SRP0620-4R7K

Fixed Inductors Overview

The Bourns SRP0620-4R7K is a shielded power inductor from the SRP0620 series, designed for surface-mount applications. It features a metal core and wirewound construction with an inductance of 4.7 µH and a tolerance of ±10%. The component operates within a temperature range of -40°C to +125°C. Key electrical specifications include a maximum DC resistance of 39.6 mΩ, a rated current of 5.7 A, and a saturation current of 7.7 A. It exhibits a self-resonant frequency of 15 MHz and a Q value of 35 at 7.96 MHz. The physical dimensions are 7.10 mm x 6.70 mm x 2.00 mm.

Fixed Inductors Feature Summary

• Shielded design minimizes electromagnetic interference
• Metal core construction supports high current handling
• Surface-mount package facilitates automated assembly

Fixed Inductors Applications

• Power management circuits
• Signal conditioning systems
• Circuit protection modules

Fixed Inductors Procurement Notes

Verify component status as the part may be discontinued. Confirm datasheet revisions and package cover updates before integration. Ensure compatibility with existing thermal and electrical constraints. Cross-reference official documentation for any recent manufacturing changes or substitute recommendations.

Fixed Inductors Selection Notes

Select this component for applications requiring compact shielding and high current density. Evaluate saturation current limits against peak load requirements. Consider the low DC resistance for efficiency optimization. Verify footprint compatibility with PCB layout constraints.

Fixed Inductors Part Context

This inductor belongs to the SRP0620 series of shielded power inductors manufactured by Bourns. The series is engineered for power management challenges, offering reliable performance in signal conditioning and circuit protection roles. The specific model provides a balance of size and electrical capability.

Fixed Inductors Replacement Considerations

Public confirmed substitutes include SRP0320-1R0K, SRP0415-1R0K, SRP0512-100K, and SRP0515-R68K. Verify electrical parameter alignment and mechanical fit before substitution.