LNU2H682MSEJBN

The LNU2H682MSEJBN is a screw-terminal aluminum electrolytic capacitor designed for high-voltage industrial power applications. It provides 6.8 mF capacitance with a 500 V rated voltage and is optimized for inverter circuitry, regenerative voltage and high-speed charge–discharge loading.

Built for demanding environments, this polarized radial can supports operation from −40°C to +105°C and delivers a 5000-hour load life at 105°C under rated ripple conditions, while complying with RoHS (2011/65/EU, (EU)2015/863).

Key Features

• High Voltage Capacity — Rated at 500 V (part-specific) and part of a series rated up to DC 525 V, enabling use in high-voltage inverter and power-supply designs.
• Large Capacitance — 6.8 mF (6800 µF) nominal capacitance with ±20% tolerance (120 Hz, 20°C) to support energy storage and smoothing in high-power circuits.
• High Ripple Current Handling — Supports 18.5 A at 120 Hz and 25.9 A at 10 kHz, addressing ripple and high-frequency stress in switching and regenerative applications.
• Extended High-Temperature Life — Engineered for a 5000-hour load life at 105°C when operated under rated ripple and bias conditions.
• Robust Mechanical Package — Screw-terminal radial can with M5 stud compatibility for secure, high-current connections and straightforward installation.
• Wide Operating Temperature — Specified for −40°C to +105°C operation to cover a broad range of industrial environments.
• Environmental Compliance — RoHS compliant to the directives listed in the product data.

Typical Applications

• Industrial Inverters & Motor Drives — Energy buffering and smoothing in inverter DC-link and servo motor drive circuits where high DC voltage and charge–discharge endurance are required.
• Regenerative Power Circuits — Handling high-frequency regenerative voltage and rapid charge–discharge cycles in AC servomotor systems and braking circuits.
• High-Power Industrial Power Supplies — Bulk energy storage and ripple suppression in power supplies for industrial equipment and machinery.
• High-Frequency Switching Converters — Support for switching applications that impose elevated ripple currents and high-frequency stress.

Unique Advantages

• High-voltage capability: Rated at 500 V (part-specific) with series support up to DC 525 V, enabling use in elevated-voltage DC-link applications.
• Designed for high ripple and high-frequency use: Specified ripple current ratings (18.5 A at 120 Hz, 25.9 A at 10 kHz) make this part suitable for switching and regenerative environments.
• Long-term high-temperature performance: 5000-hour endurance at 105°C under rated ripple and bias offers predictable longevity for industrial installations.
• Screw-terminal convenience: Robust screw terminals (M5-compatible) simplify high-current connections and secure mounting in power assemblies.
• Wide ambient range: −40°C to +105°C operating range addresses a broad set of industrial thermal environments.
• Regulatory alignment: RoHS compliance supports environmental requirements for modern equipment manufacturing.

Why Choose LNU2H682MSEJBN?

The LNU2H682MSEJBN combines high capacitance and high-voltage capability in a screw-terminal aluminum electrolytic package tailored for inverter, regenerative and industrial power applications. Its specified ripple current ratings and 5000-hour endurance at 105°C make it well suited to designs that require sustained performance under high thermal and electrical stress.

Ideal for engineers specifying DC-link and energy-storage components in industrial drives, power supplies and converter systems, this Nichicon part delivers verifiable electrical and mechanical characteristics that simplify integration and support long-term system reliability.

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