LKG1E123MESBAK

The LKG1E123MESBAK is a snap-in, radial can aluminum electrolytic capacitor from Nichicon's LKG series, optimized for audio equipment. It provides 12,000 µF of capacitance at a 25 V rating with a compact φ30 × 30 mm form factor and snap-in mounting for PCB assemblies.

Engineered for high-fidelity audio applications, this capacitor delivers bulk energy storage and low-frequency ripple handling with specified endurance of 1000 hours at 85°C and an operating temperature range of −40°C to +85°C. Note: this part is listed as End Of Life.

Key Features

• High Capacitance (Bulk Energy): 12,000 µF nominal capacitance delivers substantial bulk storage for power rail smoothing and low-frequency energy demand.
• 25 V Rated Voltage: Rated for 25 V operation suitable for many audio power supply rails and amplifier circuits.
• Low-Frequency Ripple Handling: Low-frequency ripple current capability of 2.8 A at 120 Hz supports audio power applications where steady ripple endurance is required.
• Measured Loss Tangent: tan δ = 0.3 (measured at 20°C, 120 Hz), providing a defined dissipation characteristic for design margin calculations.
• Leakage Current Specified: Leakage current specified at 1,640 µA, allowing designers to account for DC leakage in bias and standby conditions.
• Reliability & Endurance: Endurance rating of 1000 hours at 85°C with capacitance, tan δ and leakage current limits defined for post-test recovery to 20°C.
• Audio-Focused Design: Part of Nichicon’s LKG series marketed for high-grade audio equipment, designed to prioritize sound quality in audio circuitry.
• Mechanical & Mounting: Snap-in, radial can package (φ30 × 30 mm) for robust vertical mounting and tray packing for handling.
• Environmental Compliance: RoHS compliant as provided in product data.

Typical Applications

• High-Fidelity Audio Amplifiers: Bulk filtering and power-rail stabilization in audio amplifiers and power stages to support dynamic low-frequency demands.
• Audio Power Supplies: Smoothing and energy reserve in audio-specific power supplies where sustained ripple handling and capacitance are required.
• High-Grade Audio Equipment: Designed for use in premium audio electronics where component selection prioritizes sonic characteristics and stability.

Unique Advantages

• Large Bulk Storage: 12,000 µF provides substantial energy reserve to support low-frequency dynamics and decoupling in audio systems.
• Defined Ripple Capability: 2.8 A ripple current rating at 120 Hz helps ensure reliable performance under AC load conditions common in audio power supplies.
• Audio-Targeted Series: Part of the LKG series specified for audio use, enabling selection consistency for audio-focused BOMs.
• Temperature-Endurance Specified: 1000-hour endurance at 85°C with post-test limits for capacitance, tan δ, and leakage current supports reliability planning.
• Snap-In Mechanical Convenience: Radial snap-in can simplifies board mounting for vertical power modules and assemblies.
• Regulatory Compliance: RoHS compliance supports environmental requirement tracking in product designs.

Why Choose LKG1E123MESBAK?

The LKG1E123MESBAK from Nichicon’s LKG series combines high capacitance, defined ripple current capability, and audio-focused design intent to meet the needs of high-grade audio equipment power systems. Its snap-in radial can package and 25 V rating make it suitable for power-rail smoothing and bulk energy storage where designers require quantifiable electrical and endurance characteristics.

This part is appropriate for engineers specifying components for audio amplifiers, power supplies, and premium audio electronics who need clear, measured parameters for tan δ, leakage, ripple current, and endurance to support reliable designs.

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