SN221M010ST

Operating Temperature:	-40°C ~ 85°C
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.630" (16.00mm)
Size / Dimension:	0.394" Dia (10.00mm)
Lead Spacing:	0.197" (5.00mm)
Ripple Current @ Low Frequency:	255mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Polarization:	Bi-Polar
Series:	SN
Lifetime @ Temp.:	1000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	1.21 Ohm @ 120Hz
Voltage - Rated:	10V
Tolerance:	±20%
Capacitance:	220µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors
An aluminum electrolytic capacitor is a type of capacitor with an electrolyte, which consists of a metal foil with metal oxide layers on both sides. The oxide layer serves as the dielectric for the capacitor, while the electrolyte serves as an ionic conductor between the two metals. These capacitors are widely used in consumer electronics and industrial applications for their high-density and low-resistance characteristics. The SN221M010ST is an aluminum electrolytic capacitor that has a wide variety of applications.Applications of the SN221M010ST aluminum electrolytic capacitor
The SN221M010ST capacitor is used to provide higher energy density in polarized DC-link applications, such as in medical, communications, automotive, and industrial applications. These capacitors are also frequently used in switching power supplies, voltage doublers, charge-pumps, and other applications where their high capacitance and voltage rating make them an ideal choice. Additionally, the high ripple current capability of the SN221M010ST makes it ideal for applications that require large currents over short periods of time.Working Principle of the SN221M010ST aluminum electrolytic capacitor
The SN221M010ST aluminum electrolytic capacitor works on the principle of electrical double layer capacitance. In this type of capacitor, two metal surfaces are separated by a thin dielectric layer which consists of metal oxide. The dielectric layer is used to separate the two metal plates, one of which is the anode and the other is the cathode. When a voltage is applied, the electric field created by the voltage causes positive ions to be drawn to the cathode and negative ions to be attracted to the anode. This creates an electric double layer between the two metal plates where the positive and negative charges are separated. This separation of charge allows the capacitor to store electrical energy, which can then be released when the voltage across the capacitor is changed. Conclusion
The SN221M010ST aluminum electrolytic capacitor is a widely used device in a variety of applications. It has a high capacitance and voltage rating and is also capable of withstanding high ripple currents. The working principle of the SN221M010ST capacitor is based on the phenomenon of electrical double layer capacitance, where the metal plates of the capacitor are separated by a thin metal oxide dielectric layer. This separation of charge causes the capacitor to store electrical energy, making it an ideal choice for applications requiring high capacitance and voltage ratings.

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