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Analog Devices Inc./Maxim Integrated MAX5947BESA+ Environmental and export classification status description

The Maxim Integrated MAX5947BESA+ is an integrated circuit (IC) that serves as a power-sourcing equipment (PSE) controller. This device is specifically designed for Power over Ethernet (PoE) applications, providing a complete solution for delivering power to connected devices. Functions: The MAX5947BESA+ offers various functions, including PoE PD detection, classification, current limit, and thermal protection. It monitors the power consumption of connected devices and regulates the power delivery accordingly, ensuring safe and efficient operation. Applications: - Power over Ethernet (PoE) Systems: Used in network devices such as IP cameras, wireless access points, and VoIP phones. - Industrial Networking Equipment: PoE-enabled devices in industrial automation and control systems. - Smart Building Solutions: PoE-powered sensors, lighting controls, and access control systems. Alternative Components: - Texas Instruments TPS23750: PoE PSE controller with similar functionality. - Microchip MCP19111: Integrated PoE PD controller for use in various applications. - Analog Devices ADP5054: Multi-output PoE PD controller for power management. Embedded Modules: The MAX5947BESA+ does not have embedded modules, but it can be interfaced with microcontrollers and communication interfaces to implement advanced PoE functionalities in connected devices. Related Q&A: 1. What is the input voltage range supported by the MAX5947BESA+? - The MAX5947BESA+ supports an input voltage range of 44V to 57V, making it suitable for standard PoE applications. 2. How does the MAX5947BESA+ handle short-circuit conditions in connected devices? - The IC incorporates current-limiting protection, which triggers during short-circuit events to prevent damage to the device and the connected equipment. 3. Can the MAX5947BESA+ be used in high-power PoE applications? - While the MAX5947BESA+ is designed for low to medium-power PoE implementations, Maxim Integrated offers higher-power PoE solutions such as the MAX5942 for applications requiring more power delivery capacity. 4. What communication interfaces are compatible with the MAX5947BESA+ for monitoring and control purposes? - The MAX5947BESA+ supports the standard I2C interface, allowing seamless integration with microcontrollers for monitoring and control of PoE functions. 5. Does the MAX5947BESA+ have built-in thermal protection for managing temperature fluctuations? - Yes, the IC features built-in thermal protection mechanisms to monitor and control temperature, ensuring optimal performance and reliability in various operating conditions.