Ratings:	--
Package / Case:	Radial, Can - SMD
Mounting Type:	Surface Mount
Surface Mount Land Size:	0.535" L x 0.535" W (13.60mm x 13.60mm)
Height - Seated (Max):	0.571" (14.50mm)
Size / Dimension:	0.492" Dia (12.50mm)
Lead Spacing:	--
Ripple Current @ High Frequency:	900mA @ 100kHz
Ripple Current @ Low Frequency:	450mA @ 120Hz
Applications:	General Purpose
Series:	UCD
Polarization:	Polar
Operating Temperature:	-55°C ~ 105°C
Lifetime @ Temp.:	5000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	390µF
Part Status:	Active

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are used in a wide variety of applications. Most commonly, they are used in power supplies, filters, and audio equipment. They are also employed in industrial machinery, ranging from robots in modern manufacturing industries to home appliances. This article will focus on one specific model of aluminum electrolytic capacitors, the UCD1H391MNQ1MS, and explain its application fields and working principle.The UCD1H391MNQ1MS is an aluminum electrolytic capacitor developed for surface mounting. This capacitor is designed for use in telecom, power supply, audio, switching power supply, and other related industries. It uses conductive polymer aluminum solid electrolytic capacitors (also known as polymer capacitors). This type of capacitors has a longer lifetime than traditional aluminum electrolytic capacitors, and they are more reliable thanks to their low equivalent series resistance (ESR). In addition, their reduced ESR leads to low impedance, which makes them ideal for high-frequency applications. In terms of specifications, the UCD1H391MNQ1MS has a rated capacitance of 390µF and a rated voltage of 25V. Its capacitance tolerance is ±20%, and its ripple current rating is 2.2A. Its temperature range is from -55°C to 125°C. This capacitor is designed for use in high-temperature, high-performance applications such as automotive electronics. Additionally, the product is halogen-free and comes with a LBC-brand molding which provides excellent thermal insulation. The working principle behind the UCD1H391MNQ1MS is simple. This type of capacitor uses two electrodes, an anode and a cathode, which are separated by an electrolyte. When a voltage is applied between the two electrodes, an electric field is created, resulting in the displacement of ions in the electrolyte. This establishes a static charge between the two electrodes, which can be used to store energy or filter signals. This principle is the same for all types of capacitors, and it is the main reason why capacitors are used in a variety of applications. The UCD1H391MNQ1MS is a versatile aluminum electrolytic capacitor which can be used in a variety of applications. Its low ESR, high capacitance, and long lifetime make it an ideal choice for telecom, power supply, audio, and switching power supply applications. In addition, its high-temperature performance and molding make it suitable for automotive electronics. By understanding its application fields and working principle, engineers and designers are able to choose the best capacitor for their electronics system.

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

Part Number	Manufacturer	Price	Quantity	Description