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MAX5987A Datasheet IEEE 802.3af-Compliant High-Efficiency PDs

Manufacturer: Maxim Integrated (now Analog Devices)

Download the MAX5987A datasheet PDF. This datasheet also includes the MAX5986A variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (MAX5986A-MaximIntegrated.pdf) that lists specifications for multiple related part numbers.

General Description

The MAX5986A–MAX5986C/MAX5987A provide a complete power-supply solution as IEEE® 802.3afcompliant Class 1/Class 2 Powered Devices (PDs) in a Power-over-Ethernet (PoE) system.

The devices integrate the PD interface with an efficient DC-DC converter, offering a low external part count PD solution.

The MAX5987A includes a low-dropout regulator and the MAX5986A– MAX5986C include sleep and ultra-low power modes.

Overview

Click here for production status of specific part numbers.

MAX5986A–MAX5986C/ MAX5987A EVALUATION KIT AVAILABLE IEEE 802.

Key Features

  • High Integration Saves Space and BOM Cost.
  • Efficient, Integrated DC-DC Converter (with Integrated Switches).
  • Built-In Output-Voltage Monitoring.
  • Protects Against Overload, Output Short Circuit, Output Overvoltage, and Overtemperature.
  • Integrated TVS Diode Withstands Cable Discharge Event (CDE).
  • Internal LDO Regulator with Up to 100mA Load (MAX5987A).
  • IEEE 802.3af-Compliant Features Reduce Design Time.
  • PoE Class 1/Cl.

More Datasheets from Maxim Integrated (now Analog Devices)

Part Number Description
MAX5980 IEEE 802.3at/af PSE Controller
MAX5981A Powered Device Interface Controllers
MAX5981B Powered Device Interface Controllers
MAX5982A Powered Device Interface Controllers
MAX5982B Powered Device Interface Controllers
MAX5982C Powered Device Interface Controllers
MAX5986A IEEE 802.3af-Compliant High-Efficiency PDs
MAX5986B IEEE 802.3af-Compliant High-Efficiency PDs
MAX5986C IEEE 802.3af-Compliant High-Efficiency PDs
MAX5988A IEEE 802.3af-Compliant High-Efficiency Devices