420QXW22MEFR8X40

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.654" (42.00mm)
Size / Dimension:	0.315" Dia (8.00mm)
Lead Spacing:	0.138" (3.50mm)
Ripple Current @ High Frequency:	330mA @ 10kHz
Ripple Current @ Low Frequency:	220mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	QXW
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	420V
Tolerance:	±20%
Capacitance:	22µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors, or more commonly known as electrolytic capacitors, are part of an important and versatile class of capacitors. They are widely used in industrial, commercial, and consumer electronics to store and pass energy or signals. The most recognizable application is in the storage energy in energy storage device. They are also found in power supplies, audio circuits, switching circuits, and more.The 420QXW22MEFR8X40 is a specific type of aluminum electrolytic capacitor. These capacitors are typically surface mount capacitor packages that are cost effective solutions for a variety of applications. They feature a low ESR, high ripple current, and long life. In addition, they are available in various capacitance values ranging from 1μF to 820μF, making them extremely versatile. The core of the 420QXW22MEFR8X40 is constructed from two aluminum foils covered with an electrolyte. The two foils, an anode and a cathode, are separated by a separator. This creates a sandwich effect that captures the electric charge.The 420QXW22MEFR8X40 utilizes a high-quality, double-sided etching process to ensure optimal contact between the electrodes and the corresponding terminals. This process also helps increase the contact area for the terminal-to-terminal connection. In addition, the entire package is highly compact and features a hermetic sealing system that resists leakage. All of these features combined make the 420QXW22MEFR8X40 an ideal aluminum electrolytic capacitor for reliable, long-life performance.The primary application of the 420QXW22MEFR8X40 is in ripple current filter circuits and voltage regulation. The explanation for the efficiency of this function is simple. The high capacitance values make it possible for the capacitor to conduct more current than other types of capacitors. This can help reduce noise and improve the overall stability of the circuit.The working principle of the 420QXW22MEFR8X40 is fairly simple. When the voltage is applied to the capacitor, the dielectric material between the aluminum foils begins to disintegrate, allowing electrons to pass through. This allows the capacitor to store static energy that can be used when needed. When the voltage is disconnected, the dielectric material is regenerated and the accumulated energy is released. This is how the capacitor works in both directions.To summarize, the 420QXW22MEFR8X40 is a highly reliable aluminum electrolytic capacitor. It is perfect for applications that require a reliable, low ESR, and highly compact solution for energy storage and voltage regulation. The capacitor is known for its high capacitance values and long life. The core construction of the capacitor is made up of two aluminum foils, a separator, and electrolyte. The capacitor utilizes a high-quality, double-sided etching process to ensure optimal contact between the electrodes and the corresponding terminals. Finally, the capacitors’ main application is in ripple current filter circuits and voltage regulation.

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