UP0.4C-3R3-R

Fixed Inductors Overview

The UP0.4C-3R3-R is a surface-mount power inductor from the UP0.4C series manufactured by Eaton Electronics Division. It features an unshielded drum core and wirewound construction with a nominal inductance of 3.3 µH and a tolerance of 20%. The component supports a maximum DC current of 1.89 A and has a maximum DC resistance of 60 mΩ. It utilizes standard terminations and operates within a temperature range of -55°C to +125°C. The unit weighs approximately 453.59 mg.

Fixed Inductors Feature Summary

• Unshielded drum core design for specific magnetic field requirements
• Wirewound construction providing stable inductance characteristics
• Standard termination configuration for reliable PCB mounting

Fixed Inductors Applications

• General power supply circuits
• DC-DC converter input or output filtering
• Signal processing applications requiring fixed inductance

Fixed Inductors Procurement Notes

Verify the manufacturer part number against official Eaton documentation to confirm specifications. Ensure the ordering suffix matches the required reel or cut tape packaging format. Confirm that the unshielded design aligns with electromagnetic interference constraints in the target application environment before finalizing procurement.

Fixed Inductors Selection Notes

Select this component when an unshielded inductor is required to minimize cost or size while maintaining moderate current handling capabilities. The 3.3 µH value suits common switching frequencies in power management topologies. Verify that the 1.89 A saturation current meets the peak load requirements of the circuit design.

Fixed Inductors Part Context

This component belongs to the UP0.4C series of surface-mount power inductors. The series offers various inductance values optimized for different current ratings. The UP0.4C-3R3-R specifically addresses applications needing a 3.3 µH rating with a compact footprint suitable for automated assembly processes.

Fixed Inductors Replacement Considerations

Consult Eaton Electronics Division catalogs for direct cross-references within the UP0.4C family. Verify that any substitute maintains identical inductance, current ratings, and physical dimensions to ensure board compatibility.