LTC4274AIUHF-4#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC4274AIUHF-4#PBF

Manufacturer

Analog Devices

Introduction

Power over Ethernet controller for efficient power distribution over network cables

Product Features and Performance

Single channel controller

Supports up to 90 W of power for connected devices

IEEE 802.3at (PoE+), IEEE 802.3af (PoE) and LTPoE++ standards compliant

Operating voltage range from 45V to 57V

Low supply current requirement of 2.4mA

Operational in a wide temperature range from -40°C to 85°C

Surface mount, 38-WFQFN exposed pad packaging for secure installation

Product Advantages

High power capacity enabling versatile applications

Compatible with multiple PoE standards for broad device support

Energy efficient with low power demands

Suitable for extreme environmental conditions

Key Technical Parameters

Type: Controller (PSE)

Number of Channels: 1

Power - Max: 90 W

Internal Switch(s): No

Auxiliary Sense: No

Voltage - Supply: 45V ~ 57V

Current - Supply: 2.4mA

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 38-WFQFN Exposed Pad

Supplier Device Package: 38-QFN (5x7)

Quality and Safety Features

Built to meet high industry standards for power distribution safety

Compatibility

Supports PoE-enabled devices adhering to IEEE 802.3at, 802.3af, and LTPoE++ standards

Application Areas

Networked devices requiring Power over Ethernet, such as IP cameras, wireless access points, and VoIP phones

Product Lifecycle

Active status indicating ongoing production and support

Not nearing discontinuation, replacements or upgrades currently not required

Reasons to Choose This Product

Single product solution for different PoE standards

High power output suitable for a range of demanding applications

Energy efficient design can reduce operational costs

Reliable performance in harsh temperature environments

Compact surface mount packaging allows for use in tight spaces and varied design layouts