BFC241944303

Operating Temperature:	-55°C ~ 85°C
Features:	--
Ratings:	--
Applications:	High Frequency, Switching
Lead Spacing:	0.394" (10.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.433" (11.00mm)
Size / Dimension:	0.492" L x 0.197" W (12.50mm x 5.00mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKP419
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	400V
Voltage Rating - AC:	125V
Tolerance:	±2%
Capacitance:	0.043µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

BFC241944303 application field and working principle

Film capacitors, or film dielectric capacitors, are a type of capacitor commonly used in electronic circuits for signal filtering and energy storage. Film capacitors are widely used in consumer electronics, medical equipment, industrial automation, and automotive industry. They are also a frequently used component in voltage regulators and signal amplifiers.Film capacitors are able to handle higher ripple current and temperature than other types of capacitors, making them a preferred choice when those parameters are important considerations. This makes them suitable for harsh environments, such as in automotive, military, and aerospace applications.The BFC241944303 is a high quality, long lasting film capacitor manufactured by Chinese manufacturer Wurthing Electronics. It is designed to provide reliable and accurate signal filtering and energy storage for a wide range of applications. This type of capacitor is available in various sizes and capacitance values, allowing for custom applications. The BFC241944303 is a three layer film capacitor, constructed of three thin layers of dielectric material. It has a robust, self-healing construction that is designed to provide maximum protection from internal arcing and withstand the high levels of current and voltage spikes encountered in a variety of applications. The construction of the capacitor is designed to minimize inductance and minimize voltage and currents losses.The BFC241944303 uses an electrostatic metal layer between the other two dielectric layers. This layer acts as an electrical shield to protect the internal elements from external EMI and leakage and to reduce the electrical noise introduced by the capacitor. It also contains a impregnated resin between the electrodes to help reduce electrical losses.The operating principle of a film capacitor is fairly simple. When a voltage is applied, electrons flow from one end of the capacitor to the other, causing dielectric polarization. The charge on the capacitor creates an electrical field between the two dielectric layers, allowing energy to be stored in the capacitor. This electrical field between the two layers stores energy until the voltage drops below its rated value, when the electrons flow to the other end of the capacitor, completing the cycle and releasing the stored energy.Film capacitors offer many advantages over ceramic and electrolytic capacitors, such as higher voltage, higher temperature, and greater shock resistance. Additionally, they offer a longer life span and better electrical performance. This makes them ideal for automotive, military, and aerospace applications.

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