The TPS23753APWR is a highly efficient, multi-mode power delivery controller designed for Power over Ethernet (PoE) applications. This integrated circuit (IC) offers advanced features and functionality to enable the implementation of high-performance power sourcing equipment (PSE) and power devices (PDs) in PoE systems. With its innovative design, the TPS23753APWR delivers enhanced power efficiency and enables fast and reliable charging for various PDs, including IP phones, wireless access points, and security cameras. It supports both IEEE 802.3af and IEEE 802.3at standards, allowing for compatibility with a wide range of PoE devices. This versatile controller offers a comprehensive set of operational modes, including automatic classification, dynamic power allocation, and detection of legacy devices, ensuring seamless integration with existing PoE infrastructure. It also features a programmable start-up sequence and power limit setting for added flexibility and customization. Additionally, the TPS23753APWR provides comprehensive system protection features, including thermal shutdown, overvoltage protection, and current limiting, ensuring safe and reliable operation. It also supports various power-saving modes to minimize energy consumption when the PD is not in use. Overall, the TPS23753APWR is a high-performance power delivery controller that offers advanced functionality and design flexibility for PoE applications, making it an ideal solution for a wide range of industrial and networking applications.