Maxim MAX5980GTJ+

控制器（PSE）70 W802.3at（PoE+），802.3af（PoE）

Overview

The MAX5980GTJ+ is a quad, power-sourcing equipment (PSE) power controller designed for use in IEEE 802.3at/af-compliant PSE. This device provides powered device (PD) discovery, classification, current limit, and load disconnect detection. The device supports both fully automatic operation and software programmability. The device also supports new 2-event classification and Class 5 for detection and classification of high-power PDs. The device supports single-supply operation, provides up to 70W to each port (Class 5 enabled), and still provides high-capacitance detection for legacy PDs.

The device is available in a space-saving, 32-pin TQFN (5mm x 5mm) power package and is rated for the automotive (-40°C to +105°C) temperature range.

Features

Tube Package
Tube package
32 pin count
32 pins

Surface Mount Mounting Type

Applications

There are a lot of Maxim Integrated
MAX5980GTJ+ Power Over Ethernet (PoE) Controllers applications.

• Internet Appliances
• POS Terminals
• IEEE 802.3af Compliant PoE Powered Devices
• Non-Compliant, Application Specific Devices
• Higher Power Ethernet Powered Devices
• IP Phone Power Management
• Wireless Access Points
• Security Cameras
• Power over Ethernet
• PoE powered device appliances