LNC2G392MSEGBN

The LNC2G392MSEGBN is an aluminum electrolytic capacitor in a screw-terminal, radial can package designed for industrial power applications. It delivers 3.9 mF (3900 µF) capacitance at a 400 V rating with polarized terminals and is optimized for high ripple current and high-frequency charge–discharge loading.

Targeted use cases include industrial power supplies, inverter circuitry and regenerative voltage systems for AC servomotors and general inverters. Key value comes from its combination of high ripple capability, compact screw-terminal form factor and long load life at elevated temperature.

Key Features

• Core Type  Aluminum electrolytic capacitor, polarized, designed for power smoothing and energy buffering in DC bus and inverter circuits.
• Rated Electricals  3.9 mF capacitance with a 400 V rated voltage and ±20% capacitance tolerance.
• High Ripple Handling  Specified ripple currents of 16.5 A at 120 Hz and 23.1 A at 100 kHz for demanding AC and high-frequency applications.
• Operating Range  Wide category temperature range from −40 °C to +85 °C.
• Mechanical / Package  Radial can with screw terminals for secure high-current connections; size: L: 10 × D: 6.35 cm; height seated max 3.937 inch.
• Reliability & Life  Load life rated at 5000 hours at 85 °C under rated ripple conditions; endurance and charge–discharge performance defined in datasheet (50 million cycles test available).
• Insulation & Voltage Proof  Insulation resistance >100 MΩ at DC 500 V between terminal and bracket; voltage proof AC 2500 V for 1 minute between terminal and bracket.
• Leakage Current Specification  After 5 minutes at rated voltage and 20 °C, leakage current is ≤ 3√(V) μA or 5 mA, whichever is smaller.
• Standards & Compliance  Compliant to the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial Inverters  DC link and smoothing capacitor for inverter power stages where high ripple handling and stable performance at up to 400 V are required.
• AC Servomotor Drives  Energy buffering and regenerative voltage handling in motor drive circuits that demand frequent charge–discharge cycles.
• Industrial Power Supplies  Bulk filtering and transient absorption in high-voltage power supplies used in factory automation and drive systems.
• High-Frequency Regenerative Circuits  Components subjected to high-speed charge–discharge and high-frequency ripple, leveraging the capacitor’s rated ripple at 100 kHz.

Unique Advantages

• High ripple-current capability: The published ripple ratings (16.5 A at 120 Hz, 23.1 A at 100 kHz) support demanding AC and high-frequency applications.
• Long operational life at elevated temperature: Rated for 5000 hours at 85 °C under ripple load, enabling predictable maintenance cycles and component planning.
• Screw-terminal packaging for robust connections: Radial can with screw terminals simplifies high-current wiring and secure mounting in industrial assemblies.
• Defined leakage and insulation performance: Leakage current limits and insulation resistance/voltage-proof specifications provide measurable electrical reliability for system designers.
• Proven endurance to charge–discharge cycles: Datasheet test conditions include extensive charge–discharge endurance, supporting use in regenerative and frequently switching circuits.
• RoHS compliant: Conforms to applicable RoHS directives for environmentally regulated designs.

Why Choose LNC2G392MSEGBN?

The LNC2G392MSEGBN positions itself as a rugged, high-capacitance solution for industrial power systems that require stable performance at 400 V and elevated temperatures. Its screw-terminal radial can package and defined ripple ratings make it suitable for DC link smoothing, inverter bus support and regenerative circuits where reliable high-frequency performance and secure terminations matter.

Designers and procurement teams specifying for industrial drives, inverter supplies and high-frequency regenerative applications will benefit from the component’s long load life, measurable electrical characteristics and RoHS compliance—offering predictable behavior and straightforward integration into high-power assemblies.

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