LNU2G153MSEJBN

The LNU2G153MSEJBN is a screw-terminal aluminum electrolytic capacitor designed for industrial power electronics. It provides 15 mF capacitance at a 400 V DC rating in a radial can with secure screw terminals, optimized for inverter circuitry and high-frequency regenerative voltage applications.

Engineered for elevated operating conditions, this capacitor supports a –40 °C to +105 °C temperature range and a 5000 hour load life at 105 °C under rated ripple current, making it suitable for demanding power-supply and motor-drive environments.

Key Features

• Screw-terminal radial can Robust mechanical connection for high-current, secure installations in industrial equipment.
• 400 V rated voltage (LNU series up to DC525 V) Part rated at 400 V DC; the LNU series supports high-voltage designs up to DC525 V.
• High capacitance: 15 mF Large energy storage for smoothing, energy buffering and regenerative circuits.
• Wide temperature range and high-temperature endurance Operational from –40 °C to +105 °C with a specified load life of 5000 hours at 105 °C under rated ripple current.
• High ripple-current capability Handles 33.5 A at 120 Hz and 46.9 A at 10 kHz, enabling use in high-frequency switching and inverter applications.
• Charge–discharge durability Specified to meet performance requirements after 50 million charge–discharge cycles (ΔV = rated voltage ±0.3, 3 Hz).
• Electrical robustness Insulation resistance >100 MΩ at DC 500 V between terminal and bracket and voltage proof of AC 2500 V for 1 minute.
• RoHS compliant Conforms to the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial inverter power supplies — Energy buffering and smoothing for inverter front ends and DC buses in industrial drives.
• AC servomotor regenerative circuits — Handles high-frequency regenerative voltages and rapid charge–discharge cycles common in servo systems.
• General inverters and motor drives — High ripple-current tolerance and elevated temperature endurance for motor-control environments.
• High-frequency switching power supplies — Supports filtering and energy storage where high ripple and frequency demands are present.

Unique Advantages

• High ripple-current handling: Supports 33.5 A (120 Hz) and 46.9 A (10 kHz), reducing thermal stress in high-frequency designs.
• Long life at elevated temperature: 5000 hours at 105 °C under rated ripple current, enabling reliable operation in hot industrial enclosures.
• Secure screw-terminal connections: Facilitates robust mechanical and electrical mounting for high-current assemblies.
• Designed for frequent charge–discharge: Meets endurance criteria after 50 million cycles, suitable for regenerative and energy-recovery systems.
• High-voltage series capability: Part rated at 400 V with the LNU family covering up to DC525 V, providing options for a range of high-voltage designs.
• Compliance and safety-focused electrical specs: Insulation resistance and voltage proof ratings help ensure reliable isolation between terminal and bracket.

Why Choose LNU2G153MSEJBN?

The LNU2G153MSEJBN combines high capacitance, a 400 V rating, and screw-terminal construction with proven high-temperature endurance to meet the needs of industrial inverter, motor drive and regenerative-power designs. Its high ripple-current capability and charge–discharge durability provide measurable benefits in systems that demand frequent energy cycling and robust thermal performance.

For engineers specifying components for heavy-duty power electronics, this Nichicon LNU series part delivers verifiable electrical and mechanical characteristics—reducing redesign risk and supporting long-term system reliability in demanding environments.

Request a quote or contact sales to discuss availability, lead times and application fit for your design.