LPX391M200C1P3

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.984" (25.00mm)
Size / Dimension:	0.984" Dia (25.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	1.76A @ 50kHz
Ripple Current @ Low Frequency:	1.6A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	LPX
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	1000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	510 mOhm @ 120Hz
Voltage - Rated:	200V
Tolerance:	±20%
Capacitance:	390µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors are used for a variety of applications, such as power supplies, signal processing, instrumentation, and audio/video systems. These capacitors are composed of an electrolytic aluminum foil with an oxide film and a paper separator. They are widely used in various applications due to their small size and high capacitance. However, there are several types of aluminum electrolytic capacitors available with various characteristics. One of these types is the LPX391M200C1P3.The LPX391M200C1P3 aluminum electrolytic capacitor is a radial-leaded aluminum electrolytic capacitor suitable for a wide range of applications. It is rated 200µF, and is capable of providing up to 25V of operating voltage and 250V of peak voltage. It is also designed with a low self-inductance and low ESR, making it suitable for coupling, bypass, and filter applications with minimal ripple current.The LPX391M200C1P3 is primarily used for audio and high-frequency filtering applications. It is also used for general-duty power supply applications, such as for the filtering of rectified power supplies, and for output filter networks of linear regulators.In terms of construction, the LPX391M200C1P3 consists of a radial-leaded polypropylene film as the dielectric medium, with aluminum foil anodes and lug terminal cathodes. The capacitor is sealed with thermoplastic resin and non-corrosive electrolytic liquid. It features a long-life design with high ripple current handling capabilities, and is rated for -40°C to +105°C operating temperatures.LPX391M200C1P3 working principle.The operation of the LPX391M200C1P3 aluminum electrolytic capacitor is based on the electrical double-layer effect. When a voltage is applied, ionic charges accumulate near the anode and cathode electrodes, forming an electric double-layer capacitor. This electric double-layer, in turn, induces a current flow between the anode and the cathode, allowing energy to be stored and later released as the voltage is removed.The LPX391M200C1P3 capacitor is constructed with a high-permeability fluid, which increases its capacitance by allowing a greater number of ions to accumulate at the electrodes. This increase in capacitance is beneficial for high-frequency by-pass and noise filtering applications.In addition to its high capacitance, the LPX391M200C1P3 capacitor is also designed with a low self-inductance. This low self-inductance is achieved by the anode and cathode electrodes being formed into a thin flat spiral, which minimizes inductance and minimizes ringing. This is beneficial for high-frequency filter applications, as ringing generally leads to greater noise and greater power losses.Overall, the LPX391M200C1P3 aluminum electrolytic capacitor is a versatile component suitable for a wide range of applications. It is designed with high capacitance, low self-inductance, and high ripple current handling capabilities, making it suitable for bypass, filter, and coupling applications. The capacitor is also designed with a long life and high temperature rating, making it suitable for use in various applications.

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