LGU2W820MELY

The LGU2W820MELY is an aluminum electrolytic, snap-in terminal capacitor from Nichicon’s LGU series. It provides 82 µF capacitance at a 450 V rating in a compact φ20 × 35 mm snap-in can, designed for general-purpose power applications.

Engineered for sustained operation at elevated temperatures, this part withstands rated ripple current for 3000 hours at 105°C and is RoHS compliant, making it suitable for designs requiring high-voltage filtering, energy storage, and robust ripple handling in industrial and commercial equipment.

Key Features

• Capacitance & Voltage — 82 µF nominal capacitance with a 450 V rated voltage and ±20% tolerance at 120 Hz, 20°C.
• High-temperature Endurance — Rated for 3000 hours at 105°C with DC bias plus rated ripple current; meets the LGU series endurance criteria.
• Ripple Current Handling — Low-frequency ripple current 640 mA (120 Hz) and high-frequency ripple current 915.2 mA (50 kHz), supporting effective ripple smoothing across common power frequencies.
• Leakage & Dissipation — Specified leakage current of 570 µA and tangent of loss angle (tan δ) of 0.2 measured at 120 Hz, 20°C (450 V rating), enabling predictable dissipation behavior.
• Temperature Range — Operating temperature from −25°C to +105°C, supporting high-temperature environments for 315–450 V parts in the LGU family.
• Package & Mounting — Snap-in radial can (φ20 × 35 mm) for secure PCB mounting; supplied in tray packing and available in mass production.
• Regulatory — RoHS compliant.

Typical Applications

• High-voltage power filtering — Bulk smoothing and filtering on high-voltage DC buses where a 450 V rated capacitor is required.
• Industrial power supplies — Energy storage and ripple suppression in general-purpose industrial and commercial power supply designs.
• DC link and energy buffering — Support for DC link and intermediate energy storage in equipment that uses snap-in radial capacitors for reliable mounting.

Unique Advantages

• 450 V rating: Enables use in higher-voltage circuits without changing capacitor form factor, simplifying design choices for high-voltage systems.
• 3000-hour endurance at 105°C: Proven long-term performance under rated ripple conditions for reliable high-temperature operation.
• Strong ripple capability: Specified ripple current values at both low and high frequencies support effective noise and ripple control across common switching and line frequencies.
• Compact snap-in package: φ20 × 35 mm radial can with snap-in terminals provides secure PCB mounting and straightforward assembly for power electronics.
• Predictable electrical behavior: Defined tan δ and leakage current figures allow straightforward thermal and loss budgeting in power designs.
• Production readiness: Tray packing and mass production status support consistent supply for volume manufacturing.

Why Choose LGU2W820MELY?

LGU2W820MELY combines a high 450 V rating with robust ripple handling and 3000-hour endurance at 105°C, offering a reliable solution for general-purpose high-voltage filtering and energy storage. Its compact φ20 × 35 mm snap-in package and clear electrical specifications make it straightforward to integrate into industrial and commercial power designs.

Manufactured by Nichicon as part of the LGU series and supplied in tray packing for production use, this capacitor is suited to engineers seeking a proven, RoHS-compliant component with defined high-voltage and high-temperature performance.

If you need pricing, availability, or a formal quote for LGU2W820MELY, submit a request for a quote or contact sales to discuss lead times and volume options.