SRF1280-6R8Y

Overview

The Bourns SRF1280-6R8Y is a dual-winding shielded power inductor from the SRF1280 series, designed for surface-mount applications. It features a ferrite core and wirewound construction within a 12.5 mm x 12.5 mm x 7.5 mm package. The component provides an inductance of 6.8 µH with a ±30% tolerance. Key electrical specifications include a maximum DC current rating of 6.8 A, a maximum DC resistance of 20.5 mΩ, and a self-resonant frequency of 20 MHz. It operates reliably within a temperature range of -40°C to +125°C.

Feature Summary

• Dual-winding configuration allowing flexible series or parallel circuit integration
• Shielded magnetic design minimizes electromagnetic interference
• High saturation current capability supports demanding power delivery
• AEC-Q200 qualification ensures automotive-grade reliability

Applications

• Automotive electronic systems
• DC/DC converter circuits
• Power supply filtering stages

Procurement Notes

Verify the specific suffix against official manufacturer documentation to confirm exact electrical tolerances and packaging configurations. Ensure compatibility with automated pick-and-place equipment by checking reel dimensions and tape specifications. Confirm RoHS compliance status through the latest datasheet revision before finalizing procurement orders.

Selection Notes

Select this component when a compact, high-current coupled inductor is required for space-constrained designs. The dual-winding architecture offers design flexibility for interleaved or independent coil operations. Evaluate thermal performance under load to ensure operation remains within the specified temperature limits during continuous duty cycles.

Part Context

This part belongs to the SRF1280 series of dual-winding shielded power inductors manufactured by Bourns. The series is engineered for high-performance power management applications requiring robust magnetic shielding and stable inductance characteristics under varying current loads.

Replacement Considerations

Consult official substitution guides for verified alternatives within the same series or compatible form factors. Cross-reference pinout configurations and electrical parameters to ensure functional equivalence without modifying existing PCB layouts.