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LTC4266CUHF#PBF

LTC4266CUHF#PBF Description

The LTC4266CUHF#PBF from Analog Devices Inc. is a highly efficient 4-channel Power over Ethernet (PoE) controller designed for Power Sourcing Equipment (PSE) applications. This surface-mount IC operates within a 45V to 57V supply range, delivering up to 25W per port while complying with IEEE 802.3af (PoE) and 802.3at (PoE+) standards. Housed in a 38-pin QFN package, it features RoHS3 compliance and is rated for 0°C to 70°C operating temperatures, making it suitable for industrial and commercial environments.

LTC4266CUHF#PBF Features

• 4-Channel PSE Controller: Enables simultaneous power management for multiple PoE devices.
• Low Supply Current (3.5mA): Optimizes power efficiency in PSE systems.
• Standards Compliance: Supports 802.3af/at for seamless interoperability with PoE/PoE+ devices.
• No Internal Switches: Allows flexibility in external MOSFET selection for tailored designs.
• Robust Packaging: 38QFN ensures compact footprint and reliable thermal performance.
• REACH Unaffected & MSL1: Ensures long-term reliability and ease of handling in manufacturing.

LTC4266CUHF#PBF Applications

• Network Switches & Routers: Ideal for multi-port PoE/PoE+ infrastructure.
• IP Cameras & Wireless Access Points: Provides stable power delivery for surveillance and connectivity systems.
• Industrial Automation: Suitable for PoE-powered sensors and control modules.
• Telecom Equipment: Ensures reliable power distribution in VoIP phones and communication devices.

Conclusion of LTC4266CUHF#PBF

The LTC4266CUHF#PBF stands out as a versatile, high-performance PSE controller for demanding PoE applications. Its multi-channel design, compliance with industry standards, and low power consumption make it a superior choice for engineers designing scalable, energy-efficient power systems. With Analog Devices' proven reliability, this IC is a robust solution for modern networked devices requiring PoE/PoE+ support.