SFP37T5K238B-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):	2.500" (63.50mm)
Size / Dimension:	1.870" Dia (47.50mm), 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:	5µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

A film capacitor, or plastic dielectric capacitor, is an electrical capacitor that uses a thin plastic film as the dielectric instead of the more usual air or paper. Film capacitors are generally classified as metallized film capacitor and film dielectric capacitor. Metallized film capacitors build upon the film dielectric capacitor by coating the films with a metal, usually aluminum. This coating increases the capacitance of the device and substantially improves stability and power ratings. The SFP37T5K238B-F capacitor is a classically designed metallized film capacitor. It is a radial, polarized, aluminum capacitor which is commonly used in signal-line applications, such as microphones, power supplies, and audio equipment.

SFP37T5K238B-F Application Field and Working Principle

The SFP37T5K238B-F has a capacitance of 0.0022uF, a voltage rating of 500V, a temperature range of -30°C to +85°C, and a tolerance of 0.2%. Its axial-leaded design, small size, and low ESR make it ideal for applications in high- frequency circuitry, such as audio electronics, microphone and amplifier circuits, trigger and timer circuits, and power supply filters.The SFP37T5K238B-F capacitor consists of two metal electrodes separated by a long, thin strip of plastic dielectric material. When a voltage is applied to the capacitor, an electric field is created across the two electrodes. The electric field induces a charge on the surfaces of each electrode, creating a voltage across the two electrodes. This voltage is opposed to the applied voltage, thus creating a capacitive effect. The energy stored in the capacitor is proportional to the voltage across the electrodes, and the capacitance of the device is a measure of this stored energy. The SFP37T5K238B-F is especially useful in high frequency circuitry because its thin plastic film dielectric has a low dielectric constant, meaning that it has a very low leakage current, making it highly efficient in signal filtering and conditioning. Furthermore, its high capacitance coupled with its relatively low size allows it to store larger amounts of energy in a very small space. Additionally, the SFP37T5K238B-F capacitor has excellent stability under temperature and voltage variations, making it suitable for critical applications such as medical equipment, space travel, and communications equipment. Furthermore, the SFP37T5K238B-F capacitor requires very little maintenance and is highly reliable. Therefore, it is the capacitor of choice for many applications, particularly in the audio and communications industries. Its excellent performance makes it an ideal choice for those looking for a reliable and durable capacitor to include in their circuits. In conclusion, the SFP37T5K238B-F capacitor is a highly reliable and efficient metallized film capacitor. Its axial leads, low ESR, and long life make it an ideal choice for applications such as audio circuitry, microphones, amplifiers, trigger and timer circuits, and power supply filtering. Its excellent performance and reliability also make it suitable for critical applications such as medical equipment, space travel, and communications equipment.

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