AO3407A

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AO3407A

+BOM

MOSFET P-CH 30V 4.3A SOT23-3L

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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 4.3A (Ta)
DriveVoltage(MaxRdsOnMinRdsOn) 4.5V, 10V
RdsOn(Max)@IdVgs 48mOhm @ 4.3A, 10V
Vgs(th)(Max)@Id 3V @ 250µA
GateCharge(Qg)(Max)@Vgs 16 nC @ 10 V
Vgs(Max) ±20V
InputCapacitance(Ciss)(Max)@Vds 830 pF @ 15 V
PowerDissipation(Max) 1.4W (Ta)
OperatingTemperature -55°C ~ 150°C (TJ)
MountingType Surface Mount
SupplierDevicePackage SOT-23-3

Overview

Description

The AO3407A is a P-channel MOSFET designed for low-voltage, high-efficiency switching applications. Key features include:
- Voltage Rating: -30V (VDSS).
- Current Rating: -4.3A (ID) at 25°C.
- Low On-Resistance: 50mΩ (max) at VGS = -10V.
- Gate Threshold: -1V to -2.5V (VGS(th)).
- Compact Package: SOT-23 (space-saving).
Ideal for power management in portable devices, battery protection circuits, and load switches. Its low RDS(on) minimizes conduction losses, while the fast switching capability enhances efficiency.
Applications:
- DC-DC converters.
- Reverse polarity protection.
- USB power switching.
Check the datasheet for detailed specs and thermal considerations.

Equivalent

The AO3407A is a P-channel MOSFET (30V, -4.2A, 40mΩ). Equivalent alternatives include:
- SI2301 (20V, -4.2A, 60mΩ)
- IRLML6401 (12V, -4.3A, 65mΩ)
- DMG2305UX (20V, -4.2A, 55mΩ)
- FDC5612P (30V, -4.5A, 50mΩ)
Check voltage/current ratings and package compatibility before substitution. For exact matches, consider AO3407 (same series) or AOD403 (30V, -5.6A, 40mΩ).

Features

The AO3407A is a P-channel MOSFET with the following key features:
- Voltage Rating: -30V drain-to-source (VDSS).
- Current Rating: -4.3A continuous drain current (ID).
- Low On-Resistance: 50mΩ (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 (small footprint).
- Applications: Power management, load switching, battery protection.
Compact, efficient, and suitable for low-voltage circuits.

Pinout

The AO3407A is a P-channel MOSFET in a SOT-23 package with 3 pins:
1. Gate (G) – Controls the MOSFET's switching.
2. Source (S) – Connected to the input voltage (typically higher potential for P-channel).
3. Drain (D) – Output connection to the load.
Key Features:
- Voltage Rating: -30V
- Current Rating: -4.1A (continuous)
- Low RDS(on): ~50mΩ (at VGS = -10V)
- Logic-Level Gate Drive (suitable for 3.3V/5V control).
Common Applications:
- Power switching in low-voltage circuits.
- Load control in battery-powered devices.
- Reverse polarity protection.
Compact and efficient for space-constrained designs.

Manufacturer

The AO3407A is manufactured by Alpha & Omega Semiconductor (AOS), a U.S.-based company specializing in power semiconductors. Founded in 2000 and headquartered in Silicon Valley, AOS designs and produces a wide range of power management ICs and MOSFETs for applications in computing, consumer electronics, and industrial systems. The company is known for its innovation in power efficiency and compact packaging. The AO3407A is a P-channel MOSFET commonly used in power switching circuits. AOS operates globally with manufacturing facilities in Asia.

Application

The AO3407A is a P-channel MOSFET commonly used in:
1. Power Management – Load switches, battery protection, and power distribution in portable devices.
2. DC-DC Converters – Synchronous rectification and voltage regulation.
3. Motor Control – Driving small motors in consumer electronics.
4. LED Drivers – Switching and dimming control.
5. Consumer Electronics – Smartphones, tablets, and wearables for efficient power handling.
Its low on-resistance (RDS(on)) and compact SOT-23 package make it ideal for space-constrained, high-efficiency applications.

Package

The AO3407A 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 marked with "A07T" for identification.

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