B32653A8472K000

Operating Temperature:	-55°C ~ 100°C
Features:	--
Ratings:	--
Applications:	DC Link, DC Filtering; High Pulse, DV/DT
Lead Spacing:	0.886" (22.50mm)
Termination:	PC Pins
Height - Seated (Max):	0.650" (16.50mm)
Size / Dimension:	1.043" L x 0.335" W (26.50mm x 8.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	B32653
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	2000V (2kV)
Voltage Rating - AC:	1000V (1kV)
Tolerance:	±10%
Capacitance:	4700pF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Film capacitors, also known as film dielectrics, are a class of electrical components used in both consumer electronics and industrial applications. They are made from thin slices of polypropylene or polyester film that are wound with a metal foil strip in order to create a capacitor with a higher performance than its ceramic, mica, or electrolytic counterparts. The B32653A8472K000 is a film capacitor used in a variety of different applications, from power supply stability to television filters. In this article, we will explore the B32653A8472K000’s application field and working principle.

Application Field

Film capacitors are widely used across different industries due to the outstanding performance they are capable of providing. The B32653A8472K000 is often used in automotive, industrial, and audio applications. Its main usage is in power supply stability, as its low self-inductance makes it ideal for voltage regulation. Additionally, the B32653A8472K000 is also used in television sets, as it is capable of filtering out excessively high-frequency signals. Finally, due to its excellent operating temperature range, the B32653A8472K000 is commonly used in audio systems to ensure audio clarity.

Working Principle

Film capacitors work on a very simple principle. Inside the capacitor, there is a thin insulating dielectric film made of either polypropylene or polyester. This film is housed between two electrodes, or metal surfaces. When a voltage is connected to the capacitor, an electric field is created within the dielectric, which causes electrons from the metal surfaces to move. These electrons will form opposite charges on the two surfaces, creating an electrical field that is used to store energy. The process of storing energy depends heavily on the thickness of the dielectric film used in the capacitor. Thin films will create strong electric fields, while thick films create weaker electric fields. This is why film capacitors are often used in place of ceramic or electrolytic capacitors in high-voltage applications, as thinner dielectric films have higher working voltages.Film capacitors also differ from other capacitor types in that they have very low self-inductance. This is due to their construction, as the metal foils of the capacitor are wound in a spiral fashion. This means that the two poles of the capacitor experience very little mutual inductance due to their spiral arrangement, resulting in a much lower self-inductance. This makes film capacitors ideal for applications such as voltage regulation, as the self-inductance has a much lower capacity to create unwanted current oscillations.

Conclusion

The B32653A8472K000 is a film capacitor that is used in a variety of applications. Its main benefits come from its construction, as thin dielectric films create strong electric fields and low self-inductance results in current stability. These qualities make it a suitable choice for automotive, industrial, and audio applications, as well as for voltage regulation and television filters. With its excellent performance, the B32653A8472K000 is a reliable choice for many different purposes.

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