UPM1E821MHD Allicdata Electronics
Allicdata Part #:

493-15732-ND

Manufacturer Part#:

UPM1E821MHD

Price: $ 0.40
Product Category:

Capacitors

Manufacturer: Nichicon
Short Description: CAP ALUM 820UF 20% 25V RADIAL
More Detail: 820µF 25V Aluminum Electrolytic Capacitors Radial,...
DataSheet: UPM1E821MHD datasheetUPM1E821MHD Datasheet/PDF
Quantity: 1056
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
1 +: $ 0.36000
10 +: $ 0.26505
100 +: $ 0.18189
500 +: $ 0.14400
1000 +: $ 0.12126
2500 +: $ 0.11368
5000 +: $ 0.10611
Stock 1056Can Ship Immediately
$ 0.4
Specifications
ESR (Equivalent Series Resistance): --
Lifetime @ Temp.: 5000 Hrs @ 105°C
Operating Temperature: -55°C ~ 105°C
Polarization: Polar
Ratings: --
Applications: General Purpose
Ripple Current @ Low Frequency: 1.22A @ 120Hz
Ripple Current @ High Frequency: 1.44A @ 10kHz
Impedance: 41 mOhms
Lead Spacing: 0.197" (5.00mm)
Size / Dimension: 0.492" Dia (12.50mm)
Height - Seated (Max): 0.866" (22.00mm)
Surface Mount Land Size: --
Mounting Type: Through Hole
Package / Case: Radial, Can
Series: UPM
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Capacitance: 820µF
Tolerance: ±20%
Voltage - Rated: 25V
Description

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Aluminum electrolytic capacitors are one of the most common types of electric double-layer capacitors (EDLCs) used in power electronics. They are used to store electrical energy and to increase the voltage of a circuit or device. The UPM1E821MHD is a popular model of this type of capacitor. This article will discuss the application field and working principle of the UPM1E821MHD.

The UPM1E821MHD is an aluminum electrolytic capacitor with a rated voltage of 8V and a capacitance of 21mf. It is a miniature, surface-mount capacitor that is commonly used in power supplies, amplifiers and digital circuits. The UPM1E821MHD has a small size, making it suitable for use in applications where space is at a premium. It is also highly resistant to heat and high vibration, making it ideal for automotive applications.

The working principle of the UPM1E821MHD is based on the electrochemical double layer capacitor (EDLC) technology. It consists of two layers of electrolyte, one on each side of the capacitor. The two layers act as a separator and are separated by a thin layer of aluminum oxide. This creates a capacitance, with the capacitance depending on the size of the oxide layer, the thickness of the electrolyte, and the area of the capacitor. The oxide layer also has a higher dielectric constant than the electrolyte, enabling the capacitor to handle higher voltages at higher frequencies.

The UPM1E821MHD is most often used in power supplies, amplifiers, and other digital circuits as a reserve energy storage device. In addition, the capacitor can be used as a voltage regulator, helping maintain a steady voltage supply. This is especially useful in automotive applications, such as car radio systems and window motors, where a steady voltage is important in ensuring that the system functions as intended. The UPM1E821MHD is also used in portable devices, such as netbooks and cellphones, to provide peak power when needed.

In addition to the aforementioned applications, the UPM1E821MHD is also utilized in other areas such as solar energy storage, battery backup systems, and medical equipment. In solar systems, the capacitor is used to store excess energy generated by the photovoltaic cells and to ensure that the energy is available whenever it is needed. In medical equipment, the capacitor is used to store electrical energy to safely power various medical instruments and equipment. In battery backup systems, it is used to store energy to provide power when the main power supply is lost.

The UPM1E821MHD is a reliable and efficient capacitor that is widely used in many different applications. Its small size and high temperature resistance make it suitable for use in space-constrained environments, while its electrochemical double layer technology makes it ideal for use in power supplies and battery backup systems. With its robust design and wide range of applications, the UPM1E821MHD is an excellent choice for any application that requires a reliable and efficient energy storage device.

The specific data is subject to PDF, and the above content is for reference

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