PD39208 Datasheet (Microchip)

PD39208, PoE PSE Manager

5 1.1.

Digital Block Module5 1.2.

PD Detection Generator 5 1.3.

Classification Generator 5 1.4.

Current Limiter6 1.5.

Main Power MOSFET 6 1.6.

10-Bit ADC 6 1.7.

Power on Reset6 1.8.

Voltage Regulator6 1.9.

Oscillator 6 1.10.

SPI Communication6 2.

Electrical Specifications 7 2.1.

Absolute Maximum Rat

PoE PSE Manager PD39208 Introduction Microchip's PD39208 Power over Ethernet (PoE) manager IC integrates power, analog, and state-of-the-art logic into a single 8 mm × 8 mm, 56-pin, plastic QFN package.

The device, when used with the Microchip PD39210 PSE controller, is an optimized IEEE® 802.3af/at Power Sourcing Equipment (PSE) solution.

The PD39208 may also be used with the Microchip PD692x0 family of PSE controllers or an Ethernet switch processor from a supported thirdparty vendor for 802

PD39208 Features

* Optimized for use with PD39210 PSE controller

* Supports any Microchip PD692x0 controller

* Drives 2-pair power ports

* Single DC voltage input

* Built-in 3.3 V and 5 V regulators

* Over-temperature protection and thermal monitoring

* Low-pow