BFC237045104

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Film capacitors are a type of capacitor that is less temperature sensitive than many other dielectrics. BFC237045104 is a commercial film capacitor that makes use of polyester film dielectric for better stability and temperature resistance. It is commonly used in various applications, from medical electronics to power management functions. This article will discuss the application field and working principle of BFC237045104.

Application Field
BFC237045104 is a polyester film capacitor that is used mainly in consumer electronics products such as TVs, radios, audio systems, and computers. It is also used in power factor correction applications, such as uninterruptible power supplies (UPSs). In some industrial applications, it is used as a frequency changer in variable speed drives. Additionally, it is also found in lighting systems, high power radio transmitters, ultra-high frequency (UHF) communications systems, signal filtering, and circuits for harsh and industrial environments. Due to its high stability and temperature resistance, it is widely used in medical electronics equipment.

Working Principle
Electric current is generated in a capacitor when a voltage is applied across it. The capacitors are made of two conducting plates with an insulating material between them. When a voltage is applied, the insulating material between the two plates adds electrical field strength. This increased electric field results in movement of electrons in the space between the two plates, and an electrical current is generated. The amount of charge stored on the capacitor is determined by the electrical field strength and size of the capacitor plates. The dielectric constant of the material between the plates is also an important factor in determining the capacitance of the capacitor.

For BFC237045104, polyester film is used as the dielectric material. The polyester film has a high dielectric constant, which helps keep the capacitance of the capacitor fairly constant even when the temperature changes. This makes polyester film capacitors better suited for applications which require a consistent capacitance as temperatures vary. Additionally, the film also offers excellent frequency characteristics, making them ideal for use in high-frequency applications, such as those found in consumer electronics.

The BFC237045104 is a trademarked type of film capacitor by the Nover Corporation. It is a 5mm pitch, through-hole style, leaded capacitor. The package style is 14mm x 23mm and it can store up to 1,000 microfarads of capacitance. The package also features a safety terminal to prevent accidental contact with the exposed contacts. The BFC237045104 operates in temperatures ranging from -55°C to +105°C. Its temperature coefficient rating is + 125 ± 35 ppm/°C and its insulation resistance is rated at 1000MΩmin.

In conclusion, the BFC237045104 is a commercial polyester film capacitor that is widely used in consumer electronics, medical electronics and power factor correction applications. It features a stable capacitance over a wide temperature range, high insulation resistance and excellent frequency characteristics, making it ideal for high-frequency applications. The package design also includes a safety terminal to avoid accidental contact.

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