UVZ2C221MHD

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.457" (37.00mm)
Size / Dimension:	0.630" Dia (16.00mm)
Lead Spacing:	0.295" (7.50mm)
Ripple Current @ High Frequency:	912mA @ 10kHz
Ripple Current @ Low Frequency:	570mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UVZ
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	1000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	160V
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 essential components for a wide range of electronic equipment including consumer electronics, communication systems, industrial electronic machines, and automotive electronic systems. UVZ2C221MHD is a type of aluminum electrolytic capacitors. In this article, we will discuss the application field of UVZ2C221MHD and its working principle.

Application Field

UVZ2C221MHD aluminum electrolytic capacitors are designed for general-purpose applications. They are widely used in electric power plants and distribution systems for filtering and smoothing of DC circuits, electric motor drive circuits, lighting systems, switching power supplies and voltage regulation circuits. Apart from this, the capacitors could be used in the high-frequency circuits of communication systems and radar systems.

Working Principle

An aluminum electrolytic capacitor is composed of an anode formed by winding an oxygen-free aluminum foil with a etched layer on the surface, and a cathode made from a thin aluminum foil with the electrolyte impregnated with manganese dioxide. When the capacitor is connected to a power source, the positive charge accumulates on the anode and the negative charge accumulates on the cathode. This creates an electric field across the capacitor and allow current to flow through the capacitor, thus allowing it to store energy. The electric field strength is determined by the voltage difference between the anode and cathode, and is used to charge the capacitor up to a specific level. As the current increases, the electric field strength also increases, thus allowing more current to flow through the capacitor. This is known as the self-regulation phenomenon, which allows the capacitor to maintain a stable voltage. The capacitance is determined by the surface area of the etched anode and the thickness of the electrolyte. The capacitance can be increased by increasing the surface area, or by increasing the thickness of the electrolyte.

Summary

In summary, UVZ2C221MHD aluminum electrolytic capacitor is designed for general-purpose applications, including electric power plants, lighting systems, and communication systems. The capacitor consists of an anode and cathode made from oxygen-free aluminum foil and electrolyte, and works by creating an electric field across the capacitor which allows it to store energy. The capacitance is determined by the surface area of the etched anode and the thickness of the electrolyte.

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