B32642B6223J

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Film capacitors, also known as plastic dielectric capacitors, are one of the most popular types of capacitors used in a wide range of electric and electronic equipment. The B32642B6223J, a metallized polyester film capacitor, is a reliable, cost-effective capacitor designed for use in power supplies, automotive electronics, and other medium-power, frequency-dependent engineering applications. In this article, we will discuss the application field and working principle of the B32642B6223J film capacitor.

Application Field

The B32642B6223J film capacitor is manufactured in a SMD (Surface-Mount Device) package and is suitable for use in low-power electronic apparatus. Common applications of this capacitor include audio and video equipment, electronic toys, power supplies, mobile phones, pulsed power applications, and automotive electronics. It is also often used in professional cameras and audio equipment, medical and military equipment, and high-efficiency lighting systems.

The B32642B6223J film capacitor features a very low failure rate and is very effective at suppressing transient voltage spikes. It is capable of withstanding extreme operating temperatures (up to 125°C) and can handle high current spikes without compromising performance. This makes the B32642B6223J well-suited for applications where reliability, performance, and cost are key.

Working Principle

Like all capacitors, the B32642B6223J film capacitor works by storing electric charge in its dielectric material when a voltage is applied across its terminals. The voltage is composed of two layers: an inner dielectric layer (consisting of the capacitor’s dielectric material) and an outer conductive layer (commonly made of metal). When a voltage is applied across the capacitor’s terminals, the electrons in the metal layer repel each other, creating an electric field between them. This electric field is then stored in the capacitor’s dielectric layer.

When electric current flows through the capacitor, an electric field is formed between the two layers. This field creates a force which, when the current is strong enough, creates an electrical charge on the dielectric layer. This charge is then stored in the capacitor for later use. The B32642B6223J film capacitor is designed specifically for electric equipment which experiences frequent current surges, as it can store a large amount of charge without significantly degrading its performance.

Conclusion

The B32642B6223J film capacitor is a reliable, cost-effective capacitor designed for use in a wide range of electrical and electronic equipment. It is capable of withstanding extreme temperatures, handling high current spikes, and maintaining a low failure rate. This makes it an ideal choice for applications where reliability, performance, and cost are all critical factors. Understanding the application field and working principle of the B32642B6223J can help engineers select the right capacitor for their design needs.

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