TPS23881RTQR

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TPS23881RTQR

IC POE CNTRL 8 CHAN IEEE 802.3BT

  • Fabricant
  • Mfr. Partie #TPS23881RTQR
  • Paquet VQFN (RTQ)-56
  • Fiche de données
  • En stock3801

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Spécifications

Package Tape & Reel (TR)
ProductStatus Active
Type Controller (PSE)
NumberofChannels 8
Power-Max 127 W
InternalSwitch(s) No
AuxiliarySense No
Standards 802.3at (PoE+), 802.3bt
Voltage-Supply 3V ~ 3.6V
Current-Supply 6mA
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 56-VFQFN Exposed Pad

Vue d'ensemble

Description

The TPS23881RTQR is a high-performance Power over Ethernet (PoE) controller from Texas Instruments. It is specifically designed to enable the delivery of power and data over a single Ethernet cable to devices such as IP cameras, wireless access points, and other networked equipment. This controller is compliant with IEEE 802.3bt, allowing it to support high-power PoE applications up to 90 watts per port, making it suitable for powering a wide range of devices.
Key features of the TPS23881RTQR include its ability to manage up to four PoE ports, support for autonomous and semi-autonomous operation modes, and advanced power management capabilities like power limiting and prioritization. It includes features for detecting and maintaining power delivery to compatible powered devices while ensuring protection against overload, short-circuit, and thermal conditions.
The device also integrates digital communication interfaces, such as I2C, for flexible and easy configuration and monitoring. It is typically used in PoE switches, injectors, and midspans, providing a reliable and efficient solution for powering networked devices. The TPS23881RTQR comes in a compact, thermally efficient QFN package for space-constrained applications.

Features

The TPS23881RTQR is a quad-port power sourcing equipment (PSE) controller designed for Power over Ethernet (PoE) applications. Key features include:
1. Standards Compliance: It supports IEEE 802.3bt, IEEE 802.3at, and IEEE 802.3af standards, making it suitable for Type 1 through Type 4 PoE applications.
2. Port Configuration: The device manages up to four ports, providing power and communication necessary for various PoE devices.
3. Power Management: Features include automatic, semi-automatic, and manual modes for power allocation, optimizing power distribution and ensuring efficient energy usage.
4. Protection Features: The TPS23881RTQR offers comprehensive protection mechanisms such as overcurrent, short-circuit, and overtemperature protection to enhance system reliability.
5. Integrated MOSFETs: The controller includes integrated power MOSFETs, reducing system complexity and component count.
6. Detection and Classification: It supports hardware-based detection and classification, helping identify connected devices and allocate power appropriately.
7. Communication Interface: The device includes an I2C interface for configuration and monitoring, enabling remote management.
8. Package and Temperature Range: It is available in a 56-pin VQFN package and operates over a temperature range from -40°C to 125°C, suitable for industrial environments.
These features make the TPS23881RTQR ideal for a wide range of networked applications requiring PoE capabilities.

Package

The TPS23881RTQR is an 8-pin Power over Ethernet (PoE) controller from Texas Instruments, with its package type being VQFN (Very Thin Quad Flat No-Lead), specifically a 40-pin VQFN package.

Pinout

The TPS23881RTQR is a quad-port power sourcing equipment (PSE) controller used for Power over Ethernet (PoE) applications. It is designed to manage the delivery of power over Ethernet cables to compatible powered devices. The device comes in a 56-pin VQFN package. The TPS23881 provides several key functions, including detecting and classifying powered devices, applying power, and monitoring the power delivery for faults and status. It supports IEEE 802.3af, IEEE 802.3at, and IEEE 802.3bt standards, allowing it to handle different power levels required by various devices. The controller is typically used in network switches, routers, and other networking equipment to enable PoE capabilities.

Manufacturer

The TPS23881RTQR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components. The company specializes in analog circuits, digital signal processors, and microcontrollers, among other semiconductor devices. TI serves various industries, including automotive, industrial, consumer electronics, communications, and enterprise systems, providing solutions that are integral to the functioning of a vast array of electronic devices and systems worldwide.

Application

The TPS23881RTQR is a PoE (Power over Ethernet) controller designed for managing power delivery in Ethernet networks. It is commonly used in applications like IP cameras, VoIP phones, wireless access points, and network switches. Its features allow it to deliver power to connected devices while ensuring compliance with IEEE 802.3 standards. This makes it suitable for use in enterprise networking, smart buildings, industrial automation, and IoT deployments where efficient power management over network cables is essential.

Equivalent

The TPS23881RTQR is a Power over Ethernet (PoE) controller from Texas Instruments. Equivalent products include the LTC4291/LTC4292 from Analog Devices, the MAX5995 from Maxim Integrated, and the Si3459 from Silicon Labs. These alternatives offer similar functionality, such as supporting multiple PoE ports and providing power management features. Always verify compatibility and specifications to ensure a proper match for your application.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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