LGX2H680MELZ30

The LGX2H680MELZ30 is a snap‑in terminal aluminum electrolytic capacitor designed for high‑temperature, long‑life power applications. It provides 68 µF capacitance at a 500 V rating in a compact radial can with snap‑in mounting.

Built for power conversion environments, this capacitor is suited to rectifier circuits in inverters and switching power supplies and offers long endurance under rated ripple current at elevated temperatures. It is RoHS compliant.

Key Features

• Electrical Characteristics — 68 µF nominal capacitance with ±20% tolerance (measured at 120 Hz, 20°C) and a 500 V rated voltage.
• High‑Temperature Endurance — Rated for operation from −25°C to +105°C with long‑life assurance of 5000 hours under D.C. bias plus rated ripple current at 105°C.
• Ripple Current Capability — Rated ripple current of 590 mA at 120 Hz and 843.7 mA at 50 kHz for effective filtering and smoothing in power circuits.
• Leakage Current Specification — Leakage current specified as I ≤ 3√(C·V) µA after 5 minutes’ application of rated voltage at 20°C, enabling predictable bias behavior.
• Loss and Low‑Temperature Stability — Tangent of loss angle (tan δ) maximum of 0.20 for 450–500 V range; impedance ratio Z(−25°C)/Z(+20°C) up to 8 for the 400–500 V range.
• Mechanical and Mounting — Snap‑in radial can package for robust board retention and straightforward assembly; compact dimensions L: 3.0 cm × D: 2.2 cm.
• Endurance and Shelf Life — After 5000 hours at 105°C under rated conditions, capacitance change remains within ±20%, tan δ ≤ 200% of initial, and leakage current ≤ initial specified value; shelf life specification provides recovery after 1000 hours at 105°C with defined limits.
• Compliance — Conforms to RoHS directive (2011/65/EU, (EU)2015/863).
• Polarized — Designed for DC filtering and rectifier applications where polarized capacitance is required.

Typical Applications

• Switching Power Supplies — Use for DC smoothing and energy storage in rectifier and filter stages of switching supplies where 500 V rating and high ripple capability are required.
• General Inverters — Suitable for rectifier circuits in inverter systems requiring long life at elevated temperatures and reliable ripple handling.
• Industrial Power Conversion — Applied in industrial converters and power modules that demand stable capacitance and controlled leakage under prolonged thermal stress.
• General Purpose Power Electronics — Fits assorted general‑purpose power applications needing polarized, high‑voltage capacitors in a compact snap‑in package.

Unique Advantages

• Long‑life at 105°C: Engineered to withstand 5000 hours of rated ripple current at 105°C, providing predictable long‑term performance in hot operating environments.
• High Voltage Capability: 500 V rating enables use in high‑voltage DC link and rectifier stages without upsizing to larger components.
• Compact Snap‑in Form Factor: Radial, snap‑in can with a 3.0 cm × 2.2 cm footprint simplifies board layout and offers secure mechanical retention.
• Defined Ripple Handling: Specified ripple currents at both 120 Hz (590 mA) and 50 kHz (843.7 mA) support designers in selecting appropriate bulk and smoothing capacitance for different switching frequencies.
• Predictable Leakage Behavior: Leakage current limited by the specified I ≤ 3√(C·V) µA formula for reproducible bias characteristics after voltage application.
• RoHS Compliant: Meets RoHS requirements, supporting regulatory and environmental goals for electronic assemblies.

Why Choose LGX2H680MELZ30?

The LGX2H680MELZ30 combines a 500 V rating and 68 µF capacitance with a snap‑in radial package engineered for long service at elevated temperatures. Its endurance specification—5000 hours at 105°C under rated ripple current—makes it a practical choice for designers of inverters, switching power supplies, and industrial power electronics who need durable, predictable bulk capacitance.

With clear electrical and endurance specifications, RoHS compliance, and compact mechanical dimensions, this capacitor is suited to teams seeking reliable long‑term performance and straightforward assembly in medium‑to‑high voltage power systems.

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