LKX2E181MESY25

The LKX2E181MESY25 is a snap‑in terminal aluminum electrolytic capacitor engineered for audio equipment and switching power supply applications. It combines a 180 µF capacitance with a 250 V rated voltage in a radial, can‑type snap‑in package optimized for high‑temperature operation.

Designed as part of Nichicon’s LKX series, this capacitor offers 105°C performance, selected materials for superior acoustic sound, and RoHS compliance—making it suitable for reliable power filtering and decoupling in demanding audio and general‑purpose electronic designs.

Key Features

• Capacitance & Voltage — 180 µF nominal capacitance at a 250 V rated voltage, providing bulk energy storage for power rails.
• High‑Temperature Endurance — Rated for operation from −40°C to +105°C with an endurance specification of 2000 hours at 105°C under D.C. bias plus rated ripple current.
• Snap‑In Mounting — Radial, can snap‑in package (snap‑in terminal type) for PCB insertion and secure mechanical mounting.
• Ripple Current Capability — Specified ripple current of 900 mA at 120 Hz and 1.35 A at 50 kHz to support switching power supply environments.
• Acoustic‑Oriented Materials — Selected materials in the LKX series aimed at achieving superior acoustic sound for audio equipment applications.
• Tolerance & Polarization — Capacitance tolerance of −20% to +20% and polarized design for conventional electrolytic use.
• Compact Footprint — Physical size L: 2.5 × D: 2 cm (25 × 20 mm) suitable where compact, high‑voltage bulk capacitance is required.
• Regulatory Compliance — Compliant with the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Audio Switching Power Supplies — Bulk filtering and smoothing in switch‑mode power supplies for audio amplifiers and professional audio equipment, leveraging high temperature tolerance and acoustic‑focused materials.
• Power Supply Filtering — Decoupling and energy storage on high‑voltage rails in general‑purpose electronic power supplies where 250 V ratings are required.
• Consumer and Industrial Electronics — General purpose use in equipment requiring polarized aluminum electrolytic capacitors with snap‑in mounting and 105°C capability.

Unique Advantages

• Designed for audio quality: Selected materials in the LKX series target superior acoustic sound, addressing sonic requirements in audio equipment.
• High thermal reliability: 105°C category temperature rating and 2000 hours endurance at 105°C under rated conditions support long‑term operation in elevated temperatures.
• Strong ripple handling: Explicit ripple current ratings (900 mA at 120 Hz, 1.35 A at 50 kHz) make the capacitor suitable for switching environments with significant AC stress.
• Robust board mounting: Snap‑in, radial can construction provides a durable mechanical connection for PCB installations.
• Regulatory readiness: RoHS compliance ensures alignment with modern environmental requirements for electronic assemblies.

Why Choose LKX2E181MESY25?

The LKX2E181MESY25 positions itself as a reliable, audio‑aware aluminum electrolytic solution for designers needing 180 µF at 250 V with 105°C endurance. Its combination of snap‑in mounting, documented ripple current capability, and materials selected for acoustic performance makes it well suited to switching power supplies in audio and general‑purpose electronic systems.

This part is a practical choice for engineers and procurement teams specifying durable bulk capacitance where high temperature operation, RoHS compliance, and assembly‑friendly packaging are required.

To request pricing, availability, or a quote for LKX2E181MESY25, please contact our sales team or submit a quotation request including your required quantities and lead‑time expectations.