SFJEL5000473MX0

Overview

The Knowles Syfer SFJEL5000473MX0 is a feed-through capacitor designed for electromagnetic interference (EMI) filtering. It features a capacitance of 0.047 µF with a tolerance of ±20%. The component has a DC voltage rating of 500 VDC and supports a maximum DC current of 10 A. Constructed with X7R dielectric material, it operates within a temperature range of -55°C to +125°C. The unit utilizes a solder termination type and is supplied in bulk packaging.

Feature Summary

• Provides effective EMI suppression through feed-through architecture
• Supports high DC current loads up to 10 A
• Utilizes X7R dielectric for stable performance across wide temperature ranges

Applications

• Electromagnetic interference filtering in electronic equipment
• Power supply input/output stages requiring high current handling
• Signal lines demanding robust noise attenuation

Procurement Notes

Verify the specific datasheet version for the SFJEL5000473MX0 to confirm mechanical dimensions and thermal characteristics. Ensure that the application environment does not exceed the specified 500 VDC rating or the 10 A current limit. Confirm compatibility with the intended soldering process for the terminal type. Cross-reference the X7R temperature coefficient requirements against the operational extremes.

Selection Notes

Select this component when a feed-through topology is required for superior EMI rejection compared to standard capacitors. The 10 A current rating makes it suitable for power line applications where standard surface mount devices might fail due to thermal limits. The 500 VDC rating provides headroom for industrial or automotive power systems. Consider the physical size constraints relative to the bulk packaging format.

Part Context

This part belongs to the Knowles Syfer feed-through capacitor series, which specializes in high-performance EMI filtering solutions. These components are engineered to provide low impedance paths for high-frequency noise while maintaining signal integrity. The series typically offers various capacitance values and voltage ratings to suit diverse filtering requirements in critical electronic systems.

FAQ

What is the dielectric material used in the SFJEL5000473MX0?

The component uses X7R dielectric material, which provides stable capacitance over a wide temperature range.

What is the maximum DC current rating for this feed-through capacitor?

The maximum DC current rating is 10 A.