Product Overview: LT4276CHUFD#TRPBF from Analog Devices Inc.

The LT4276CHUFD#TRPBF is a cutting-edge Power over Ethernet (PoE) interface and switching regulator from Analog Devices Inc. that simplifies the task of designing PoE-powered devices. As a member of the LTPoE++™ family, this product is capable of delivering high power levels up to 90W over standard Ethernet cables, making it an ideal solution for a wide range of applications such as IP cameras, wireless access points, and remote computer terminals.

Key Features

• Integrated PoE Interface: The LT4276CHUFD#TRPBF integrates the PoE interface controller and a switching regulator, reducing the number of external components required and simplifying the design process.
• High Power Output: It supports various PoE standards including IEEE 802.3af, IEEE 802.3at, and LTPoE++ for up to 90W of output power, ensuring compatibility with a wide array of powered devices (PDs).
• Advanced Power Management: The product features a robust power management system that includes programmable classification, under-voltage lockout, and thermal shutdown to ensure reliable operation.
• Efficient Operation: With an integrated synchronous rectifier and a high-efficiency switching regulator, the LT4276CHUFD#TRPBF optimizes power usage, which is essential for heat-sensitive applications.
• Flexible Application: It is designed for use in both isolated and non-isolated applications, providing versatility for designers to meet specific system requirements.

Product Specifications

• Package: 5x5mm QFN-24
• Operating Temperature Range: -40°C to 125°C
• Input Voltage Range: 12V to 57V
• Thermal Protection: Yes
• Compliance: RoHS

The LT4276CHUFD#TRPBF is provided in a compact QFN package that is RoHS compliant and suitable for automated assembly processes. Its robust design and wide temperature range make it a reliable choice for demanding environments. Whether you are designing a new PoE device or upgrading an existing one, the LT4276CHUFD#TRPBF from Analog Devices Inc. offers a high-performance, integrated solution that can help streamline product development and enhance end-product functionality.

For more detailed technical specifications, application notes, and design resources, please refer to the official product page and datasheets available from Analog Devices Inc.