SRF1280A-1R5Y

Overview

The SRF1280A-1R5Y is a dual-winding shielded power inductor array manufactured by Bourns. It features two coils with an individual inductance of 1.5 µH and a tolerance of ±30%. The component has a DC resistance of 7.6 mΩ per winding. It is designed for surface mount technology (SMD) applications, specifically within the 1280 package outline dimensions.

Feature Summary

• Dual-winding configuration with magnetic shielding to minimize electromagnetic interference
• Surface mount construction optimized for automated assembly processes
• Series and parallel connectivity options for flexible circuit integration

Applications

• Power management circuits requiring coupled inductance
• Filtering stages in high-density power supplies
• Signal conditioning networks in automotive electronics

Procurement Notes

Verify the specific datasheet version against the manufacturer's official documentation before finalizing design specifications. Confirm that the AEC-Q200 qualification status aligns with your project's reliability requirements. Ensure the surface mount footprint matches your PCB layout constraints precisely.

Selection Notes

Select this component when a compact dual-coil solution is required for power filtering or signal processing. The shielded design supports operation in electromagnetically sensitive environments. Evaluate the thermal performance and current ratings against the specific load conditions of the target application circuit.

Part Context

This part belongs to the SRF1280A series of dual-winding shielded power inductors from Bourns. The series provides various inductance values tailored for different power management needs. These components are widely used in modern electronic systems where space efficiency and electromagnetic compatibility are critical design factors.

Replacement Considerations

Consult the official Bourns replacement guide for verified substitute part numbers. Do not assume functional equivalence based solely on similar package dimensions or nominal inductance values without cross-referencing electrical parameters.