LNC2G182MSEF

The LNC2G182MSEF is a screw-terminal aluminum electrolytic capacitor designed for industrial power electronics. It is a polarized, radial can capacitor with a screw-terminal interface that supports high ripple currents and high-speed charge–discharge loading.

This part targets industrial power supplies, inverter circuitry and regenerative motor drives where high ripple handling, long endurance and compact packaging are required. Key value propositions include high ripple-current capability, a 5000-hour rated life at 85°C, and RoHS compliance.

Key Features

• Capacitance & Rated Voltage — 1.8 mF (1800 µF) rated at 400 V with ±20% tolerance (120 Hz, 20°C).
• Screw Terminal, Radial Can Package — Screw-terminal mounting for secure electrical and mechanical connection; package dimensions Ø51 mm × 85 mm (L: 8.5 × D: 5.1 cm).
• High Ripple-Current Capability — 12.0 A low-frequency ripple (120 Hz) and 16.8 A high-frequency ripple (100 kHz) ratings to handle demanding power converter currents.
• Endurance — Rated for 5000 hours at 85°C with ripple current applied; meets endurance criteria for capacitance, tan δ and leakage current after the life test.
• Loss and Leakage Characteristics — tan δ of 0.2 (loss tangent) at 20°C and 120 Hz; specified leakage current value of 2540 µA.
• Temperature Range and Stability — Operating range –40°C to +85°C; impedance stability characterized with Z(–40°C)/Z(+20°C) up to 8 per series specification.
• Charge–Discharge Robustness — Designed to cope with high-speed charge–discharge loading and regenerative voltage environments per series specifications.
• Regulatory — Compliant with RoHS (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial Power Supplies for Inverter Circuitry — Provides bulk energy storage and ripple suppression in inverter front-ends and DC link stages.
• AC Servomotor Regenerative Circuits — Handles high-frequency regenerative voltage and rapid charge–discharge events in servo and drive systems.
• General Inverters and Motor Drives — Suited for inverter topologies requiring high ripple-current capability and extended operational life.
• High-Speed Charge–Discharge Systems — Applicable where frequent charge/discharge cycles and high ripple currents are present.

Unique Advantages

• High Ripple-Current Handling: 12 A at 120 Hz and 16.8 A at 100 kHz support demanding AC and switching loads, reducing temperature rise under ripple stress.
• Long Rated Life: 5000 hours at 85°C under rated ripple conditions provides proven endurance for continuous industrial operation.
• Compact Screw-Terminal Form Factor: Radial can with screw terminals combines a secure connection method with a compact footprint (Ø51 × 85 mm) for panel- or chassis-mounted designs.
• Stable Performance Across Temperature: Operates from –40°C to +85°C with specified impedance stability (Z(–40°C)/Z(+20°C) ≤ 8), supporting broad environmental conditions.
• Designed for Regenerative and High-Speed Loads: Series-level design supports high-speed charge–discharge and regenerative voltage use cases common in industrial drives.
• RoHS Compliant: Meets RoHS directive requirements for environmental and regulatory consistency.

Why Choose LNC2G182MSEF?

The LNC2G182MSEF positions itself as a robust aluminum electrolytic solution for industrial power electronics that require high ripple-current capability, compact screw-terminal mounting, and long operational life. Its combination of 1.8 mF capacitance at 400 V, elevated ripple ratings at both low and high frequencies, and 5000-hour endurance at 85°C makes it well suited for inverter links, motor drives and regenerative circuits.

Designers seeking a proven, RoHS-compliant capacitor for applications with frequent charge–discharge cycles or high ripple stress will find the LNC2G182MSEF offers predictable electrical behavior and mechanical reliability for medium- to heavy-duty industrial deployments.

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