220USC220MEFC20X25

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.063" (27.00mm)
Size / Dimension:	0.787" Dia (20.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	1.845A @ 10kHz
Ripple Current @ Low Frequency:	1.23A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	USC
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	3000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	220V
Tolerance:	±20%
Capacitance:	220µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Aluminum electrolytic capacitors are a subtype of electrochemical capacitors that are widely used in almost all applications requiring a large capacitance. The working principle behind aluminum electrolytic capacitors is based on the principles of Faraday’s law of induction, which states that when a conductor (such as aluminum) is placed in an electric field, a current will be produced. The current will then cause a charge to build up on the surface of the aluminum, causing a voltage potential difference to form between the two points (the negative and positive terminals). This voltage potential difference can then be utilized by connecting an external circuit between the two terminals to produce electronic signals.

220USC220MEFC20X25 Application Field and Working Principle

The 220USC220MEFC20X25 is a specialized aluminum electrolytic capacitor designed for high frequency applications due to its extremely low equivalent series resistance (ESR) and high self-healing capability. To ensure superior high frequency performance, the advanced construction of the 220USC220MEFC20X25 uses high purity aluminum foils and conductive polymer as its conductive media. Making use of Faraday’s law of induction, the 220USC220MEFC20X25 leverages the generated current to build up the required voltage potential difference between the two terminals, allowing the capacitor to be used in high frequency applications such as RF systems. Unlike standard electrolytic capacitors, the 220USC220MEFC20X25 utilizes an electrochemically-formed layer in the dielectric material to lower its ESR. This layer increases the capacitance and reduces the effects of heat and noise on the capacitance. This improves the reliability and longevity of the capacitor, making it ideal for applications that demand extremely high stability and low ripple. Due to its superior capabilities and high frequency performance, the 220USC220MEFC20X25 is the perfect choice for a wide range of applications including automotive, LED lighting, broadcast TV, telecom, and industrial equipment.

Conclusion

The 220USC220MEFC20X25 is a specialized aluminum electrolytic capacitor designed for high frequency applications due to its extremely low equivalent series resistance (ESR) and high self-healing capability. The advanced construction of the 220USC220MEFC20X25 utilizes high purity aluminum foils and conductive polymer as its conductive media, while its electrochemically-formed dielectric layer increases its capacitance while reducing the effects of heat and noise. This makes it the perfect choice for a wide range of applications including automotive, LED lighting, broadcast TV, telecom, and industrial equipment.

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