The TPS23784PWP is a versatile and robust Power over Ethernet (PoE) Powered Device (PD) interface and DC/DC controller integrated circuit from Texas Instruments. Designed to simplify the implementation of PoE functionality in Ethernet-connected devices, this IC integrates all the necessary functions required for a PoE system into a single package, making it an ideal solution for a wide range of applications such as IP cameras, wireless access points, and VoIP phones.

Key Features

• IEEE 802.3at Compliant: The TPS23784PWP is fully compliant with the IEEE 802.3at standard, ensuring compatibility with the latest PoE+ power sourcing equipment.
• Advanced Power Management: It supports both PoE and auxiliary power sources, providing seamless transition between these sources for uninterrupted operation.
• Integrated DC/DC Controller: The built-in synchronous rectifier controller with programmable frequency provides efficient power conversion, reducing the need for external components.
• Thermal Protection: The device includes over-temperature protection, safeguarding the system from potential thermal damage.
• Adjustable Output: Users can set the output voltage to meet specific application requirements through external components.
• Package: Housed in a 14-pin HTSSOP package, the TPS23784PWP is designed for space-constrained applications while providing adequate thermal performance.

Applications

The TPS23784PWP is suitable for a variety of applications that require PoE capabilities. Its efficient power management and integrated features make it a go-to choice for designers looking to incorporate PoE into their systems. Some common applications include:

• Enterprise and Industrial Ethernet Switches
• IP Network Cameras
• Wireless Access Points
• VoIP Phones
• Remote Computer Terminals

With the TPS23784PWP, Texas Instruments delivers a compact, efficient, and reliable solution for powering Ethernet devices over a network cable, streamlining the development process and reducing overall system complexity.