SRF0703A-101M

Arrays, Signal Transformers Overview

The Bourns SRF0703A-101M is a dual-winding shielded power inductor from the SRF0703A series, designed for surface-mount applications. It features a ferrite core and offers an inductance of 100 µH with a ±20% tolerance. The component supports parallel connection currents up to 730 mA and series connection currents up to 367 mA. Electrical specifications include a maximum DC resistance of 715 mΩ in parallel configuration and 2.64 Ω in series. The device operates within a temperature range of -40°C to +125°C and holds AEC-Q200 qualification for automotive reliability.

Arrays, Signal Transformers Feature Summary

• Magnetically shielded construction minimizes electromagnetic interference and radiation.
• Dual-winding architecture allows flexible circuit integration via parallel or series configurations.
• AEC-Q200 qualified for high-reliability automotive electronic environments.

Arrays, Signal Transformers Applications

• Automotive-grade DC-DC converter designs
• High-current power supply filtering
• Space-constrained electronic assemblies requiring low-profile components

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix 'A' to confirm AEC-Q200 automotive qualification status, as standard SRF0703 variants may lack this certification. Confirm package availability matches production requirements. Ensure design compatibility with the specified thermal operating limits of -40°C to +125°C before finalizing procurement.

Arrays, Signal Transformers Selection Notes

Select this component when magnetic shielding is critical to prevent interference with nearby sensitive circuits. The dual-winding capability provides design flexibility for different voltage and current requirements. Verify that the physical dimensions of 7.6 mm x 7.6 mm fit the available PCB real estate constraints.

Arrays, Signal Transformers Part Context

This part belongs to the SRF0703A series of dual-winding shielded power inductors manufactured by Bourns Inc. The series is engineered for compact power management solutions. The 'A' designation typically indicates automotive-grade compliance, distinguishing it from the standard commercial SRF0703 series.

Arrays, Signal Transformers Replacement Considerations

Direct substitutes include other Bourns SRF0703A series parts with matching inductance values. Cross-brand replacements require verification of footprint compatibility (7.6x7.6mm), inductance tolerance, and current ratings. Ensure any alternative also meets AEC-Q200 standards if automotive application is required.

Arrays, Signal Transformers FAQ

What is the difference between the SRF0703 and SRF0703A series?

The SRF0703A series is specifically qualified under the AEC-Q200 standard for automotive applications, whereas the standard SRF0703 series may not hold this specific automotive reliability certification.

How does the winding configuration affect performance?

The dual windings can be connected in parallel to increase current handling capacity or in series to increase total inductance, allowing the component to adapt to different circuit requirements.