450USC120MEFCSN22X35

Operating Temperature:	-25°C ~ 85°C
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.457" (37.00mm)
Size / Dimension:	0.866" Dia (22.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ Low Frequency:	1.07A @ 120Hz
Applications:	General Purpose
Ratings:	--
Polarization:	Polar
Series:	USC
Lifetime @ Temp.:	3000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	450V
Tolerance:	±20%
Capacitance:	120µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors Electrolytic capacitors, often abbreviated as “E-Cap”, are one of the most widely used electronic components and can be observed in many gadgets, such as TVs, speakers, electric drills, power supplies, and numerous other items. The role of the electrolytic capacitor is to store and release electrical energy quickly as required by the circuit. The most common type of electrolytic capacitor is the aluminum electrolytic capacitor, which in this context is represented by the model 450USC120MEFCSN22X35. These capacitors are typically cylindrical devices that utilize a liquid or solid electrolyte to store an electrical charge between the plates. In most applications, the aluminum electrolytic capacitor is used for either filtering or energy buffering and conversion. Due to the high capacitance offered by aluminum electrolytic capacitors, they are mainly used when a high capacitance is desired. Furthermore, they are very desirable in applications where the circuit requires a very low self-discharge rate (a measure of how well an electrical component holds its charge when power is off).When it comes to the working principle of the 450USC120MEFCSN22X35 model aluminum electrolytic capacitor, we can divide the explanation into three parts. First, electricity flows through the capacitor from one side to the other. This causes a voltage which builds up in the electrolyte and generates a separation of charge between the capacitor plates. As a result, an electrical field is formed between the plates. The magnitude of the voltage retained across the plates is referred to as the potential difference, and is directly related to the capacitance of the device. The dielectric material found between the plates is responsible for the physical separation. Second, when the weight of the electrodes becomes too great, the capacitance will decrease. This is where the principle of “leakage current flow” comes into play. The process of leakage can be compared to a valve that slowly releases pressure between the plates. As the pressure builds, it increases the rate of charge and discharge. In most cases, this leakage current is kept to a minimum and is viewed simply as a form of self-discharge.Finally, when the capacitor is working at its rated voltage or above, the electrolyte heats up, forming a barrier between the plates which prevents further build-up of charge. This is referred to as ‘self-heating effect’ and is an important concept that must be considered when using the aluminum electrolytic capacitors.In summary, the aluminum electrolytic capacitor model 450USC120MEFCSN22X35 is a cylindrical storage device used for energy buffering and conversion as well as filtering. The capacitance of the capacitor is dependent on the physical separation of the plates and the dielectric material found between them. The device is also suitable for applications where the circuit requires a low self-discharge rate. The working principle of the device is mainly governed by the processes of potential difference, leakage current flow, and self-heating effect. All in all, aluminum electrolytic capacitors are an invaluable component in the scope of modern electronic engineering.

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