SRF0703-4R7M

Arrays, Signal Transformers Overview

The Bourns SRF0703-4R7M is a dual-winding shielded power inductor from the SRF0703 series. It features a wirewound construction with a ferrite core and an SMD mounting style. The component provides an inductance of 4.7 µH per coil with a ±20% tolerance. Key electrical parameters include a maximum DC resistance of 0.0406 Ω (parallel) and rated currents of 3.09 A (parallel RMS) and 3.78 A (parallel saturation). It operates within a temperature range of -40°C to +105°C.

Arrays, Signal Transformers Feature Summary

• Dual-winding coupled inductor array designed for signal transformer applications
• Shielded magnetic structure minimizes electromagnetic interference
• Wirewound ferrite core construction ensures stable performance

Arrays, Signal Transformers Applications

• Coupled inductor arrays
• Signal transformers
• Power supply filtering

Arrays, Signal Transformers Procurement Notes

Verify the specific datasheet version and RoHS compliance status before procurement, as manufacturing processes may undergo changes. Confirm that the operating temperature requirements align with the specified -40°C to +105°C range. Ensure PCB footprint compatibility with the SMD package dimensions prior to ordering.

Arrays, Signal Transformers Selection Notes

Select this component when a compact, shielded dual-coil solution is required for space-constrained designs. The low DC resistance supports efficient power handling. Consider the parallel and series current ratings against the circuit's peak load requirements to ensure adequate margin under thermal stress conditions.

Arrays, Signal Transformers Part Context

This part belongs to the Bourns SRF0703 series of surface mount coupled inductors. The series offers various inductance values in a standardized small outline package. These components are engineered for high-frequency power applications where magnetic shielding and tight coupling are necessary for system stability.

Arrays, Signal Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify pinout and inductance tolerances if considering alternative manufacturers.