LKS1H472MESY

The LKS1H472MESY is a snap‑in terminal aluminum electrolytic capacitor from Nichicon’s LKS series, designed for audio equipment and general‑purpose power filtering. It delivers 4700 µF capacitance at a 50 V rating in a compact φ20 × 50 mm can, combining high capacitance and a snap‑in mounting for secure, space‑efficient board installation.

Engineered for reliable operation across a wide temperature span and sustained high‑temperature endurance, this part is suited to designs requiring bulk energy storage and smoothing in space‑constrained applications.

Key Features

• Capacitance & Voltage — 4700 µF nominal capacitance rated at 50 V, providing substantial bulk energy storage for power rails and smoothing.
• Capacitance Tolerance — ±20% measured at 120 Hz, 20°C, enabling predictable filter and decoupling performance.
• Ripple Handling — Rated ripple current of 2.55 A at 120 Hz, suitable for continuous AC ripple filtering in power supply circuits.
• Leakage Current — Specified leakage current of 1450 µA, defined at rated conditions for predictable standby and no‑load characteristics.
• Temperature & Endurance — Operating range −40°C to +85°C with an endurance rating of 1000 hours at 85°C for sustained high‑temperature reliability.
• Package & Mounting — φ20 × 50 mm radial can with snap‑in terminals for robust mechanical retention and simplified insertion into chassis or PCBs.
• Polarized Design — Polarized electrolytic construction for DC energy storage and smoothing on power rails.
• RoHS Compliance — Meets RoHS directive requirements, supporting regulatory compliance in electronic assemblies.

Typical Applications

• Audio Equipment — Bulk supply filtering and smoothing for amplifier power rails and audio circuits, leveraging the LKS series’ audio‑oriented design.
• Power Supply Filtering — Bulk decoupling and ripple reduction in linear and switching power supplies where compact, high‑capacitance solutions are required.
• General‑Purpose Electronics — Energy storage and smoothing in consumer and industrial electronic systems with space constraints.

Unique Advantages

• Compact high‑capacitance package — 4700 µF in a φ20 × 50 mm can enables significant energy storage in a small footprint to save board and enclosure space.
• Audio‑focused design — Part of the LKS series described as smaller and tuned for higher tone quality compared with certain standard grades, making it a good fit for audio‑centric applications.
• Robust ripple performance — 2.55 A ripple current rating at 120 Hz supports continuous AC ripple handling in power rails.
• High‑temperature endurance — Rated for 1000 hours at 85°C, supporting longer service life under elevated ambient conditions.
• Secure snap‑in mounting — Snap‑in terminals provide strong mechanical retention for assemblies subject to handling or vibration.
• Regulatory readiness — RoHS compliance simplifies material management and regulatory reporting for assemblies.

Why Choose LKS1H472MESY?

LKS1H472MESY combines a high 4700 µF capacitance and 50 V rating in a compact φ20 × 50 mm snap‑in can, delivering a balance of energy density and secure mounting for audio and general‑purpose power applications. Its specified ripple current, leakage current, and temperature/endurance ratings provide predictable electrical and thermal behavior for engineers designing smoothing and bulk‑storage stages.

Manufactured by Nichicon, the LKS1H472MESY is appropriate for designers seeking a compact, RoHS‑compliant aluminum electrolytic solution that addresses space constraints while offering sustained performance at elevated temperatures.

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