MKP386M418250JT6

ESR (Equivalent Series Resistance):	11 mOhms
Features:	Low ESR
Ratings:	--
Applications:	Snubber
Lead Spacing:	0.433" (11.00mm)
Termination:	Screw Terminals
Height - Seated (Max):	1.496" (38.00mm)
Size / Dimension:	1.732" L x 0.866" W (44.00mm x 22.00mm)
Package / Case:	Rectangular Box
Mounting Type:	Chassis Mount
Operating Temperature:	-55°C ~ 105°C
Series:	MKP386M
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	2500V (2.5kV)
Voltage Rating - AC:	800V
Tolerance:	±5%
Capacitance:	0.18µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

A film capacitor is an electrical component with two electrical connections that uses a dielectric film to maintain a separation between the plates. Film capacitors are used in a wide range of applications, from noise filtration in consumer electronics to power conditioning in transmission and distribution networks. The MKP386M418250JT6 film capacitor is one of the most common film capacitor designs, often used in power electronics over the voltage range of 400 volts or more.

Types of Film Capacitors

Film capacitors can be classified into two types: metallized film capacitors and non-metallized film capacitors. Metallized film capacitors are capacitors with thin metal films that are deposited on a polyester, polypropylene, or Teflon dielectric film. Non-metallized film capacitors use a dielectric film laminated between two thin metal plates. Each type of film capacitor has its own advantages and disadvantages.

MKP386M418250JT6 Application Field and Working Principle

The MKP386M418250JT6 film capacitor is commonly used in power electronics over the voltage range of 400 volts or more. It is often used in power supplies, motor drives, and inverters. The MKP386M418250JT6 film capacitor has low capacitance, high withstand voltage, and low ESR (Equivalent Series Resistance).The working principle of the MKP386M418250JT6 capacitor is relatively simple. When an alternating voltage is applied, the capacitor plates will develop an electric field that opposes the applied voltage, thus creating a capacitive reactance that limits the flow of current. The dielectric material between the plates provides an insulation that prevents the electric field from dissipating. This results in a certain amount of energy being stored in the capacitor, allowing it to act as an electrical filter, reducing the ripple current and regulating the output.

Benefits of Film Capacitors

Film capacitors have many unique properties that make them ideal for many applications. One of the main advantages of film capacitors is their long life. This is due to the construction of the electrodes, which are made of a film material that can withstand long-term exposure to high voltage. Additionally, film capacitors are highly reliable, with a standard deviation of less than 5% for their applied voltages. This allows them to provide consistent electrical performance over time.The low leakage current of film capacitors also makes them ideal for high power applications. Leakage current is a measure of the amount of current that is allowed to pass through the capacitor, and it is particularly important for high-voltage applications. Because film capacitors have a low leakage current, they can be used in high power applications that require precise current regulation.Finally, film capacitors offer excellent temperature stability, with a temperature coefficient of either ‐25mV/°C or ‐50mV/°C. This allows them to maintain their performance even under high temperature environments, and ensures the highest possible performance in all conditions.

Conclusion

The MKP386M418250JT6 film capacitor is one of the most common film capacitor designs and is used in power electronics over the voltage range of 400 volts or more. Its low capacitance, high withstand voltage, and low ESR make it ideal for a wide range of applications. Additionally, film capacitors offer excellent long-term reliability, low leakage current, and superior temperature stability, making them ideal for high power and precision applications.

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