PSU4730

Operating Temperature:	-40°C ~ 65°C
Package / Case:	Radial, Can - QC Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	3.375" (85.73mm)
Size / Dimension:	1.813" Dia (46.05mm)
Lead Spacing:	--
Applications:	Motor Start
Ratings:	--
Polarization:	Bi-Polar
Series:	PSU
Lifetime @ Temp.:	--
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	330V
Tolerance:	-0%, +20%
Capacitance:	47µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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PSU4730 Application Field and Working Principle

Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are one of the most commonly used types of capacitors. This type of capacitor is composed of two aluminum foils, an electrolytic paper or film, an electrolyte, and an insulating sleeve. While aluminum capacitors typically offer larger capacitance values than other types of capacitors, they also have higher leakage current characteristics and tend to be larger in size.Aluminum electrolytic capacitors used in power supplies, such as the PSU4730, are typically chosen for their ability to provide large capacitance values in a small size. This type of capacitor is used to filter out AC components, acting as a low-pass filter.

The PSU4730 Application Field

The PSU4730 is an aluminum electrolyte capacitor designed for use as an AC line filter in power supplies. This type of capacitor is intended for applications in which the input voltage is higher than the output voltage. The PSU4730 is designed to reduce the effect of AC line noise and ripple, which can cause interference and electrical issues.The PSU4730 is a low capacitance (0.47uF) capacitor, with a rated voltage of 440V. The capacitance rating of the PSU4730 allows it to be used in applications where the input voltage is lower than the rated voltage. The PSU4730 is also designed to be capable of handling high input voltages, up to 440V.

Working Principle of PSU4730

The PSU4730 uses a pair of aluminum foils, separated by an electrolyte solution. This combination acts as a low pass filter, meaning that it will allow only low frequency signals to pass through. The PSU4730 is designed to reduce the effect of AC or ripple noise, while still allowing desired signals to pass through.When a voltage is applied to the PSU4730, current flows from the aluminum foils, through the electrolyte, and into the surrounding environment. The high frequency AC components of the voltage will be blocked by the electrolyte solution, while the lower frequency components will be allowed to pass through and into the surrounding environment.

Conclusion

The PSU4730 is an aluminum electrolytic capacitor designed for use in power supplies. This type of capacitor is capable of handling voltages up to 440V, and is designed to reduce the effect of AC line noise and ripple. The working principle of the PSU4730 is based on its ability to act as a low pass filter, allowing only low frequency signals to pass through while blocking out higher frequency noise and interference.

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