LKG2A821MESZBK

The LKG2A821MESZBK from Nichicon is an aluminum electrolytic, snap-in terminal capacitor from the LKG series, engineered for audio applications. It delivers 820 µF capacitance at a 100 V rating in a radial can (snap-in) package designed for board-level power filtering and energy storage in high‑fidelity audio equipment.

Key characteristics include a wide operating temperature range of −40°C to 85°C, a rated endurance of 1000 hours at 85°C, RoHS compliance, and snap-in mounting for secure mechanical retention and straightforward assembly. Note: this part is marked End of Life.

Key Features

• Capacitance & Voltage — 820 µF nominal capacitance with a 100 V rated voltage and ±20% tolerance, providing substantial energy reserve for high‑voltage audio power rails.
• Audio‑Oriented Design — Part of Nichicon’s LKG series specified for audio use and high‑fidelity applications, designed to prioritize tone quality in audio equipment.
• Ripple Current Capability — Rated ripple current of 2.4 A at 120 Hz to handle AC loading common in power supply smoothing for audio amplifiers.
• Leakage Current — Specified leakage current of 850 µA, supporting predictable bias behavior in power circuits.
• Endurance & Temperature Range — Rated for 1000 hours at 85°C and an operating temperature range from −40°C to 85°C for consistent performance across typical audio equipment environments.
• Package & Mounting — Radial, can-style snap-in package (φ22 × 40 mm) with tray packing for board-level installation and reliable mechanical retention.
• Regulatory — RoHS compliant, meeting applicable directive requirements noted in the datasheet content.

Typical Applications

• Professional Audio Amplifiers — Bulk energy storage and power‑supply smoothing for high‑voltage amplifier rails where stable capacitance and ripple handling are required.
• Studio and Hi‑Fi Equipment — Filtering and decoupling in preamplifiers, DAC power supplies, and other high‑fidelity audio circuits that prioritize tone quality.
• Power Supply Filters — Smoothing and transient support in linear and switch‑mode power supplies used in audio electronics.

Unique Advantages

• High Voltage Headroom: 100 V rating enables use on elevated rail voltages found in certain audio power stages.
• Substantial Capacitance in a Compact Can: 820 µF in a φ22 × 40 mm package provides significant energy storage without excessive board area.
• Robust Ripple Handling: 2.4 A ripple current (120 Hz) supports demanding AC loading and reduces heating under ripple stress.
• Designed for Audio Fidelity: LKG series specification for audio use aligns the part’s electrical characteristics with high‑tone‑quality equipment requirements.
• Durability at Elevated Temperature: 1000‑hour endurance at 85°C gives a defined lifetime expectation under continuous elevated temperature operation.
• RoHS Compliance: Conforms to RoHS directive requirements as stated in the product data.

Why Choose LKG2A821MESZBK?

LKG2A821MESZBK combines a high 100 V rating with 820 µF capacitance and a snap‑in radial can package tailored for audio equipment designers who need reliable energy storage and ripple handling on high‑voltage rails. Its specified endurance of 1000 hours at 85°C and RoHS compliance make it suitable for long‑running audio electronics where predictable behavior and regulatory conformity matter.

This part is appropriate for engineers and procurement teams specifying components for professional and high‑fidelity audio applications that require durable electrolytic capacitors with clear, manufacturer‑documented electrical and environmental characteristics from Nichicon’s LKG series.

Request a quote or submit an inquiry for pricing and availability of LKG2A821MESZBK and to discuss any application‑specific questions about integrating this capacitor into your design.