onsemi

NCP1083DEG

NCP1083DEG Description

The NCP1083DEG from onsemi is a high-performance Power over Ethernet (PoE) Controller designed for Powered Device (PD) applications. This single-channel IC complies with IEEE 802.3af (PoE) and 802.3at (PoE+) standards, supporting a wide input voltage range of 0V to 57V and delivering up to 40W of power. Housed in a compact 20-pin TSSOP package, it is optimized for surface-mount (SMD) assembly and is RoHS3 compliant, making it suitable for environmentally conscious designs. With an auxiliary sense feature and dual internal switches, it ensures efficient power management and robust performance in demanding environments.

NCP1083DEG Features

• Standards Compliance: Supports 802.3af (PoE) and 802.3at (PoE+) for broad compatibility.
• High Power Delivery: Capable of 40W max output, ideal for power-hungry applications.
• Wide Voltage Range: Operates from 0V to 57V, accommodating varying PoE input conditions.
• Integrated Switches: Features both internal switches for simplified design and reduced BOM.
• Auxiliary Sense: Enables precise power monitoring and control.
• Robust Packaging: 20-TSSOP with MSL 2 (1 Year) moisture sensitivity, ensuring reliability.
• Regulatory Compliance: REACH unaffected, EAR99, and RoHS3 compliant for global deployment.

NCP1083DEG Applications

The NCP1083DEG is ideal for PoE-powered systems requiring high efficiency and reliability, including:

• IP Cameras & Surveillance Systems: Delivers stable power for continuous operation.
• Wireless Access Points (WAPs): Ensures seamless connectivity in enterprise networks.
• IoT & Industrial Sensors: Provides remote power in harsh environments.
• VoIP Phones & Network Switches: Enables simplified cabling and power management.
• Medical & Building Automation: Supports low-latency, high-availability applications.

Conclusion of NCP1083DEG

The NCP1083DEG stands out as a versatile, high-power PoE controller with advanced features like auxiliary sensing, dual internal switches, and broad compliance. Its compact form factor, robust power handling, and industry certifications make it a top choice for modern PoE applications across telecom, industrial, and consumer electronics. For engineers seeking a reliable, high-efficiency PD controller, this IC offers a compelling blend of performance and integration.