BFC237874473

Film Capacitors

A film capacitor is an electronic component composed of two electrodes separated by a dielectric layer of film material. Film capacitors are a type of capacitor ideal for high frequency and pulse applications and are often used in amplifiers, high frequency rectifiers, switched-mode power supplies (SMPS), and other applications with large amounts of electrical noise. The BFC237874473 is an example of a film capacitor with a specific application field and working principle.

Features and Specifications of the BFC237874473

• Temperature range -55°C to +125°C
• Rated voltage range 100Vdc to 400Vdc
• Capacitance range 0.1uF to 10uF
• Leakage current less than 0.1uA at rated voltage
• Tolerance up to +/- 10%
• High self-resonant frequency up to 1MHz

Application Field and Working Principle of the BFC237874473

The BFC237874473 is a film capacitor designed primarily for use in high-frequency SMPS applications. It is capable of operating at frequencies as high as 1MHz, making it an ideal choice for applications such as DC-DC converters, AC-DC converters, motor control circuits, and other high-frequency noise-sensitive applications. The BFC237874473 is also well-suited for use in circuits with unstable supply voltages, as it offers excellent temperature stability and is able to maintain a stable capacitance over the rated voltage range (100Vdc to 400Vdc).

The BFC237874473 utilizes a film dielectric material comprised of an aluminum oxide/polyester film. This dielectric provides excellent insulation performance and stability, as well as high self-resonant frequency and capacitance. The BFC237874473 also features low parasitic inductance, which is ideal for SMPS applications, where a low impedance value is required. Additionally, the BFC237874473 has an excellent tolerance rating of up to +/- 10%, which helps ensure a consistent output signal.

The BFC237874473 uses a rectangular core construction, which helps to reduce the size and weight of the capacitor, while still allowing for a high capacitance range. Additionally, the BFC237874473 is available in common values and package sizes. It also has a low ESR rating and excellent heat and thermal stability.

Conclusion

The BFC237874473 is a film capacitor designed for use in high-frequency SMPS applications. It has a temperature range of -55°C to +125°C, a rated voltage range of 100Vdc to 400Vdc, and an excellent capacitance range of 0.1uF to 10uF. Additionally, the BFC237874473 has an exceptional tolerance rating of up to +/- 10%, a high self-resonant frequency of up to 1MHz, low leakage current, and excellent temperature stability. Its rectangular core construction helps to reduce the size and weight of the capacitor, while still allowing for a high capacitance range.