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TPS23881

Part Number	TPS23881
Manufacturer	Texas Instruments
Description	Type-4 4-Pair 8-Channel PoE 2 PSE Controller
Published	Jul 3, 2023
Detailed Description	TPS23881 SLVSF02E – MARCH 2019 – REVISED MAY 2023 TPS23881 Type-4 4-Pair 8-Channel PoE 2 PSE Controller with SRAM and 20...
Datasheet	TPS23881 PDF File

Overview

TPS23881 SLVSF02E – MARCH 2019 – REVISED MAY 2023 TPS23881 Type-4 4-Pair 8-Channel PoE 2 PSE Controller with SRAM and 200 mΩ RSENSE 1 Features • IEEE 802.
3bt PSE solution for PoE 2 Type 3 or Type 4 Power over Ethernet applications • Eight independent PSE channels • Compatible with TI's FirmPSE system firmware • SRAM Programmable memory • Programmable power limiting accuracy ±2.
5% • 200-mΩ current sense resistor • Legacy PD capacitance measurement • Selectable 2-pair or 4-pair port power allocations – 15.
4 W, 30 W, 45 W, 60 W, 75 W or 90 W • Single and dual signature PD compatibility • Dedicated 14-bit integrating current ADC per port – Noise immune MPS for DC disconnect – 2% current sensing...

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