LKG1K122MESYAK

The LKG1K122MESYAK is an aluminum electrolytic capacitor in a snap-in radial can package, specified at 1.2 mF (1200 µF) and 80 V. It is part of the Nichicon LKG series, a snap-in terminal type designed specifically for audio equipment with emphasis on high-fidelity sound quality.

This part is RoHS compliant and rated for operation from −40 °C to +85 °C with an endurance rating of 1000 hours at 85 °C. Note: this item is listed as End of Life / Discontinued.

Key Features

• Capacitance & Voltage — 1.2 mF (1200 µF) nominal capacitance with an 80 V rated voltage suitable for higher-voltage audio power rails.
• Audio‑Focused Performance — Designed for use in high‑grade audio equipment with priority on high-fidelity sound quality as described by the LKG series.
• Electrical Loss — Specified tangent of loss angle (tan δ) of 0.25 (measurement reference 120 Hz at 20 °C), supporting predictable AC loss behavior in audio applications.
• Ripple Handling — Ripple current rating of 1.95 A at 120 Hz for handling AC ripple common in power supply sections of audio systems.
• Temperature & Endurance — Operating temperature range −40 °C to +85 °C and endurance specified as 1000 hours at 85 °C with defined limits on capacitance change, tan δ, and leakage current after test.
• Package & Mounting — Radial snap-in can (snap-in terminal) for secure chassis or board-mounted installations and straightforward mechanical retention.
• Polarized — Polarized aluminum electrolytic construction for DC power applications.
• Environmental Compliance — RoHS compliant per the product information provided.

Typical Applications

• Audio Equipment — Intended for high‑grade audio systems where the LKG series emphasizes tone quality and fidelity.
• High‑Fidelity Audio Systems — Suited to designs that prioritize sound quality within the audio product space.
• Professional Audio Gear — Applicable to professional audio equipment lines as part of the LKG family focused on audio performance.

Unique Advantages

• High voltage capability: 80 V rating enables use on higher-voltage audio power rails without up-rating circuitry.
• Substantial capacitance: 1.2 mF (1200 µF) provides significant energy storage for power-stage stability in audio designs.
• Audio-oriented design: Part of the LKG series engineered specifically for audio applications, reflecting construction choices that prioritize tone quality.
• Measured loss characteristic: tan δ specified at 0.25 (120 Hz, 20 °C) for predictable AC loss performance in audio-frequency service.
• Durability at elevated temperature: Rated 1000 hours at 85 °C for endurance assessments, supporting reliability under extended thermal stress.
• RoHS compliance: Meets RoHS directives as stated, supporting regulatory requirements for many markets.

Why Choose LKG1K122MESYAK?

The LKG1K122MESYAK positions itself as a purpose-built electrolytic solution for audio-focused designs, combining 1.2 mF capacitance with an 80 V rating in a snap-in radial can. Its specification set—tangent of loss angle, ripple current at 120 Hz, operating temperature range, and endurance—aligns with requirements typical of high‑grade audio equipment where reliable performance and sound quality are priorities.

This part is appropriate for designers and engineers developing audio products who require a polarized, snap-in aluminum electrolytic capacitor with defined electrical and environmental attributes and clear endurance characteristics. Note that the part is listed as End of Life / Discontinued; refer to available stock and lifecycle status when planning procurement or legacy-support designs.

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