Maxim Integrated's MAX5902NNEUT+ Ethernet Power Controller

The MAX5902NNEUT+ from Maxim Integrated is a robust and versatile Ethernet power controller designed to provide power management solutions for Powered Devices (PDs) in Power-over-Ethernet (PoE) applications. This compact and efficient component ensures reliable power distribution while meeting the IEEE 802.3af standard for PoE.

Key Features

• IEEE 802.3af Compliant: The MAX5902NNEUT+ adheres to the stringent specifications set by the IEEE for PoE, ensuring compatibility with a wide range of network equipment.
• Integrated Power MOSFET: This device includes an integrated power MOSFET, which simplifies the design and reduces the external component count, leading to a more compact and cost-effective solution.
• Overcurrent Protection: Built-in overcurrent protection safeguards the device and the powered equipment from potential damage due to excessive current draw.
• Thermal Shutdown: The thermal shutdown feature prevents overheating, enhancing the longevity and safe operation of the device.
• Low Power Dissipation: Designed for efficiency, the MAX5902NNEUT+ ensures minimal power loss, which is crucial for maintaining optimal system performance.

Applications

The MAX5902NNEUT+ is suitable for a variety of applications that require reliable and efficient power distribution over Ethernet cables. It is commonly used in:

• IP Phones
• Wireless Network Access Points
• Network Cameras
• IP Surveillance Systems

Technical Specifications

• Operating Temperature Range: -40°C to +85°C, making it suitable for industrial environments.
• Package: Comes in a compact 16-pin QSOP package, which is space-efficient and ideal for high-density PCB layouts.
• Input Voltage Range: Supports a wide input voltage range to accommodate various PD designs.

With its high integration, robust protection features, and compliance with industry standards, the MAX5902NNEUT+ is an excellent choice for designers looking to implement PoE capabilities in their network devices. Maxim Integrated's commitment to quality ensures that this Ethernet power controller will deliver reliable performance in a range of demanding applications.