UCS2W330MND9

The UCS2W330MND9 is a miniature, high-reliability aluminum electrolytic capacitor from Nichicon's UCS series. It is a radial lead, polarized capacitor designed for compact, high-voltage applications.

With a 33 µF capacitance at a 450 V rating and long-life endurance at elevated temperature, this part is suited for power supply and ballast applications as well as general-purpose high-voltage circuitry requiring a compact, robust through-hole electrolytic solution.

Key Features

• Capacitance & Tolerance — 33 µF nominal capacitance with tolerance of −20% to +20%.
• Rated Voltage — 450 V DC rating for high-voltage designs.
• High Ripple Current — Low-frequency ripple current 360 mA (120 Hz) and high-frequency ripple current 720 mA (100 kHz), suitable for demanding AC/ripple environments.
• Long Endurance — Rated for 10000 hours at 105°C under specified conditions, providing extended operational life in elevated-temperature applications.
• Electrical Loss and Leakage — tanδ 0.24 (measured at 20°C, 120 Hz) and leakage current specified as 694 µA.
• Operating Temperature — −40°C to +105°C for broad environmental tolerance.
• Form Factor & Mounting — φ10 × 40 mm can in radial lead (lead spacing 5 mm) configuration for through-hole assemblies.
• Packaging & Compliance — Available in bulk (no terminal forming) or bag packing; RoHS compliant.
• Product Status — End Of Life.

Typical Applications

• Power Supplies — Energy filtering and bulk decoupling in high-voltage power supply stages where compact, high-voltage capacitors are required.
• Ballast Circuits — Supporting ripple handling and DC blocking in ballast and lamp-drive applications, as highlighted in the UCS series guidance.
• General-Purpose High-Voltage Electronics — Use in compact through-hole designs that require a 450 V polarized capacitor with defined ripple and endurance characteristics.

Unique Advantages

• High-voltage capability in a small footprint: 450 V rating combined with a φ10 × 40 mm can makes the part suitable for compact high-voltage circuit designs.
• Strong ripple handling: Specified 360 mA at 120 Hz and 720 mA at 100 kHz supports applications with significant AC ripple components.
• Extended high-temperature life: 10000 hours endurance at 105°C provides predictable life for elevated-temperature deployments.
• Wide operating temperature range: −40°C to +105°C accommodates both cold-start and high-temperature operating environments.
• Clear electrical specifications: Defined tanδ (0.24 at 20°C/120 Hz) and leakage current (694 µA) enable straightforward design margin calculations.
• RoHS compliant packaging options: Available in bulk or bag packing to suit prototyping and small-scale production workflows.

Why Choose UCS2W330MND9?

The UCS2W330MND9 combines a high 450 V rating with a compact φ10 × 40 mm radial lead package and defined ripple and endurance specifications, providing a reliable option for engineers designing compact high-voltage power systems and ballast circuits. Its long-life rating at 105°C and clear leakage and loss-angle specifications help simplify life and thermal budgeting for robust designs.

This part is appropriate for designers seeking a proven, through-hole electrolytic capacitor for general-purpose high-voltage applications that require predictable ripple performance and extended operation at elevated temperatures.

Request a quote or submit an RFQ for UCS2W330MND9 to obtain pricing and current availability information.