226KFM400MQU

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.866" (22.00mm)
Size / Dimension:	0.630" Dia (16.00mm)
Lead Spacing:	0.295" (7.50mm)
Ripple Current @ High Frequency:	430mA @ 100kHz
Ripple Current @ Low Frequency:	215mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	KFM
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	10000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	15.0715 Ohm @ 120Hz
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	22µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

An aluminum electrolytic capacitor, sometimes called an electrolytic capacitor, or simply an aluminum capacitor, is a type of electrical capacitor based on aluminum foil and an electrolyte which acts as a medium to allow current to flow through a set of opposed electrodes, forming a rectangular storage device that can hold a voltage for a limited amount of time. Aluminum electrolytic capacitors are used in electrical circuits for power supplies, audio and other equipment where high-frequency, high-voltage capabilities are required. Unlike a paper-wound capacitor, which is a bundle of paper and metal foil, an aluminum electrolytic capacitor consists of an oxide-coated aluminum foil, often referred to as the anode, and a solid electrolyte, called the cathode. When voltage is applied to the capacitor, current flows from the anode to the electrolyte and back to the anode. This process creates an electric field between the opposing plates. A small electronic charge then accumulates in the anode and builds up until the electric field is strong enough to force the ions from the electrolyte to form a solid metal oxide on the surface of the anode. This process is called polarization.The 226KFM400MQU aluminum electrolytic capacitors are most commonly used in audio and digital applications. They are made with extended life and maximum capacitance ratings, and have higher capacitance per unit volume than conventional aluminum electrolytic capacitors. This makes them ideal for applications with intermittent high-frequency switching and surge circuits. They also offer greater stability and reliability for applications where performance must be maintained for long periods of time.The 226KFM400MQU aluminum electrolytic capacitors are designed to be a precision component, and have a low leakage current and low equivalent series resistance (ESR). They feature a temperature coefficient of capacitance that is lower than conventional capacitors, and they are also highly reliable. The capacitance variation is minimal over a wide temperature range, making them an ideal choice for applications requiring long operational life in extreme operating conditions.In addition, these aluminum electrolytic capacitors have a high dielectric strength and are highly resistant to failure when subjected to voltage or current fluctuations. They can also handle a wide range of AC and DC frequencies. They also offer excellent cleaning, mounting, and lamination.The working principle of the 226KFM400MQU aluminum electrolytic capacitors is based on the fact that an electric field creates an unequal distribution of charges across a dielectric medium. The electric field creates an attraction between the positive and negative charged portions of the capacitor, and the positive and negative charges move freely within this static electric field. The electric field also causes the displacement of electrons, which interacts to create the storage of energy. This stored energy is then released as current when the electric field is activated.In summary, the 226KFM400MQU aluminum electrolytic capacitors offer high performance and reliability in a wide variety of applications. They are designed to be a precision component to provide long-term reliability and performance in extreme operating conditions. Additionally, they offer a high dielectric strength, low equivalent series resistance, and low leakage current while maintaining their capacitance over a wide temperature range.

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