MKP1839315251G

Operating Temperature:	-55°C ~ 100°C
Features:	--
Ratings:	--
Applications:	DC Link, DC Filtering; High Pulse, DV/DT
Lead Spacing:	--
Termination:	PC Pins
Height - Seated (Max):	--
Size / Dimension:	0.197" Dia x 0.433" L (5.00mm x 11.00mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Series:	MKP1839
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	250V
Voltage Rating - AC:	160V
Tolerance:	±1%
Capacitance:	0.015µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Film Capacitors

Film capacitors, also known as plastic film capacitors, are components that use a thin plastic film as the dielectric medium in its construction. These film materials are available in a wide variety of thicknesses, and offer some unique properties that make them particularly attractive in certain applications. The MKP1839315251G is a film capacitor that offers the following features and advantages in its application field and working principle.

Application Field

The MKP1839315251G is typically used in industrial and consumer applications such as voltage regulation, antenna tuning, motor control, energy storage, high frequency bypassing, DC blocking, power distribution, as well as AC line filtering. In addition, they are frequently employed as an alternative to ceramic or electrolytic capacitors in various circuits, providing filtering and decoupling for electronic devices.

Working Principle

The MKP1839315251G works on the principle of storing electrical charge between two conductive plates, separated by a dielectric material. This dielectric material is typically a polyester film but other materials can also be employed. As an electrical charge is applied to the plates of the capacitor, an electric field is formed in the dielectric material that stores the charge. The dielectric material is configured in such a way that the charge remains protected from any external electrical or electromagnetic interference.When the capacitance of a film capacitor is specified, the value is given in picofarads (pF). This is because film capacitors are typically designed to be very small and have very low capacitance values, ranging from around 5 pF to as high as 10,000 pF. This means that they are ideal for handling low-voltage DC signals where high frequencies require small capacitors with high capacitance values.Another major benefit of using a film capacitor is its high insulation resistance. This is due to its thin plastic construction, which helps shield the electrical charge from external interference. This means that the capacitance values are much more consistent over a wide range of temperatures.

Advantages

Film capacitors have a number of advantages that make them well suited for various applications. Firstly, film capacitors have low losses due to their low inductance, allowing them to handle large frequency variation. This means that they are often used for high-frequency switching applications, as their low losses help reduce power consumption. Additionally, film capacitors offer very stable capacitance values over a wide range of temperatures. This makes them well suited for use in temperature sensitive applications, such as power supplies and motor controllers, where it is important to maintain a consistent capacitive response. Finally, film capacitors are also resistant to harsh external environments, making them suitable for use in outdoor applications. They can handle high temperatures, humidity, salt spray and other corrosive elements without any adverse effects.

Conclusion

The MKP1839315251G is a film capacitor that is well suited for a variety of applications. It offers advantages such as low losses, stable capacitance values over a wide range of temperatures and reliable performance in harsh environments. As a result, it is an attractive option for industrial and consumer applications that require reliable capacitors with higher capacitance values.

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