LGY1E183MELC35

The LGY1E183MELC35 is a snap‑in terminal aluminum electrolytic capacitor with a rated capacitance of 18,000 µF and a rated voltage of 25 V. It is designed for long‑life operation in industrial applications and other general‑purpose power systems.

Engineered as part of Nichicon’s LGY series, this capacitor delivers long‑life assurance with endurance specified at 5000 hours at 105°C and is supplied in tray packing for volume production environments.

Key Features

• High Capacitance — 18,000 µF nominal capacitance for bulk energy storage and smoothing in power rails.
• Rated Voltage — 25 V DC rating suitable for mid‑level DC bus and power supply applications.
• Long‑life Endurance — Specified to withstand 5000 hours of D.C. bias plus rated ripple current at 105°C with defined post‑test limits for capacitance, tan δ and leakage current.
• Wide Operating Temperature — Operational range from −40°C to +105°C for use across varied industrial environments.
• Ripple Current Capability — Rated ripple current of 3.1 A at 120 Hz and 3.565 A at 50 kHz to support filtering under load; frequency coefficients available in the series datasheet.
• Mechanical Style — Snap‑in radial can package (φ35 × 35 mm) for secure board mounting and high current handling.
• Polarized Electrolyte — Polar capacitor construction; observe polarity during installation.
• RoHS Compliant — Meets RoHS directive requirements specified for the series.

Typical Applications

• Industrial Power Supplies — Bulk smoothing and energy reserve for DC bus and power conditioning in industrial converters and supplies.
• Ballast Equipment — Designed for use in ballast applications where long life and stable performance at elevated temperatures are required.
• General‑Purpose Power Filtering — Bulk capacitance for stabilization, decoupling and ripple reduction in general electronic equipment and power modules.

Unique Advantages

• Long‑term Reliability: Endurance defined at 5000 hours at 105°C provides a measurable lifetime metric for design planning.
• High Energy Density in a Compact Can: 18,000 µF in a 35 mm × 35 mm package offers substantial capacitance where board space is limited.
• Robust Ripple Handling: Specified ripple current at both low and high frequency (3.1 A at 120 Hz, 3.565 A at 50 kHz) supports demanding filtering tasks.
• Wide Temperature Range: −40°C to +105°C rating enables deployment across a broad set of operating conditions.
• Manufacturing Ready: Tray packing and mass production availability simplify procurement and assembly for volume manufacturing.
• Verifiable Electrical Limits: Leakage current and tan δ limits are specified (including leakage formula I ≤ 3√CV after 5 minutes at 20°C), enabling predictable electrical behavior.

Why Choose LGY1E183MELC35?

The LGY1E183MELC35 combines large capacitance, robust ripple capability and a long‑life 105°C endurance rating in a snap‑in radial can optimized for industrial and general‑purpose power designs. Its electrical and mechanical specifications provide clear, verifiable metrics for designers budgeting lifetime, thermal stress and ripple performance.

This capacitor is appropriate for engineers specifying bulk energy storage and smoothing components in power supplies, ballast gear and other equipment where long operating life and stable performance at elevated temperature are important. RoHS compliance and tray packing support high‑volume production and regulatory requirements.

Request a quote or submit an inquiry to receive pricing, lead‑time and sample availability for the LGY1E183MELC35.