SFBMC5000222MX0

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The SFBMC5000222MX0 is a feed through capacitor, designed for applications such as EMC filters, high voltage DC-link filters, signal line filters, or surge suppression. It has a rated voltage of 5kVac and a capacitance of 2.2nF.

Applications

Feed through capacitors are used in a variety of applications. SFBMC5000222MX0 can be used an EMC filter in order to reduce electrical noise and interference in industrial, medical, scientific, or automotive applications. It can also be used to filter high voltage DC links, such as in transformerless inverter systems and DC power supplies. Additionally, SFBMC5000222MX0 can be used as a signal line filter in audio, video, and data signal transmission circuits. Finally, this feed through capacitor is also used as a surge suppression device in order to protect a circuit from damaging voltage spikes.

Working Principle

SFBMC5000222MX0 is a type of capacitor known as a feed through capacitor due to its design, which is a simple capacitor wired in series with the signal line and mounted in the wall of an electrical enclosure. It acts as a low pass filter, letting through low frequency signals but blocking higher frequencies. This is due to the capacitor’s impedance, which increases with increasing frequency. Thus, SFBMC5000222MX0 most effectively reduces high frequency noise and interference. In its application as a signal filter, SFBMC5000222MX0 limits the signal bandwidth, reducing the signal distortion.

Construction

SFBMC5000222MX0 is a ceramic feedthrough capacitor with a metallized surface and thermoplastic enclosure. It is designed to be installed in a metal wall in order to provide EMI shielding and ESD protection. The enclosure is rated to UL 94V-0 for flame resistance. Additionally, the feed through capacitor is rated IP20 and IP67 for ingress protection.

Benefits

SFBMC5000222MX0 has many benefits, including a low parasitic inductance of less than 2nH, a low ESR of 0.005Ω, and a high ripple current of 2.0A. It also has a high heat resistance of up to 125°C, and a wide temperature range of -55°C to +125°C. Lastly, it has a high vibration resistance of up to 2.70g.

Conclusion

In conclusion, SFBMC5000222MX0 is a feed through capacitor designed for applications such as EMC filters, high voltage DC-links filters, signal line filters, or surge suppression. Its high rated voltage of 5kVac, low parasitic inductance, low ESR, and high ripple current make it ideal for these applications. It is also designed for easy installation in an electrical enclosure and is UL94V-0 flame-resistant, IP20 and IP67 rated.

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