BFC230341185

Operating Temperature:	-55°C ~ 105°C
Features:	Long Life
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.591" (15.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.500" (12.70mm)
Size / Dimension:	0.689" L x 0.311" W (17.50mm x 7.90mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKT303
Dielectric Material:	Polyester, Metallized
Voltage Rating - DC:	250V
Voltage Rating - AC:	63V
Tolerance:	±10%
Capacitance:	1.8µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors: BFC230341185 Application Field and Working Principle

Film capacitors are an important component in many electrical circuits, with the BFC230341185 being one of the most commonly used. This capacitor is used in boost, flyback, and offline switch power supplies, DC-DC converters, and snubber circuits, providing features such as low inductance, high frequency, and low ESR. Its ability to handle high current and voltage makes it suitable for all kinds of power applications.The BFC230341185 is a polypropylene film capacitor, which is known for its reliability and stability. Its construction is mainly composed of three layers. The core layer is polypropylene film with a metal foil backing on both sides. This core layer is protected by the layers of tissue paper and polyester film. The capacitor\'s terminals consist of metalized polypropylene leads, which ensure good electrical contact with the outside world.The BFC230341185 has numerous features that make it suitable for many power applications. Its low ESR (equivalent series resistance) helps with frequency response, which is vital for switched-mode power supplies and DC-DC converters. The capacitor is also equipped with an extended temperature range, allowing for better performance in high-temperature environments. Additionally, its low leakage current and low profile make it ideal for applications in tight or crowded spaces.The working principle of the BFC230341185 is based on the charge storage mechanism of capacitors. This mechanism works on the principle of charge separation. In this capacitor, the metalized foil acts as an electrode on one side and the metalized polypropylene tissue act as an electrode on the other. When a voltage is applied between these two electrodes, electrons will flow from one side to the other through the core layer of polypropylene film. This creates an electric field that stores the charge between the two electrodes and forms a dielectric which blocks any further flow of electrons. This charge will remain stored until the voltage across the electrodes is reversed or the resistance of the capacitor increases.Overall, the BFC230341185 is an excellent choice for applications that require high current or voltage, low inductance, and high frequency. Its extended temperature range and low profile make it suitable for many different types of power applications. Moreover, its low ESR and low leakage current make it an ideal choice for tight and crowded spaces. Its reliable and stable construction ensures that it can handle extreme temperatures and voltages without any issues.

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