SMG450VB4R7M10X20LL

Series:	SMG
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Capacitance:	4.7µF
Tolerance:	±20%
Voltage - Rated:	450V
ESR (Equivalent Series Resistance):	42.319 Ohm @ 120Hz
Lifetime @ Temp.:	2000 Hrs @ 85°C
Operating Temperature:	-40°C ~ 85°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	56mA @ 120Hz
Ripple Current @ High Frequency:	140mA @ 100kHz
Lead Spacing:	0.197" (5.00mm)
Size / Dimension:	0.394" Dia (10.00mm)
Height - Seated (Max):	0.787" (20.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Aluminum Electrolytic Capacitors: SMG450VB4R7M10X20LL Application Field and Working PrincipleAluminum electrolytic capacitors are a type of electrochemical capacitor with a solid aluminum oxide as an electrolyte. It plays a critical role in electronic components because of its high capacitance value-to-volume ratio and long shelf life. The SMG450VB4R7M10X20LL capacitor is a type of aluminum electrolytic capacitor. It has a capacitance value of 4.7uF and is rated to withstand a maximum voltage of 10V DC. This capacitor is widely used in a variety of electronic applications.The basic principle of an aluminum electrolytic capacitor is based on the Faraday’s law of electrolysis. This law states that when a voltage is applied across an electrolyte, an electric current will flow through it. This current will create an electric field which will induce ions to deposit onto the metal plate. The deposited ions will form a dielectric layer which acts as a dielectric between the two metal plates and thus stores a charge.The SMG450VB4R7M10X20LL capacitor is typically used in automotive alternator circuits, DC-DC converters, AC-DC converters, and other power electronic circuits. It is also used in the snubber circuit, which controls the current variations in high-frequency switching applications. This type of capacitor can also be found in high voltage circuits, where its low inductance and low ESR (Equivalent Series Resistance) make it perfect for controlling high voltage spikes. The SMG450VB4R7M10X20LL capacitor features a snap-in mounting mechanism for easy installation. This type of capacitor also has a wide temperature range and relatively low leakage current. It is a polarized capacitor, meaning its positive and negative terminals must be connected correctly in order for it to operate properly. To ensure this, the capacitor has a distinct marking on the PCB labeling the negative terminal.Although the SMG450VB4R7M10X20LL capacitor is highly reliable, it is still susceptible to environmental factors such as temperature and humidity. If the capacitor is over-exposed to high levels of heat or humidity, it can lose its capacitance and become ineffective. It is therefore recommended to install these capacitors in an application which allows for ventilation and temperature monitoring. In conclusion, the SMG450VB4R7M10X20LL capacitor is a popular type of aluminum electrolytic capacitor which is widely used in automotive, power electronic, and high voltage applications. Its low ESR and high capacitance make it perfect for applications requiring stable voltages and current flows. The capacitor is also highly resistant to environmental factors such as humidity and temperature, and its snap-in mounting mechanism makes installation easy.

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