LNC2W472MSEG

The LNC2W472MSEG is a screw-terminal aluminum electrolytic capacitor in Nichicon's LNC series, designed for high-ripple, high-voltage applications. It offers a 4700 µF capacitance at a 450 V rating and is built for screw-terminal mounting in radial can packages.

Engineered for industrial power electronics, this capacitor targets inverter circuitry, AC servomotor regenerative circuits and other high-frequency charge-discharge applications that require compact size, sustained ripple handling and long operational life at elevated temperatures.

Key Features

• Capacitance & Voltage — 4700 µF nominal capacitance with a 450 V rated voltage and ±20% tolerance, suitable for DC link and high-voltage bus applications.
• High Ripple Current — Rated ripple current of 19.2 A at 120 Hz and 26.88 A at 100 kHz, enabling heavy ripple loading across low- and high-frequency conditions.
• Thermal and Lifetime — Operating temperature range −40°C to +85°C with a specified load life of 5000 hours at 85°C under rated ripple current.
• Package & Mounting — Radial can with screw terminals for robust, serviceable connections in industrial assemblies; physical size L: 14.5 cm × D: 6.35 cm.
• Endurance & Charge-Discharge — Designed to withstand high-speed charge-discharge cycles; series data include endurance after 50 million charge-discharge cycles (ΔV = rated × 0.3, 3 Hz).
• Reliability Tests — Insulation resistance >100 MΩ at DC 500 V between terminal and bracket and voltage proof of AC 2500 V for 1 minute as per series specifications.
• RoHS Compliance — Compliant with the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial Power Supplies — Suited for inverter circuitry and DC link stages where compact, high-voltage capacitance with strong ripple capability is required.
• Motor Drives & Servomotors — Suitable for high-frequency regenerative voltage circuits in AC servomotor and drive systems.
• High-Speed Charge-Discharge Systems — Designed to cope with heavy loading from fast charge-discharge events in power-conversion equipment.
• General Inverter Circuits — Provides stable capacitance and endurance under continuous ripple stress in inverter topologies.

Unique Advantages

• Smaller size with high ripple capability: LNC series construction delivers a reduced footprint compared to related types while maintaining elevated ripple current handling.
• Verified ripple performance across frequencies: Explicit ripple ratings at 120 Hz and 100 kHz allow designers to size the capacitor for both mains-frequency and high-frequency switching environments.
• Long operational life at elevated temperature: 5000 hours load life at 85°C under rated ripple current supports reliable long-term operation in industrial settings.
• Robust electrical isolation and dielectric proof: Insulation resistance and AC voltage proof requirements in the series specification contribute to secure mounting and operation between terminal and bracket.
• Durable under repetitive cycling: Endurance specifications include performance after extensive charge-discharge cycles, supporting applications with frequent voltage swings.
• Regulatory compliance: RoHS-compliant construction simplifies integration into regulated product lines.

Why Choose LNC2W472MSEG?

LNC2W472MSEG combines high-voltage capacitance with proven ripple handling and long life at elevated temperature, making it well suited to industrial power-conversion designs such as inverters and motor drive regenerative circuits. Its screw-terminal radial can package offers dependable electrical connection and serviceability for heavy-duty installations.

For engineers specifying DC link or high-ripple components, this part delivers verifiable ripple ratings, endurance data and series-level electrical tests that support robust system design and predictable long-term performance.

Request a quote or submit an inquiry to evaluate LNC2W472MSEG for your next power-electronics design and receive detailed ordering and availability information.