UKW1A332MHD

The UKW1A332MHD is a radial-lead aluminum electrolytic capacitor from Nichicon’s UKW series, optimized for audio and AV equipment. It delivers 3300 µF capacitance at a 10 V rating in a compact φ12.5 × 20 mm radial can with 5 mm lead spacing.

Designed with a new electrolyte formulation intended to produce a harmonious balance of sound quality, this component targets designers who need compact power filtering and decoupling in audio applications while maintaining long-term endurance across a −40°C to 85°C operating range.

Key Features

• Capacitance & Voltage — 3300 µF (3.3 mF) nominal capacitance at a rated voltage of 10 V with ±20% tolerance.
• Audio-Optimized Electrolyte — Part of the UKW series formulated to realize a harmonious balance of sound quality for AV and audio equipment.
• Package & Mounting — Radial lead, polarized aluminum electrolytic in a φ12.5 × 20 mm can; lead spacing 5 mm (±0.5 mm). Packaging available in bulk (no terminal forming) or bag packing.
• Loss Characteristics — Tangent of loss angle (tan δ) measured at 20°C, 120 Hz is 0.28 for this part.
• Ripple Current Capability — Low-frequency ripple current of 1.42 A at 120 Hz and high-frequency ripple current of 1.633 A at 10 kHz, enabling effective power rail smoothing across audio bandwidths.
• Leakage & Endurance — Leakage current specified at 990 µA; endurance rated to 2000 hours at 85°C with recovery to specified characteristics after restoration to 20°C.
• Environmental Compliance — RoHS compliant.

Typical Applications

• Audio Equipment / AV Systems — Bulk energy storage and smoothing for audio circuits where the UKW series’ electrolyte is intended to support sound quality.
• Power Filtering in Amplifiers — Decoupling and ripple suppression on low-voltage rails, leveraging the specified LF and HF ripple current capability.
• Consumer AV Electronics — Compact radial-can form factor for space-constrained designs requiring reliable filtering between −40°C and 85°C.

Unique Advantages

• Audio-focused formulation: The UKW series electrolyte is developed to help realize a harmonious balance of sound quality useful for AV and audio designs.
• Compact, serviceable form factor: φ12.5 × 20 mm radial can with 5 mm lead spacing offers a small footprint for dense PCB layouts while retaining radial-lead serviceability.
• Broad ripple handling: Specified ripple currents at both 120 Hz and 10 kHz support smoothing across low and high-frequency components of audio power rails.
• Operational robustness: −40°C to 85°C operating range and 2000-hour endurance at 85°C provide predictable behavior in typical AV environments.
• Regulatory readiness: RoHS compliance for straightforward integration into regulated product lines.
• Production availability: Product status is mass production, suitable for volume BOM planning.

Why Choose UKW1A332MHD?

UKW1A332MHD combines a high capacitance (3300 µF) and low-voltage rating (10 V) in a compact radial-can package tailored for audio and AV applications. Its audio-oriented electrolyte formulation, measurable loss tangent, and dual-frequency ripple current specifications make it suitable for designers who need reliable power filtering and decoupling with consideration for sound quality.

With a −40°C to 85°C operating range, 2000-hour endurance at 85°C, RoHS compliance, and mass-production availability from Nichicon’s UKW series, this capacitor is positioned for OEMs and design teams building compact, serviceable audio and AV power subsystems.

Request a quote or contact sales to discuss availability, lead times, and volume pricing for UKW1A332MHD.