The PM8800A is a highly integrated device designed by STMicroelectronics, a leader in the semiconductor industry. This advanced product is a PoE (Power over Ethernet) Powered Device (PD) interface and PWM controller, which is specifically engineered to seamlessly integrate into a variety of networking and communication equipment. The PM8800A is compliant with the IEEE 802.3at standard, also known as PoE+, ensuring compatibility with the latest PoE-capable network hardware.

Key Features

• IEEE 802.3at Compliance: The PM8800A adheres to the high-power PoE+ standard, allowing for up to 30 watts of power to be received over Ethernet cabling.
• Advanced PWM Controller: Integrated PWM controller facilitates efficient power conversion, enabling the design of energy-efficient power supplies with excellent thermal performance.
• Support for Auxiliary Sources: The device can seamlessly switch between PoE power and an auxiliary power source, ensuring uninterrupted operation.
• Programmable Classification: The PM8800A supports programmable class functionality, allowing for precise power level setting as per system requirements.
• Thermal Protection: Built-in thermal shut-down protection ensures the device operates within safe temperature ranges, enhancing system reliability.

Applications

The PM8800A is ideal for a broad range of applications that require reliable power delivery and sophisticated power management. It is commonly used in:

• VoIP phones
• Wireless access points
• Security camera systems
• Network routers and switches
• Industrial automation systems

Design Support

STMicroelectronics provides extensive design support for the PM8800A, including application notes, reference designs, and evaluation boards. This support ensures that engineers can rapidly integrate the PM8800A into their designs and bring their products to market with confidence.

With its robust feature set and compliance with the latest PoE standards, the PM8800A from STMicroelectronics represents a versatile and reliable solution for powering a wide array of Ethernet-connected devices.