LNU2G562MSEGBN

The LNU2G562MSEGBN is a screw-terminal aluminum electrolytic capacitor in Nichicon’s LNU series, offering 5.6 mF (5600 µF) nominal capacitance at a 400 V rating. Engineered for industrial power electronics, it targets inverter circuitry, high-frequency regenerative voltage systems for AC servomotors, and general inverter and power-supply applications where high-voltage handling and charge–discharge robustness are required.

Designed for extended operation at elevated temperatures, the capacitor supports a rated temperature range of –40°C to +105°C and a load life of 5000 hours at 105°C under rated ripple current conditions, delivering a compact high-voltage solution for demanding industrial designs.

Key Features

• Electrolytic Core 5.6 mF (5600 µF) capacitance with ±20% tolerance (120 Hz, 20°C), providing bulk energy storage for power-conversion circuits.
• High Voltage Rating Rated voltage 400 V with the LNU series rated up to DC525 V, enabling use in high-voltage inverter and regenerative systems.
• Thermal and Lifetime Specification Operating temperature range –40°C to +105°C and load life of 5000 hours at 105°C with applied ripple current, suitable for continuous industrial operation.
• Ripple Current Capability Handles 17.7 A at 120 Hz (low frequency) and 24.78 A at 10 kHz (high frequency), supporting both mains-frequency smoothing and higher-frequency power electronics ripple.
• Screw Terminal Mounting Radial can with screw terminals provides secure mechanical and electrical connections for high-current, high-voltage applications.
• Charge–Discharge Endurance Tested for charge–discharge endurance (50 million cycles, ΔV = rated voltage ±0.3 at 3 Hz) and specified to retain capacitance and leakage characteristics after cycling.
• Leakage and Insulation Leakage current specification: after 5 minutes ≤ 3√(C·V) µA or 5 mA (whichever is smaller); insulation resistance >100 MΩ at DC 500 V between terminal and bracket, and AC 2500 V dielectric proof for 1 minute.
• Compact High-Voltage Form Factor 63.5 mm diameter × 135 mm length (L: 13.5 cm × D: 6.35 cm), delivering high-voltage capability in a relatively small package for its rating.
• RoHS Compliance Conforms to the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial Power Supplies Bulk energy storage and smoothing for industrial inverter power supplies, improving stability under heavy load conditions.
• Inverter & Motor Drive Systems Energy buffering and voltage support in inverter circuits and AC servomotor drives, including regenerative voltage handling.
• Regenerative Braking Circuits High-frequency regenerative voltage acceptance and high-speed charge–discharge behavior make it suitable for braking energy capture and reuse.
• High-Frequency Power Electronics Suitable for designs that impose significant high-frequency ripple current (10 kHz range), supporting compact, high-voltage power stages.

Unique Advantages

• High-Voltage in a Compact Package: The LNU series provides rated voltages up to DC525 V in a smaller footprint than comparable options, enabling denser power-electronics layouts.
• Long High-Temperature Life: 5000 hours at 105°C under rated ripple current delivers predictable lifetime performance for continuous industrial operation.
• Robust Ripple and HF Performance: Specified ripple current ratings at both 120 Hz and 10 kHz support a wide range of power-conversion topologies and switching frequencies.
• Mechanical Reliability: Screw terminal mounting and radial can construction provide secure electrical connections for high-current paths in industrial assemblies.
• Endurance to Repeated Cycling: Proven charge–discharge endurance (50 million cycles under defined conditions) supports applications with frequent voltage swings.
• Measured Insulation and Dielectric Proof: High insulation resistance and voltage-proof testing between terminal and bracket help ensure safe operation in high-voltage environments.

Why Choose LNU2G562MSEGBN?

LNU2G562MSEGBN combines high capacitance and high-voltage capability in a screw-terminal aluminum electrolytic designed for industrial power-electronics environments. With a 400 V nominal rating (series up to DC525 V), broad operating temperature range (–40°C to +105°C), and specified ripple-handling and endurance characteristics, it is positioned for inverter circuitry, servo drives, regenerative systems, and other demanding power-supply applications.

Its defined lifetime at elevated temperature, rigorous leakage and insulation specifications, and compact high-voltage form factor make it a reliable component choice for engineers seeking predictable performance and durable energy storage in high-voltage industrial designs.

If you would like pricing, availability, or a formal quote for LNU2G562MSEGBN, please request a quote or submit an inquiry to discuss your project requirements and lead times.