Product Overview: LTC4263CDE#PBF

The LTC4263CDE#PBF is a sophisticated single-channel Power over Ethernet (PoE) interface and current-mode switching regulator integrated circuit from Linear Technology, designed to simplify the implementation of PoE-powered devices. This advanced component is compliant with the IEEE 802.3af standard, which ensures compatibility with PoE systems worldwide.

Key Features

• IEEE 802.3af Compliant: The LTC4263CDE#PBF adheres to the stringent specifications of the PoE standard, ensuring interoperability with other compliant devices.
• Integrated Switching Regulator: This product features an onboard switching regulator that provides efficient power conversion, reducing the need for additional external components and simplifying the design process.
• Advanced Power Management: With built-in signature resistance and classification current capability, this IC can accurately control power allocation to the powered device, optimizing system performance and power usage.
• Hot Swap Capability: The LTC4263CDE#PBF is designed to allow electronic components to be removed or inserted while the system is operational, minimizing downtime and service interruptions.
• Thermal Protection: Over-temperature protection is included to safeguard the device against potential damage from excessive heat, ensuring a longer operational lifespan.
• Compact Packaging: The component is available in a 12mm x 12mm DFN package, which is ideal for space-constrained applications.

Applications

The LTC4263CDE#PBF is well-suited for a variety of applications that require remote power delivery over Ethernet cables. It is commonly used in:

• IP Cameras
• Wireless Access Points
• Network Routers and Switches
• VoIP Phones
• Industrial Controls

Quality and Reliability

Linear Technology's commitment to high-quality and reliability is evident in the LTC4263CDE#PBF. The product is designed to meet the rigorous demands of industrial and commercial applications, ensuring dependable performance in a wide range of environmental conditions.

Conclusion

The LTC4263CDE#PBF from Linear Technology is a powerful solution for designers looking to integrate PoE functionality into their products. With its comprehensive feature set, compliance with industry standards, and space-saving design, this IC offers a highly efficient and reliable option for powering Ethernet devices.