SMQ200VS102M22X45T2

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.772" (45.00mm)
Size / Dimension:	0.866" Dia (22.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	4.875A @ 50kHz
Ripple Current @ Low Frequency:	3.25A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	SMQ
Operating Temperature:	-25°C ~ 85°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	249 mOhm @ 120Hz
Voltage - Rated:	200V
Tolerance:	±20%
Capacitance:	1000µF
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tray

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Aluminum Electrolytic Capacitors: SMQ200VS102M22X45T2 Application Field and Working Principle

Aluminum electrolytic capacitors are an important type of energy storage device frequently used in High Frequency and High Voltage applications. SMQ200VS102M22X45T2 (SMQ) capacitors are aluminum electrolytic capacitors with a maximum capacitance of 200V, 1020 F and a tolerance of +/-22%. They are constructed with two metal plates covered with an oxide layer. The oxide layer acts as an insulator, allowing for a high voltage rating and an increased capacitance. The SMQ capacitor is used to help smooth out power supply noise and act as a filter for AC signals.The working principle of an aluminum electrolytic capacitor is simple, yet effective. The two metal plates are covered with a thin oxide sheet, which acts as the dielectric material. When connecting the capacitor to a voltage source, a current is generated and charges the two plates. The electrodes begin to vary in voltage, thus allowing for the flow of electric current through the dielectric material. This process is called capacitance. The amount of charge that can be stored in an electrolytic capacitor is proportional to the surface area of the plates and the thickness of the dielectric layer.Due to their high capacitance values, SMQ capacitors are often used in filtering and energy storage applications. In consumer electronic devices, they are used to help ensure smooth power delivery and filter AC signals. In RF applications, they are used as impedance transformers to increase the signal frequency. They are also commonly found in automotive, industrial, and medical devices as electronic components.The most common applications for SMQ capacitors are in power supplies, audio amplifiers, DC/DC converters, and motor control circuits. In these applications, the capacitor helps reduce noise and ripple in power supply circuits, helping to protect sensitive electronic components from damage.Other than for power supply smoothing and filtering applications, SMQ capacitors are also used for DC blocking, RF matching and signal cross-coupling. In DC blocking applications, the capacitor acts as an active component, blocking low-frequency AC signals. In RF matching applications the capacitor is often used in antenna and transmitter circuits to ensure maximum signal transfer efficiency. Finally, signal cross-coupling applications involve connecting two capacitors in series and using the resulting voltage differentiation to cross-couple signals.The SMQ capacitor has several advantages over other capacitor types. It has a low ESR value, meaning it can more easily pass high frequency signals than other types of capacitors. It also has a very high dielectric strength, allowing it to withstand very high voltages without damage. It can also operate in extreme temperatures, making it ideal for use in high temperature applications. Furthermore, SMQ capacitors are also widely available, relatively inexpensive, and come in a variety of capacitance values.In conclusion, SMQ capacitors are an important and popular type of aluminum electrolytic capacitor. They are ideal for applications requiring a high capacitor value, a low ESR, and a high dielectric strength. They are widely used in power supplies, audio amplifiers, DC/DC converters, motor control circuits, RF matching, and signal cross-coupling. They are also easy to find, affordable, and come in a variety of capacitance values.

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