UHE0J821MPT

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.492" (12.50mm)
Size / Dimension:	0.394" Dia (10.00mm)
Lead Spacing:	0.197" (5.00mm)
Impedance:	80 mOhms
Ripple Current @ High Frequency:	865mA @ 100kHz
Ripple Current @ Low Frequency:	648.75mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UHE
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	6000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	6.3V
Tolerance:	±20%
Capacitance:	820µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors are devices that store electrical energy within an aluminum oxide film. They consist of a metalized anode (positive side) and a non-metalized cathode (negative side). Depending on the length of time needed to charge and discharge the capacitor, they may be used in a wide range of applications.The UHE0J821MPT aluminum electrolytic capacitor is a device that has a relatively long life and specific construction which makes it suitable for use in various high-voltage applications. It features an anode made of aluminum foil, a dielectric layer, and a cathode which is a metalized depolarizing sleeve or metallized cathode foil. This setup helps to ensure a low series resistance, a low ohmic contact, and better leakage current performance.When it comes to the working principle of the UHE0J821MPT aluminum electrolytic capacitor, it operates on the principle of stored electrical energy between two conductive surfaces which have a thin dielectric layer in between. In this case, the conductor is the aluminum foil and the dielectric layer is the aluminum oxide film. When voltage is applied to the device, the electrical energy is stored as a potential within the capacitor and it is then released as the voltage across the capacitor decreases.The main advantages of the UHE0J821MPT aluminum electrolytic capacitor are its long life, low series resistance, and low ohmic contact. This makes it suitable for use in many different high-voltage applications such as power supplies, electric motor control, electric vehicle inverters, recessed lighting, and more.One of the disadvantages of using an electrolytic capacitor is that its capacity is limited and it may not be suitable for all applications, especially those that require high-capacity capacitance. Additionally, the aluminum oxide film layer may start to degrade over time and eventually impair the capacitor’s performance. It is also important to note that aluminum electrolytic capacitors are polar, meaning that voltage must be applied in the proper direction for it to work properly.In conclusion, the UHE0J821MPT aluminum electrolytic capacitor is a device that features a long life and specific construction which makes it suitable for use in various high-voltage applications. It operates on the principle of stored electrical energy between two conductive surfaces which have a thin dielectric layer in between. The capacitor’s main advantages are its long life, low series resistance, and low ohmic contact, while its main disadvantages are its limited capacity and potential for degradation over time.

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