LNC2W272MTEG

The LNC2W272MTEG is an aluminum electrolytic capacitor in a screw-terminal (stud mount) configuration designed for industrial power electronics. It delivers 2.7 mF capacitance at a 450 V rating and is optimized for high-ripple, high-speed charge–discharge environments.

Targeted at inverter and motor-drive systems, this Nichicon LNC-series device offers a smaller-sized footprint with elevated ripple-current capability and a rated operational life of 5000 hours at 85°C, making it suitable for regenerative and high-frequency power applications.

Key Features

• Capacitance & Voltage: 2.7 mF (2700 µF) nominal capacitance with a 450 V rated voltage and ±20% tolerance.
• Screw Terminal / Stud Mount Package: Radial can with screw terminals and stud bolt mount for robust mechanical and electrical connections in power assemblies.
• Operating Temperature & Lifetime: Rated for –40°C to +85°C with a load-life rating of 5000 hours at 85°C under applied rated ripple current.
• High Ripple-Current Performance: 13.7 A at 120 Hz and 19.18 A at 100 kHz, supporting high-frequency and high-current ripple conditions.
• Designed for High-Speed Charge–Discharge: Specified endurance for 50 million charge–discharge cycles (ΔV = rated × 0.3, 3 Hz) at room temperature.
• Leakage and Insulation Characteristics: Leakage current after 5 minutes is limited to 3√V (µA) or 5 mA, whichever is smaller; insulation resistance >100 MΩ at DC 500 V between terminal and bracket.
• Voltage Withstand: No abnormality specified for AC 2500 V applied for 1 minute between terminal and bracket.
• Size and Mounting Dimensions: Body dimensions L: 9 cm × D: 6.35 cm, with a maximum seated height of 3.543 inches for system integration planning.
• RoHS Compliant: Conforms to RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial Inverter Power Supplies: Bulk and smoothing capacitance in inverter front-ends where high ripple current and long life at elevated temperature are required.
• AC Servomotor Regenerative Circuits: Handling high-frequency regenerative voltages and frequent charge–discharge cycles in servo drives.
• General Inverter Systems: Energy buffering and transient suppression in general-purpose inverter designs for industrial machinery.

Unique Advantages

• High Ripple-Current Capability: Rated ripple currents of 13.7 A (120 Hz) and 19.18 A (100 kHz) reduce thermal stress in high-frequency power circuits.
• Smaller-Sized Design: Engineered to be smaller than comparable LNX/LNK series parts while maintaining higher ripple performance, aiding compact power assemblies.
• Proven Endurance: 5000 hours at 85°C under rated ripple conditions plus 50 million charge–discharge cycles supports demanding duty cycles and long-term reliability.
• Robust Electrical Isolation: High insulation resistance (>100 MΩ at DC 500 V) and AC 2500 V voltage proof between terminal and bracket for dependable isolation in power systems.
• Industrial Temperature Range: –40°C to +85°C rating suits a wide range of industrial ambient conditions where elevated temperatures are expected.
• Compliance-Ready: RoHS conformity supports regulatory requirements for commercial and industrial electronics projects.

Why Choose LNC2W272MTEG?

The LNC2W272MTEG combines a high 450 V rating, substantial 2.7 mF capacitance, and engineered ripple-current capability in a screw-terminal, stud-mount package tailored for industrial inverter and motor-drive applications. Its specification set—including extended endurance at 85°C, charge–discharge robustness, and electrical isolation metrics—makes it a practical choice for power designers needing reliable bulk and regenerative energy handling.

This part is well suited to engineers designing compact, high-ripple power stages for industrial equipment, offering measurable performance characteristics that support predictable thermal and lifetime planning while meeting RoHS requirements.

Request a quote or submit an inquiry to obtain pricing, availability, and ordering information for LNC2W272MTEG.