MKT1817322256

Operating Temperature:	-55°C ~ 105°C
Features:	--
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.197" (5.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.315" (8.00mm)
Size / Dimension:	0.283" L x 0.138" W (7.20mm x 3.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKT1817
Dielectric Material:	Polyester, Metallized
Voltage Rating - DC:	250V
Voltage Rating - AC:	160V
Tolerance:	±20%
Capacitance:	0.022µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction:
A MKT1817322256 film capacitor is a type of electronic component used in a wide range of applications, from radio frequency interference (RFI) suppression in television and audio equipment to AC line filtering in power supplies. Film capacitors are surface mount components that are used to store energy as an electrical charge. They are commonly found in computers, musical instruments, power supplies, and communications devices.

Working Principle:
Film capacitors are typically constructed with a metalized film capable of storing charges between two conductor plates. A layer of metalized plastic film is placed between two conductor plates, and a layer of dielectric insulation material is placed between them. The dielectric material used is usually polypropylene, plasticized polyester, or polyethylene film. This arrangement allows the capacitor to hold the charge and store it until it is needed to deliver the charge. The properties of the dielectric film used enables the capacitor to achieve different capacitance values based on its thickness and number of metalized layers.

Types of Film Capacitors
There are several different types of film capacitors available, each with its own distinct characteristics and properties. These types include Radial, Axial, and Automotive Film Capacitors. Radial type capacitors are designed to be mounted horizontally on printed circuit boards. Axial type capacitors are designed to be mounted vertically on printed circuit boards, while Automotive Film Capacitors are designed to be used in vehicle applications. In addition, there are also some specialty capacitors, such as Metallized Polypropylene, Metallized Polyester, and Polyethylene Film Capacitors which are used in applications such as power supplies and filters. Each type has its own unique physical characteristics which will affect its performance in the application.

Applications:
Film capacitors are used in a variety of applications, including radio frequency interference (RFI) suppression, AC and DC power line filtering, power supply filtering, audio and video signals, and more. These components are used in consumer electronics such as televisions, audio receivers, and stereo equipment. Film capacitors are also used in computers, communication systems, and mobile phones. Film capacitors are also used in military equipment, medical devices, and aerospace electronics. In addition, they are used in telecom systems, industrial machines, and automotive electronics.

Factors to Consider when Selecting Film Capacitors:
When selecting film capacitors there are several factors to consider. These include the type of dielectric material used, capacitance, size and shape, operating temperature, voltage rating, and cost. The choice of dielectric material will affect the capacitor’s ability to store and release the charge, as well as its performance in various applications. The capacitance will determine how much charge the capacitor can store, as well as the frequency that the capacitor can operate at. Size and shape are important, as the component must fit into the PCB design. Operating temperature and voltage rating will determine the maximum amount of energy the capacitor can handle. And finally, cost is an important factor to consider when selecting film capacitors.

Conclusion:
The MKT1817322256 film capacitor is a versatile component that is used in a variety of applications. It has the ability to store and release an electrical charge and can be constructed to achieve different capacitance values. It is available in several different types, with each type having its own unique characteristics and properties. When selecting a film capacitor it is important to consider the type of dielectric material used, capacitance, size and shape, operating temperature, voltage rating, and cost.

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