BFC242011103

Operating Temperature:	-55°C ~ 85°C
Features:	--
Ratings:	--
Applications:	High Frequency, Switching
Lead Spacing:	0.394" (10.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.394" (10.00mm)
Size / Dimension:	0.492" L x 0.157" W (12.50mm x 4.00mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKP420
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	630V
Voltage Rating - AC:	160V
Tolerance:	±2%
Capacitance:	0.011µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Film Capacitors

Film capacitors are a type of capacitor that has a thin dielectric material, usually plastic, as its primary insulating material. This dielectric layer is usually very thin and can act as a barrier to electric current. The film capacitor is generally composed of two separate electrodes, one of which is made of an electrically conductive metal film, and the other of a dielectric material. One side of the film is connected to the positive side of the capacitor while the other side is connected to the negative. The BFC242011103 film capacitor is a specialty, high frequency capacitor designed to provide low loss and high-frequency stability for applications requiring very effective power transmission. It is used in wireless applications such as cellular phones and broadcast towers where frequency control must be maintained for maximum results. It features a ceramic core with a metalized plastic/film dielectric for high insulation and low ESR. The case material is non-magnetic nickel-zinc plated steel.The working principle of a film capacitor is based on the fact that a dielectric material has an electric field between two conductive surfaces. When a voltage is applied to the capacitor, the electric field generated by the dielectric material stores the charge, producing an electric field between the two surfaces. This stored electric field continues to build up until the applied potential equals the dielectric field and eventually the capacitor reaches a steady-state condition.In order to maintain this steady-state condition, the dielectric of the film capacitor must be able to withstand the current applied to it, while preserving the capacitance. This condition is achieved by controlling the thickness, overlap and layer stackup of the dielectric material. The combination of these factors allows the capacitor to maintain an ideal capacitance and AC impedance that prevents high-frequency loss, and ensures that the capacitor performs efficiently.Film capacitors have numerous advantages over other type of capacitors including very low ESR, high insulation resistance, excellent frequency response, and low temperature coefficients. These properties make them perfect for use in RF applications such as high frequency cell phones, broadcast towers, and computer antennas, as well as in audio circuits for signal conditioning and filtering. They are also widely used in electronic circuits, for power management, motor drives, and power factor correction.In summary, film capacitors are a reliable and efficient type of capacitors that have many advantages. The BFC242011103 film capacitor is a niche, high-frequency device that is designed to provide low loss and stable frequency control in wireless communication applications. Its ceramic core and metalized plastic/film dielectric provides high insulation and low ESR. Its numerous benefits make it ideal for use in applications such as cellular phones and broadcast towers.

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