TPS23881EVM-083

IEEE 802.3bt ready PSE daughter card for 24-port PSE system

TPS23881EVM-083

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Overview

TPS23881EVM-008 is a 24-port (48-channel) daughter card to evaluate the TPS23881 which is a 4-pair, type-4, 8-channel Power-over-Ethernet (PoE) PSE with 200mΩ sense resistor. This daughter card provides evaluation and reference circuitry for the TPS23881 in high port count applications such as campus & branch switches and network video recorders.

  • 24 port PoE PSE system and expandable to 48 ports
  • Highly flexible system with configurable GUI and host interface
  • Multiport power management
  • IEEE 802.3bt compliance
  • Mutiple power supplies
  • Supporting Legacy PD
Power sourcing equipment
TPS23881 4-pair, type-4, 8-channel Power-over-Ethernet (PoE) PSE with 200mΩ RSENSE

 

Digital isolators
ISO7731 Robust EMC, triple-channel, 2/1, reinforced digital isolator

 

I2C isolators
ISO1541 2.5-kVrms, isolated unidirectional clock, bidirectional I2C isolator
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Important note

TPS23881 product advisory and SRAM firmware update is available.  Request now

Our FirmPSE System Firmware GUI, User's Guide, and Host Interface Protocol for port power management applications is available. Request now

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Design and develop 4-pair PSE systems for IEEE 802.3bt Type 3 and Type 4 applications

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Daughter card

TPS23881EVM-083 – IEEE 802.3bt ready PSE daughter card for 24-port PSE system

TI's Standard Terms and Conditions for Evaluation Items apply.

Design files

TPS23881EVM-083 Gerber SLVC776.ZIP (3061 KB)

Technical documentation

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Type Title Date
* User guide 24-Port (4 Pair) Power Sourcing Equipment Reference Design for Multi-port Applic (Rev. A) Oct. 15, 2019
Technical articles Get more out of your power supply with port power management Nov. 11, 2019
More literature TPS23881EVM-083 EU Declaration of Conformity (DoC) Apr. 22, 2019

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