LKX2G331MESA50

The LKX2G331MESA50 is a snap‑in terminal aluminum electrolytic capacitor designed for audio equipment and switching power supply applications. It pairs a 330 µF capacitance with a 400 V rated voltage in a radial, can-type snap‑in package for robust high-voltage filtering and energy storage.

Built as part of Nichicon’s 105°C standard series, this capacitor uses selected materials to support superior acoustic performance while meeting RoHS requirements.

Key Features

• Capacitance & Voltage: 330 µF nominal capacitance with a 400 V rated voltage for high-voltage energy storage and bulk filtering.
• Temperature & Endurance: Rated for operation from −25°C to +105°C with an endurance specification of 2000 hours at 105°C under rated conditions.
• Audio‑oriented Materials: Selected materials intended to achieve superior acoustic sound quality for audio equipment designs.
• Mounting & Package: Snap‑in terminal, radial can package for secure, repeatable PCB mounting; physical size approximately L: 5 cm × D: 2.5 cm.
• Ripple Current: Specified ripple performance of 1.44 A at 120 Hz (low frequency) and 2.059 A at 50 kHz (high frequency) for reliable operation under AC bias.
• Polarized & Tolerance: Polarized capacitor with capacitance tolerance of −20% to +20% (±20%).
• RoHS Compliance: Conforms to the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Audio Equipment: Use as bulk filtering or power reservoir in audio amplifiers and related audio electronics where material selection for acoustic performance is important.
• Switching Power Supplies: High-voltage smoothing and energy storage for power conversion stages in switching power supplies.
• General Purpose Power Filtering: High-voltage decoupling and ripple suppression in industrial and consumer power electronics requiring 400 V rated capacitors.

Unique Advantages

• High‑voltage capacity: 400 V rating combined with 330 µF capacitance provides significant charge storage for high-voltage power rails.
• Designed for audio fidelity: Selected materials in the LKX series aim to support improved acoustic characteristics useful in audio designs.
• Robust thermal endurance: 105°C rating and 2000‑hour endurance at temperature provide predictable lifetime under elevated thermal stress.
• Snap‑in mounting: Radial snap‑in package simplifies PCB assembly and ensures secure mechanical retention for power applications.
• Measured ripple performance: Specified ripple current values at 120 Hz and 50 kHz enable designers to size capacitors against expected AC stress conditions.
• Regulatory readiness: RoHS compliance supports use in designs targeting restricted-substance requirements.

Why Choose LKX2G331MESA50?

The LKX2G331MESA50 delivers a combination of high-voltage capacitance, thermal endurance, and audio-oriented material selection that suits designers of audio equipment and switching power supplies seeking reliable bulk energy storage and filtering. Its snap‑in radial package and clearly specified ripple current characteristics make it straightforward to integrate into high-voltage power stages.

This capacitor is a practical choice for engineers and procurement teams who need a 400 V, 330 µF polarized electrolytic with 105°C endurance and traceable RoHS compliance for production power electronics and audio applications.

Request a quote or submit a procurement inquiry to receive pricing, availability, and lead‑time information for the LKX2G331MESA50.