SRF0703HA-471M

Arrays, Signal Transformers Overview

The Bourns SRF0703HA-471M is a shielded dual-winding coupled inductor array designed for surface mount applications. It features an inductance of 470 µH with ±20% tolerance when connected in parallel, and 1.859 mH in series. The component has a maximum DC resistance of 2.82 ohms in parallel configuration and operates within a temperature range of -40°C to +125°C. Its compact footprint measures 7.6 mm x 7.6 mm x 3.4 mm, supporting RMS currents of 350 mA (parallel) and saturation currents up to 370 mA.

Arrays, Signal Transformers Feature Summary

• Dual-winding architecture enabling flexible series or parallel circuit configurations
• Shielded magnetic design to minimize electromagnetic interference
• Automotive-grade construction compliant with AEC-Q200 standards

Arrays, Signal Transformers Applications

• Power factor correction systems
• DC-DC converter modules
• Automotive power distribution networks

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix against official Bourns documentation to confirm exact electrical tolerances and packaging options. Ensure the selected variant matches the required thermal management specifications for the target operating environment. Cross-reference the manufacturer part number with authorized distributor catalogs to validate current availability and compliance status before finalizing procurement orders.

Arrays, Signal Transformers Selection Notes

Select this component for designs requiring high-density power filtering with coupled winding capabilities. Evaluate the thermal performance at the intended operating current to ensure the 125°C rating is not exceeded. Consider the physical dimensions for PCB layout constraints and verify that the series/parallel inductance values align with the specific circuit topology requirements.

Arrays, Signal Transformers Part Context

This component belongs to the SRF0703HA series of automotive-grade coupled inductors from Bourns Inc. The series is engineered for high-reliability applications in demanding environments. These devices are characterized by their robust shielding and compact form factor, making them suitable for space-constrained electronic assemblies in the automotive sector.

Arrays, Signal Transformers Replacement Considerations

Consult official Bourns substitution guides for verified alternatives. Generic equivalents may lack the specific AEC-Q200 certification or precise coupling characteristics required for this application.