TPS23881 daughter card for IEEE 802.3bt ready PoE PSE applications
This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.

Description & Features

Technical documentation

Support & Training

Order Now

Important Note

The EVM consists of a motherboard (BOOST-PSEMTHR-007) and a daughterboard (TPS23881EVM-008) containing one TPS23881 device. For both boards, please order the TPS23881EVM-BDL bundle. Request now

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

View all related products

Key Document


The TPS23881EVM daughter card features the octal channel, TPS23881, IEEE 802.3bt ready PoE PSE controller. When paired with the IEEE 802.3bt ready PSE motherboard BOOST-PSEMTHR-007 (sold separately), user's can evaluate the TPS23881 device. The full PoE Evaluation ecosystem includes the following (optional companion tools also listed):

  • TI’s PoE 2 Conformance Test Report for interoperability confidence with this design.

  • TPS23881 evaluation system
    • BOOST-PSEMTHR-007: Mother board for IEEE 802.3bt ready PoE PSE applications (sold separately)
    • TPS23881EVM-008: TPS23881 Daughter card for IEEE 802.3bt ready PoE PSE application
    • USB2ANY Interface Adaptor (MUST HAVE COMPANION): Used with TPS23881EVM GUI for I2C interaction with TPS23881EVM (BOOST-PSEMTHR-007 & TPS23881EVM-008)
    • MSP-EXP430FR5969 (OPTIONAL COMPANION): MSP430 LaunchPad Development Kit used with Code Composer Studio for TPS23881EVM-008 firmware development
  • TPS2373 Evaluation module for IEEE 802.3bt PoE PD Applications
  • TPS2372-4EVM evaluation module for IEEE 802.3bt PoE PD applications
  • TPS2372-3 IEEE 802.3bt Type 3 PoE PD evaluation module for lighting
  • TPS23881 Power over Ethernet MSP430 reference code

  • Eight IEEE802.3bt ready channel PoE PSE controller
  • Pin programmable I2C addresses
  • Low cost 2-layer PCB
  • Flexible operation modes: auto, semi-auto and manual
  • Capacitance measurement (legacy detection)

Order Now
Part Number Buy from Texas Instruments or Third Party Buy from Authorized Distributor Status

TPS23881 daughter card for IEEE 802.3bt ready PoE PSE applications


Pricing may vary.


TPS23881EVM-008 + BOOST-PSEMTHR-007 bundle

Not Available ACTIVE
Contact a Distributor  

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

Technical documentation
User guides (2)
Title Type Size (KB) Date
PDF 1980 08 Aug 2019
PDF 1952 24 Apr 2019
Design files (1)
Title Type Size (KB) Date
ZIP 1622 11 Jun 2019
More literature (1)
Title Type Size (KB) Date
PDF 36 25 Apr 2019

Software development (1)

Hardware development (3)

Name Part Number Tool Type
MSP430FR5969 LaunchPad Development Kit  MSP-EXP430FR5969  Development kits 
TPS2388x motherboard for IEEE 802.3bt-ready PoE PSE applications  BOOST-PSEMTHR-007  Development kits 
USB2ANY interface adaptor  USB2ANY  Evaluation boards 

TI Devices (1)

Part Number Name Product Family
TPS23881  4-pair, type-4, 8-channel Power-over-Ethernet (PoE) PSE with 200mΩ RSENSE  Power over Ethernet (PoE) ICs 

Support & training

Search our extensive online knowledge base where millions of technical questions and answers are available 24/7.

Search answers from TI experts

Content is provided 'AS IS' by the respective TI and Community contributors and does not constitute TI specifications.
See terms of use.

If you have questions about quality, packaging, or ordering TI products visit our Support page.

Technical articles