LKX2D821MESB35

The LKX2D821MESB35 is a snap‑in terminal aluminum electrolytic capacitor from Nichicon’s LKX series, optimized for audio equipment and switching power supplies. It provides 820 µF at 200 V in a radial, snap‑in can designed for PCB mounting where high ripple handling and extended high‑temperature endurance are required.

Key attributes include a 105°C operating range, a 2000‑hour endurance rating at 105°C, low loss (tan δ = 0.15), and industry‑relevant ripple and leakage performance—making it suitable for robust power filtering and audio circuits in production environments.

Key Features

• Capacitance & Voltage — 820 µF nominal capacitance with a 200 V rated voltage and ±20% capacitance tolerance for bulk energy storage and filtering.
• Package & Mounting — Radial, snap‑in can package (L: 35 mm × D: 30 mm) designed for secure PCB retention and straightforward assembly in tray packing for production use.
• Thermal Endurance — Rated for operation from −40°C to +105°C with an endurance specification of 2000 hours at 105°C under DC bias plus rated ripple current.
• Low Loss — Tangent of loss angle (tan δ) of 0.15 (measured at 120 Hz, 20°C), supporting efficient energy handling and reduced dissipation in high‑performance circuits.
• Ripple & Leakage Performance — Ripple current capability of 2.04 A at 120 Hz and 3.06 A at 50 kHz, with a specified leakage current of 1210 µA.
• Audio‑focused Materials — LKX series uses selected materials to achieve superior acoustic sound quality, making this part suitable for audio equipment applications.
• Compliance & Production Ready — RoHS compliant and available in tray packing; listed as mass production status for supply continuity.

Typical Applications

• Audio Equipment — Bulk filtering and power decoupling in amplifiers and audio power supplies where material selection supports acoustic performance.
• Switching Power Supplies — Input/output smoothing and energy storage in switch‑mode regulators requiring high ripple capability and 105°C endurance.
• General Purpose Power Electronics — DC bus smoothing, decoupling, and bulk capacitance in industrial and commercial power designs.

Unique Advantages

• High‑temperature Reliability: 2000 hours endurance at 105°C ensures stable performance in elevated thermal environments.
• Strong Ripple Handling: Specified ripple currents of 2.04 A (120 Hz) and 3.06 A (50 kHz) support demanding power‑conditioning tasks.
• Low Loss Characteristics: tan δ = 0.15 helps minimize power dissipation and heating in high‑performance circuits.
• Audio‑Optimized Materials: Series selection emphasizes materials for superior acoustic characteristics, useful for sound‑sensitive applications.
• Production‑oriented Packaging: Tray packing and mass production availability simplify integration into manufacturing workflows.
• Regulatory Compliance: RoHS compliance supports designs targeting regulated markets.

Why Choose LKX2D821MESB35?

The LKX2D821MESB35 combines robust capacitance (820 µF) and a 200 V rating with design details aimed at audio and power supply applications—offering a balance of ripple handling, low loss, and high‑temperature endurance. Its snap‑in radial can and production‑friendly packaging make it suitable for engineers specifying reliable bulk capacitance in commercial and industrial builds.

This part is ideal for designers who need a production‑ready electrolytic capacitor capable of sustained operation at 105°C, with quantifiable ripple and leakage specifications and materials selected for improved acoustic performance.

Request a quote or contact sales to discuss availability, lead times, and application details for LKX2D821MESB35.