SRF0703-151M

Arrays, Signal Transformers Overview

The Bourns SRF0703-151M is a shielded surface-mount coupled inductor array featuring two coils. It offers an inductance of 150 µH when connected in parallel and 600 µH in series, with a tolerance of ±20%. The component has a maximum DC resistance of 986 mΩ in parallel and 3.63 Ω in series. Rated currents are 580 mA (parallel) and 289 mA (series), while saturation currents reach 650 mA (parallel) and 320 mA (series). Dimensions are 7.60mm x 7.60mm x 3.60mm, operating from -40°C to 125°C.

Arrays, Signal Transformers Feature Summary

• Dual-coil architecture enabling flexible series or parallel circuit configurations
• Ferrite core construction provides magnetic shielding to minimize electromagnetic interference
• Wirewound design ensures stable performance under varying load conditions

Arrays, Signal Transformers Applications

• DC-DC converter input and output filtering
• Power supply noise suppression circuits
• Signal conditioning in compact electronic modules

Arrays, Signal Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required packaging formats such as tape and reel or cut tape. Confirm RoHS compliance status and lead times directly with authorized distributors, as these factors may vary by region and production batch. Ensure storage conditions align with moisture sensitivity levels specified in the official documentation.

Arrays, Signal Transformers Selection Notes

Select this component for designs requiring dual-inductor functionality within a minimal footprint. The choice depends on whether the application benefits more from the higher current capacity of the parallel configuration or the increased inductance of the series setup. Evaluate thermal management requirements based on the specified DCR values and expected operating temperatures.

Arrays, Signal Transformers Part Context

This part belongs to the SRF0703 series of coupled inductors from Bourns Inc. The series is characterized by its small surface-mount package and shielded wirewound construction. Other variants in the family offer different inductance values while maintaining similar physical dimensions and electrical characteristics suitable for space-constrained power applications.

Arrays, Signal Transformers Replacement Considerations

Direct substitutes include other SRF0703 series parts with adjusted inductance values, such as the SRF0703-680M. Verify pinout compatibility and electrical parameters before substitution. Cross-referencing with other manufacturers' coupled inductor arrays requires careful comparison of saturation current and DC resistance specifications.