LTC4269IDKD-1#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC4269IDKD-1#PBF

Manufacturer

Analog Devices

Introduction

The LTC4269IDKD-1#PBF is a Power Management IC specialized for Power Over Ethernet (PoE) Controllers, facilitating the transfer of electrical power along with data to network devices via Ethernet cabling.

Product Features and Performance

Integrated Controller (PD) with DC/DC converter for efficient power conversion.

Single Channel operation capable of managing up to 25.5W of power.

Includes internal switches for streamlined design and reduced external component count.

Auxiliary Sense feature for enhanced power management and optimization.

Compliant with 802.3at (PoE+) and 802.3af (PoE) standards, ensuring compatibility with a wide range of network devices and systems.

Operates over a broad voltage range (37.2V to 60V), accommodating various power sources.

Low current consumption, with a maximum supply current of 1.35mA, for increased efficiency.

Product Advantages

The integration of a DC/DC converter with the power controller simplifies design and reduces implementation complexity.

The capacity to deliver up to 25.5W accommodates a wide range of power-demanding devices.

Internal switching functionality eliminates the need for external switching components, saving space and cost.

Auxiliary sensing enables precise control and monitoring of power delivery, maximizing efficiency.

Wide compatibility with PoE standards expands potential application scenarios.

Key Technical Parameters

Power Max: 25.5W

Voltage Supply Range: 37.2V to 60V

Supply Current: 1.35mA (Max)

Operating Temperature Range: -40°C to 85°C

Mounting Type: Surface Mount

Package/Case: 32-WFDFN Exposed Pad

Quality and Safety Features

Robust operating temperature range ensures stable operation in diverse environmental conditions.

Compliance with industry standards underscores reliability and safety in networking environments.

Compatibility

Supports both PoE+ and PoE standards, ensuring operability with a vast range of Ethernet-powered devices.

Application Areas

Network routers and switches

IP cameras and security systems

VoIP phones

Wireless access points

Product Lifecycle

Currently marked as Active, indicating ongoing production and support.

No current information on discontinuation or planned obsolescence, suggesting availability for new designs and projects.

Several Key Reasons to Choose This Product

High power capacity supports a diverse array of devices, making it suitable for demanding applications.

Internal DC/DC conversion simplifies circuitry and accelerates time to market.

Low operational current draw contributes to overall system efficiency, reducing energy costs.

Broad voltage and temperature operating ranges offer versatility in deployment across various environments.

Compliance with key PoE standards assures compatibility and reliability in network infrastructures.