LT4275AHMS#PBF - Linear Technology

The LT4275AHMS#PBF is a robust and versatile Power over Ethernet (PoE) controller IC, designed by Linear Technology to provide a complete solution for PD (Powered Device) applications. This integrated circuit is part of Linear Technology's extensive range of power management solutions, and it is specifically engineered to simplify the implementation of PoE systems in accordance with the IEEE 802.3af/at standards.

The LT4275AHMS#PBF is encapsulated in an MSOP-12 package, which offers a compact footprint for space-constrained applications. This product is designed to operate over a wide temperature range, making it suitable for industrial and outdoor environments where temperature conditions can be demanding.

Key Features:

• Compliance with IEEE 802.3af/at PoE standards for seamless integration into PoE systems.
• Advanced LTPoE++™ support for high power applications up to 90W, providing versatility in powering a wide range of PDs.
• Integrated signature resistor and classification current source, simplifying the design and reducing external component count.
• Wide input voltage range, accommodating various power supply conditions and ensuring compatibility with different PoE sources.
• Hot-swap capability, allowing for safe insertion and removal of PDs without causing disruption or damage to the power sourcing equipment.
• Robust thermal protection, ensuring reliable operation and preventing damage under high-temperature conditions.

The LT4275AHMS#PBF is an ideal choice for designers looking to implement PoE in applications such as IP cameras, wireless access points, and VoIP phones. Its high level of integration and ease of use make it a go-to solution for both new designs and upgrades to existing systems. With its comprehensive protection features and compliance with industry standards, the LT4275AHMS#PBF from Linear Technology stands out as a reliable and efficient choice for power management in PoE-enabled devices.