The TPS23751PWP from Texas Instruments is a versatile and highly integrated Power-over-Ethernet (PoE) Powered Device (PD) interface and DC/DC controller, designed to simplify the implementation of PoE functionality in Ethernet-connected devices. This advanced component is housed in a 20-pin HTSSOP package, making it suitable for a wide range of applications including IP phones, wireless access points, and security cameras.
Key Features
- Integrated PoE Interface: Compliant with the IEEE 802.3at standard, the TPS23751PWP facilitates seamless integration with PoE systems, allowing for the delivery of power alongside data over a single Ethernet cable.
- Advanced DC/DC Controller: The built-in DC/DC converter supports a variety of topologies such as flyback, forward, or buck-boost, providing design flexibility and efficiency for the power supply.
- Adjustable Output Power: Users can set the output voltage and current according to their specific application requirements, ensuring compatibility with a wide range of devices.
- Protection Features: The device includes over-temperature, over-voltage, over-current, and under-voltage lockout protections, safeguarding the PD and the power sourcing equipment (PSE) from potential damage.
Applications
The TPS23751PWP is suited for a variety of applications that require reliable power delivery and high efficiency. It is commonly used in:
- VoIP Phones
- Wireless Access Points
- Network Cameras
- Industrial Control Systems
- Remote Monitoring Systems
Technical Specifications
Parameter
Value
Package Type
HTSSOP-20
Input Voltage
37 V to 57 V (PoE)
Output Voltage
Adjustable
Topology
Flyback, Forward, Buck-Boost
Operating Temperature
-40°C to 125°C
For engineers and designers looking to integrate PoE capability with high performance and reliability, the TPS23751PWP offers a compact, efficient, and feature-rich solution that can reduce the complexity and cost of their designs.
