MEXY2A274K

Operating Temperature:	-40°C ~ 100°C
Features:	--
Ratings:	X2, Y2
Applications:	EMI, RFI Suppression
Lead Spacing:	0.591" (15.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.709" (18.00mm)
Size / Dimension:	0.689" L x 0.374" W (17.50mm x 9.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MEXY
Dielectric Material:	Polyester, Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	275V
Tolerance:	±10%
Capacitance:	0.27µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors: MEXY2A274K Application Field and Working Principle

Film capacitors are one of the most commonly used capacitors in a wide range of practical applications. Specifically, the MEXY2A274K film capacitor is the ideal solution for a variety of power applications due to its low equivalent series resistance (ESR) and high ripple current.Film capacitors are constructed from various types of plastic films. These films are usually polypropylene-based, and they can have additive metals such as nickel or aluminum to improve the mechanical strength and electrical conductivity. A metal layer may be applied to the outside of the film to create a nearby conducting surface. Other layers may be added for insulation, overload protection, and moisture protection. These layers are then rolled up and surrounded by a conducting sleeve that extended the length of the pin, typically made of steel or copper. The result is a cylindrical case structure that is much smaller in size and weight compared to most other capacitor types, and it can easily be used in a range of highly efficient, compact designs.The MEXY2A274K is a film capacitor specifically designed for use in switched-mode power supplies and filtering applications. It is a non-polarized capacitor with an operating voltage of up to 500 V and a temperature range of -40°C to 85°C. Its rated capacitance is 2.7uF, and its construction material features a metallized polypropylene dielectric and self-healing properties.The MEXY2A274K is ideal for applications such as motor control, power supplies, audio/video equipment, and consumer electronics. By minimizing ESR, this type of capacitor can help to reduce noise, heating, and switching loss. In addition, it has excellent frequency characteristics and can provide a high level of stability and reliability.The basic working principle of a film capacitor is relatively simple. When a voltage is applied across it, the electric field created across the dielectric causes the positive and negative charges to accumulate at the oppositely charged plates. This creates a potential difference between the plates. When the voltage across the capacitor reaches a certain point, the accumulated charge is discharged, allowing current to flow out of the capacitor.In conclusion, the MEXY2A274K film capacitor is an ideal choice for power applications due to its low ESR, high ripple current, and small form factor. This type of capacitor has a wide range of applications and is capable of providing high levels of stability and reliability. Its working principle also helps to make it one of the most efficient and powerful capacitor designs available.

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