LKG1V392MESBCK

The LKG1V392MESBCK is an aluminum electrolytic capacitor in a snap-in (lug) radial can package, optimized for audio equipment applications. It provides 3.9 mF (3900 µF) capacitance at 35 V with polarization and a low loss factor (tan δ = 0.22), offering capacitor characteristics tuned for high-fidelity audio designs.

Engineered for use in high-grade audio systems, this Nichicon LKG series part combines robust ripple handling, defined lifetime data, and a compact snap-in mechanical format suitable for power supply filtering and energy storage in audio amplifiers and professional audio gear.

Key Features

• Capacitance and Voltage — 3.9 mF (3900 µF) rated at 35 V with ±20% tolerance (measured at 120 Hz, 20°C), providing bulk energy storage for audio power stages.
• Low Loss — Specified tangent of loss angle (tan δ) of 0.22 at measurement conditions, supporting low dissipation in signal-critical circuits.
• Ripple Handling — Rated ripple current of 3.0 A at 120 Hz to support decoupling and smoothing in power supply sections.
• Leakage Current — Specified leakage current up to 1100 µA, useful for predictable bias behavior during design and testing.
• Mechanical Package — Snap-in radial can (φ30 × 45 mm) for robust board mounting and easy installation; tray packed for production handling.
• Operating Range & Endurance — Operates from −40°C to +85°C with an endurance rating of 1000 hours at 85°C under rated voltage.
• Polarized — Standard polarized aluminum electrolytic behavior for DC power applications.
• RoHS Compliant — Meets RoHS directive requirements for restricted substances.

Typical Applications

• High‑Fidelity Audio Amplifiers — Bulk filtering and energy storage to support dynamic output demands and low-noise power rails in amp front-ends.
• Professional Audio Equipment — Power supply smoothing and reservoir functions in mixers, preamps, and other studio-grade electronics where fidelity matters.
• Audio Power Supplies — Decoupling and ripple reduction in linear and switch-mode power supplies for stable, low-noise audio performance.

Unique Advantages

• Audio‑Focused Design — Part of the LKG series developed for high-grade audio use, aligning electrical characteristics with high-fidelity system requirements.
• Defined Ripple Capability — 3 A ripple current rating at 120 Hz enables reliable performance in demanding smoothing and decoupling roles.
• Temperature and Endurance Data — Rated for −40°C to +85°C operation with 1000 hours endurance at 85°C, allowing predictable lifetime planning.
• Compact Snap‑In Form Factor — φ30 × 45 mm snap-in can for secure board mounting and streamlined assembly in rack or chassis-mounted audio equipment.
• Clear Electrical Parameters — Specified tan δ and leakage current values for precise circuit modeling and QA verification.
• RoHS Compliance — Matches environmental requirements for regulated assemblies.

Why Choose LKG1V392MESBCK?

The LKG1V392MESBCK delivers a combination of audio-centered design, measurable electrical performance, and a robust snap-in package that suits power filtering and energy-storage roles in high-fidelity audio systems. Its specified ripple current, low tan δ, and defined endurance at elevated temperature provide engineers with clear, verifiable parameters for reliable system design and lifetime planning.

This part is appropriate for designers and procurement teams specifying capacitors for audio amplifiers, professional audio racks, and related equipment where predictable electrical behavior and a compact, mountable form factor are required.

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