BFC236643683

Operating Temperature:	-55°C ~ 105°C
Features:	--
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.295" (7.50mm)
Termination:	PC Pins
Height - Seated (Max):	0.630" (16.00mm)
Size / Dimension:	0.394" L x 0.177" W (10.00mm x 4.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKT366
Dielectric Material:	Polyester, Metallized
Voltage Rating - DC:	250V
Voltage Rating - AC:	160V
Tolerance:	±10%
Capacitance:	0.068µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Introduction

Film capacitors, also known as film dielectric capacitors, are non-polarized electrostatic capacitors. They are characterized by very large values of capacitance compared to other capacitor types for the same volume. Film capacitors are used in a wide range of applications, from high voltage DC blocking and RF bypassing to coupling and timing circuits. The BFC236643683 is a good example of a film capacitor that is suitable for many of these applications.

Structure and Material

The BFC236643683 film capacitor consists of two electrodes, one of which is made of aluminium foil and the other made of polyester -polyethylene (PET) covered with aluminium. The two electrodes are separated by a thin insulation material, which is an extremely thin plastic film layer, such as polyethylene terephthalate (PET) or polypropylene (PP). The thickness of this insulation layer is usually around 0.007mm, and it is the reason why the capacitor\'s value is so high. The electrodes are wound onto a bobbin, sometimes made of paper or plastic, and the bobbin is then filled with a dielectric material such as polypropylene film, polystyrene film, polyester film, or polyimide film. This process is called “impregnating”, and it ensures that the dielectric material is evenly distributed in the bobbin. The dielectric material creates a barrier between the electrodes to prevent arcing.

Application Field and Working Principle

The BFC236643683 film capacitor is mainly used in audio systems, where it is effective at controlling noise distortion and matching impedance. It is also used in other applications such as energy storage and power supplies. It is a robust and reliable element, made from high quality materials. The way the BFC236643683 film capacitor works is as follows: an electric current is applied to the electrodes, creating an electrostatic field between them. This field attracts and repels electrons, thus creating a charge on the capacitance. This charge will remain on the capacitor until the current is removed, as the capacitor is non-polarized. The capacitance value of the BFC236643683 is determined by two parameters: the area of the electrodes and the distance between them. Increasing the area of the electrodes will increase the capacitance, while increasing the distance between them will decrease the capacitance.

Conclusion

The BFC236643683 film capacitor is a robust and reliable non-polarized capacitance element. It is characterized by very high values of capacitance in comparison to other capacitance elements of the same volume, and is often used in audio systems, energy storage, and power supply applications. The way it works is that an electric current is applied to the electrodes, creating an electrostatic field between them, thus creating a charge on the capacitance. The capacitance value of this film capacitor is determined by the area of the electrodes and the distance between them.

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