SRF0703A-221M

Arrays, Signal Transformers Overview

The Bourns SRF0703A-221M is a dual-winding shielded power inductor from the SRF0703A series. It features ferrite core construction with surface-mount termination. The component provides an inductance of 220 µH when connected in parallel and 922.6 µH in series, with a tolerance of ±20%. Maximum DC resistance values are 148 mΩ and 5.5 Ω for the respective windings. Rated current is 0.52 A. Physical dimensions are 7.6 mm x 7.6 mm x 3.4 mm. Operating temperature range spans -55°C to +150°C.

Arrays, Signal Transformers Feature Summary

• Dual-winding configuration with parallel and series connection options
• Shielded design utilizing ferrite core material
• Automotive-grade qualification under AEC-Q200 standards
• Halogen-free composition compliant with RoHS directives

Arrays, Signal Transformers Applications

• Automotive electronic circuits requiring AEC-Q200 compliance
• Power delivery systems for DDR5 modules
• High-current power inductor applications
• Compact PCB mount power filtering

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix against official Bourns documentation to confirm exact electrical characteristics and packaging details. Confirm AEC-Q200 qualification status if automotive reliability is required. Ensure the ordering part number matches the intended inductance value and tolerance specifications before finalizing procurement orders.

Arrays, Signal Transformers Selection Notes

Select this component for designs requiring dual independent windings within a compact footprint. The shielded structure minimizes electromagnetic interference. Verify that the 0.52 A current rating meets circuit requirements. Check thermal performance limits relative to the specified operating temperature range of -55°C to +150°C.

Arrays, Signal Transformers Part Context

This component belongs to the SRF0703A series of dual-winding shielded power inductors manufactured by Bourns. The series is designed for high-current applications and offers various inductance values. The SRF0703A-221M specifically denotes the 220 µH variant within this family of surface-mount components.

Arrays, Signal Transformers Replacement Considerations

Consult official Bourns documentation for verified substitute part numbers within the SRF0703A series or equivalent product lines. Cross-reference electrical parameters such as inductance, tolerance, and current ratings to ensure compatibility.