SI3402-A-GMR - Skyworks Solutions Inc.

Manufacturer Part Number

SI3402-A-GMR

Manufacturer

Skyworks Solutions

Introduction

Silicon-based integrated Power over Ethernet (PoE) Controller for PD (Powered Devices)

Product Features and Performance

Single-channel PoE PD controller

Integrated internal power switch

Supports IEEE 802.3af standard for PoE

Wide supply voltage range from 2.8V to 57V

Low operating current of 2mA

Operates in temperature range from -40°C to 85°C

Surface mount, 20-VQFN exposed pad package

Simple design enabling compact and cost-effective PD solutions

Product Advantages

Energy-efficient with low idle power consumption

Robust operation in extended industrial temperature range

High integration reduces external component count

Small package size suitable for space-constrained applications

Key Technical Parameters

Type: Controller (PD)

Number of Channels: 1

Power - Max: 15 W

Internal Switch(s): Yes

Standards: IEEE 802.3af (PoE)

Voltage - Supply: 2.8V ~ 57V

Current - Supply: 2mA

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Built-in overcurrent protection

Thermal protection for safe operation

Compliance with PoE safety standards

Compatibility

Compatible with IEEE 802.3af standard equipment

Can be used in existing PoE infrastructure

Application Areas

VoIP phones

IP cameras

Wireless access points

Networked appliances

Industrial control systems

Product Lifecycle

Obsolete status

Potential for end-of-life or discontinued production

Users should check for replacement or upgrade options

Several Key Reasons to Choose This Product

Skyworks Solutions' reputation for high-quality semiconductor products

Support for PoE enables flexible installation of network devices without the need for additional power supplies

Integration of power switch simplifies design and reduces external component requirements

Ideal solution for power-sensitive and space-constrained network devices

Ensures compliance with established PoE standards, ensuring interoperability with a wide range of equipment

Robust thermal and current management features enhance durability and reliability of end products