LGJ2G221MELC20

The LGJ2G221MELC20 is a snap-in terminal aluminum electrolytic capacitor designed for high-voltage, low-profile applications. It provides 220 µF capacitance at a 400 V rating with polarized construction and tray packing for production handling.

Engineered for demanding operating environments, this capacitor offers a wide operating temperature range and extended endurance, delivering practical bulk energy storage and filtering performance where elevated temperature and robust mounting are required.

Key Features

• Capacitance & Voltage — 220 µF rated capacitance at 400 V provides substantial bulk capacitance for high-voltage rails.
• High-Temperature Endurance — Specified for operation up to 105°C with a lifetime of 3000 hours at 105°C, supporting sustained elevated-temperature use.
• Low-Profile, Compact Size — φ35 × 20 mm can-style package in a low-profile form factor suitable for constrained enclosures.
• Snap-In Mounting — Radial, can snap-in package enables secure board or chassis attachment for reliable mechanical retention.
• Leakage & Tolerance — Specified leakage current of 0.88 mA and capacitance tolerance of ±20% for predictable electrical behavior.
• Ripple Current Capability — Rated ripple current values of 1.21 A at 120 Hz and 1.73 A at 50 kHz to support AC ripple and switching applications.
• Polarized Construction — Polar capacitor suitable for DC filtering and energy storage applications that require polarized electrolytics.
• Packaging — Supplied in tray packing for ease of handling in assembly processes.

Typical Applications

• Power Supply Filtering — Bulk smoothing and decoupling on 400 V rails where 220 µF capacitance and high-voltage rating are required.
• Industrial Power Conversion — Energy storage and ripple attenuation in high-voltage converters and rectifier circuits operating at elevated temperatures.
• High-Voltage DC Link — Capacitor for DC link and energy buffer applications that need substantial capacitance at 400 V and reliable high-temperature endurance.

Unique Advantages

• High-Voltage, High-Capacitance in One Package: 220 µF at 400 V balances bulk energy storage with a compact low-profile form factor.
• Designed for Elevated Temperatures: 105°C maximum operating temperature and 3000-hour endurance at 105°C offer predictable lifetime in hot environments.
• Robust Mechanical Mounting: Snap-in, radial can construction provides secure retention for chassis or board mounting under mechanical stress.
• Measurable Ripple Handling: Specified ripple current ratings at 120 Hz and 50 kHz allow designers to size capacitors against actual ripple loads.
• Production-Friendly Packaging: Tray packing simplifies handling and placement during assembly and test operations.
• Clear Electrical Specification Set: Polarized design, ±20% capacitance tolerance, and defined leakage current enable straightforward electrical integration and margining.

Why Choose LGJ2G221MELC20?

The LGJ2G221MELC20 positions itself as a practical solution for designers needing high-voltage bulk capacitance in a low-profile, mechanically robust package. Its combination of 220 µF at 400 V, elevated temperature rating to 105°C, and defined ripple and leakage specifications make it suitable for high-voltage power supplies, DC link buffering, and industrial power systems where predictable endurance matters.

For engineers and procurement teams, this part offers a clear specification set and production-ready tray packing, supporting smoother integration into assemblies that require polarized aluminum electrolytic capacitance with reliable thermal and electrical behavior.

Request a quote or submit a technical inquiry to discuss availability, lead times, and volume pricing for the LGJ2G221MELC20. Our team can provide additional ordering and packaging details to support your design and production planning.