The TPS23758RJJT from Texas Instruments is a highly integrated solution designed for Power over Ethernet (PoE) Powered Devices (PDs). It combines a PoE interface with a synchronous DC/DC converter, providing a complete power solution for a wide range of applications such as IP phones, wireless access points, security cameras, and remote sensors.

Key Features

• IEEE 802.3at Compliance: The device supports the IEEE 802.3at standard, ensuring compatibility with PoE+ Power Sourcing Equipment (PSE) for applications requiring up to 25.5W of power.
• Advanced Power Management: It includes features such as programmable under-voltage lockout (UVLO), over-temperature protection, and over-current protection, enhancing system reliability.
• Integrated Synchronous Rectifier: The built-in synchronous rectifier enables higher efficiency and power conversion, reducing the need for external components and simplifying the design.
• Adjustable Output Voltage: The device allows for adjustable output voltage to accommodate a variety of loads and applications.
• Small Footprint: Housed in a compact 20-pin VQFN package, the TPS23758RJJT saves board space and is ideal for space-constrained applications.

Applications

The versatility of the TPS23758RJJT makes it suitable for a range of applications, including:

• Enterprise and Industrial PoE systems
• IP Network Cameras
• Wireless Access Points
• IP Phones
• Remote Sensing and Control

Technical Specifications

The TPS23758RJJT operates over a wide input voltage range and is characterized by the following technical specifications:

• Input Voltage Range: 37 V to 57 V
• Output Voltage Range: Adjustable
• Package: 20-pin VQFN
• Operating Temperature Range: -40°C to 125°C

With its robust feature set and compact design, the TPS23758RJJT from Texas Instruments is an excellent choice for designers looking to integrate PoE functionality with efficient power conversion in their next project.