WMF1S56K-F

Operating Temperature:	-55°C ~ 125°C
Features:	--
Ratings:	--
Applications:	General Purpose
Lead Spacing:	--
Termination:	PC Pins
Height - Seated (Max):	--
Size / Dimension:	0.264" Dia x 0.811" L (6.70mm x 20.60mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Series:	WMF
Dielectric Material:	Polyester
Voltage Rating - DC:	100V
Voltage Rating - AC:	65V
Tolerance:	±10%
Capacitance:	0.056µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors: WMF1S56K-F Application Field and Working Principle

Film capacitors, otherwise known as plastic film or film dielectric capacitors, are one of the most popular and versatile types of capacitors. The broad range of sizes, capacitances and voltage ratings make them suitable for a wide range of applications including audio/video, acoustics, aerospace, consumer electronics, medical electronics and more. Among the different types of film capacitors, the WMF1S56K-F is an especially popular model which is commonly used in many applications. This article will discuss the application field and working principle of the WMF1S56K-F film capacitor.

Application Field

The WMF1S56K-F is a medium voltage, polyethylene naphthalate (PEN) film capacitor suitable for a variety of AC and DC applications. The capacitor\'s high insulation resistance and self-healing capabilities make it an ideal choice for power electronics, power factor correction circuits, resonant circuits, and high-frequency filtering, as well as in automotive, video, and communications applications. Its highest working voltage is 440VAC and its total capacitance is 180µF. It has high ripple current capabilities, making it suitable for use in circuits that experience frequent surges of peak current. The capacitor also operates with excellent stability over a wide temperature range. The capacitor is RoHS compliant, meaning it meets the European Union\'s regulations for restrictions on certain hazardous materials found in electrical and electronic equipment.

Working Principle

The WMF1S56K-F capacitor consists of two metal electrodes separated by a thin film of dielectric material. The metal electrodes act as electrical conductors and the dielectric material acts as an insulator. When a voltage is applied to the capacitor, electrons flow from one electrode to the other, creating an alternating electric field between the electrodes. This alternating electric field causes the electric charge to be stored in the dielectric material between the two electrodes. The capacitance of the capacitor is determined by a number of factors, including the area of the electrodes, the distance between them, and the permittivity of the dielectric material used. Higher permittivity dielectric materials will yield higher capacitance. The working voltage of the WMF1S56K-F can also be adjusted by adjusting the distance between the electrodes.

Conclusion

The WMF1S56K-F is a medium voltage film capacitor suitable for a variety of AC and DC applications. The capacitor\'s high insulation resistance and self-healing capabilities make it an ideal choice for power electronics, power factor correction circuits, resonant circuits, and high-frequency filtering. Its high ripple current capabilities and temperature stability make it suitable for use in automotive, video, and communications applications. The capacitor\'s working principle and capacitance are determined by the area of the electrodes, the distance between them, and the permittivity of the dielectric material used.

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