EDH226M400S9TAA

Polarization:	Polar
Package / Case:	Radial, Can - SMD
Mounting Type:	Surface Mount
Surface Mount Land Size:	0.642" L x 0.642" W (16.30mm x 16.30mm)
Height - Seated (Max):	0.689" (17.50mm)
Size / Dimension:	0.630" Dia (16.00mm)
Lead Spacing:	--
Ripple Current @ High Frequency:	106.25mA @ 10kHz
Ripple Current @ Low Frequency:	85mA @ 120Hz
Applications:	Automotive
Ratings:	AEC-Q200
Series:	EDH
Operating Temperature:	-25°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	22µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Aluminum electrolytic capacitors, or simply electrolytic capacitors, are components used widely in electric circuits and electronic equipment. These devices store energy in the form of an electrical field and are used to reduce power supply noise and to smooth out signals. They are composed of three layers: an anode, a cathode, and an electrolyte. The EDH226M400S9TAA is an aluminum-electrolytic capacitor that is highly versatile and widely used in various applications.Application FieldDue to their size, capacity, and low cost, aluminum electrolytic capacitors are used over a broad range of applications. Commonly, they are found in power supplies, surge protectors, and can even be found in motors and engines. The EDH226M400S9TAA is used in applications that require the highest performance and reliability, such as in industrial equipment, medical apparatus, military equipment, telecommunications, and in audio-visual equipment. This type of capacitor is also suitable for filtering noise and low-noise applications.Working PrincipleAn aluminum electrolytic capacitor is composed of two insulation plates, an anode and a cathode. The anode plate is made up of a thin aluminum foil, with a larger surface area to boost capacitance. The cathode plate is a similar foil covered with a layer of electrically-conductive oxide. The two plates are aligned together, and the spaces between them are filled with an electrolyte. At the anode, current flows through the oxide layer and the electrolyte, which is attracted to the negative charge of the anode plate. This creates a voltage-dependent capacitance between the two plates.When a voltage is applied to the anode, the positive charge attracts negative ions (anions) from the electrolyte solution, which causes the electrolyte to become more conductive. This increases the capacitance of the device and allows it to store more energy. The EDH226M400S9TAA has a high capacitance-voltage (CV) ratio, allowing it to store and release large amounts of energy quickly.When the voltage is taken away from the anode, the anion concentration decreases and the electrolyte becomes less conductive. This decrease in capacitance allows the device to release its energy. The EDH226M400S9TAA is designed to hold a large amount of energy in a small size and to release it quickly. It can also be cycled quickly for repeatable operation.ConclusionThe EDH226M400S9TAA is a high-performance aluminum electrolytic capacitor that offers a wide range of applications. Its high capacitance-voltage ratio allows it to store and release large amounts of energy quickly, making it suitable for applications requiring the highest performance and reliability. This type of capacitor is used in industrial equipment, medical apparatus, military equipment, telecommunications, and audio-visual equipment. With its small size and high performance, the EDH226M400S9TAA is a versatile and widely used type of capacitor.

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