UUJ2W3R3MNJ1MS

The UUJ2W3R3MNJ1MS is a chip-type aluminum electrolytic capacitor from Nichicon's UUJ series, offering a 3.3 µF capacitance at a 450 V rating in a compact surface-mount package. It is designed for high-density PC board applications and is compatible with automated assembly using carrier-tape feed.

Engineered for demanding environments, this part combines high-voltage capability with AEC-Q200 qualification and a rated operating range to support reliable performance in automotive and industrial applications where compact, robust SMD capacitors are required.

Key Features

• Electrical Performance — 3.3 µF nominal capacitance with a 450 V rated voltage and ±20% tolerance for high-voltage SMD filtering and decoupling tasks.
• Reliability & Endurance — AEC-Q200 qualified and rated for 5000 hours at 105°C, meeting endurance requirements after extended high-temperature voltage application.
• Thermal Range — Rated for operation from −40°C to 105°C, suitable for a wide range of temperature conditions encountered in automotive and industrial electronics.
• Ripple Handling — Specified ripple current values of 40 mA at 120 Hz and 64 mA at 10 kHz for low-frequency and high-frequency ripple environments.
• Package & Mounting — Chip-type, radial can SMD package sized L: 1.35 × D: 1.25 cm with a surface-mount land size of 1.28 × 1.28 cm for efficient PCB layout in high-density designs.
• Assembly Compatibility — Designed for surface mounting on high-density PC boards and suitable for automatic mounting machines fed with carrier tape.
• Environmental Compliance — RoHS compliant (2011/65/EU, (EU)2015/863).

Typical Applications

• Automotive electronics — Suitable for on-board power filtering and energy storage in automotive systems where AEC-Q200 qualification is required.
• High-density power PCBs — Compact chip-type SMD package supports space-constrained power supply and DC-link designs on densely populated boards.
• Automated SMT assembly — Compatible with carrier-tape fed placement for high-volume, automated manufacturing.

Unique Advantages

• High-voltage SMD capability: 450 V rating enables use in higher-voltage circuits without resorting to larger through-hole parts.
• Automotive-grade reliability: AEC-Q200 qualification provides documented suitability for automotive electronic environments.
• Long-term endurance: 5000 hours at 105°C rating supports longevity in elevated-temperature applications.
• Compact footprint: Chip-type radial can SMD package and small land pattern help reduce PCB area for power circuitry.
• Assembly-ready design: Carrier-tape compatibility streamlines pick-and-place processing for automated production lines.
• Regulatory compliance: RoHS conformity supports use in regulated markets.

Why Choose UUJ2W3R3MNJ1MS?

UUJ2W3R3MNJ1MS combines high-voltage performance (450 V) with a compact, surface-mount chip form factor and proven endurance (5000 hours at 105°C), making it well suited to designs that require robust SMD electrolytic capacitors in challenging thermal and vibration environments. Its AEC-Q200 qualification and RoHS compliance make it a practical choice for automotive and industrial electronics where reliability and regulatory adherence are priorities.

Designed and manufactured by Nichicon as part of the UUJ series, this capacitor is targeted at engineers and procurement teams seeking a high-voltage SMD electrolytic solution that supports automated assembly and long-term field performance.

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