F1778447K2FLB0

Operating Temperature:	-55°C ~ 110°C
Features:	--
Ratings:	X2
Applications:	EMI, RFI Suppression
Lead Spacing:	0.591" (15.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.591" (15.00mm)
Size / Dimension:	0.689" L x 0.335" W (17.50mm x 8.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	F1778X2
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	630V
Voltage Rating - AC:	310V
Tolerance:	±10%
Capacitance:	0.47µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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• Film Capacitors
• F 1778447K2FLB0 application field and working principle

Film capacitors, also known as film dielectric capacitors, are passive electronic components that use either a thin polymer film or metalized film as a dielectric. Their compact size and excellent insulation capabilities make them ideal for a wide variety of applications. This article aims to provide a comprehensive overview of what film capacitors are as well as the F 1778447K2FLB0 series capacitor, its application fields and working principle. Film capacitors can be classified into three different types, based on the dielectric they use: plastic film capacitors, metal film capacitors, and ceramic film capacitors. Plastic film capacitors are the most common type and are mostly polyethylene terephthalate (PET). These capacitors are cost-effective and are used in power supplies, automotive electronics and consumer electronics. Metal film capacitors use aluminium or zinc for the dielectric and are preferred for their high ripple current capability. They are often used in pulse creating circuits, sinusoidal wave distortion circuits, and radio frequency interference (RFI) suppression. Meanwhile, ceramic film capacitors use ceramic material and are particularly stable and suitable for high-frequency applications. The F 1778447K2FLB0 is a polyester film capacitor. It is a dual section capacitor, with a capacitance of 4.7nF and a voltage rating of 250V AC. It is self-healing and provides excellent insulation properties, makes it highly suitable for applications such as signal contamination filters, DC blocking capacitors, power factor improvement, and RFI filters. Its working principle is based on the Faraday law which states that the voltage dropped across a capacitor is proportional to the rate of change of current through the capacitor. This means that when a current passes through the capacitor, a voltage will be generated across the capacitor which is proportional to the rate of change of current. In other words, the F 1778447K2FLB0 capacitor is able to store energy by generating a voltage across its two plates.The F 1778447K2FLB0 is suitable for a wide range of applications. It is commonly used in power supplies, RFI filters, and signal contamination filters. It is also useful in DC blocking capacitors, power factor improvement, and various types of high-frequency oscillator circuits. It is an important component in power supplies, generator sets, and other electronic devices, as it can help block DC currents and reduce the amount of power consumed by the device. Furthermore, its excellent insulation properties make it highly suitable for applications such as RFI filters and signal contamination filters, where they can be used to suppress any interference in the signal caused by electromagnetic radiation. In conclusion, the F 1778447K2FLB0 series capacitor is a versatile and highly reliable component. Its excellent insulation properties and its ability to store energy makes it an ideal choice for a variety of applications. It is primarily used in power supplies, RFI filters, DC blocking capacitors, and signal contamination filters, among others. Its working principle is based on Faraday’s Law, which states that the voltage dropped across a capacitor is proportional to the rate of change of current through the capacitor. The F 1778447K2FLB0 series capacitor is an important component that can help improve the performance of devices and reduce the power consumption.

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