This user’s guide describes the TPS23731 evaluation module (EVM). The TPS23731 evaluation module (TPS23731EVM-095) contains evaluation and reference circuitry for the TPS23731, which is a IEEE802.3bt Class 4 PoE PD, EA Gen 2 Ready, controller suitable for Class 4 (25.5 W) PoE PD applications. The TPS23731EVM-095 is targeted for 5-V primary side regulated synch flyback with high efficiency 25-W solutions.