SFA37S4K156B-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):	1.680" (42.67mm)
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:	370V
Tolerance:	±10%
Capacitance:	4µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors A film capacitor is a type of capacitor that is commonly used across multiple electronics systems. They are primarily made out of plastic films. The most common type of film capacitor is the polypropylene film capacitor, which is also known as the SFA37S4K156B-F.The SFA37S4K156B-F film capacitor is a general-purpose capacitor which is designed for use in multiple types of electronic systems. This capacitor has a high temperature operation rating and has low voltage de-rating as well. Due to its reliability and performance, the SFA37S4K156B-F capacitor is used in a variety of applications, including automotive, audio-video, computer, communication, and industrial electronics.The SFA37S4K156B-F capacitor mainly consists of a dielectric core which is made up of a polypropylene film, a pair of electrodes, an electrode coating, and a metal-film capacitor. The polypropylene film works as the dielectric and is in direct contact with the electrodes. This ensures that no current will flow through the capacitor dielectric and allows the capacitor to store energy for long periods of time. The electrodes are usually made of tin-plated or silver-plated steel plates and are attached to the windings of the capacitor. The electrode coating acts as a protective coating on the electrodes and prevents them from wearing out quickly. The metal-film capacitor is also made of a metal-polymer film, which has an electrical conductivity.The working principle of the SFA37S4K156B-F capacitor is based on the capacitance principle. When a voltage is applied across the capacitor, an electric field is created between the two capacitor electrodes, which produces a dielectric effect. This dielectric effect creates an opposing electric field, and this opposing electric field results in the storage of energy in the capacitor. The electric field stores energy in the form of electric charge and transfers the energy back into the circuit when the voltage is removed. This process is repeated whenever a voltage is applied to the capacitor, allowing it to store energy and release it as needed.The SFA37S4K156B-F capacitor is widely used in many electronic applications due to its high temperature operation rating, low voltage de-rating, and reliable performance. It is used in automotive electronics, audio-video systems, computer systems, communication electronics, and industrial electronics. Moreover, the SFA37S4K156B-F capacitor is also used as a power supply filter in many power electronic systems, including solar inverters and AC-DC converters.In conclusion, the SFA37S4K156B-F capacitor is a type of polypropylene film capacitor which is commonly used in multiple electronic applications. This capacitor has a high temperature operation rating and low voltage de-rating. It is mainly used in automotive electronics, audio-video systems, computer systems, communication electronics, industrial electronics, solar inverters, and AC-DC converters. The working principle of this capacitor is based on the capacitance principle, and it enables the capacitor to store and transfer energy back into the circuit when the voltage is removed.

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