MPXB185K305H

Operating Temperature:	-40°C ~ 110°C
Features:	--
Ratings:	X2
Applications:	EMI, RFI Suppression
Lead Spacing:	1.083" (27.50mm)
Termination:	PC Pins
Height - Seated (Max):	1.319" (33.50mm)
Size / Dimension:	1.260" L x 0.709" W (32.00mm x 18.00mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MPX
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	305V
Tolerance:	±10%
Capacitance:	1.8µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors are a type of capacitor with a type of electrical insulation on the metal end caps of the capacitor. KEMET’s MPXB185K305H is a type of disc film capacitor that is used in a variety of applications and functions. This type of capacitor offers excellent performance, long life, high capacitance densities, and superior temperature characteristics.

Application Fields of MPXB185K305H

The MPXB185K305H is used in multiple markets including automotive, HVAC, industrial, and consumer electronics. It can be used as a filter capacitor, snubber capacitor, energy storing capacitor, and in many more applications. The capacitor is perfect for applications that require a reliable supply of energy, like for control circuits and motor drives. It is also excellent for filter circuits, power electronics, and lighting systems, due to its ability to withstand extremely high voltage and high temperature. The flexibility of this capacitor makes it well-suited to a range of applications.

Working Principle of MPXB185K305H

The MPXB185K305H is composed of a non-inductive metallized polyester film dielectric with a nickel-chrome termination. The construction of the capacitor keeps the capacitance at a stable level and the capacitor is constructed to withstand higher temperatures. The capacitance of the dielectric layer is determined by the thickness of the layer and the extension of the dielectric material. A higher capacitance is achieved with a thicker dielectric layer and a higher dielectric constant. The dielectric material and construction of the metal end caps form the capacitor and determines its capacitance, voltage rating, and current rating. Additionally, the capacitance of a capacitor is affected by its operating temperature. When the temperature is increased, the capacitance decreases and vice versa. The MPXB185K305H is designed to operate at temperatures up to 125°C.

Conclusion

The MPXB185K305H is a disc film capacitor that can be used in a variety of applications due to its excellent performance and temperature characteristics. The capacitor is composed of a non-inductive metallized polyester film dielectric with Nickel-Chrome termination and it is designed to withstand high temperatures. The working principle of the MPXB185K305H is based on the capacitance of the dielectric layer, the extension of the dielectric material and the construction of the metal end caps. The capacitor can be used for control circuits, motor drives, filter circuits, power electronics, and lighting systems. The flexibility of the capacitor makes it suitable for many different applications.

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