B43504A5187M67

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.850" (47.00mm)
Size / Dimension:	0.984" Dia (25.00mm)
Lead Spacing:	0.394" (10.00mm)
Impedance:	890 mOhms
Ripple Current @ Low Frequency:	1.02A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	B43504
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	3000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	750 mOhm @ 100Hz
Voltage - Rated:	450V
Tolerance:	±20%
Capacitance:	180µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to Aluminum Electrolytic Capacitors

An Aluminum Electrolytic Capacitor (AEC) is a passive component that is used in a variety of electrical applications. The capacitor consists of two metal electrodes that are seperated by a thin layer of aluminum oxide. The oxidization layer acts as an dielectric material inhibiting the flow of electrical currents, thus acting like a valve or switch that can open and close for short durations.AECs are one of the most widely used types of capacitors due to their relatively low cost and low space requirements. The aluminum oxide dielectric material provides a high capacitance to voltage ratio and therefore is suitable for a variety of applications ranging from power supplies and audio amplifiers to integrated circuits and signal processing systems.

B43504A5187M67 Application Field and Working Principle

The B43504A5187M67 series of aluminum electrolytic capacitors are built using standard grade electrolytic foil. They have a working voltage of 500 volts and a high capacitance value up to 4700 uF making them suitable for high voltage power supply applications.The working principle of the B43504A5187M67 aluminum electrolytic capacitors is based on their construction. The capacitor acts as an electronic valve or switch that can regulate the flow of electrical current over short durations.When an electrical voltage is applied to the capacitor, the oxide layer between the two aluminum plates breaks down allowing electrical current to pass between the plates. The capacitance of the oxide layer increases the flow of current, thus acting as a high pass filter which will reduce the voltage ripple and noise.When the voltage is removed, the electrical current is halted as the oxide layer regenerates and re-establishes its capacitance. This capacitor is useful for applications that require voltage modulation and noise reduction such as power supplies, audio amplifiers and signal processing systems.

Conclusion

The B43504A5187M67 series of aluminum electrolytic capacitors are used in a variety of applications where voltage modulation and noise reduction are desired. Their high capacitance value and working voltage of 500 volts make them a suitable choice for power supply and audio amplifier applications. The working principle of these capacitors is based on the aluminum oxide dielectric which acts as an electronic valve regulating the flow of electrical current over short durations. Their capacitance increases the flow of current, thus acting as a high pass filter which will reduce the voltage ripple and noise. As a result, these capacitors are useful for a variety of applications including power supplies, audio amplifiers and signal processing systems.

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