LQR2W562MSEJ

The LQR2W562MSEJ is an aluminum electrolytic capacitor in Nichicon's LQR series, featuring a screw-terminal radial can construction. It provides 5.6 mF (5600 µF) capacitance at a 450 V rating with ±20% tolerance, engineered for demanding power electronics environments.

Designed for applications such as inverters, AC servomotor systems and high-voltage rectifier circuits, this part delivers high ripple handling, long endurance at elevated temperature, and a robust screw-terminal interface for reliable power connections.

Key Features

• Capacitance & Voltage: 5.6 mF (5600 µF) nominal capacitance at 450 V rated voltage with ±20% tolerance, suitable for high-voltage DC link and energy storage roles.
• High Ripple Current Capability: 19.1 A at 120 Hz (low frequency) and 26.74 A at 10 kHz (high frequency), providing strong performance under continuous ripple stress.
• Low Loss Tangent: tan δ = 0.15, supporting efficient operation with reduced dielectric losses under rated conditions.
• Leakage Current: Specified leakage current of 4760 µA, measurable after rated voltage application.
• Endurance & Charge‑Discharge Durability: 5000 hours at 85°C endurance under D.C. bias plus rated ripple current; also specified for 20 million charge-discharge cycles (ΔV = 0.3 × rated voltage, 3 Hz) with performance retention.
• Operating Temperature Range: Rated for −25°C to +85°C, enabling use across a broad thermal envelope.
• Robust Mechanical Package: φ90 × 130L can with screw terminals (radial, can - screw terminals) for secure electrical and mechanical connections in power systems.
• Compliance & Packaging: RoHS compliant and supplied in cardboard packing; listed as mass production status by the manufacturer.

Typical Applications

• Industrial Inverters & AC Servomotors: Used in DC-link and regenerative circuits to handle high-frequency regenerative voltage and large ripple currents.
• Voltage Doubler & Rectifier Circuits: Suitable for rectifier circuits including voltage doubler topologies where high-voltage capacitance and endurance are required.
• Power Conversion Equipment: Employed in general inverter systems and equipment operating in areas with fluctuating voltages to stabilize DC rails and buffer energy.

Unique Advantages

• High ripple current handling: 19.1 A (120 Hz) and 26.74 A (10 kHz) ratings reduce stress on the DC bus and improve thermal margin in high-switching environments.
• Long high-temperature life: 5000 hours at 85°C under rated conditions supports extended service life in elevated-temperature installations.
• Durable mechanical connection: Screw-terminal radial can construction delivers reliable, low-resistance termination for high-current power paths.
• Charge-discharge endurance: Specified endurance for 20 million cycles at defined ΔV offers proven durability for frequent cycling applications.
• Clear physical footprint: φ90 × 130L package provides a defined form factor for compact high-voltage module designs.
• Regulatory compliance: RoHS compliant construction simplifies use in regions requiring restricted substance conformity.

Why Choose LQR2W562MSEJ?

The LQR2W562MSEJ combines high-voltage capability (450 V), substantial capacitance (5600 µF), and high ripple ratings to meet the needs of power conversion and regenerative applications. Its screw-terminal can package and specified endurance at 85°C make it well suited to industrial inverter designs, servo drives, and rectifier circuits where robust energy buffering and frequent charge-discharge cycles are required.

Backed by Nichicon's LQR series specifications and RoHS compliance, this capacitor is appropriate for engineers and procurement teams designing systems that require a reliable, high-voltage electrolytic solution with measurable long-term performance characteristics.

If you would like pricing, availability, or a formal quote for LQR2W562MSEJ, please submit a request or contact our sales team to receive a quote and support for your design requirements.