155MMR250K

Operating Temperature:	-40°C ~ 105°C
Features:	--
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.591" (15.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.669" (17.00mm)
Size / Dimension:	0.728" L x 0.374" W (18.50mm x 9.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MMR
Dielectric Material:	Polyester, Metallized
Voltage Rating - DC:	250V
Voltage Rating - AC:	160V
Tolerance:	±10%
Capacitance:	1.5µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Film Capacitors: 155MMR250K Application Field and Working Principle

Film capacitors are a type of capacitors that are used in a wide variety of electrical and electronic applications. The 155MMR250K film capacitor is a miniature, low voltage film surface capacitor which is designed for a range of general-purpose applications. This type of capacitor is particularly well suited for providing circuit stability and energy storage in high frequency, low voltage circuits.

Construction

The 155MMR250K is a rectangular capacitors constructed from a thin plastic film, usually polyester, and two layers of metal electrodes. The dielectric is usually a polyester film which is chosen for its good electrical characteristics and high breakdown voltage. The two metal electrodes are usually made of aluminium and zinc which are chosen for their good adhesion properties and low cost. The dielectric and electrodes are encapsulated in epoxy resin for protection.

Characteristics and Applications

The 155MMR250K film capacitor has a small form factor and is capable of handling high frequency signals, making it ideal for a number of applications. It has a relatively low ESR which means that it can operate efficiently in high frequency circuits and at high temperatures. Additionally, it also has a high DC voltage rating, making it suitable for use in circuits that require low voltage applications.A common application for the 155MMR250K film capacitor is in the fields of telecommunication and radio frequency. They are used in base stations, antennas, repeaters, and amplifiers, as well as in high frequency switching circuits. These capacitors are also used in audio circuits, power supplies, and in DC-DC converters.

Working Principle

The 155MMR250K film capacitor works on the principle of electrostatic capacitance. Capacitance is the ability of two conducting plates to store energy in the form of an electric field. This is accomplished by placing a dielectric between the two conducting plates. The dielectric material, which is usually a film, is chosen for its ability to store a large amount of charge and to act as an insulator.When a voltage is applied across the two electrodes of the capacitor, an electric field is formed. This causes electrons to flow between the two electrodes, resulting in the storage of energy in the electric field. This process is known as charging and the stored energy is known as the capacitance. The amount of energy that can be stored in the capacitor depends on the size and shape of the capacitor, as well as the dielectric material used.

Conclusion

The 155MMR250K film capacitor is a miniature, low voltage film surface capacitor which is designed for a range of general-purpose applications. Its small form factor and ability to handle high frequency signals make it ideal for use in a variety of applications, such as telecommunication and radio frequency applications, audio circuits, and power supplies. Additionally, it has a relatively low ESR and a high DC voltage rating, making it suitable for use in low voltage applications. This type of capacitor works on the principle of electrostatic capacitance, in which an electric field is created when a voltage is applied to the two electrodes. This process is known as charging and the amount of energy stored in the capacitor depends on the size and dielectric material of the capacitor.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description