SRF0703HA-331M

Arrays, Signal Transformers Overview

The Bourns SRF0703HA-331M is a dual-winding shielded power inductor designed for automotive applications. It features an inductance of 330 µH with a tolerance of ±20%. When connected in parallel, the inductance is 82.5 µH; when connected in series, it is 1320 µH. The component supports a maximum DC current of 0.42 A and has a maximum DC resistance of 2.16 Ω. Its dimensions are 7.6 mm x 7.6 mm x 3.6 mm, operating within a temperature range of -55°C to +150°C.

Arrays, Signal Transformers Feature Summary

• Dual-winding configuration allows flexible series or parallel connection modes
• Shielded construction minimizes electromagnetic interference
• Automotive-grade reliability certified under AEC-Q200 standards

Arrays, Signal Transformers Applications

• Automotive electronic systems
• Power supply circuits requiring coupled inductors
• Transformer applications in automotive electronics

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix 'M' indicates tape and reel packaging if required by assembly equipment. Confirm the AEC-Q200 certification status directly with the manufacturer or authorized distributors to ensure compliance with automotive quality standards. Check for any recent lifecycle notices regarding obsolescence or last-time buy dates before finalizing procurement plans.

Arrays, Signal Transformers Selection Notes

Select this component when high thermal stability up to 150°C is required for automotive environments. The dual-winding design offers versatility for different circuit topologies compared to single-winding alternatives. Ensure the 0.42 A current rating meets the application's peak load requirements without saturation.

Arrays, Signal Transformers Part Context

This part belongs to the SRF0703HA series of shielded power inductors from Bourns. The series is specifically engineered for automotive electronics, offering robust performance in harsh environments. The HA variant typically denotes enhanced temperature capabilities compared to standard industrial versions.

Arrays, Signal Transformers Replacement Considerations

Direct substitutes include other Bourns SRF0703HA series parts with similar inductance and current ratings, such as SRF0703HA-102M or SRF0703HA-330M, provided electrical parameters match the specific circuit requirements.