MAX5991B - (MAX5991A/B) IEEE 802.3af-Compliant / High-Efficiency / Class 1 / Class 2 / Powered Devices

Product Overview

Maxim

Datasheet Details

Part number	MAX5991B
Manufacturer	Maxim
File Size	828.76 KB
Description	(MAX5991A/B) IEEE 802.3af-Compliant / High-Efficiency / Class 1 / Class 2 / Powered Devices
Datasheet	MAX5991B Datasheet
Note	This datasheet PDF includes multiple part numbers: MAX5991B, MAX5991A. Please refer to the document for exact specifications by model.
Additional preview pages of the MAX5991B datasheet.

Product details

Description

The MAX5991A/MAX5991B provide a complete powersupply solution as IEEE® 802.3af-compliant Class 1/ Class 2 Powered Devices (PDs) in a Power-over-Ethernet (PoE) system.

Features

S IEEE 802.3af Compliant S PoE Class 1/Class 2 Classification S Intelligent Maintain Power Signature (MPS) S Sleep and Ultra-Low Power Mode S Simplified Wall Adapter Interface S Efficient, Integrated DC-DC Converter (with Integrated Switches) S 8.7V to 60V Wide Input Voltage Range S 3.2V to 14V Programmable Output Voltage Range S Internal Compensation S Fixed 430kHz Switching Frequency S Frequency Foldback for High-Efficiency LightLoad Operation S Built-In Output-Voltage Monitoring S.

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Other Datasheets by Maxim

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Published: Dec 26, 2012 |