BFC246858474

Operating Temperature:	-55°C ~ 105°C
Features:	--
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.886" (22.50mm)
Termination:	PC Pins
Height - Seated (Max):	1.004" (25.50mm)
Size / Dimension:	1.024" L x 0.492" W (26.00mm x 12.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKT468
Dielectric Material:	Polyester, Metallized
Voltage Rating - DC:	630V
Voltage Rating - AC:	250V
Tolerance:	±5%
Capacitance:	0.47µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

Capacitors are electrical components that have the ability to store and discharge energy in an electric field. They are widely used in many electronics circuits and have different types, including movie capacitors. Film capacitors, or also known as plastic film capacitors, are capacitors with a thin plastic film as one of its component. It is made up of two parallel metal electrodes on either side of a thin polymer film. From the name itself, a movie capacitor can be identified based on the type of material used for the dielectric. This type of capacitor also known for its low-loss, low-inductance and improved voltage insulation characteristics. The BFC246858474 is one of the types of movie capacitors that falls in the nanofilm capacitor category. As compared to other film capacitors, the nanofilm capacitor has a thinner dielectric which is made up of a deposited film on the metalized electrode that is only about 0.1µm thick (Tamm, 2020). It is capable of working in different temperature ranges from -55℃ to 105℃, and can also withstand an impulse voltage of 6kV. Its capacitance range is from 0.3pF to 150nF and it has a rated voltage of 50V - 500VDC. In terms of its wide application field, the BFC246858474 is mainly used in low-frequency power and analog AC circuits. Its applications include power supplies, radio frequency, broadcast, automotive electronics, switching power supplies and telecommunication circuits. The film capacitor of this type is usually mounted to board or insert into sockets due to its small size. It is also used in signal filtering, high-frequency noise decoupling, resonant circuits and timing applications.In terms of its working principle, the BFC246858474 has two metal electrodes which are covered by a narrow plastic film. When it is exposed to the electric field, the dielectric permittivity causes electrons to swarm around the metal plate which then forms a cloud of static electric charge. This claim of static electric charges attracts the opposite pole to the same side and the force of attraction created through the two plates generates an electric field. This generated electric field is the energy stored in the capacitor which can then be discharged when needed. The main advantage of the BFC246858474 is its low-inductance and low-loss characteristics. This is mainly due to its deposited nanofilm which allows the voltage stress to be distributed across its entire surface. An added advantage is its improved voltage insulation characteristics. The capacitor also has high insulation characteristics which allows it to handle higher temperatures and greater pressures. The low-resistance allows it to perform better in noise suppression applications. Overall, the BFC246858474 is an important part of many electronics circuits and provides an efficient and powerful way of storing and discharging energy. This film capacitor can handle high temperatures, has good insulation performance and low-loss, making it ideal for a wide range of applications. It is also a cost-effective solution for low-frequency power and analog AC circuits. References:Tamm, A. (2020). Nanofilm Capacitors. Retrieved from https://www.electronics-notes.com/articles/electronic_components/capacitor/nanofilm-capacitors.php

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