LTC4267IDHC - Power Over Ethernet Interface Controller

The LTC4267IDHC, manufactured by Linear Technology, is a sophisticated Power over Ethernet (PoE) interface controller designed to simplify the implementation of Power Sourcing Equipment (PSE). As a fully IEEE 802.3af-compliant device, it ensures seamless integration with network devices that require power, such as VoIP phones, wireless access points, and security cameras.

Key Features:

• IEEE 802.3af Compliant: The LTC4267IDHC adheres to the stringent specifications of the IEEE 802.3af standard, delivering reliable performance for PoE applications.
• Integrated Power Device: With an integrated MOSFET, this controller offers a compact solution that minimizes external component count, leading to a more streamlined design.
• Advanced Power Management: It features a programmable classification current to ensure that the power delivered to each port is optimized according to the connected device's requirements.
• High Surge Protection: The LTC4267IDHC is designed to handle high surge events, providing robust protection against electrical transients that can damage equipment.
• Thermal Protection: Built-in thermal protection prevents the device from overheating, ensuring a safe and reliable operation even under high power loads.
• Multi-Event Classification: Supports a multi-event classification sequence, which allows for more refined power management and allocation across the network.

Applications:

The LTC4267IDHC is well-suited for a variety of applications within the realm of network power delivery. Its versatility makes it an excellent choice for network administrators and system integrators who are looking to deploy PoE-enabled systems. Common applications include:

• Enterprise networking equipment
• Industrial automation systems
• IP surveillance cameras
• Wireless access points
• VoIP phone systems

With its robust feature set and compliance with industry standards, the LTC4267IDHC from Linear Technology stands as a reliable and efficient solution for powering networked devices over Ethernet cables, streamlining infrastructure and reducing installation costs and complexity.