BFC238550272

Operating Temperature:	-55°C ~ 110°C
Features:	--
Ratings:	--
Applications:	DC Link, DC Filtering; High Frequency, Switching; High Pulse, DV/DT
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:	MKP385
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	1600V (1.6kV)
Voltage Rating - AC:	550V
Tolerance:	±5%
Capacitance:	2700pF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors: BFC238550272 application field and working principle

Film capacitors owe their existence to the discovery of dielectric films. A dielectric film is a thin layer of electrically insulating material, typically composed of synthetic polymers such as Mylar, PEN, or PET. These materials are sandwiched between two conductive electrodes, and when a voltage is applied an electric field forms. This electric field generates a gradient, which increases capacitance and leads to the storage of electrical charge on the film layer. Film capacitors offer several advantages over other capacitor types. Firstly, they maintain a very stable capacitance over temperature change, making them ideal for precision applications such as audio equipment, photography equipment, and medical devices. Additionally, their low series resistance and low noise characteristics make them ideal for high frequency applications. The most common type of film capacitor is the BFC238550272.The BFC238550272 is a two-layer, high-value polymer film capacitor. It is designed for applications where the operating voltage exceeds 500Vrms. It has a 500Vrms rating per layer and a maximum operating temperature of 105° C. One of its most useful features is its self-healing property, which makes it resistant to voltage overstresses and makes it an ideal choice for DC link applications. In terms of its working principle, the BFC238550272 works by using the dielectric principle, which states that the force between two charged particles is proportional to the permittivity of the material between them. The capacitor is essentially two conducting plates separated by the dielectric film. When a voltage is applied to the plates, the electric field generated causes the charges on the plates to attract opposite charges across the dielectric film. This electric field creates an electrostatic gradient which results in a capacitance value.The BFC238550272 has many applications in a wide variety of industries. It is commonly used in DC link capacitors for PV inverters, electric vehicles, UPS systems, wind turbines and electrical storage systems. Additionally, it is used for frequency conversion and in audio equipment.In conclusion, the BFC238550272 is a high-value, self-healing, two-layer polymer film capacitor. It offers excellent temperature stability, low series resistance and low noise characteristics, making it ideal for use in critical applications such as PV inverters, electric vehicles, UPS systems, wind turbines and electrical storage systems. Additionally, it is particularly suitable for use in audio equipment.

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