LKX2W820MESZ30

The LKX2W820MESZ30 is an aluminum electrolytic, snap-in terminal capacitor designed for audio equipment and switching power supply applications. It is part of Nichicon’s LKX series and is built to the 105°C standard series with materials selected to support superior acoustic sound.

With a rated capacitance of 82 µF at 450 V, polarized construction, and a compact radial can snap-in package (L: 3 × D: 2.2 cm), this component targets power filtering and energy storage roles in audio-focused power systems where elevated temperature endurance and reliable ripple handling are required.

Key Features

• Electrical Performance — 82 µF capacitance at 450 V rated voltage, with a tolerance of −20% to +20% for predictable power-supply filtering and decoupling.
• Ripple Current Capability — Rated ripple current of 640 mA at 120 Hz and 915.2 mA at 50 kHz, supporting both low- and high-frequency ripple conditions in switching supplies.
• High-Temperature Endurance — Designed for operation from −25 °C to +105 °C with an endurance rating of 2000 hours at 105 °C under DC bias plus rated ripple current.
• Package and Mounting — Radial can, snap-in mounting simplifies board assembly and provides a robust mechanical connection for power electronics.
• Acoustic-Grade Materials — Selected materials in the LKX series aim to achieve superior acoustic sound for audio equipment applications.
• Polarized Design — Polar capacitor suitable for DC power rails typical in audio and power-supply circuits.
• RoHS Compliant — Complies with RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Audio equipment power supplies — Bulk filtering and energy storage in switching power supplies for audio systems where acoustic performance matters.
• Switching power supply output stages — Provides smoothing and ripple suppression on high-voltage rails in audio-focused SMPS designs.
• Professional audio electronics — Power rail decoupling and energy buffering in amplifiers and audio processing equipment.

Unique Advantages

• High-voltage capability: 450 V rating enables use on elevated DC rails in power supplies without resorting to series stacking.
• Designed for audio quality: Materials selected by the LKX series support improved acoustic characteristics for audio applications.
• Thermal reliability: 2000-hour endurance at 105 °C under rated conditions delivers predictable life in high-temperature environments.
• Wide operating range: −25 °C to +105 °C operation covers common environmental conditions encountered in audio electronics.
• Snap-in packaging: Radial can snap-in format provides secure PCB mounting for power modules and simplifies assembly.
• Measured ripple specifications: Published ripple current values at 120 Hz and 50 kHz assist in thermal and reliability design calculations.

Why Choose LKX2W820MESZ30?

The LKX2W820MESZ30 combines a high 450 V rating and 82 µF capacitance with a 105 °C endurance profile and snap-in packaging, making it well suited for engineers designing switching power supplies and audio equipment that demand stable high-voltage filtering and acoustic-oriented material choices. Its published ripple current ratings and lifetime data enable straightforward integration and reliability planning.

Backed by Nichicon’s LKX series specifications and RoHS compliance, this capacitor is a practical choice for designs that prioritize thermal endurance, compact radial snap-in mounting, and acoustic performance in power-stage components.

If you would like pricing or availability information or wish to request a quote for LKX2W820MESZ30, please contact sales or submit a request for a quote through your usual procurement channels.