SBSMP0500474MXB

Overview

The Knowles Syfer SBSMP0500474MXB is a surface-mount EMI feedthrough capacitor featuring a Pi filter circuit topology. It provides a capacitance of 0.47 µF with a ±20% tolerance, utilizing X7R dielectric material. The component supports a maximum DC voltage rating of 50 V and handles up to 20 A of current. Physical dimensions are 6.6 mm in length, 5 mm in width, and 3.18 mm in height. It operates within a temperature range of -55°C to +125°C and offers an attenuation of 44 dB.

Feature Summary

• Integrates a Pi filter network for enhanced electromagnetic interference suppression
• Supports high continuous current loads up to 20 Amperes
• Utilizes robust X7R ceramic dielectric for stable performance across wide temperature ranges

Applications

• Power supply input filtering in industrial equipment
• EMI suppression in automotive electronic control units
• Noise reduction in high-current DC power distribution networks

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical characteristics and termination specifications. Ensure compatibility with surface-mount assembly processes and validate thermal management requirements for high-current operation environments.

Selection Notes

Select this component when high current handling capability combined with integrated Pi-filter attenuation is required in a compact surface-mount footprint. Consider the 50V rating and 20A current limit relative to the target circuit's operational parameters and thermal dissipation constraints.

Part Context

This part belongs to the SBSMP series of EMI filter circuits manufactured by Knowles Syfer. These components are designed to replace discrete filter assemblies, offering space savings and improved reliability through integrated multi-element designs suitable for demanding electronic applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data.