SI3402-B-GM - Skyworks Solutions Inc.

Manufacturer Part Number

SI3402-B-GM

Manufacturer

Skyworks Solutions

Introduction

The SI3402-B-GM is a power management integrated circuit (PMIC) for Power Over Ethernet (PoE) applications.

Product Features and Performance

Controller (PD), DC/DC

One-channel Power over Ethernet controller

Integrated internal switch

Supports both IEEE 802.3at (PoE+) and 802.3af (PoE)

Can supply up to 17W of power

Operates across a wide supply voltage range (2.8V to 57V)

Low current supply requirement (2mA)

Suitable for operation in extreme temperature conditions (-40°C to 85°C)

Product Advantages

High integration reduces external component count

Supports high-efficiency power conversion

Robust thermal performance with exposed pad VQFN package

Extended temperature range support

Key Technical Parameters

Number of Channels: 1

Power Max: 17 W

Voltage - Supply: 2.8V to 57V

Current - Supply: 2mA

Operating Temperature: -40°C to 85°C

Mounting Type: Surface Mount

Package / Case: 20-VQFN Exposed Pad

Quality and Safety Features

Compliance with PoE safety standards

Thermal protection features

Quality assured by Skyworks Solutions, a reputable manufacturer

Compatibility

Compatible with IEEE 802.3at and 802.3af standards

Designed for surface mount applications

Application Areas

Enterprise systems

IP cameras

VoIP phones

Wireless access points

Remote computer terminals

Product Lifecycle

Active status indicates current production

Not close to discontinuation

Potential future upgrades or replacements if needed are typically available

Several Key Reasons to Choose This Product

Wide voltage operation range suitable for various applications

Low power consumption for energy-efficient designs

High power capability suitable for a range of PoE devices

Compact 20-QFN package suitable for space-constrained applications

Reliability assured through compliance with industry standards

Wide operating temperature range for harsh environments