Understanding the AO3400 A 30V N-Channel MOSFET with 5.8A Current in SOT23-3
2024-11-22 26704

The AO3400 is an advanced part used in electronics that represents a big step forward in how small parts inside devices are made. This section covers the AO3400's detailed design, what it's made of, and its main features, helping you understand how it's used in different electronic setups. Known for its ability to switch on and off very quickly and manage power efficiently, the AO3400 is great for making sure devices run smoothly and use energy wisely. This article helps you understand and use this part better in various tech projects. Looking ahead, we'll see more about how the AO3400 works best in its designed roles, leading to new and improved tech solutions.

Catalog

AO3400 Overview

The AO3400, made by Alpha & Omega Semiconductor, is known for its excellent performance and reliability in managing electricity in devices. It uses advanced trench technology to maintain low resistance, which helps in saving energy and reducing heat an important aspect of modern electronics. This part is great for devices that need precise control of power, like those that switch power rapidly or adjust power levels. Its ability to handle quick changes in power without breaking down makes it suitable for both everyday gadgets and industrial machines, ensuring devices are efficient and durable.

AO3400 Pinout Configuration

AO3400 CAD Model Design

Specifications Overview

Detailed specifications of Alpha & Omega Semiconductor Inc. AO3400.

Type	Parameter
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
Surface Mount	YES
Number of Pins	3
Transistor Element Material	SILICON
Current - Continuous Drain (Id) @ 25℃	5.8A Ta
Drive Voltage (Max Rds On, Min Rds On)	2.5V, 10V
Number of Elements	1
Power Dissipation (Max)	1.4W Ta
Operating Temperature	-55°C~150°C TJ
Packaging	Tape & Reel (TR)
Published	2005
Part Status	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	3
Terminal Position	DUAL
Terminal Form	GULL WING
Peak Reflow Temperature (Cel)	NOT SPECIFIED
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Configuration	SINGLE WITH BUILT-IN DIODE
Operating Mode	ENHANCEMENT MODE
FET Type	N-Channel
Transistor Application	SWITCHING
Rds On (Max) @ Id, Vgs	28mΩ @ 5.8A, 10V
Vgs(th) (Max) @ Id	1.45V @ 250μA
Input Capacitance (Ciss) (Max) @ Vds	630pF @ 15V
Gate Charge (Qg) (Max) @ Vgs	7nC @ 4.5V
Drain to Source Voltage (Vdss)	30V
Vgs (Max)	±12V
Gate to Source Voltage (Vgs)	12V
Drain Current-Max (Abs) (ID)	5.8A
Drain-source On Resistance-Max	0.028Ω
RoHS Status	ROHS3 Compliant

AO3400 Characteristics and Features

• Type of Transistor - MOSFET, ideal for switching and amplifying electronic signals.

• Control Channel Type - N-Channel, enhances efficiency and supports faster switching.

• Package Type - Housed in SOT233L, which outlines its physical dimensions and mounting specifics.

• Maximum Drain-Source Voltage (Vds) - 30V, ensuring safe operation up to this voltage.

• Maximum Gate-Source Voltage (Vgs) - 12V, the upper limit without risking damage.

• Maximum Gate-Threshold Voltage (Vgs(th)) - 1.45V, required to start conducting.

• Drain-Source On-State Resistance (Rds):

   - Less than 28mΩ at 10V Vgs - offers high efficiency.

   - Less than 33mΩ at 4.5V Vgs - indicates efficient current flow.

   - Less than 52mΩ at 2.5V Vgs - efficiency decreases at lower voltages.

• Maximum Drain Current (Id) - 5.8A, highlights its capacity to manage substantial currents.

• Maximum Power Dissipation (Pd) - 1.4W, reflects its thermal management capability.

• Maximum Junction Temperature (Tj) - 150°C, the limit for operational temperature.

• Rise Time (tr) - 15ns, measures the speed of current increase.

• Drain-Source Capacitance (Cd) - 115pF, influences the frequency response.

Uses of AO3400

• LED - Controls power for LED lights, enhancing stability and efficiency.

• Bluetooth Earphone - Manages battery power in Bluetooth earphones for longer use.

• General Power Supply - Used in power supply units to regulate and convert power effectively.

• Load Switch - Operates as a switch to manage power distribution by connecting or disconnecting loads.

• PWM (Pulse Width Modulation) - Employed in circuits to adjust power delivery, improving control over motor speeds and other functions.

AO3400 Equivalents

Manufacture	MIC Brand	AOS Brand
Part Number	MIC-AO3400	AO3400
Vds max (V)	30 V	30 V
Id max(A)@25℃	5 A	5.7 A
Rds(on)(m Ohm)@Vgs=10v	36 mΩ	26.5 mΩ
TJ(℃)	-55 ~ 150℃	-55 ~ 150℃
Package	SOT23	SOT23

 

Packaging Dimensions

Manufacturer Overview

Alpha and Omega Semiconductor, Inc., or AOS, designs and supplies power semiconductors like Power MOSFETs and Power ICs. They focus on improving product performance and reducing costs by leveraging their expertise in device physics, design, and advanced packaging. Their products target energy efficiency in common devices such as laptops, TVs, battery packs, and power supplies.

Popular products from AOS include AO3401, AO4407A, AO3400A, AO3401A, AOZ1282CI, AON7408, AON7410, AO3407A, AO4466, and others.

Datasheet PDF

AO3400 Datasheets:

AO3401 Datasheets:

AO4407A Datasheets:

AO3400A Datasheets:

AO3401A Datasheets: