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LTC4267CGN#PBF

LTC4267CGN#PBF Description

The LTC4267CGN#PBF from Analog Devices Inc. is a Power over Ethernet (PoE) controller designed for Powered Device (PD) applications, compliant with the IEEE 802.3af standard. This single-channel DC/DC controller integrates critical functions for PoE power management, supporting a maximum supply voltage of 57V and delivering up to 12.95W of power. Housed in a 16-pin SSOP package, it is optimized for surface-mount applications and operates within a temperature range of 0°C to 70°C. With a low supply current of 3mA (max), it ensures efficient power conversion while minimizing energy loss.

LTC4267CGN#PBF Features

• IEEE 802.3af Compliance: Ensures interoperability with standard PoE systems.
• High Efficiency: Low quiescent current (3mA max) enhances power delivery efficiency.
• Robust Protection: Built-in safeguards for overvoltage and undervoltage conditions.
• Compact Design: 16-pin SSOP package saves board space in space-constrained applications.
• RoHS3 & REACH Compliant: Meets environmental and safety regulations.
• No Internal Switch: Offers flexibility for external MOSFET selection, enabling customization for specific power requirements.
• Moisture Sensitivity Level (MSL) 1: Suitable for extended storage and handling without moisture concerns.

LTC4267CGN#PBF Applications

• IP Phones & VoIP Devices: Reliable power delivery for communication equipment.
• Wireless Access Points: Efficiently powers Wi-Fi routers and small-cell networks.
• Security Cameras: Simplifies installation by eliminating separate power supplies.
• Industrial IoT Sensors: Enables remote powering of sensors in harsh environments.
• Medical Devices: Provides stable power for portable diagnostic equipment.

Conclusion of LTC4267CGN#PBF

The LTC4267CGN#PBF is a versatile and efficient PoE controller ideal for 802.3af-compliant applications. Its low power consumption, compact form factor, and compliance with industry standards make it a preferred choice for designers of networked devices requiring reliable power delivery. Whether used in telecommunications, security, or IoT, this controller ensures seamless integration and optimized performance. Its flexibility in external MOSFET selection further enhances its adaptability across diverse use cases.