AO3422 Alpha & Omega Semiconductor Inc, AO3422 Datasheet

MOSFET N-CH 55V 2.1A SOT23

AO3422

Manufacturer Part Number
AO3422
Description
MOSFET N-CH 55V 2.1A SOT23
Manufacturer
Alpha & Omega Semiconductor Inc
Datasheet

Specifications of AO3422

Fet Type
MOSFET N-Channel, Metal Oxide
Fet Feature
Logic Level Gate
Rds On (max) @ Id, Vgs
160 mOhm @ 2.1A, 4.5V
Drain To Source Voltage (vdss)
55V
Current - Continuous Drain (id) @ 25° C
2.1A
Vgs(th) (max) @ Id
2V @ 250µA
Gate Charge (qg) @ Vgs
3.3nC @ 4.5V
Input Capacitance (ciss) @ Vds
300pF @ 25V
Power - Max
1.25W
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
785-1015-2

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AO3422
Manufacturer:
Alpha
Quantity:
45 000
Part Number:
AO3422
Manufacturer:
AOS
Quantity:
180
Part Number:
AO3422
Manufacturer:
AOS/ 万代
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20 000
Company:
Part Number:
AO3422
Quantity:
365
Part Number:
AO3422A
Manufacturer:
AOS/ 万代
Quantity:
20 000
Alpha & Omega Semiconductor, Ltd.
General Description
The AO3422 uses advanced trench technology to
provide excellent R
operation over a wide gate drive range from 2.5V to
12V. This device is suitable for use as a load switch.
Absolute Maximum Ratings T
Parameter
Drain-Source Voltage
Gate-Source Voltage
Continuous Drain
Current
Pulsed Drain Current
Power Dissipation
Junction and Storage Temperature Range
Thermal Characteristics
Parameter
Maximum Junction-to-Ambient
Maximum Junction-to-Ambient
Maximum Junction-to-Lead
AO3422
N-Channel Enhancement Mode Field Effect Transistor
A
D
Top View
G
DS(ON)
B
T
T
T
T
SOT23
S
A
A
A
A
and low gate charge. It offers
=25°C
=70°C
=25°C
=70°C
C
Bottom View
D
A
A
A
=25°C unless otherwise noted
S
Steady-State
Steady-State
t ≤ 10s
G
Symbol
V
V
I
I
P
T
D
DM
J
DS
GS
D
, T
STG
Symbol
Features
V
I
R
R
R
R
D
DS
DS(ON)
DS(ON)
θJA
θJL
= 2.1A (V
(V) = 55V
< 160mΩ (V
< 200mΩ (V
Maximum
-55 to 150
1.25
Typ
±12
115
GS
2.1
1.7
0.8
55
10
75
48
= 4.5V)
G
GS
GS
= 4.5V)
= 2.5V)
Max
100
150
60
D
S
Units
Units
°C/W
°C/W
°C/W
°C
W
V
V
A

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AO3422 Summary of contents

Page 1

... AO3422 N-Channel Enhancement Mode Field Effect Transistor General Description The AO3422 uses advanced trench technology to provide excellent R and low gate charge. It offers DS(ON) operation over a wide gate drive range from 2.5V to 12V. This device is suitable for use as a load switch. SOT23 ...

Page 2

... AO3422 Electrical Characteristics (T =25°C unless otherwise noted) J Symbol Parameter STATIC PARAMETERS BV Drain-Source Breakdown Voltage DSS I Zero Gate Voltage Drain Current DSS I Gate-Source leakage current GSS V Gate Threshold Voltage GS(th state drain current D(ON) R Static Drain-Source On-Resistance DS(ON) g Forward Transconductance FS V Diode Forward Voltage ...

Page 3

... AO3422 TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS 10 10V (Volts) DS Fig 1: On-Region characteristics 200 180 V =2.5V GS 160 140 120 100 Figure 3: On-Resistance vs. Drain Current and Gate Voltage 360 310 125°C 260 210 160 110 25° (Volts) GS Figure 5: On-Resistance vs. Gate-Source Voltage Alpha & Omega Semiconductor, Ltd. ...

Page 4

... AO3422 TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS 5 V =27. =2. (nC) g Figure 7: Gate-Charge Characteristics 100.0 R DS(ON) limited 10.0 0.1s 1.0 1s 10s 0.1 0 (Volts) DS Figure 9: Maximum Forward Biased Safe Operating Area (Note θJA J, =100°C/W θJA 1 0.1 Single Pulse 0.01 0.00001 0.0001 Figure 11: Normalized Maximum Transient Thermal Impedance Alpha & ...

Page 5

... AO3422 Vgs Vds DU T Vgs Rg Vgs Unclamped Inductive Switching (UIS) Test Circuit & Waveforms L Vds Id Vgs Vgs Vds + DUT Vds - L Isd Vgs Ig Alpha & Omega Semiconductor, Ltd. Gate Charge Test Circuit & Waveform Vgs 10V + Qgs Vds VDC - DUT Resistive Switching Test Circuit & Waveforms ...

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