SFA44S4K209B

Operating Temperature:	-40°C ~ 70°C
Features:	--
Ratings:	--
Applications:	Motor Run
Lead Spacing:	0.810" (20.57mm)
Termination:	Quick Connect, Disconnect
Height - Seated (Max):	2.210" (56.13mm)
Size / Dimension:	2.160" L x 1.310" W (54.86mm x 33.27mm), Lip
Package / Case:	Radial, Can
Mounting Type:	Chassis Mount
Series:	SF
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	440V
Tolerance:	±10%
Capacitance:	4µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Film capacitors, sometimes referred to as AC capacitors, are electrical storage components that are capable of storing energy. Film capacitors have high electrical capacitance and are used in a wide variety of applications, such as filters, decoupling, inrush current suppressors, motoring, and energy storage. The SFA44S4K209B film capacitor is a high quality and reliable electrical storage component that is suitable for use in a variety of applications.

Applications of SFA44S4K209B

The SFA44S4K209B film capacitor is a high capacitance capacitor designed for use in a variety of applications. It is widely used in different machines and circuits such as motors, pumps, AC and DC generators, and metering devices. It is also used in applications such as power supply, high voltage equipment, controllers, and medical equipment. It is also used in low voltage power supplies, switching circuits, and automatic control systems.The SFA44S4K209B is also used in many industrial, medical, and military applications. It is capable of storing a large amount of energy which makes it ideal for use in applications such as high power interference suppression, start-up and stop protection, as well as power supply filtering. It is also used in applications where high load capacity such as inrush current is required.

Working Principle of SFA44S4K209B

The SFA44S4K209B film capacitor is constructed with anodized aluminium strips which are stacked into two or more layers and separated by a dielectric material. When an alternating current is introduced into the structure, the electrons move between the stacks of aluminium webs. The alternating current causes an electric field that creates a distortion of the dielectric layer between the aluminium layers. This creates a capacitance that can be used for storage or transfer of energy.The SFA44S4K209B film capacitors are constructed with an insulated layer which is designed to withstand extreme temperatures. The film capacitor also has high reliability due to its moulding process which prevents moisture from entering and damaging the capacitor. The capacitor is also highly resistant to ageing, vibration, and shock.

Conclusion

The SFA44S4K209B film capacitor is a high quality and reliable electrical storage component that is suitable for use in a wide variety of applications. It is most commonly used in motors, pumps, AC and DC generators, metering devices, high voltage equipment, controllers, and medical equipment. The SFA44S4K209B is constructed with anodized aluminium strips that are stacked into two or more layers and separated by a dielectric material. The electric field created by the alternating current causes a distortion of the dielectric layer and creates a capacitance that can be used for energy storage or transfer. The capacitor is also highly reliable due to its moulding process which prevents moisture from entering and damaging the capacitor.

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