LNC2H332MSEH

The LNC2H332MSEH is a screw-terminal aluminum electrolytic capacitor from Nichicon’s LNC series. It delivers 3.3 mF (3300 µF) capacitance at a 500 V rating in a compact radial can with screw terminals, optimized for high ripple and high-frequency charge–discharge environments.

Designed for industrial power electronics, the LNC2H332MSEH is suitable for inverter circuitry, high-frequency regenerative voltage applications such as AC servomotors, and other general-purpose industrial power supplies where long load life and elevated ripple handling are required.

Key Features

• Electrical Performance — Rated capacitance 3.3 mF (±20%) with 500 V rated voltage and polarized terminals for DC applications.
• High Ripple Current — Handles 17.8 A ripple at 120 Hz and 24.92 A at 100 kHz, supporting heavy AC ripple and high-frequency loading.
• Endurance and Lifetime — Load life specified as 5000 hours at 85°C when subjected to rated ripple current and DC bias; designed to meet endurance criteria for capacitance, tan δ, and leakage current after life test.
• Thermal Range — Operating temperature range from −40°C to +85°C for broad industrial applicability.
• Mechanical / Package — Radial can with screw terminals, printed marking on black sleeve, and dimensions L: 10.5 × D: 7.62 cm for compact installation where screw-terminal mounting is required.
• Leakage & Insulation — Leakage current after 5 minutes at rated voltage is ≤ 3√V (µA) or 5 mA (whichever is smaller); insulation resistance >100 MΩ at DC 500 V between terminal and bracket, and withstanding AC 2500 V for 1 minute without abnormality.
• Compliance — RoHS compliant in accordance with the provided product data.

Typical Applications

• Industrial Inverters and Power Supplies — Provides energy buffering and smoothing in inverter circuits where high DC voltage and substantial ripple currents occur.
• AC Servo Drives / Regenerative Systems — Suited for high-frequency regenerative voltage handling in servo and motor-drive systems.
• High-Frequency Charge–Discharge Circuits — Designed to cope with rapid charge–discharge loading common in pulse and power-conversion circuits.
• General-Purpose Industrial Electronics — Use where robust DC bulk capacitance, screw-terminal mounting, and long operational life are required.

Unique Advantages

• High ripple handling capability: Specified ripple currents at both 120 Hz and 100 kHz allow reliable operation under heavy AC and high-frequency stress.
• Long load life at elevated temperature: 5000 hours at 85°C under rated ripple and DC bias provides predictable longevity in demanding applications.
• Compact screw-terminal package: Radial can with screw terminals and the listed dimensions enable secure electrical and mechanical connections in constrained assemblies.
• Robust leakage and insulation performance: Clear leakage current limits and insulation resistance criteria support dependable long-term use in high-voltage systems.
• Designed for high-frequency regenerative use: Series-level design notes indicate suitability for regenerative voltages and rapid charge–discharge cycles typical of motor drives.
• RoHS compliant: Meets regulatory material restrictions for environmentally conscious designs.

Why Choose LNC2H332MSEH?

The LNC2H332MSEH combines high-voltage bulk capacitance with elevated ripple-current capability and a screw-terminal radial package, making it a practical choice for industrial power conversion and regenerative systems. Its defined endurance (5000 hours at 85°C), operating temperature range (−40°C to +85°C), and explicit leakage/insulation specifications provide engineers with measurable criteria for design and reliability planning.

This capacitor suits designers and procurement teams specifying components for inverter circuitry, servo drives, and other high-frequency power applications that demand compact form factor, strong ripple performance, and series-backed endurance characteristics from Nichicon’s LNC family.

Request a quote or contact sales to discuss availability, lead times, and to obtain pricing or samples for the LNC2H332MSEH.