SRF0703-R33M

Arrays, Signal Transformers Overview

The Bourns SRF0703-R33M is a dual-winding shielded coupled inductor designed for surface-mount technology. It features an inductance of 330 nH per winding with a tolerance of ±20%. When connected in parallel, the total inductance is 165 nH; when connected in series, it reaches 1.32 µH. The component supports a maximum DC current of 14.4 A and has a maximum DC resistance of 9.2 mΩ. Its physical dimensions are 7.6 mm x 7.6 mm x 3.4 mm.

Arrays, Signal Transformers Feature Summary

• Dual-winding configuration allows flexible circuit integration via parallel or series connections.
• Shielded magnetic structure minimizes electromagnetic interference and external field leakage.
• High current handling capability suitable for demanding power supply applications.

Arrays, Signal Transformers Applications

• DC-DC converter output filtering
• Power management circuits requiring coupled inductance
• Multi-phase power distribution systems

Arrays, Signal Transformers Procurement Notes

Verify the specific datasheet version to confirm electrical parameters, as specifications may vary by revision. Ensure compatibility with PCB footprint requirements and reflow soldering profiles. Confirm RoHS compliance status through official manufacturer documentation before finalizing procurement decisions.

Arrays, Signal Transformers Selection Notes

Select this component when a compact dual-winding solution is required for power stages. Compare the 330 nH value against circuit design needs for ripple current reduction. Evaluate the 14.4 A current rating against peak load conditions to ensure adequate thermal performance and reliability under operational stress.

Arrays, Signal Transformers Part Context

This part belongs to the SRF0703 series of shielded coupled inductors from Bourns. The series offers various inductance values within a standardized 0703 package size, facilitating consistent board layout strategies across different power designs while maintaining high efficiency and low profile characteristics.

Arrays, Signal Transformers Replacement Considerations

Check for direct substitutes within the SRF0703 family with matching inductance and current ratings. Verify pinout compatibility and mechanical dimensions if replacing with components from other manufacturers. Ensure equivalent shielding effectiveness and thermal properties are maintained.

Arrays, Signal Transformers FAQ

What is the inductance value when the windings are connected in parallel?

When connected in parallel, the inductance is 165 nH.

What is the maximum DC current rating for this component?

The maximum DC current rating is 14.4 A.