LQR2G562MSEGBB

The LQR2G562MSEGBB is an aluminum electrolytic capacitor in Nichicon’s LQR series designed for screw-terminal mounting. It provides 5.6 mF capacitance at a 400 V rated voltage and is intended for high-frequency regenerative voltage and inverter applications.

Typical use cases include AC servomotor regenerative circuits, general inverters, rectifier circuits such as voltage doublers, and equipment exposed to fluctuating supply voltages. The device combines high ripple-handling capability and robust endurance for demanding power-electronic environments.

Key Features

• Capacitance & Voltage: 5.6 mF nominal capacitance at a 400 V rated voltage with ±20% tolerance (120 Hz, 20°C).
• Screw Terminal Mounting: Radial can with screw terminals for secure, high-current connections and straightforward field installation.
• High Ripple Current Capability: Rated ripple current of 22 A at 120 Hz and 30.8 A at 10 kHz, supporting both line-frequency and high-frequency regenerative loads.
• Temperature Range & Endurance: Operating temperature −25°C to +85°C with a specified lifetime of 5000 hours at 85°C under rated conditions.
• Charge–Discharge Durability: Qualified for endurance of charge–discharge behavior (20 million cycles at ΔV = rated × 0.3, 3 Hz) with limits on capacitance change, tan δ, and leakage current per series specifications.
• Leakage Current Specification: After 5 minutes’ application of rated voltage, leakage current is specified as not more than 3√(V) μA or 5 mA, whichever is smaller (at 20°C), per the series datasheet.
• Physical Package: Compact radial can with screw terminals; size dimension L: 17 × D: 6.35 cm and robust mounting suitable for power assemblies.
• RoHS Compliant: Meets RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• AC Servomotor Regenerative Circuits: Handles regenerative voltage spikes and high ripple currents typical of servo drives.
• General Inverters: Provides DC-link smoothing and energy buffering for inverter power stages operating in fluctuating voltage environments.
• Rectifier / Voltage Doubler Circuits: Suited for rectifier filter duties, including voltage-doubler configurations requiring high-voltage capacitance.
• Industrial Power Electronics: Applicable where long endurance at elevated temperature and repeated charge–discharge cycles are required.

Unique Advantages

• High-Voltage Handling: 400 V rated voltage supports medium-voltage DC-link and rectifier designs without additional series stacking.
• Robust Ripple Performance: High ripple current ratings at both 120 Hz and 10 kHz enable use in line-frequency and high-frequency regenerative systems.
• Secure Screw-Terminal Connection: Screw terminals provide reliable, low-resistance power connections suitable for industrial assemblies and field servicing.
• Proven Endurance: 5000 hours at 85°C endurance and specified charge–discharge cycle life deliver predictable long-term behavior in demanding applications.
• Controlled Leakage Characteristics: Leakage current limits defined by the series specification allow predictable standby and hold-up behavior after voltage application.
• Regulatory Compliance: RoHS compliance supports deployment in regions and products requiring restricted-substance conformity.

Why Choose LQR2G562MSEGBB?

The LQR2G562MSEGBB positions itself as a durable, high-voltage screw-terminal aluminum electrolytic capacitor for power-electronic systems that demand reliable ripple handling and long life at elevated temperature. Its combination of 5.6 mF capacitance, 400 V rating, and high ripple current capability makes it suitable for DC-link energy buffering, regenerative circuits, and rectifier applications in industrial equipment.

Designers targeting inverter systems, servo drives, and fluctuating-voltage equipment will find the LQR2G562MSEGBB provides measurable endurance and defined leakage and impedance characteristics, supporting predictable system behavior and simplified integration into power assemblies.

Request a quote or contact sales to discuss volume pricing, lead times, and application-specific guidance for integrating the LQR2G562MSEGBB into your design.