NCP1090DG

Overview

The NCP1090DG is a single-channel Power over Ethernet (PoE) controller manufactured by onsemi, designed for use in Powered Device (PD) applications. It complies with the IEEE 802.3af standard and integrates an internal switch to manage power delivery. The device operates within a supply voltage range of 0V to 57V and supports a maximum power output of 12.95 W. It is housed in an 8-TSSOP package with a width of 4.40 mm. The component functions reliably across an extended industrial temperature range from -40°C to +85°C.

Feature Summary

• Integrates an internal switch for efficient power management within a compact footprint.
• Complies with IEEE 802.3af standards for reliable PoE connectivity.
• Supports auxiliary functions to enhance system flexibility.

Applications

• Powered Device implementations in network infrastructure
• Industrial communication systems requiring robust power delivery
• IoT endpoints utilizing PoE connectivity

Procurement Notes

Verify the specific suffix 'DG' against official manufacturer documentation to confirm exact tape-and-reel packaging specifications and lot traceability requirements. Confirm current lifecycle status as components may be subject to obsolescence notices. Ensure compatibility with existing PCB footprints and thermal management designs before finalizing procurement decisions.

Selection Notes

Select this component for applications requiring a single-channel PoE solution that meets 802.3af compliance. Consider the integrated internal switch feature to simplify external circuitry. Evaluate the 8-TSSOP package dimensions for space-constrained designs. Verify that the operating temperature range aligns with the environmental conditions of the target deployment scenario.

Part Context

This part belongs to the NCP1090 series of PoE controllers from onsemi. The series provides solutions for powering remote devices over Ethernet cabling. The NCP1090DG variant specifically utilizes the DG suffix to denote its package configuration. It serves as a key component in enabling power and data transmission over standard network cables.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer cross-reference guides for potential alternatives.