SRR4028-680Y

Fixed Inductors Overview

The SRR4028-680Y is a shielded drum core wirewound power inductor from Bourns Inc., designed for surface mount applications. It features an inductance of 68 µH with a tolerance of ±30%. The component has a maximum DC resistance of 400 mΩ and supports a saturation current of 630 mA. It utilizes the 1919 (4848 Metric) package footprint, providing a compact solution for power supply circuits requiring reliable magnetic shielding.

Fixed Inductors Feature Summary

• Shielded drum core construction minimizes electromagnetic interference
• Wirewound design ensures stable performance under load
• Surface mount format facilitates automated PCB assembly

Fixed Inductors Applications

• DC-DC converter output filtering
• Power delivery networks for integrated circuits
• General-purpose power supply input stages

Fixed Inductors Procurement Notes

Verify the specific suffix 'Y' against the manufacturer's official datasheet to confirm tape-and-reel packaging specifications and environmental compliance status. Ensure the requested quantity aligns with standard reel sizes defined by Bourns Inc. Cross-reference the date code and lot information upon receipt to maintain traceability and quality assurance standards required for production integration.

Fixed Inductors Selection Notes

Select this component when a 68 µH inductance value is required within a 4848 metric footprint. Evaluate the 630 mA saturation current limit against peak load requirements to prevent performance degradation. Confirm that the 400 mΩ DC resistance meets efficiency targets for the specific power rail. Consider thermal management capabilities inherent to the shielded drum structure during high-current operation scenarios.

Fixed Inductors Part Context

This part belongs to the SRR4028 series of fixed surface mount power inductors manufactured by Bourns Inc. The series offers various inductance values sharing the same physical dimensions and mounting characteristics. These components are engineered for use in portable electronics and industrial equipment where space constraints and electromagnetic compatibility are critical design factors.

Fixed Inductors Replacement Considerations

Direct substitutes include other SRR4028 series variants such as the SRR4028-471Y, provided the inductance and current ratings match the circuit requirements. Verify pin compatibility and thermal characteristics before swapping between different manufacturers' equivalent packages.