UUJ2C680MNJ1MS

The UUJ2C680MNJ1MS is a chip-type aluminum electrolytic capacitor in Nichicon’s UUJ series, offering 68 µF capacitance at a 160 V rated voltage. It is designed for surface mounting on high-density PC boards and is compatible with automatic mounting machines using carrier tape.

Engineered for demanding environments, the part is AEC-Q200 qualified and RoHS compliant, providing a combination of high-voltage capability, compact SMD packaging and long-term endurance for automotive and industrial power applications.

Key Features

• Electrical Performance — 68 µF nominal capacitance with a 160 V rated voltage and ±20% tolerance, suitable for high-voltage smoothing and energy storage in compact assemblies.
• Package & Mounting — Chip-type radial can in an SMD package sized L: 1.65 × D: 1.8 cm with surface-mount land size L: 1.83 × W: 1.83 cm; designed for automatic mounting from carrier tape.
• Thermal Range — Operating temperature range from −40 °C to +105 °C to support typical automotive and industrial ambient conditions.
• Reliability & Lifetime — AEC-Q200 qualified with a rated lifetime of 5000 hours at 105 °C, meeting endurance expectations for long-term use in temperature-stressed applications.
• Ripple Current Capability — Supports 320 mA at 120 Hz and 512 mA at 10 kHz, enabling effective ripple filtering across low and high frequency regimes.
• Polarized Electrolytic — Polarized construction for DC applications where polarity is defined and managed in the circuit.
• Environmental Compliance — Compliant with RoHS directives (2011/65/EU and (EU)2015/863).

Typical Applications

• Automotive Electronics — Bulk smoothing and decoupling in automotive power systems and modules, leveraging AEC-Q200 qualification and high-voltage rating for robust operation.
• High-density Surface-mount PCBs — Designed specifically for compact boards where automatic carrier-tape mounting and tight footprint are required.
• Power Supply Filtering — Decoupling and ripple reduction in power converters and DC bus circuits, supported by published ripple current ratings at 120 Hz and 10 kHz.

Unique Advantages

• AEC-Q200 Qualification: Verified for use in demanding environments, providing an industry-recognized baseline for reliability in automotive applications.
• High-Voltage Capability: 160 V rating allows use in higher-voltage sections of power systems without increasing component count.
• Compact SMD Form Factor: Chip-type radial can optimized for surface mounting and automatic tape feeding reduces assembly complexity on dense PCBs.
• Long Endurance at Elevated Temperature: 5000-hour rating at 105 °C gives predictable lifetime performance under thermal stress.
• Measured Ripple Performance: Specified ripple currents at both low and high frequencies (320 mA @ 120 Hz, 512 mA @ 10 kHz) enable designers to size capacitors based on real operating conditions.
• Regulatory Compliance: RoHS conformity supports deployment in regulated markets without additional material restrictions.

Why Choose UUJ2C680MNJ1MS?

The UUJ2C680MNJ1MS combines a high-voltage 160 V rating with a moderate 68 µF capacitance in a surface-mount chip package tailored for automated assembly and dense PCB layouts. Its AEC-Q200 qualification, extended 105 °C endurance and defined ripple-current specifications make it a practical choice for designers seeking predictable performance in automotive and industrial power electronics.

This capacitor is well suited to teams needing a compact, compliant, and assembly-friendly solution for DC bus decoupling and bulk energy storage where long-term thermal reliability and regulatory compliance are required.

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