UCY2D121MHD

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.846" (21.50mm)
Size / Dimension:	0.630" Dia (16.00mm)
Lead Spacing:	0.295" (7.50mm)
Ripple Current @ High Frequency:	1.55A @ 100kHz
Ripple Current @ Low Frequency:	775mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UCY
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	12000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	200V
Tolerance:	±20%
Capacitance:	120µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction:

Aluminum electrolytic capacitors are widely used in electrical and electronic equipment due to their low cost, high capacity, and low temperature coefficient.The UCY2D121MHD aluminum electrolytic capacitor is a large value series of high voltage capacitors that are typically used in power conversion applications.

Design and Construction:

The UCY2D121MHD aluminum electrolytic capacitor is designed to meet the high voltage and high ripple current requirements for industrial and military applications. The construction of the UCY2D121MHD capacitor uses an anodized aluminum foil as one electrode and a tantalum oxide and silver paste mixture as the other electrode. The two electrodes are separated by a Teflon dielectric layer. The capacitor is then sealed in a non-inflammable PVC case.

Applications:

The UCY2D121MHD aluminum electrolytic capacitor is designed for applications that require high voltage and high ripple current. Common applications include:

• Switching and inverter power supplies
• DC-DC converters
• Voltage step-up/step-down converters
• Power management applications
• High current dc/dc converts
• High efficiency SMPS
• Lighting ballasts
• Deflection circuits of televisions and monitors

Working Principle:

The working principle of the UCY2D121MHD aluminum electrolytic capacitor is based on the flow of current. When a voltage is applied to the capacitor, current will flow through it. This current creates an electrostatic field that attracts ions, or tiny particles of electrical charge, to the electrodes in the capacitor. These ions accumulate on the surfaces of the electrode, and this accumulation creates an electrostatic field that is responsible for storing electrical energy.

Conclusion:

The UCY2D121MHD aluminum electrolytic capacitor is a large value series of high voltage capacitors that are typically used in power conversion applications. It is designed to meet the high voltage and high ripple current requirements for industrial and military applications, and is commonly used for applications such as switching and inverter power supplies, dc-dc converters, and voltage step-up/step-down converters. The working principle of the capacitor is based on the flow of current and the buildup of ions on the electrodes, which creates an electrostatic field that is responsible for storing electrical energy.

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