UPM1A391MPD1TA

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:	140 mOhms
Ripple Current @ Low Frequency:	430mA @ 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:	10V
Tolerance:	±20%
Capacitance:	390µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors are widely used in many applications in the electronics industry and are a key component in many electrical assemblies. The UPM1A391MPD1TA is a type of aluminum electrolytic capacitor that is often used in automotive and industrial power electronics designs.In this article, we will discuss the general application field and working principle of the UPM1A391MPD1TA, as well as its advantages and disadvantages.General Application FieldThe UPM1A391MPD1TA aluminum electrolytic capacitor is used in many different applications, such as power supplies, circuit protection, high-frequency switching, and pulse circuits. The capacitor is suitable for use in automotive and industrial electronic designs, as well as automotive, industrial, and solar energy applications.The UPM1A391MPD1TA is a small size aluminum electrolytic capacitor designed for low-noise power supplies, and features low ESR, high ripple current capability, and high voltage capacity. The capacitor is also highly reliable, with a long life expectancy.Working PrincipleThe UPM1A391MPD1TA is an aluminum electrolytic capacitor that uses the principle of electrolysis to store charges within aluminum oxide film. In order for the capacitor to work, an electric current must be run through the two metal plates that make up the capacitor, the anode and the cathode. The electric current will break down the electrolyte to form two layers of ions that are attracted to each of the plates, forming an electric field.In this way, the capacitance of the UPM1A391MPD1TA will build up until a certain voltage is reached, and the capacitor will then start to discharge, allowing the stored energy to be used.Advantages and Disadvantages The UPM1A391MPD1TA aluminum electrolytic capacitor is a reliable, long-life device with excellent performances. It has low ESR, high ripple current capability, and high voltage capacity, making it suitable for demanding automotive and industrial electronic designs.However, the capacitor has some disadvantages as well. One of the main disadvantages of the UPM1A391MPD1TA is its large size, which makes it difficult to use in compact designs. The capacitor also has a high self-discharge rate, meaning that it needs to be recharged frequently.ConclusionThe UPM1A391MPD1TA aluminum electrolytic capacitor is an ideal component for many applications, but it is important to understand the capabilities of the device before selecting it for a particular design. The UPM1A391MPD1TA is reliable and long-lasting, and has excellent performances, but it has some drawbacks that should be considered before making a purchase.

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