SMQ450VS331M30X40T2

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.575" (40.00mm)
Size / Dimension:	1.181" Dia (30.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	2.8743A @ 50kHz
Ripple Current @ Low Frequency:	2.01A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	SMQ
Operating Temperature:	-25°C ~ 85°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	1.005 Ohm @ 120Hz
Voltage - Rated:	450V
Tolerance:	±20%
Capacitance:	330µF
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tray

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Aluminum Electrolytic Capacitors are electrical components primarily used in electronics to store electric charge. These capacitors provide a number of advantages over other capacitor types due to their relatively high capacitance, low cost, and wide temperature range of operation. SMQ450VS331M30X40T2 is an aluminum electrolytic capacitor which features a tempered glass case and polypendent seal. The application field and working principle of SMQ450VS331M30X40T2 are discussed in this paper.The SMQ450VS331M30X40T2 is one of the most popular aluminum electrolytic capacitors due to its high capacitance and versatile application fields. It is commonly used in power supplies, power conditioning systems, and switch-mode rectifiers. Additionally, it is used for providing electrical filtering in electronic systems where high ripple current, medium to high frequency operation, or transient voltage suppression is required.The SMQ450VS331M30X40T2 is rated at 450 volts and 331 mF. Itstempered glass case provides excellent safety and resistance to shocks and vibrations, while its polypendent seal provides protection against humidity and corrosive elements. The maximum operating temperature of this capacitor is +105°C and it is rated for a minimum of 3000 hours of operation at that temperature.The working principle of an aluminum electrolytic capacitor is based on the Faraday effect. The Faraday effect states that a change in current through a conductor can cause a proportional change in the magnetic field around that conductor. In an aluminum electrolytic capacitor, there is an anode and a cathode. An electric field is formed between them that causes charges to accumulate on the anode and cathode. The electric field between them also creates an electrostatic field, which causes electrons to flow from the anode to the cathode when the applied voltage is greater than the voltage at the anode. This creates a current flow in the capacitor, which is the primary working principle of aluminum electrolytic capacitors.To summarize, the SMQ450VS331M30X40T2 is an aluminum electrolytic capacitor that has a high capacitance and versatile application fields. It is commonly used in power supplies, power conditioning systems, and switch-mode rectifiers requiring high ripple current, medium to high frequency operation, or transient voltage suppression. Its working principle is based on the Faraday effect, which causes electrons to flow from the anode to the cathode when the applied voltage is greater than the voltage at the anode. This creates a current flow in the capacitor, and is the primary working principle of aluminum electrolytic capacitors.

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