UCP2W270MPD

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.319" (33.50mm)
Size / Dimension:	0.394" Dia (10.00mm)
Lead Spacing:	0.197" (5.00mm)
Ripple Current @ High Frequency:	450mA @ 100kHz
Ripple Current @ Low Frequency:	300mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UCP
Operating Temperature:	-25°C ~ 105°C
Lifetime @ Temp.:	10000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	450V
Tolerance:	±20%
Capacitance:	27µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors Aluminum electrolytic capacitors are the most widely used type of capacitors due to their low cost, wide range of values, and relatively long life cycle. They are electromechanical components used to store energy in an electric field, and are typically used in all kinds of electronic equipment from industrial to consumer grade. The UCP2W270MPD is a surface mount aluminum electrolytic capacitor designed to be used in surface-mount boards. It is a non-polarized capacitor and has a capacitance value of 2μF with a maximum working voltage of 20V. It has an excellent capacitive-change capability and a low equivalent series resistance (ESR).The application of UCP2W270MPD aluminum electrolytic capacitors can be divided into two categories: use in energy storage circuits and power supply filtering circuits.In the energy storage circuit, the UCP2W270MPD capacitor acts as a charge pump, storing energy and providing a flat voltage across the circuit. When the power is switched off, the capacitor almost immediately starts to discharge, providing a constant voltage to the circuit. This enables the circuit to remain active for a short amount of time when the power supply is disconnected, which is very useful for applications requiring quick power loss recovery.In power supply filtering circuits, UCP2W270MPD capacitors are usually used as the first stage of filtering, to reduce high-frequency noise or harmonics, and to reduce ripple resulting from rectification. Its ESR is lower than regular aluminum capacitors, making it more effective in this application.The working principle behind UCP2W270MPD capacitors is based on Faraday’s Law. This states that when a voltage is applied across a capacitor, an electric field is created in the dielectric material between the plates. This causes charge to be stored in the dielectric material, causing the capacitance value to increase proportionally to the applied voltage. Since the electric field does not dissipate over time, the charge stored in the capacitor can be maintained for extended periods of time, allowing the capacitor to serve as an energy storage component.In addition to this application, UCP2W270MPD capacitors also have a wide range of other uses such as signal decoupling, timing, and filtering. Thanks to their low cost, wide availability, and long life cycle, these components are widely used in many applications.

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