BFC247964273

Operating Temperature:	-55°C ~ 105°C
Features:	Long Life
Ratings:	--
Applications:	High Pulse, DV/DT
Lead Spacing:	0.394" (10.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.610" (15.50mm)
Size / Dimension:	0.492" L x 0.256" W (12.50mm x 6.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKP479
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	630V
Voltage Rating - AC:	200V
Tolerance:	±5%
Capacitance:	0.027µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Article

Introduction

Film capacitors are a type of capacitor that uses exceedingly thin insulating films as its dielectric. They are widely used in numerous electronics applications due to their superior performance characteristics and have many advantages when compared to traditional capsule-style capacitors. BFC247964273, also known as a film capacitor, is unusually rectangular and is designed to be used in applications with higher voltage requirements. With a combination of high temperature coefficient, low ESR, low leakage current, and high efficiency, this capacitor is a reliable and powerful choice for many types of applications.

BFC247964273 Application Field

BFC247964273 is primarily used in high-voltage applications. Capacitors featuring this design are ideal for applications such as automotive ignition coils, high-frequency welding machines, and the production of various low-voltage signals. Due to its high temperature coefficient, this capacitor can also be used in processes involving high temperatures, such as in reflow soldering and laser welding machines.This type of capacitor is often used to filter and condition the input power to electronic boards. Power filtering applications are particularly important for preventing high-frequency EMI/RFI interference from entering the circuit, making the BFC247964273 an ideal component for this purpose.Promising excellent ESR performance, this capacitor is also suitable for power factor correction and SMPS (Switch Mode Power Supplies) applications, as it helps reduce the ripple voltage components and dissipate the electrical energy in a more efficient manner.Finally, its high efficiency and low loss characteristic make it an ideal choice for many HVAC, automotive, and industrial applications.

BFC247964273 Working Principle

A film capacitor makes use of two metal plates (electrodes) that are separated by an extremely thin dielectric layer of polymer film. When the capacitor is connected to a direct power supply, the polymer film stops the electric current from flowing directly through, creating a resistive conductor instead which serves to store and gradually discharge the electric current.One of the most crucial aspects of film capacitor design is the selection of the dielectric material. Film capacitors are classified into three categories based on the dielectric material employed: Polyester, Polypropylene, and Polycarbonate. While each type of film carries different characteristics, they all share common properties such as low leakage current, low dissipation factor, and excellent stability. The thickness of the dielectric layer has an enormous impact on the capacitance and voltage rating of the capacitor. Thin layers offer higher capacitance values while thicker layers are much more capable of handling higher voltages.The construction of the electrodes is also an integral factor in determining the performance of film capacitors. The electrode design of the BFC247964273 features vertically-stacked fingers that are connected to opposing metal plates. This unique design affords this capacitor higher capacitance values than other similar types.

Conclusion

The BFC247964273 is an incredibly versatile capacitor which is designed to be employed in high-voltage applications. Due to its narrow dimensions and superior performance, it is ideal for applications where space is limited and reliability is key such as in automotive ignition coils, power factor correction, and high-frequency welding. Its unique electrode construction also allows it to have a higher capacitance value than other comparable models, making it an ideal choice for various projects.

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