LKG1E472MESCBK

The LKG1E472MESCBK is a Nichicon LKG series snap-in aluminum electrolytic capacitor specified at 4700 µF and 25 V. It is part of a family developed for audio equipment and high-fidelity applications, offered in a radial can snap-in package.

Key electrical characteristics include a low-frequency ripple current rating of 2.2 A (120 Hz), a tanδ (DF) of 0.3 measured at 20°C/120 Hz, and a leakage current of 1020 µA. The component is rated for operation from −40°C to +85°C with endurance specified at 1000 hours at 85°C.

Key Features

• Capacitance & Voltage — 4700 µF nominal capacitance at a 25 V rated voltage, suitable for bulk energy storage and smoothing on audio power rails.
• Audio-focused design — Part of the LKG series developed for high-grade audio equipment and HD audio needs as described in the series documentation.
• Ripple current capability — Low-frequency ripple current rated at 2.2 A (120 Hz), supporting demanding smoothing duties in power supplies.
• Loss characteristics — Tangent of loss angle (tanδ) of 0.3 at 20°C/120 Hz for predictable AC behavior in audio circuits.
• Leakage current — Specified leakage current of 1020 µA after application of rated voltage, useful for margining bias and standby calculations.
• Endurance & temperature range — Rated for −40°C to +85°C with a lifetime specification of 1000 hours at 85°C.
• Mounting & package — Snap-in radial can package, physical size φ35 × 20 mm (length), supplied in tray packing for production handling.
• Regulatory compliance — RoHS compliant as noted in the series documentation.

Typical Applications

• High-fidelity audio systems — Bulk smoothing and filter stages in amplifiers and audio power supplies where audio-grade components are specified.
• Pro audio amplifiers and mixers — Energy storage and decoupling to support stable rail voltages under dynamic audio loads.
• Audio power supply modules — Input/output smoothing and reservoir capacitance for linear and switching audio power supplies.

Unique Advantages

• Substantial energy storage: 4700 µF at 25 V provides significant bulk capacitance for smoothing and transient support on audio rails.
• High ripple handling: 2.2 A ripple rating at 120 Hz supports robust filtering in power supplies servicing dynamic audio loads.
• Audio-oriented series design: LKG series is described for high-grade audio use, aligning component selection with audio performance priorities.
• Predictable AC characteristics: Specified tanδ (0.3 at 20°C/120 Hz) and leakage current aid in design margining and stability calculations.
• Temperature and endurance specification: −40°C to +85°C range with 1000 hours endurance at 85°C supports reliability planning for professional audio equipment.
• Tray-packed snap-in format: Radial snap-in can in tray packing facilitates handling for assembly and service applications.

Why Choose LKG1E472MESCBK?

The LKG1E472MESCBK pairs high bulk capacitance with audio-focused series characteristics from Nichicon, delivering a component specified for smoothing and energy storage in audio power systems. Its combination of a 4700 µF value, 25 V rating, 2.2 A ripple capability, and defined loss and leakage figures makes it a clear technical choice where predictable electrical behavior and series-level audio intent are required.

Designed for engineers and procurement of professional audio equipment, this capacitor offers specifications that simplify selection and margining for audio power rails while supporting temperature and endurance planning for longer-term operation.

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