74404300047

Fixed Inductors Overview

The Würth Elektronik 74404300047 is a shielded surface-mount power inductor from the WE-TPC series. It features a 470 nH nominal inductance with a 30% tolerance and a ferrite drum core construction. The component supports a maximum DC current of 3.8 A and a saturation current of 5 A, with a maximum DC resistance of 16 mΩ. Housed in a 4.8 mm x 4.8 mm x 2.8 mm package, it operates between -40°C and +125°C, offering high current capability and low leakage fields for power applications.

Fixed Inductors Feature Summary

• Magnetically shielded design to minimize leakage fields
• Extremely flat profile suitable for space-constrained layouts
• High current handling with wirewound ferrite construction

Fixed Inductors Applications

• DC/DC converter output filtering
• Point-of-load (POL) regulation stages
• General power supply input/output chokes

Fixed Inductors Procurement Notes

Verify the specific suffix against official Wurth documentation to confirm exact electrical tolerances and packaging options. Ensure the procurement channel provides valid RoHS compliance certificates and original manufacturer traceability. Cross-reference the Mouser or DigiKey part numbers with the official datasheet to prevent substitution errors during integration.

Fixed Inductors Selection Notes

Select this component when a compact, shielded solution is required for high-current switching applications. The 4.8mm footprint balances size and thermal performance. Evaluate the 5A saturation limit against peak load requirements to ensure stable operation without inductance degradation in dense power architectures.

Fixed Inductors Part Context

This model belongs to the WE-TPC series, designed as extremely flat power inductors. The series emphasizes high current density and magnetic shielding to reduce electromagnetic interference in close-proximity circuit designs. It utilizes a wirewound ferrite core structure optimized for surface-mount assembly processes.

Fixed Inductors Replacement Considerations

Direct substitutes within the same series include 74404300033 (0.33 uH). Verify pin compatibility and thermal characteristics before swapping with other manufacturers' 4828 footprint components.