LTC4266AIUHF-4#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC4266AIUHF-4#TRPBF

Manufacturer

Analog Devices

Introduction

Power Over Ethernet Controller for networked devices, supports multiple PoE standards.

Product Features and Performance

Supports PoE standards 802.3at (PoE+), 802.3af (PoE), and LTPoE++.

Four-channel PoE controller allows multiple devices to be powered.

High power capacity with up to 90W power delivery.

Integrated Power Good, Class, and Interrupt functions.

No internal switches, providing flexibility in design.

Designed for 45V to 57V power supply range.

Low supply current of 2.4mA for energy saving.

Supports high-temperature operation, from -40°C to 85°C.

Surface mount package for compact PCB designs.

Product Advantages

Simultaneous support for multiple PoE standards.

High power output suitable for various applications.

Enabled for use in industrial temperature ranges.

Space-saving 38-QFN package design.

Robust feature set for advanced power management.

Key Technical Parameters

Type: Controller (PSE).

Number of Channels: 4.

Power - Max: 90W.

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-in thermal shutdown for protection.

Overcurrent and short-circuit protection.

Under- and over-voltage lockout.

Compatibility

Compatible with devices requiring 802.3at, 802.3af, or LTPoE++ power sources.

Application Areas

Network switches and hubs.

Network cameras and security systems.

Wireless access points.

VoIP phones.

Remote computer terminals.

Product Lifecycle

Product Status: Active.

No imminent discontinuation, with ongoing manufacturer support.

Several Key Reasons to Choose This Product

Multi-standard support optimizes inventory and design flexibility.

Higher power delivery expands potential device applications.

Energy-efficient operation reduces power costs over time.

Built-in protections enhance product longevity and safety.

Supports a broad range of voltages for global applications.

Designed for easy integration in modern electronic layouts.

Analog Devices' reputation for quality and reliability.