USF1E150MDD

Series:	USF
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	15µF
Tolerance:	±20%
Voltage - Rated:	25V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	1000 Hrs @ 105°C
Operating Temperature:	-55°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	55mA @ 120Hz
Ripple Current @ High Frequency:	110mA @ 100kHz
Impedance:	1.7 Ohms
Lead Spacing:	0.079" (2.00mm)
Size / Dimension:	0.197" Dia (5.00mm)
Height - Seated (Max):	0.315" (8.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Aluminum electrolytic capacitors store electrical energy in an electrostatic field between two pieces of oxidized aluminum separated by an electrolytic dielectric. Energy is stored in this field by creating an electrostatic attraction between two pieces of metal, forming two poles. The two poles are connected together by an electrolyte, an ionic solution that carries electric current. A typical aluminum electrolytic capacitor contains two aluminum electrodes and an electrolyte. The two electrodes are often plated with a thin layer of metal such as tin or chromium to prevent oxidation.Aluminum electrolytic capacitors are widely used in many electronic devices, from electronic control systems to power supplies. By having a large capacitance in a single package, they are able to supply a large amount of energy in a short amount of time, making them ideal for high-frequency circuits. The USF1E150MDD is an example of an aluminum electrolytic capacitor produced by United Silicon Fabric Corp.The USF1E150MDD is a radial-lead aluminum electrolytic capacitor with a rated voltage of 16V and a ripple voltage of 10V. The overall size of the device is 7.9mm x 11mm, and it has a capacitance of 15μF when measured at 1KHz and 25°C. The device is designed to have a maximum of 15000 hours life expectancy at rated voltages. Additionally, its ESR (equivalent series resistance) value is 40mR.In terms of application, the USF1E150MDD is often used in power supply circuits, particularly as filter capacitors in switching power supplies. As a filter capacitor, the device is connected to the rectifying diode, and acts as a reservoir of energy, providing a steady output voltage. This is important as it increases the accuracy and reliability of the power supply. The capacitor also acts as a filter, smoothing out any surges in the power current.In terms of working principle, the USF1E150MDD operates based on the concept of electrochemical action. When a voltage is applied across two electrodes separated by an electrolytic dielectric, an electric field is created. This electric field causes an electrochemical reaction to occur, known as “charging”. This reaction forms an electric charge on one electrode, which attracts particles from the electrolyte, forming an electrostatic field between the two electrodes. As more charge is applied across the electrodes, the charge on each electrode increases, increasing the strength of the electrostatic field. This is how the device stores energy. When the voltage is removed, the charge on each electrode remains, and the capacitor is said to have been “discharged”.The USF1E150MDD is an example of an aluminum electrolytic capacitor, which is a type of electrochemical device designed to store electrical energy in an electrostatic field. The device, while small, is capable of providing a large amount of energy, making it ideal for use in power supply and filter circuits.

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