Operating Temperature:	-55°C ~ 105°C
Features:	Long Life
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.300" (7.62mm)
Termination:	PC Pins
Height - Seated (Max):	0.256" (6.50mm)
Size / Dimension:	0.394" L x 0.098" W (10.00mm x 2.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKT371
Dielectric Material:	Polyester, Metallized
Voltage Rating - DC:	100V
Voltage Rating - AC:	63V
Tolerance:	±10%
Capacitance:	0.018µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

BFC237125183 Application Field And Working Principle

Film capacitors are used for many different functions, ranging from energy storage to filtering and signal conditioning. The BFC237125183 model is a high-performance film-dielectric capacitor from the BFC series, which offers excellent performance in power, high frequency, temperature, and frequency stability applications. This article discusses the application field and working principle of the BFC237125183 film capacitor.

Application Field

The BFC237125183 film capacitor is suitable for power and high-frequency signal coupling, power supply energy storage, TV signal processing, audio signal conditioning, and filter applications. It is an ideal choice for high-precision instrumentation and automation control systems. It can also be used in a variety of potentially hostile operating environments, such as high vibration, high temperatures, or EMC.

Working Principle

The BFC237125183 film capacitor is constructed to provide superior performance in energy storage and signal processing. It consists of a ceramic body with multiple layers of thin plastic film sandwiched between two electrodes. The plastic films form the dielectric layer, which allows for charge to accumulate between the electrodes. The dielectric layer is designed to be non-polarized and prevents current leakage and energy loss. The capacitor also features a low ESR (Equivalent Series Resistance) that ensures efficient power and signal transfer.When a voltage is applied across the capacitor’s leads, an electric field is established between the electrodes, which causes electrons to move from one electrode to the other. These electrons create a separation of charge between the electrodes, forming an electrical storage device. The amount of charge stored in a capacitor is determined by its capacitance, which is a function of the dielectric’s thickness, area, and permittivity.

Conclusion

The BFC237125183 film capacitor is unique for its combination of high performance and robust reliability. It is highly suitable for use in applications ranging from energy storage to signal conditioning. The capacitor has a low ESR and is designed to withstand challenging environmental conditions. With its multiple layers of high-quality plastic film, the BFC237125183 film capacitor is optimally designed to provide enhanced performance and long-term stability.

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