LNU2H562MSEJ

The LNU2H562MSEJ is a high-voltage aluminum electrolytic capacitor in a screw-terminal radial can package, designed for industrial power electronics. It provides 5600 µF capacitance at a 500 V rated voltage and is optimized for inverter circuitry, regenerative drives, and other high-frequency power applications.

Built for sustained operation at elevated temperatures, the capacitor is rated for operation from –40°C to +105°C with a rated load life of 5000 hours at 105°C under ripple current conditions. Its combination of high voltage capability, compact form factor, and screw-terminal connections targets reliable energy storage and pulse handling in demanding systems.

Key Features

• Capacitance & Voltage — 5600 µF nominal capacitance with a 500 V rated voltage (capacitance tolerance ±20%).
• High‑Temperature Endurance — Rated for continuous operation from –40°C to +105°C and a load life of 5000 hours at 105°C with applied ripple current.
• Robust Ripple Handling — Specified ripple current of 15.8 A at 120 Hz and 22.12 A at 10 kHz to support high‑frequency power conditions.
• Screw Terminal Mounting — Radial can package with screw terminals for secure electrical and mechanical connections in power assemblies.
• Mechanical Dimensions — Physical size L: 14.5 × D: 9 cm with a maximum seated height of 5.709 inch, suitable for rack and chassis mounting with supplied brackets.
• Reliability & Safety Tests — Meets insulation resistance and voltage proof criteria (insulation resistance >100 MΩ at DC 500 V; no abnormality at AC 2500 V for 1 minute) as specified in the datasheet.
• Endurance & Charge‑Discharge Behavior — Meets capacitance, tan δ, and leakage current limits after endurance testing including 5000 hours at 105°C under rated ripple and extensive charge‑discharge cycling per datasheet conditions.
• RoHS Compliant — Conforms to RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial Inverter Power Supplies — Energy storage and smoothing in inverter front‑ends and DC bus circuits for industrial drives.
• AC Servomotor Regenerative Circuits — Handles high-frequency regenerative voltages and pulse currents common in servo and motion control systems.
• General Inverter and Motor Drive Systems — Bulk capacitance for DC link and energy buffering in motor controllers and power conversion equipment.
• High‑Speed Charge/Discharge Systems — Designed to cope with rapid charge–discharge loading scenarios encountered in power electronics and pulse applications.

Unique Advantages

• High Voltage Capability: Rated voltage range up to DC 525 V enables use in higher-voltage DC bus designs while the specific part is rated at 500 V.
• Compact High‑Voltage Form Factor: Marketed as "High Voltage, Smaller Sized," offering high capacitance in a comparatively compact screw‑terminal can.
• Long Thermal Life: 5000 hours load life at 105°C under ripple current provides predictable performance in hot operating environments.
• Strong Ripple Performance: Published ripple current values at 120 Hz and 10 kHz let designers size cooling and ripple margins with confidence.
• Secure Screw-Terminal Connections: Screw terminals and separate brackets simplify mounting and ensure robust electrical connections in industrial assemblies.
• Tested Endurance and Charge‑Discharge Reliability: Meets specified limits after extended endurance and charge–discharge testing described in the datasheet.

Why Choose LNU2H562MSEJ?

LNU2H562MSEJ is positioned for engineers designing inverter drives, regenerative motor systems, and industrial power supplies that require substantial DC link capacitance at high voltage and elevated temperatures. Its combination of 5600 µF capacitance, 500 V rating, robust ripple handling, and 5000‑hour high‑temperature life addresses the reliability and performance needs of demanding power-electronic applications.

Choose this Nichicon LNU series screw‑terminal capacitor when you need a proven, high-voltage electrolytic solution for long-term service in high-frequency, high‑stress power environments where secure terminations and predictable endurance are essential.

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