LQR2V472MSEFBN

The LQR2V472MSEFBN is a screw‑terminal aluminum electrolytic capacitor providing 4700 µF capacitance at a 350 V rating, designed for high‑speed charge/discharge duty. It is a polarized, radial can package with screw terminals intended for power electronics environments.

Engineered for applications with regenerative or fluctuating voltages, this capacitor is well suited to AC servomotor regenerative circuits, general inverters and rectifier/voltage‑doubler circuits. Key value comes from its high ripple capability, long endurance at elevated temperature, and robust screw‑terminal mounting for secure power connections.

Key Features

• Capacitance & Voltage — Rated at 4700 μF and 350 V for energy storage in power conversion and regenerative circuits.
• Screw‑Terminal Mounting — Radial can with screw terminals for secure mechanical and electrical connection in high‑current power assemblies.
• High‑Speed Charge/Discharge — Series design targeted for high frequency regenerative voltage applications (AC servomotor, general inverter) and rectifier/voltage doubler circuits.
• Operating Temperature — Specified for −25 °C to +85 °C operation with endurance rated at 5000 hours at 85 °C.
• Ripple Current Capability — Rated ripple current of 17 A at 120 Hz and 23.8 A at 10 kHz to support high dynamic currents in power systems.
• Electrical Stability & Endurance — Endurance requirements: capacitance change within ±20% and leakage current not exceeding initial specified values after endurance testing per series specification.
• RoHS Compliant — Manufactured in compliance with the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• AC Servomotor Regeneration — Handles high frequency regenerative voltages found in servo drives, supporting energy absorption and reuse.
• General Inverters — Provides bulk energy storage and ripple handling for inverter DC bus and power conversion stages.
• Rectifier / Voltage Doubler Circuits — Suited for rectifier circuits including voltage doubler topologies where reliable DC smoothing is required.
• Equipment in Fluctuating Voltage Environments — Designed for systems exposed to unstable supply conditions where robust charge/discharge endurance is needed.

Unique Advantages

• High energy capacity at elevated voltage: 4700 μF at 350 V provides substantial DC bus energy for power electronics designs.
• Strong ripple handling: Specified ripple currents of 17 A (120 Hz) and 23.8 A (10 kHz) help manage both low‑frequency and high‑frequency ripple components.
• Screw‑terminal robustness: Screw terminals and radial can packaging enable secure electrical connections and straightforward installation in power racks and panels.
• Designed for rapid charge/discharge: Series focus on high‑speed charge/discharge behavior supports regenerative and dynamic power applications.
• Long endurance at rated temperature: 5000 hours endurance at 85 °C ensures sustained performance in thermal stress conditions.
• Regulatory compliance: RoHS compliance supports deployment in regions requiring restricted substance adherence.

Why Choose LQR2V472MSEFBN?

The LQR2V472MSEFBN combines high capacitance and a 350 V rating with screw‑terminal packaging and demonstrated endurance for demanding power electronics. Its ripple current capability and high‑speed charge/discharge orientation make it appropriate for regenerative drives, inverters and rectifier circuits where reliable DC energy buffering and frequent dynamic cycling are required.

This part is targeted at engineers and procurement teams designing industrial and power conversion equipment that require a durable, RoHS‑compliant aluminum electrolytic solution with robust mounting and proven endurance characteristics.

Request a quote or submit an inquiry to discuss availability, lead times and to get pricing information for LQR2V472MSEFBN. Our team can provide further technical details and support to help integrate this capacitor into your design.