AO3401A

Images are for reference only

AO3401A

+BOM

MOSFET P-CH 30V 4A SOT23-3L

365 Days Quality Guarantee

7*24 hours service quarantee

90-day after-sales guarantee

Genuine Product Guarantee

Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Not For New Designs
FETType P-Channel
Technology MOSFET (Metal Oxide)
DraintoSourceVoltage(Vdss) 30 V
Current-ContinuousDrain(Id)@25°C 4A (Ta)
DriveVoltage(MaxRdsOnMinRdsOn) 2.5V, 10V
RdsOn(Max)@IdVgs 44mOhm @ 4.3A, 10V
Vgs(th)(Max)@Id 1.3V @ 250µA
GateCharge(Qg)(Max)@Vgs 12.2 nC @ 4.5 V
Vgs(Max) ±12V
InputCapacitance(Ciss)(Max)@Vds 1200 pF @ 15 V
PowerDissipation(Max) 1.4W (Ta)
OperatingTemperature -55°C ~ 150°C (TJ)
MountingType Surface Mount
SupplierDevicePackage SOT-23-3

Overview

Description

The AO3401A is a P-channel MOSFET designed for low-voltage, high-efficiency switching applications. Key features include:
- Voltage Rating: -30V drain-to-source (VDS).
- Current Capacity: -4.3A continuous drain current (ID).
- Low On-Resistance: 40mΩ (max) at VGS = -10V, reducing power loss.
- Gate Threshold: -1V to -2.5V (VGS(th)), suitable for 3.3V/5V logic.
- Fast Switching: Optimized for power management in portable devices, load switches, and battery protection circuits.
Packaged in SOT-23, it’s compact and ideal for space-constrained designs. Common uses include DC-DC converters, power distribution, and reverse polarity protection.
Advantages: Low gate drive requirements, high efficiency, and robust thermal performance.
For detailed specs, refer to the datasheet from the manufacturer (Alpha & Omega Semiconductor).

Equivalent

The AO3401A is a P-channel MOSFET. Equivalent alternatives include:
- Si2301DS (Vishay)
- DMG2305UX (Diodes Inc.)
- IRLML6401 (Infineon)
- FDC5612P (Fairchild/ON Semi)
These offer similar specs (30V, -4.3A, low RDS(on)). Verify pinout and parameters for exact compatibility.

Features

The AO3401A is a P-channel MOSFET with the following key features:
- Voltage Rating: -30V drain-to-source (VDSS).
- Current Handling: -4.3A continuous drain current (ID).
- Low On-Resistance: 40mΩ (max) at VGS = -10V.
- Gate Threshold: -1V to -2.5V (VGS(th)).
- Fast Switching: Low gate charge (Qg ~ 8.5nC) for efficient performance.
- Package: SOT-23, compact and suitable for space-constrained designs.
- Applications: Power management, load switching, and battery protection in portable devices.
It’s optimized for low-voltage, high-efficiency circuits.

Application

The AO3401A is a P-channel MOSFET commonly used in:
1. Power Management – Load switching, battery protection, and power distribution in portable devices.
2. DC-DC Converters – Efficient voltage regulation in step-down or step-up circuits.
3. Motor Control – Driving small motors in consumer electronics and automotive systems.
4. LED Drivers – Controlling LED backlighting and lighting circuits.
5. Consumer Electronics – Used in smartphones, tablets, and laptops for power switching.
Its low on-resistance (RDS(on)) and compact SOT-23 package make it ideal for space-constrained, high-efficiency applications.

Package

The AO3401A is a P-channel MOSFET typically available in a SOT-23 surface-mount package. This compact 3-pin package is widely used for low-power applications due to its small size (approx. 2.9mm x 1.3mm) and suitability for automated assembly. It’s common in power management circuits, such as load switching or battery protection.

Products related to AO3401A

  • Rapid Quote

  • Submit your quote request for AO3401A using this form.we will respond within 12 hours.