LKG2A182MESAAK

The LKG2A182MESAAK is an aluminum electrolytic capacitor in a snap-in terminal (radial can) configuration, optimized for audio equipment. It provides 1.8 mF (1800 µF) capacitance at a 100 V rated voltage with ±20% tolerance and is designed to prioritize high-fidelity sound quality as part of Nichicon's LKG series.

Key operational characteristics include a -40 °C to +85 °C temperature range, 1000 hours endurance at 85 °C, a low-loss specification (tan δ 0.25), and ripple-current handling of 2.85 A at 120 Hz. Note: this specific part is listed as End of Life.

Key Features

• Capacitance & Voltage — 1.8 mF (1800 µF) nominal capacitance with a 100 V rated voltage and ±20% tolerance, suitable for high-voltage audio circuits.
• Audio-grade design — Part of the LKG series developed for high-grade audio equipment with emphasis on sound quality as described in the series documentation.
• Snap-in mounting — Radial, can-style snap-in terminals for secure board attachment in power and audio supply assemblies.
• Low loss — Specified tangent of loss angle (tan δ) at 0.25 supporting reduced dissipation in audio signal and power applications.
• Ripple current capability — Rated ripple current of 2.85 A at 120 Hz to handle dynamic supply loading in amplifier and power filter stages.
• Leakage current — Specified leakage current figure of 1270 µA following initial application conditions.
• Operating environment & endurance — Operates from -40 °C to +85 °C with an endurance rating of 1000 hours at 85 °C, meeting the LKG series endurance criteria.
• Compact can size — Physical dimensions listed as φ25×40 L (approx. L: 4 cm × D: 2.5 cm) for space-conscious OEM layouts.
• RoHS compliant — Conforms to RoHS directive as specified for the LKG series.

Typical Applications

• High-fidelity audio amplifiers — Bulk filtering and reservoir capacitance for power rails where audio-grade performance is required.
• Audio equipment power supplies — Smoothing and decoupling in power-supply sections to support stable operation under dynamic load.
• Professional audio systems — Use in OEM audio gear and high-grade consumer equipment where series-specified tone quality is a consideration.

Unique Advantages

• Audio-focused engineering — LKG series design emphasizes high-fidelity sound characteristics, making this capacitor suitable for quality audio applications.
• High-voltage capability — 100 V rating enables use in higher-voltage audio power stages and supply topologies.
• Strong ripple handling — 2.85 A ripple current rating at 120 Hz supports robust performance under fluctuating supply currents.
• Endurance at elevated temperature — Rated for 1000 hours at 85 °C, providing predictable lifetime behavior under specified stress conditions.
• Space-efficient snap-in package — φ25×40 L can and snap-in terminals offer secure mounting while conserving PCB area in rack and chassis designs.
• Regulatory compliance — RoHS-compliant construction aligns with restricted-substance requirements for many global markets.

Why Choose LKG2A182MESAAK?

The LKG2A182MESAAK delivers a combination of high capacitance (1800 µF), a 100 V rating, and audio-oriented design attributes from Nichicon's LKG series—making it a practical option for engineers specifying reservoir and smoothing capacitance in high-grade audio power systems. Its snap-in radial can form factor and specified ripple and leakage characteristics enable reliable integration into amplifier and professional audio power-supply assemblies.

This part is appropriate for design teams and procurement sourcing components for audio equipment projects that require documented endurance (1000 hours at 85 °C), RoHS compliance, and explicit series-level audio performance characteristics from Nichicon.

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