UHE1H821MHD

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.476" (37.50mm)
Size / Dimension:	0.492" Dia (12.50mm)
Lead Spacing:	0.197" (5.00mm)
Impedance:	25 mOhms
Ripple Current @ High Frequency:	2.51A @ 100kHz
Ripple Current @ Low Frequency:	1.883mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UHE
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	10000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	820µF
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 a type of capacitor that utilizes an electrolyte to increase the capacitance of the component. This type of capacitor has many unique characteristics which make it desirable for a variety of applications. The UHE1H821MHD is a type of aluminum electrolytic capacitor which is specifically designed for high frequency applications. It is a snap-in design that features high-safe and low-loss characteristics and a great temperature range. It also has a high ripple current and is designed for high temperature and high vibration environments. The working principle of an aluminum electrolytic capacitor is based on Faraday’s law of electrolysis. This law states that when an electrical potential is applied across a electrolyte, molecules within the electrolyte will be forced to move towards the electrodes, creating a charge separation and thus creating the capacitive effect. The electrolytic capacitor is composed of two electrodes separated by an electrolyte. The electrolyte molecules move in response to the electric field and form a charge on the capacitor plates. The UHE1H821MHD utilizes a radial snap-in design which greatly reduces the dimensions of the capacitor while increasing its effective capacitance. This allows for better use of the space that the capacitor occupies. The capacitor\'s construction also significantly increases the amount of ripple current it is capable of withstanding, making it suitable for high frequency applications. It also features a high level of stability and reliability since its capacitance is not affected by temperature or time. The capacitance of the UHE1H821MHD ranges from 1µF to 330µF and the rated voltage is up to 25V. It has a wide operating temperature range extending up to +105°C and an extended temperature range of up to +125°C. Additionally, the component is compatible with a variety of mounting methods such as pin terminals, vertical mounting, and PCB mounting. Overall, the UHE1H821MHD is an excellent example of an aluminum electrolytic capacitor that is specifically designed for high frequency applications. Its unique design significantly improves its ripple current and temperature capabilities while decreasing its size. This makes the component well suited for a wide range of applications, including power supply, medical instruments, communications, and industrial control.

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