UKW0J223MHD

The UKW0J223MHD is a radial-lead aluminum electrolytic capacitor offering 22,000 µF nominal capacitance at 6.3 V with ±20% tolerance. It is part of Nichicon’s UKW series, developed for audio and AV equipment, and is intended for high-capacitance through-hole applications requiring substantial energy storage and ripple handling.

Key electrical characteristics include 3.2 A low-frequency ripple current at 120 Hz, 3.68 A high-frequency ripple current at 10 kHz, a leakage current of 4,158 µA, and a rated lifetime of 2,000 hours at 85°C. The capacitor operates across –40°C to 85°C and is supplied in bulk/bag packaging.

Key Features

• High Capacitance & Rated Voltage — 22,000 µF (22 mF) nominal capacitance at 6.3 V with ±20% tolerance, providing significant bulk energy storage for power rail smoothing and reservoir applications.
• Ripple Current Performance — 3.2 A ripple current at 120 Hz and 3.68 A at 10 kHz, supporting both low-frequency and higher-frequency ripple environments common in audio power supplies.
• Endurance & Temperature Range — Rated for 2,000 hours at 85°C and specified operation from –40°C to 85°C, enabling use in equipment with elevated operating temperatures.
• Electrical Loss and Leakage — Specified tangent of loss angle (tan δ) of 0.7 and leakage current of 4,158 µA, providing defined loss and leakage characteristics for design verification.
• Radial Through-Hole Package — φ18 × 40 mm can with 7.5 mm lead spacing, polarized radial-lead construction for through-hole assembly and secure mechanical mounting.
• Series Design for Audio — Part of Nichicon’s UKW series, developed specifically for audio/AV equipment and marked with gold lettering on a black sleeve.
• Environmental Compliance — RoHS compliant.
• Packaging — Supplied in bulk/bag packaging suitable for manual or machine handling in production environments.

Typical Applications

• Audio and AV Equipment — Bulk reservoir and supply smoothing in amplifiers and audio circuits, leveraging high capacitance to stabilize power rails in AV systems.
• Power Supply Filtering — Energy storage and ripple suppression in linear and switch-mode power supplies where through-hole mounting is required.
• High-Ripple Environments — Applications that require sustained ripple handling at both low and higher frequencies, supported by the specified 120 Hz and 10 kHz ripple current ratings.

Unique Advantages

• Large Energy Storage: 22,000 µF nominal capacitance provides substantial bulk filtering to stabilize voltage rails and support transient loads.
• Measurable Ripple Capability: Rated ripple currents of 3.2 A (120 Hz) and 3.68 A (10 kHz) let designers size decoupling networks with clear, frequency-specific ratings.
• Defined Lifetime at Elevated Temperature: 2,000 hours at 85°C gives a clear endurance metric for thermal-stressed designs.
• Through-Hole Form Factor: Radial-lead, φ18×40 mm package with 7.5 mm lead spacing simplifies integration into legacy and serviceable PCB layouts.
• Series Tailored to Audio: UKW series development focus on audio/AV applications supports design choices where sound quality and power stability are priorities.
• Regulatory Compliance: RoHS conformity supports use in products requiring restricted-substance compliance.

Why Choose UKW0J223MHD?

UKW0J223MHD delivers high-capacitance, through-hole form factor, and frequency-specific ripple ratings that make it well suited for audio/AV and power-filtering designs requiring substantial energy storage and reliable ripple handling. The 2,000-hour endurance at 85°C and –40°C to 85°C operating range provide quantifiable reliability parameters for engineers designing in thermally demanding environments.

This part is targeted at designers and procurement teams specifying bulk reservoir capacitors for amplifier platforms, power supplies, and other applications where high capacitance and clear ripple specifications are required. Its RoHS compliance and series-level audio focus support adoption in regulated consumer and professional AV equipment.

Request a quote or contact sales to discuss availability, lead times, and pricing for UKW0J223MHD.