LGY1K472MELC35

The LGY1K472MELC35 is an aluminum electrolytic capacitor in Nichicon’s LGY series featuring a snap‑in terminal radial can. It delivers 4.7 mF capacitance at an 80 V rating and is designed for long‑life operation under high ripple conditions.

Targeted at industrial power systems, the LGY1K472MELC35 is suited for applications such as industrial power supplies and ballast circuits where dependable performance, high ripple endurance and extended operating temperature capability are required. It is RoHS compliant.

Key Features

• Capacitance & Voltage — 4.7 mF (4,700 µF) nominal capacitance with an 80 V rated voltage and ±20% tolerance at 120 Hz, 20°C.
• Long‑Life Endurance — Part of the LGY long life assurance series; specified to withstand 5000 hours of D.C. bias plus rated ripple current at 105°C.
• High Ripple Handling — Rated ripple current values include 2.9 A at 120 Hz and 3.335 A at 50 kHz for the specific part, and the series provides frequency coefficients for higher frequencies.
• Wide Temperature Range — Operating temperature range from −40°C to +105°C to accommodate industrial ambient conditions.
• Snap‑In Radial Can — Snap‑in terminal, radial can package (L: 3.5 × D: 3.5 cm) for secure PCB mounting and mechanical stability in power assemblies.
• Polarized Electrolytic — Polarized capacitor suitable for DC smoothing and bulk energy storage roles.
• Regulatory Compliance — RoHS compliant (2011/65/EU, (EU)2015/863).

Typical Applications

• Industrial Power Supplies — Bulk smoothing and energy storage where long ripple endurance and high operating temperature capability are needed.
• Ballast Circuits — Designed for ballast applications requiring sustained ripple current handling and long life at elevated temperatures.
• General Purpose Power Electronics — Use in general purpose DC filtering and decoupling tasks within industrial and commercial equipment.

Unique Advantages

• Designed for continuous high‑ripple operation: Specified endurance of 5000 hours at 105°C under rated ripple current supports reliable long‑term operation in demanding power environments.
• Measured ripple ratings: Published ripple current values (2.9 A at 120 Hz; 3.335 A at 50 kHz) allow engineers to select the capacitor with quantifiable ripple capability for their design.
• Robust mounting: Snap‑in radial can construction provides secure mechanical retention for power assemblies and simplifies PCB assembly.
• Wide ambient tolerance: −40°C to +105°C operating range maintains capacitance functionality across common industrial temperature extremes.
• Space‑efficient form factor: 3.5 × 3.5 cm can size delivers substantial bulk capacitance in a compact package for constrained layouts.
• RoHS compliance: Meets RoHS directive requirements for environmental and regulatory compatibility.

Why Choose LGY1K472MELC35?

The LGY1K472MELC35 combines high bulk capacitance (4.7 mF) with an 80 V rating and the LGY series’ long life assurance, making it a practical choice for engineers designing industrial power supplies, ballast circuits, and other general purpose power electronics that demand sustained ripple performance at elevated temperatures. Its snap‑in radial can package and quantified ripple current specifications make it straightforward to integrate and validate in power subsystems.

Manufactured by Nichicon as part of the LGY series, this capacitor offers a clear specification set—capacitance, voltage, ripple ratings, operating temperature and endurance—so designers can make verifiable tradeoffs for reliability and long‑term operation in their systems.

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