LTC4291IUF#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC4291IUF#PBF

Manufacturer

Analog Devices

Introduction

Power over Ethernet (PoE) controller designed for Power Sourcing Equipment (PSE) applications

Product Features and Performance

8 PoE channels for multiple device support

Supports up to 71.3W of power for high-power devices

Compatible with 802.3at (PoE+), 802.3af (PoE), and 802.3bt standards

Voltage supply range from 3V to 3.6V

-40°C to 85°C operating temperature range

Surface mount, 24-WFQFN exposed pad packaging

Product Advantages

Support for the latest PoE standards ensures versatile use with different PoE devices

High power capacity suitable for demanding applications

Integrated power management reduces external components and system complexity

Robust operating temperature for harsh environments

Key Technical Parameters

Number of Channels: 8

Power - Max: 71.3 W

Voltage - Supply: 3V ~ 3.6V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 24-WFQFN Exposed Pad

Supplier Device Package: 24-QFN (4x4)

Quality and Safety Features

Built-in thermal protection ensures safe operation

Quality tested for durability at extreme temperatures

Compatibility

Meets IEEE standards for PoE, ensuring interoperability with a wide range of devices

Application Areas

Commercial and industrial networking equipment

Wireless access points

Security cameras

VoIP phones

Point of Sale (PoS) systems

Product Lifecycle

Active status indicates current production with ongoing manufacturer support

Designed for long-term availability, but always verify with the manufacturer for any updates

Several Key Reasons to Choose This Product

Broad compatibility with PoE standards enhances flexibility

High power output suitable for advanced networking devices

Multi-channel support ideal for expanding network infrastructure

Trusted manufacturer with a reputation for reliability

Low voltage operation for energy-efficient designs

Supports a wide range of applications due to extensive temperature range

Easy integration with surface mount packaging