SFC48S19L291K-F

Operating Temperature:	-40°C ~ 90°C
Features:	High Temperature
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.810" (20.57mm)
Termination:	Quick Connect, Disconnect
Height - Seated (Max):	3.030" (76.96mm)
Size / Dimension:	2.910" L x 1.910" W (73.91mm x 48.51mm)
Package / Case:	Radial, Can
Mounting Type:	Chassis Mount
Series:	SF
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	480V
Tolerance:	±3%
Capacitance:	19µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to SFC48S19L291K-F Film Capacitors

Film capacitors, sometimes referred to as plastic film capacitors, are one of the most commonly used types of capacitors. They are constructed by coating a conductive plastic material known as a dielectric material between two metal layers. The dielectric material is usually a plastic film such as polyester, polypropylene, or Teflon. The SFC48S19L291K-F film capacitor is a high-performance and good-quality product designed by Sunlord Electronics. It has superior stability and an excellent signal-to-noise ratio, making it ideal for a wide variety of applications. It is designed for high-temperature operation and high-frequency applications and is well-suited for automotive and industrial applications.

Working Principle of SFC48S19L291K-F Film Capacitors

Film capacitors operate on the same basic principle as other types of capacitors: a voltage between two conductors, the electrodes, causes charge to accumulate on the electrodes, creating a potential difference across the electrodes. When the voltage across the electrodes changes, current flows through the capacitor, allowing energy to be stored and released by the capacitor. The SFC48S19L291K-F film capacitor uses a core of thermally-insulating polymers to establish an electric field between its two plates. The electrode material is usually copper with an oxide coating or gold-plated. This core material is heated and compressed to form the capacitor structure and to force the electric field through the material. This electric field is then used to store electrical energy when it is discharged.

Applications of SFC48S19L291K-F Film Capacitors

The SFC48S19L291K-F film capacitor is well-suited for high-temperature and high-frequency applications, making it an ideal choice for automotive and industrial applications. Because of its low profile and high dielectric and capacitance stability characteristics, it is ideal for signal-conditioning and filtering applications. In automotive applications, SFC48S19L291K-F film capacitors are used for the power supply for powertrain and auxiliary security systems. In industrial applications, they are used for protection of components and devices from voltage spikes and surges. In signal-conditioning applications, they are used for signal filtering, suppressing noise, and low-pass filtering.

Conclusion

The SFC48S19L291K-F film capacitor is a high-performance and good-quality product designed by Sunlord Electronics. It has superior stability and an excellent signal-to-noise ratio, making it ideal for a wide variety of automotive, industrial, and signal-conditioning applications. Its core material, with an electric field created through heating and compression, creates an efficient energy storage and release system, resulting in a reliable and robust component.

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