LKG2A223MKZ

The LKG2A223MKZ is a high-capacitance aluminum electrolytic capacitor from Nichicon’s LKG series, configured with a lug (solder lug) terminal in a large can package. It is designed for audio equipment and high-fidelity audio applications where substantial bulk capacitance and low-frequency ripple handling are required.

This part delivers 22,000 µF at 100 V with a low-frequency ripple current rating specified at 12.9 A (120 Hz). Key electrical and mechanical characteristics include a tanδ (DF) of 0.25 (measured at 20°C, 120 Hz), a leakage current of 4,440 µA, and a rated endurance of 1,000 hours at 85°C. Note: this item is listed as End Of Life.

Key Features

• High Bulk Capacitance — 22,000 µF (±20%) provides substantial energy storage for audio power supplies and bulk filtering.
• High Voltage Rating — Rated at 100 V to support higher-voltage audio and power-supply rails.
• Low-Frequency Ripple Handling — Ripple current of 12.9 A at 120 Hz for robust low-frequency ripple performance.
• Electrical Loss and Leakage — Tangent of loss angle (tanδ) 0.25 (20°C, 120 Hz) and leakage current specified at 4,440 µA.
• Thermal and Endurance — Operating temperature range −40°C to +85°C with an endurance rating of 1,000 hours at 85°C.
• Package and Mounting — Large radial can with lug (solder lug) terminal; size listed as φ76 × 100L and dimension L: 10 × D: 7.6 cm. Packaged in tray packing.
• Polarized — Designed as a polarized aluminum electrolytic capacitor for appropriate circuit orientations.
• RoHS Compliant — Compliant with RoHS directive (2011/65/EU, (EU)2015/863).
• Audio-Grade Design — Part of the LKG series developed specifically for high-grade and HD audio equipment.

Typical Applications

• High‑grade Audio Equipment — Suited for HD audio systems and high-fidelity equipment that require large bulk capacitance for stable supply rails.
• Audio Power Supplies — Used where high capacitance and high voltage are needed for smoothing, energy storage, and low-frequency ripple management.
• Replacement/Servicing — Appropriate for maintenance or refurbishment of legacy audio equipment using large can lug‑terminal capacitors.

Unique Advantages

• Large Energy Storage: 22,000 µF capacity provides significant bulk for supply stabilization and transient response in audio systems.
• High Voltage Capability: 100 V rating enables use on higher-voltage rails without series stacking.
• Robust Ripple Endurance: 12.9 A (120 Hz) low-frequency ripple rating supports demanding power conditions common in audio amplifiers.
• Designed for Audio Fidelity: Part of the LKG audio-focused series, developed with attention to high‑fidelity performance requirements.
• Durability at Elevated Temperature: 1,000-hour endurance at 85°C provides predictable aging behavior for long-term installations.
• Traceable Marking and Packaging: Marked with gold lettering on a black sleeve and supplied in tray packing for handling and identification.

Why Choose LKG2A223MKZ?

The LKG2A223MKZ positions itself as a high-capacitance, high-voltage solution tailored for audio applications that demand substantial bulk storage and low-frequency ripple capability. With a combination of 22,000 µF capacitance, 100 V rating, and a 12.9 A ripple current specification at 120 Hz, it fits designs that require stable supply rails and robust transient support.

Engineers specifying this capacitor are selecting a component designed and marked for audio equipment use, with defined endurance and thermal limits (−40°C to +85°C, 1,000 hours at 85°C) and RoHS compliance. Be aware this part is currently listed as End Of Life; consider availability status when planning production or service inventories.

Request a quote or submit an inquiry to Nichicon to confirm current pricing and availability for the LKG2A223MKZ and to discuss suitable alternatives or remaining stock options.