SRR4528A-270M

Fixed Inductors Overview

The Bourns SRR4528A-270M is a shielded multilayer surface mount power inductor with a ferrite core. It features an inductance of 27 µH and a tolerance of ±20%. The component supports a maximum DC current of 1.06 A and has a maximum DC resistance of 197 mΩ. Dimensions are 5.00 mm x 5.00 mm x 2.00 mm. It operates between -40°C and +125°C, meets AEC-Q200 automotive standards, and complies with RoHS directives.

Fixed Inductors Feature Summary

• Shielded multilayer construction minimizes electromagnetic interference
• Ferrite core design optimizes high-frequency performance
• Automotive-grade qualification ensures reliability under harsh conditions

Fixed Inductors Applications

• Automotive electronic circuits
• DC-DC converter filtering
• Power supply output stages

Fixed Inductors Procurement Notes

Verify the specific part number against official manufacturer documentation to confirm electrical parameters and physical dimensions. Ensure compliance with RoHS and AEC-Q200 requirements for target applications. Cross-reference datasheets for thermal characteristics and saturation behavior before integration.

Fixed Inductors Selection Notes

Select this component for applications requiring compact shielding and automotive reliability. Evaluate the 1.06 A current rating against peak load requirements. Consider the 197 mΩ resistance for efficiency calculations. Confirm footprint compatibility with PCB layout constraints.

Fixed Inductors Part Context

This model belongs to the SRR4528A series of shielded multilayer inductors from Bourns. The series offers various inductance values within a standardized 5.00 mm x 5.00 mm package. It targets high-density power electronics requiring robust magnetic shielding.

Fixed Inductors Replacement Considerations

Direct substitutes include other SRR4528A variants with matching inductance and current ratings. Verify pinout and dimensional tolerances when considering alternative manufacturers' equivalent components.