LKG1J821MESYBK

The LKG1J821MESYBK is a snap-in aluminum electrolytic capacitor from Nichicon's LKG series, engineered for audio equipment. It combines a 820 µF capacitance with a 63 V rated voltage in a snap-in radial can, intended to support high-fidelity audio applications.

Designed for high-grade audio equipment, the LKG family emphasizes audio quality and reliable performance across a wide operating range. This part offers a compact form factor, specified ripple capability, and endurance suited to professional audio system designs.

Key Features

• Capacitance & Tolerance — 820 µF capacitance with a tolerance of −20% to +20% (measured at 120 Hz, 20 °C).
• Voltage Rating — 63 V rated voltage for higher-voltage audio supply rails.
• Audio‑Optimized Design — Part of the LKG series "For Audio Use" and described as designed for high-grade audio equipment giving priority to high fidelity sound quality.
• Snap‑In Radial Package — Snap-in mounting type in a radial can package suitable for secure chassis or PCB assembly; supplied in tray packing for production handling.
• Electrical Losses — tan δ (loss tangent) specified as 0.3 (measured at 20 °C, 120 Hz), enabling predictable frequency-domain behavior.
• Ripple & Leakage — Low-frequency ripple current of 1.65 A at 120 Hz and specified leakage current of 680 µA.
• Operating Range & Endurance — Rated for −40 °C to +85 °C with an endurance of 1000 hours at 85 °C under rated voltage.
• Form Factor — Compact size: φ20 × 25L (L: 2.5 × D: 2.0 cm), printed with gold-colored lettering on a black sleeve.
• Compliance — RoHS compliant.

Typical Applications

• High‑grade audio amplifiers — Bulk filtering and supply smoothing in amplifier power stages where audio fidelity is a priority.
• Professional audio equipment — Power supply and decoupling duties in studio and consumer audio devices designed for high sound quality.
• Audio power modules — Energy storage and ripple suppression on DC rails used in audio signal chains and power distribution within audio systems.

Unique Advantages

• Audio‑focused engineering: Part of the LKG series explicitly developed for audio use, prioritizing sound quality characteristics relevant to high-fidelity designs.
• High voltage capability: 63 V rating supports higher-voltage audio supply topologies without stacking or special arrangements.
• Predictable ripple and leakage specs: 1.65 A ripple current (120 Hz) and defined leakage current of 680 µA enable reliable supply filtering design.
• Compact, serviceable package: Snap-in radial can and tray packing simplify assembly and replacement in production and service environments.
• Thermal endurance: Specified 1000-hour endurance at 85 °C ensures stable performance for extended operating periods under rated conditions.
• Regulatory compliance: RoHS compliance supports use in regulated markets and applications.

Why Choose LKG1J821MESYBK?

LKG1J821MESYBK is positioned for audio equipment designers who require a robust electrolytic capacitor with audio-oriented design considerations, a 63 V rating, and defined electrical performance for ripple and leakage. Its compact snap-in package and tray packing support efficient assembly and serviceability.

The combination of audio-focused series design, predictable loss and ripple characteristics, RoHS compliance, and 1000-hour endurance at 85 °C delivers a component choice aimed at maintaining consistent performance in high-fidelity audio power and filtering stages.

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