SRF0703A-150M

Arrays, Signal Transformers Overview

The Bourns SRF0703A-150M is a dual-winding shielded power inductor from the SRF0703A series, designed for surface-mount applications. It features ferrite core construction with an inductance of 15 µH when connected in parallel and 60 µH in series, exhibiting a 20% tolerance. The component supports a maximum DC current of 1.83 A and maintains a maximum DC resistance of 119 mΩ. Its compact footprint measures 7.6 mm by 7.6 mm with a height of 3.4 mm. Certified to AEC-Q200 standards, it operates reliably within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-winding configuration providing flexible series or parallel connection options for coupled inductor applications.
• Shielded magnetic structure utilizing ferrite core material to minimize electromagnetic interference.
• Automotive-grade reliability certified under AEC-Q200 qualification standards.

Arrays, Signal Transformers Applications

• Automotive power distribution networks requiring high-reliability components.
• Point-of-load (POL) voltage regulation circuits.
• DC-DC converter input and output filtering stages.

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix 'M' corresponds to the required tape-and-reel packaging format rather than cut-tape or mouse-reel variants. Confirm that the 1.83 A saturation current rating aligns with the peak load requirements of the target circuit design. Ensure the 7.6 x 7.6 mm solder pad layout matches the PCB footprint specifications provided in the official datasheet to guarantee proper surface-mount assembly integrity.

Arrays, Signal Transformers Selection Notes

Select this component when a coupled inductor topology is necessary for space-constrained automotive designs. The 15 µH parallel value suits moderate current filtering needs, while the 60 µH series option offers higher impedance characteristics. Consider the 119 mΩ DCR for efficiency calculations in low-voltage, high-current paths. The AEC-Q200 certification makes it suitable for environments demanding extended thermal stability up to 125°C.

Arrays, Signal Transformers Part Context

This part belongs to the SRF0703A series of dual-winding shielded power inductors manufactured by Bourns. The series is characterized by its compact 0703 package dimensions and ferrite core technology. These components are engineered specifically for automotive electronics, offering robust performance against vibration and thermal stress while maintaining consistent electrical parameters across the specified operating temperature range.

Arrays, Signal Transformers Replacement Considerations

Consult the official Bourns SRF0703A series documentation for cross-reference data. Verify that any substitute component matches the 7.6 x 7.6 mm footprint, 15 µH parallel inductance, and 1.83 A current rating. Ensure the replacement also holds AEC-Q200 certification if automotive compliance is mandatory for the application.

Arrays, Signal Transformers FAQ

What is the difference between the parallel and series inductance values?

When the two windings are connected in parallel, the total inductance is 15 µH. When connected in series, the total inductance increases to 60 µH due to the additive nature of the magnetic fields in the coupled structure.

Is this component suitable for high-temperature automotive environments?

Yes, the SRF0703A-150M is qualified to AEC-Q200 standards and is rated for operation at temperatures up to +125°C, making it suitable for demanding automotive applications.