B32674D4335J000

Film capacitors, or polyester capacitors, are used primarily for applications requiring high energy density and superior mechanical damping characteristics. The B32674D4335J000 film capacitor is a general-purpose polyester capacitor designed for use in various electronic applications.

Application Field

The B32674D4335J000 film capacitor is ideal for use in high-efficiency switching power supplies, high-frequency rectifier circuits, and pulse-width modulated circuits. This capacitor is also used in low-frequency ceramic filter applications, DC-to-DC converter circuits, and for signal processing in digital equipment. With its high inrush current capability, this capacitor is applicable for frequent start-up and overload applications. It also has low typical tolerances and can be used in low-drift AC circuits.

Working Principle

Film capacitors are constructed with multiple dielectric layers, the most common being polyester film (also known as PET or Mylar). They are encased in plastic canisters, with leads attached to the capacitor’s two terminals. The capacitance of this type of capacitor is determined by the thickness, surface area, and dielectric constant of the material between the two electrodes. These capacitors also exhibit low to zero leakage current, and excellent stability in varying temperatures, making them well-suited for signal conditioning and temperature sensing applications.

The B32674D4335J000 film capacitor has a DC working voltage rating of up to 200V and a peak working voltage of up to 400V. It has an operating temperature of -40°C to + 85°C, and a wide capacitance range of 4.35nF to 430nF. This broad capacitance range makes it suitable for many different applications. The capacitor also features low ESR (equivalent series resistance) and ESL (equivalent series inductance) to minimize current spikes in the circuit.

The B32674D4335J000 film capacitor also has high self-healing properties, which makes it ideal for applications that require high surge protection. These capacitors are typically used in low-impact applications such as motor controls, power semiconductor drives, and medical equipment. Additionally, these capacitors have excellent reliability and environmental protection, which makes them suitable for applications in high-humidity environments.

Overall, the B32674D4335J000 film capacitor is designed for use in a variety of applications and environments, making it a reliable and cost-effective solution for many different electronics projects. With its high energy density, superior mechanical damping characteristics, and excellent reliability, this capacitor is ideal for both AC and DC circuits. In addition, the capacitor’s low ESR and ESL minimize current spikes, which makes it ideal for frequent start-up and overload applications. By selecting the right capacitance value and voltage rating for your application, the B32674D4335J000 film capacitor can provide the performance you need at an economical price.