NCP1090DRG

Overview

The NCP1090DRG is a high-power Power over Ethernet Powered Device (PoE-PD) interface controller from ON Semiconductor's HIPO product family. It integrates an IEEE 802.3af-compliant PD interface controller with a DC-DC converter, supporting input voltages from 37V to 57V. The device enables efficient power delivery for PoE applications by combining classification logic and switching regulation in a single package.

Feature Summary

• Integrates IEEE 802.3af compliant PD interface controller
• Combines classification logic with DC-DC conversion
• Supports high-power PoE-PD applications

Applications

• IEEE 802.3af powered devices
• High-power PoE endpoint equipment
• Network infrastructure powered components

Procurement Notes

Verify the exact suffix 'DRG' against official ON Semiconductor documentation to confirm tape-and-reel packaging specifications and temperature grade. Ensure compatibility with your PCB footprint and thermal management requirements before procurement.

Selection Notes

Select this component when designing IEEE 802.3af compliant PoE-PD systems requiring integrated control and conversion. Consider the 37V to 57V input range and thermal performance relative to your target power output and enclosure constraints.

Part Context

Part of ON Semiconductor's HIPO PoE-PD family, alongside NCP1091 and NCP1092. Designed for high-efficiency power delivery in networked devices, simplifying design by integrating interface control and power conversion functions.

Replacement Considerations

Check ON Semiconductor datasheets for direct pin-compatible or functionally equivalent alternatives within the NCP109x series, such as NCP1091 or NCP1092, depending on specific power and feature requirements.