420QXW15MEFR8X25

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.063" (27.00mm)
Size / Dimension:	0.315" Dia (8.00mm)
Lead Spacing:	0.138" (3.50mm)
Ripple Current @ High Frequency:	180mA @ 10kHz
Ripple Current @ Low Frequency:	120mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	QXW
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	420V
Tolerance:	±20%
Capacitance:	15µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, often abbreviated as “Al-E caps”, are a type of electrical component used in many types of applications. They are used to temporarily store electric charge, usually when source and load are not connected at the same time. Capacitors are typically found in electronic circuits, and they allow the electrical system to function effectively and prevent the flow of current in one direction only.The voltage rating of aluminum electrolytic capacitors varies depending on their size. The most common sizes range from 10 to 100 volts. One of the most commonly used capacitors is the “420QXW15MEFR8X25”. These capacitors provide a voltage rating of 15V and a capacitance of 8X25µF, which means they are capable of storing a sizable amount of electrical charge.Aluminum electrolytic capacitors are used in a wide range of applications, from power supplies to audio equipment. They are sometimes used in automotive wiring applications where the amount of current needs to be regulated or filtered. In the medical field, aluminum electrolytic capacitors are ideal for use in artificial heart pacemakers, defibrillators, and hearing aids. In the industrial sector, they are commonly used in power factor correction circuits, as well as DC-DC converters. To understand how aluminum electrolytic capacitors work, it is helpful to understand the capacitance principle. This principle can be illustrated using two conducting plates placed parallel to each other in an insulating material such as air or plastic. When a voltage is applied, an electric field is created between the two plates. This electric field creates an opposing force which causes the electric charge to be evenly distributed across the plates. This electric charge can then be discharged and stored in the capacitor, which is essentially a temporary storage device for electricity.The key components of an aluminum electrolytic capacitor are the dielectric (insulating material), positive-plate (electrode), and negative-plate (electrode). In addition, the capacitor may contain other components such as a separator, insulating sleeve, or electrolyte. The dielectric acts to insulate the positive and negative plates from each other, while the positive and negative electrodes store the electric charge. The separator is a thin sheet that allows the electric charge to flow between the two electrodes while minimizing conductive losses. The electrolyte is a special liquid which helps to evenly distribute the charge across the capacitors plates. Finally, the insulating sleeve helps to physically protect the capacitor from mechanical and electrical damage.In conclusion, aluminum electrolytic capacitors are an important type of electrical component that find use in a wide variety of applications. They are used to temporarily store electric charge, and they work based on the capacitance principle. These capacitors feature a voltage rating of 15V and a capacitance of 8X25µF, making them well-suited for a variety of applications.

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