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TPS23861PWR +BOM

PSE controller for PoE applications

TPS23861PWR Information

Description

The TPS23861PWR is a Power over Ethernet (PoE) controller chip from Texas Instruments, designed for Powered Device (PD) applications. It provides power and data transmission over a single Ethernet cable, making it suitable for various industrial, commercial, and residential applications. This chip offers enhanced power monitoring, precise current control, real-time fault detection, and smart power delivery. Its features include precision voltage regulation, real-time temperature monitoring, automated fault diagnosis, and intelligent power allocation. The TPS23861PWR is a fully integrated solution that simplifies system design, improves reliability metrics, and enables advanced cable management. It is suitable for applications such as IP phones, wireless access points, security cameras, and IoT devices.

Features

The TPS23861PWR Power over Ethernet (PoE) controller chip features:

  • Enhanced power monitoring
  • Precise current control
  • Real-time fault detection
  • Fast charging times
  • Smart power delivery
  • Simplified design flow
  • Real-time power monitoring
  • Advanced cable testing
  • Precise current sensing
  • Precision voltage regulation
  • Real-time temperature monitoring
  • Automated fault diagnosis
  • Intelligent power allocation

These features make it suitable for various industrial, commercial, and residential applications requiring PoE functionality for power and data transmission over Ethernet cables.

Package

The package type of TPS23861PWR is TSSOP (PW)-28.

Pinout

The TPS23861PWR has a pin count of 28 (TSSOP package). The functions of each pin are:

  • VCC: Power supply voltage
  • GND: Ground
  • PD_DVDD: Powered Device digital power supply voltage
  • PD_AVDD: Powered Device analog power supply voltage
  • INT: Interrupt output
  • OCP: Overcurrent protection output
  • UVLO: Undervoltage lockout output
  • VBUS: Power bus input
  • DATA+: Data+ signal
  • DATA-: Data- signal
  • RXD: Receive data signal
  • TXD: Transmit data signal
  • CTS: Clear to send signal
  • RTS: Request to send signal
  • DCD: Data carrier detect signal
  • RI: Ring indicator signal
  • TxDone: Transmission done signal

Please note that this is not an exhaustive list, and you should refer to the datasheet for more information.

Manufacturer

The manufacturer of the TPS23861PWR is Texas Instruments (TI). Texas Instruments is a leading semiconductor company that designs, manufactures, and tests semiconductors and related technologies. They are known for their wide range of products, including analog and digital integrated circuits, embedded processors, and power management solutions.

Applications

According to the product information, the application areas of TPS23861PWR include:

  • IP phones
  • Wireless access points
  • Security cameras
  • IoT devices
  • Various industrial, commercial, and residential applications requiring PoE functionality for power and data transmission over Ethernet cables.

These applications require Power over Ethernet (PoE) Powered Device (PD) controller functionality.

Equivalent

The equivalent products of TPS23861PWR are:

  • TPS2376
  • TPS2385
  • TPS2396
  • TPS2400

These products are also Power over Ethernet (PoE) controllers from Texas Instruments, offering similar functionality and features to the TPS23861PWR.

Specifications

Vin (min) (V) 44 Vin (max) (V) 57
ILIM Programmable PoE standards supported 802.3at Type 1 (802.3af), 802.3at Type 2
FET External MPS method DC Disconnect
Pair control 2-Pair Alt A Operating temperature range (°C) -40 to 125
Features Autonomous Mode, Current Limit with Foldback, Fast shutdown, Over Current Reporting, Over Temp Reporting, Programmable ICUT Number of PSE ports 4
Rating Catalog Package/Case TSSOP28

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Ratings and Reviews

More
v
v**n 11/05/2023

Corresponds seller sociable

10
Z
Z**e 07/18/2023

They are spare ones, but looks good

11
M
M**y 12/17/2022

The product exactly corresponds to the descriptionBut the order is very slowIt's good.From the moment of order to receipt has passed moreThree weeks!

13
D
D**n 03/26/2021

They don't work. Food at 5vdc very stable, with filter in pi, 1000ufx2 and out always a 1

19

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