SFC37S20K291B-F

Operating Temperature:	-40°C ~ 70°C
Features:	--
Ratings:	--
Applications:	Motor Run
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), Lip
Package / Case:	Radial, Can
Mounting Type:	Chassis Mount
Series:	SF
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	370V
Tolerance:	±10%
Capacitance:	20µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Film capacitors are an essential component in the modern electronics industry, providing valuable characteristics such as endurance and stability. In this article, we discuss the SFC37S20K291B-F application field and working principle, a type of film capacitor designed for specific applications.

SFC37S20K291B-F Application Field

The SFC37S20K291B-F film capacitor is typically used in high-precision timing circuits and digital applications due to its excellent performance. It is an especially suitable choice for high frequency, high stability pulse signal generator circuits and other high precision analog devices. Since it has a miniature size, the capacitor can be incorporated into all types of tight space designs. It also has an insulated body, meaning it is safe from environmental influences such as moisture or heat.

SFC37S20K291B-F Working Principle and Technical Features

The SFC37S20K291B-F capacitor is constructed from thin layers of polyimide, which is then screened with conductive elastomer. This construction offers an evenly distributed capacitance in the component. The capacitor also features a long life cycle of up to 1 million cycles and a high temperature rating of 125 degrees Celsius. The capacitance of this variety ranges from 0.025 to 0.15 microfarads, with a pulse voltage rating of 500 volts.Due to its special metalized construction, the SFC37S20K291B-F film capacitor has excellent high frequency characteristics. In particular, it is capable of blocking RF signals, which improves intrinsic noise and increases channel recognition. Furthermore, the capacitor ensures high speed switching patterns and greater accuracy in functions such as frequency switching and signal reception.

Conclusion

The SFC37S20K291B-F is a specialized film capacitor designed for high precision applications and offers excellent performance. Its high temperature rating and ability to block RF signals make it an ideal choice for the demanding conditions of analog and digital circuitry. Its small size, long life cycle, and high frequency characteristics make it a practical and reliable choice for applications that require precision and accuracy.

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