - Page 4

• Manufacturer Part Number: AO3402
• Description: MOSFET N-CH 30V 4.0A SOT23
• Manufacturer: Alpha & Omega Semiconductor Inc

Specifications of AO3402

• Fet Type: MOSFET N-Channel, Metal Oxide
• Fet Feature: Logic Level Gate
• Rds On (max) @ Id, Vgs: 55 mOhm @ 4A, 10V
• Drain To Source Voltage (vdss): 30V
• Current - Continuous Drain (id) @ 25° C: 4A
• Vgs(th) (max) @ Id: 1.4V @ 250µA
• Gate Charge (qg) @ Vgs: 4.34nC @ 4.5V
• Input Capacitance (ciss) @ Vds: 390pF @ 15V
• Power - Max: 1.4W
• Mounting Type: Surface Mount
• Package / Case: SOT-23-3, TO-236-3, Micro3™, SSD3, SST3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 785-1002-2

Rev 6: Jan. 2011
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
10
10
8
8
6
6
4
4
2
2
0
0
0.001
100.0
100.0
0.01
10.0
10.0
0
0
0.1
1.0
1.0
0.1
0.1
0.0
0.0
10
0.00001
1
V
V
I
I
D
D
DS
DS
0.01
0.01
=4A
=4A
Figure 7: Gate-Charge Characteristics
Figure 7: Gate-Charge Characteristics
=15V
=15V
D=T
T
R
Figure 9: Maximum Forward Biased Safe
Figure 9: Maximum Forward Biased Safe
J,PK
2
2
JA
R
R
limited
limited
=125°C/W
on
=T
DS(ON)
DS(ON)
/T
A
+P
Operating Area (Note F)
Operating Area (Note F)
0.0001
DM
0.1
0.1
4
4
.Z
T
T
T
T
Figure 11: Normalized Maximum Transient Thermal Impedance (Note F)
Q
Q
J(Max)
J(Max)
A
A
=25°C
=25°C
JA
g
g
.R
(nC)
(nC)
=150°C
=150°C
V
V
Single Pulse
6
6
JA
DS
DS
(Volts)
(Volts)
0.001
1
1
8
8
10
10
10
10
0.01
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Pulse Width (s)
10ms
10ms
10s
10s
100 s
100 s
1ms
1ms
10 s
10 s
12
12
DC
DC
100
100
0.1
10000
10000
400
400
350
350
300
300
250
250
200
200
150
150
100
100
1000
1000
50
50
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
100
100
0
0
10
10
0.00001
0.00001
1
1
0
0
C
C
rss
rss
1
Figure 10: Single Pulse Power Rating Junction-to-
Figure 10: Single Pulse Power Rating Junction-to-
Figure 8: Capacitance Characteristics
Figure 8: Capacitance Characteristics
P
5
5
D
0.001
0.001
C
C
T
oss
oss
on
10
10
T
10
V
V
DS
DS
Ambient (Note F)
Ambient (Note F)
Pulse Width (s)
Pulse Width (s)
(Volts)
(Volts)
C
C
0.1
0.1
15
15
iss
iss
100
20
20
T
T
A
A
10
10
=25°C
=25°C
25
25
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AO3402
1000
1000
1000
30
30