UPM1K390MPD

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.650" (16.50mm)
Size / Dimension:	0.315" Dia (8.00mm)
Lead Spacing:	0.138" (3.50mm)
Impedance:	460 mOhms
Ripple Current @ High Frequency:	300mA @ 10kHz
Ripple Current @ Low Frequency:	170mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UPM
Operating Temperature:	-55°C ~ 105°C
Lifetime @ Temp.:	3000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	80V
Tolerance:	±20%
Capacitance:	39µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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UPM1K390MPD Application Field and Working Principle in Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors (also called electrolytic capacitors) are used extensively in electronic equipment. They have many advantages, including good electrical properties, low cost, small size and high reliability. Aluminum electrolytic capacitors are used for many different applications including power supply filters, signal bypassing, decoupling, timing circuits, and voltage multipliers. In this article, we will discuss the UPM1K390MPD application field and principles of aluminum electrolytic capacitors.The UPM1K390MPD is a popular aluminum electrolytic capacitor, which is mainly used in consumer electronics, telecommunications, low-power non-critical applications, and audio equipment. The UPM1K390MPD differs from other aluminum electrolytic capacitors in terms of its voltage range, leakage current, and capacitance.The UPM1K390MPD can operate at a maximum voltage of 10VDC, making it suitable for applications with a wide range of voltage requirements. It also has a low leakage current of just 0.2CV (or 0.2 milliamp micro-ohm) which is beneficial for applications where leakage current can lead to performance issues. Finally, the UPM1K390MPD has a capacitance of 395 microfarad, which allows it to store a great deal of energy.When it comes to its working principle, the UPM1K390MPD has two electrodes and an electrolyte. The electrical energy is stored in the capacitor by a reversible physical process called electrical dipole polarization. The positive and negative polarization of both the electrodes causes a charge imbalance between them, which creates an electrostatic field. As the voltage increases, the electric field reforms, releasing energy that is stored in the capacitor.The UPM1K390MPD has a dielectric layer made up of an aluminum foil with a layer of oxide. As the voltage is applied to the aluminum oxide, it creates an electrical dipole by forming a hydrated intermediary layer. This hydrated layer is what allows the UPM1K390MPD to store energy. As the current is drawn out from the capacitor, the hydrated layer decomposes and reconstructs resulting in a charge imbalanced between the two terminals.The amount of energy stored in the UPM1K390MPD is proportional to the capacitance, and the dielectric constant of the oxide layer. The higher the dielectric constant of the oxide layer, the higher the energy that can be stored in the capacitor.In addition to its use in consumer electronics, the UPM1K390MPD can also be used in low-power, non-critical applications such as those in telecommunications and audio equipment. Its compact size makes it an ideal choice for applications that require a high power density. Its low leakage current and high capacitance make it an excellent choice for signal bypassing and decoupling. Finally, its wide operating voltage range makes it an ideal choice for voltage multipliers.The UPM1K390MPD is a reliable and cost-effective choice for aluminum electrolytic capacitors. Its wide operating voltage range, low leakage current, and high capacitance are just some of the many benefits of this capacitor. With its reliable performance and small size, the UPM1K390MPD is an ideal choice for a variety of applications.

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