SRP6540-470M

Fixed Inductors Overview

The Bourns SRP6540-470M is a shielded surface-mount power inductor from the SRP6540 series, featuring a wirewound iron powder core. It provides an inductance of 47 µH with a tolerance of ±20%. The component has a maximum DC current and saturation current rating of 1.6 A, alongside a maximum DC resistance of 366 mΩ. Its physical dimensions are 7.2 mm x 6.5 mm x 4 mm. It operates within a temperature range of -55°C to +125°C and meets RoHS standards.

Fixed Inductors Feature Summary

• Shielded magnetic structure utilizing an iron powder core for low radiation
• Molded construction ensures compact size and mechanical stability
• Designed for high saturation current capabilities relative to its footprint

Fixed Inductors Applications

• DC/DC converter input and output filtering
• Power supplies for portable communication equipment
• Portable video cameras and HDTV systems
• LCD television power circuits
• Automotive audio system power management

Fixed Inductors Procurement Notes

Verify the specific part number suffix against the manufacturer's official documentation to confirm exact electrical tolerances and packaging configurations. Ensure that the procurement specifications align with the required saturation current and thermal operating limits for the target application environment. Cross-reference datasheet parameters for accuracy before finalizing orders.

Fixed Inductors Selection Notes

Select this component when a shielded SMD inductor with moderate current handling is required for space-constrained designs. The 6540 package offers a balance between current capacity and board area. Consider the 1.6 A saturation limit and 366 mΩ DCR for efficiency calculations in DC/DC applications requiring stable performance across the specified temperature range.

Fixed Inductors Part Context

This model belongs to the Bourns SRP6540 series of shielded power inductors. The series utilizes molded iron powder cores to provide low DC resistance and high saturation currents. These components are designed for surface mount technology and are suitable for various power conversion applications where electromagnetic interference reduction is necessary due to their shielding.

Fixed Inductors Replacement Considerations

Consult the official Bourns SRP6540 series datasheet for direct cross-references or alternative part numbers within the same family that match the required 47 µH value and 1.6 A current ratings.