The MAX5965BUAX+T from Maxim Integrated is a sophisticated power controller designed for Power over Ethernet (PoE) applications. This high-performance IC is ideal for implementing PoE functionality in accordance with the IEEE 802.3af/at standards, which are widely used in networked devices such as IP cameras, wireless access points, and VoIP phones.

Key Features

• IEEE 802.3af/at Compliant: The MAX5965BUAX+T is fully compliant with the IEEE 802.3af and IEEE 802.3at standards, providing a reliable solution for detecting, classifying, and delivering power to connected PoE devices.
• Integrated Power MOSFET: This IC includes an integrated power MOSFET, which simplifies the design and reduces the external component count, leading to a more compact and cost-effective PoE solution.
• Programmable Current Limit: The device features a programmable current limit, which allows for precise control over the power delivered to each PoE port, ensuring safe operation and protection for both the power sourcing equipment and the powered device.
• Thermal Protection: With built-in thermal protection, the MAX5965BUAX+T automatically prevents overheating, enhancing the durability and reliability of the PoE system.
• Low Power Dissipation: The IC is designed for low power dissipation, which helps in maintaining energy efficiency and reducing heat generation within the system.

Applications

The MAX5965BUAX+T is versatile and can be used in a variety of networked devices that require remote power delivery. Common applications include:

• IP Surveillance Cameras
• Wireless Access Points
• VoIP Phones
• Network Routers and Switches
• Point of Sale (PoS) Systems

Product Specifications

The MAX5965BUAX+T is offered in a compact 36-TSSOP-EP package, which is suitable for space-constrained applications. It operates over a wide temperature range, making it a robust choice for various environments. The device is available in tape and reel packaging, facilitating efficient assembly for high-volume production.

With its advanced features and compliance with PoE standards, the MAX5965BUAX+T is an excellent choice for designers looking to integrate PoE capability into their networking products with ease and reliability.