LM5071EVAL: Power Over Ethernet, 3.3V @ 3.3A

Summary

The LM5071 evaluation board is designed to provide a low cost, fully IEEE 802.3af compliant Power over Ethernet (PoE) power supply, capable of operating with both PoE and auxiliary (AUX) power sources.

The evaluation board features the LM5071 PoE Powered Device (PD) interface and controller integrated circuit (IC) configured in the versatile flyback topology.

Specifications

Manufacturer	Texas Instruments
Category	Power Management
Sub-Category	POE - Power Over Ethernet
Eval Board Part Number	LM5071EVAL/NOPB-ND
Eval Board Supplier	Texas Instruments
Eval Board	Board not Stocked
Compliance	IEEE 802.3af (802.3at Type 1)
Outputs and Type	1 Isolated
Voltage Out	3.3 V
Current Out	3.3 A
Voltage In	38 ~ 60 V
Efficiency @ Conditions	>81%, 3.3V @ 3 A
Internal Switch	No
Features	Under Voltage Protection, Brown-Out
Switching Frequency	250 kHz
Component Count + Extras	57 + 10
Application / Target Market	PoE, Power Over Ethernet
Design Author	Texas Instruments
Main I.C. Base Part	LM5071
Date Created By Author
Date Added To Library	2011-03