Datasheet4U Logo Datasheet4U.com

PM8805 - IEEE 802.3bt PoE-PD interface

Description

The PM8805 is a system-in-package for smart power supply of Power over Ethernet (PoE) Powered Devices (PD) and it is applicable for power level up to 99.9 W.

Features

  • Dual active bridge, hot swap MOSFET and PoE-PD interface in a system-inpackage.
  • 100 V N-ch MOSFETs with 0.2 Ω total path resistance for each active bridge.
  • 100 V, 0.1 Ω high-side N-ch hot swap MOSFET.
  • PoE-PD single-signature interface compliant with IEEE 802.3bt / at / af.
  • Supports 4-pair PoE.

📥 Download Datasheet

Datasheet preview – PM8805

Datasheet Details

Part number PM8805
Manufacturer STMicroelectronics
File Size 2.33 MB
Description IEEE 802.3bt PoE-PD interface
Datasheet download datasheet PM8805 Datasheet
Additional preview pages of the PM8805 datasheet.
Other Datasheets by STMicroelectronics

Full PDF Text Transcription

Click to expand full text
PM8805 Datasheet IEEE 802.3bt PoE-PD interface with embedded dual active bridge Product label Product status link PM8805 Features • Dual active bridge, hot swap MOSFET and PoE-PD interface in a system-inpackage • 100 V N-ch MOSFETs with 0.2 Ω total path resistance for each active bridge • 100 V, 0.1 Ω high-side N-ch hot swap MOSFET • PoE-PD single-signature interface compliant with IEEE 802.3bt / at / af • Supports 4-pair PoE applications • Supports 12 V auxiliary sources • Identifies which kind of PSE (standard or legacy) is connected with and provides successful IEEE802.3bt / at / af classification indication as a combination of the T0, T1 and T2 signals (open drain) • Smart operational modes • Programmable classification current with 3.
Published: |