LNC2V183MSEJBB

The LNC2V183MSEJBB is a screw-terminal aluminum electrolytic capacitor rated at 18,000 µF and 350 V designed for industrial power electronics. It is built for high-ripple, high-frequency applications and is intended for use in inverter circuitry, regenerative voltage systems, and other demanding power-supply environments.

This capacitor combines a compact can-style screw-terminal package (φ90 × 165 mm) with high ripple-current capability and long-term endurance, offering reliable bulk energy storage and robust charge–discharge performance at elevated temperatures. It is RoHS compliant.

Key Features

• Capacitance & Voltage — 18,000 µF nominal capacitance at a rated voltage of 350 V, providing large bulk energy storage for power electronics.
• Screw-Terminal Package — Radial, can-style construction with screw terminals for secure, low-inductance connections in industrial racks and power modules.
• High Ripple Current — Rated ripple current of 39.2 A at 120 Hz and 54.88 A at 100 kHz, suitable for high-frequency inverter and regenerative loads.
• Operating Temperature Range — Specified for −40 °C to +85 °C operation to cover a wide range of industrial environments.
• Long Load-Life Endurance — Rated for 5,000 hours with applied ripple current at 85 °C, with defined limits for capacitance, tan δ and leakage after the endurance test.
• Charge–Discharge Durability — Engineered to withstand high-speed charge–discharge cycling; specified endurance includes 50 million charge–discharge cycles (ΔV = rated × 0.3, 3 Hz) at room temperature.
• Leakage and Electrical Safety — Leakage current after 5 minutes is limited to 3√V (µA) or 5 mA whichever is smaller; insulation resistance greater than 100 MΩ at DC 500 V between terminal and bracket; AC 2500 V, 1 minute voltage proof between terminal and bracket.
• Compact Form Factor — φ90 × 165 mm (diameter × length) can that is smaller in size while delivering high ripple capability compared with earlier LNX/LNK series units.
• Polarized, Industrial Grade — Polarized aluminum electrolytic suitable for general-purpose industrial power designs; sleeve marked with white lettering on black for clear polarity and identification.
• RoHS Compliance — Conforms to RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial Inverter Power Supplies — Bulk energy storage and ripple filtering for inverter front-ends and DC link circuits in industrial drives and converters.
• AC Servomotor Regenerative Systems — Handles high-frequency regenerative voltage and frequent charge–discharge cycles encountered in servo and motion-control systems.
• General Inverter Systems — Suitable for inverter designs requiring high ripple-current tolerance and long endurance at elevated temperatures.
• High-Speed Charge–Discharge Energy Storage — Designed for applications with rapid charge–discharge loading due to its specified cycle endurance and high ripple capability.

Unique Advantages

• High ripple-current handling: Specified at 54.88 A (100 kHz) and 39.2 A (120 Hz), enabling effective suppression of high-frequency ripple in power electronics.
• Proven endurance at elevated temperature: Rated 5,000 hours with applied ripple at 85 °C, providing predictable long-term performance in hot industrial environments.
• Robust charge–discharge durability: Endurance validated for 50 million charge–discharge cycles (ΔV = rated × 0.3, 3 Hz), supporting frequent cycling applications.
• Compact screw-terminal can: φ90 × 165 mm package provides high capacitance in a smaller footprint compared with earlier LNX/LNK series, simplifying integration into power racks.
• Clear electrical safety margins: Defined leakage current limits, insulation resistance >100 MΩ, and AC 2500 V dielectric proof between terminal and bracket help maintain system reliability.
• Regulatory compliance: RoHS conformity supports environmental and procurement requirements for industrial equipment.

Why Choose LNC2V183MSEJBB?

The LNC2V183MSEJBB targets engineers building industrial power systems that require high bulk capacitance, strong ripple-current capability, and long-term stability at elevated temperatures. Its screw-terminal can design and validated endurance metrics make it suitable for inverter DC-link, regenerative braking, and other power-electronics roles that demand repeatable charge–discharge performance.

This capacitor is ideal for designs where predictable aging, clear electrical limits, and mechanical robustness are important. Its combination of high capacitance, defined ripple ratings, and documented endurance provides a practical balance of performance and reliability for industrial power-supply and drive applications.

If you would like pricing, availability, or technical clarification for LNC2V183MSEJBB, request a quote or contact sales to discuss specification fit and lead times.