UUJ2W4R7MNJ1MS

The UUJ2W4R7MNJ1MS is a chip-type aluminum electrolytic capacitor from Nichicon’s UUJ series, offering 4.7 µF capacitance at a 450 V rating in a surface-mount radial can package. It is designed for mounting on high-density printed circuit boards and is compatible with automatic mounting machines fed with carrier tape.

Engineered for demanding environments, this component is RoHS compliant and AEC-Q200 Qualified. Its specification set supports applications that require high-voltage SMD capacitance with defined lifetime and temperature performance.

Key Features

• Electrical — 4.7 µF rated capacitance with ±20% tolerance and polarized construction, rated for 450 V operation.
• Temperature and Endurance — Operating temperature range of -40 °C to 105 °C with an established endurance of 5000 hours at 105 °C per the datasheet.
• Package & Mounting — Chip-type radial can SMD package designed for surface mounting on high-density PC boards; compatible with automatic mounting machines using carrier tape. Physical size: L: 1.6 × D: 1.25 cm; recommended surface-mount land size: 1.28 × 1.28 cm.
• Reliability Specs — AEC-Q200 Qualified; leakage current for 160–450 V products per datasheet: I = 0.04CV + 100 µA max (1 minute at 20 °C).
• Ripple Current — Rated ripple handling of 50 mA at 120 Hz and 80 mA at 10 kHz, suitable for low- and high-frequency ripple conditions described in the product data.
• Environmental Compliance — Compliant with RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• Automotive electronics — AEC-Q200 Qualified SMD capacitor for automotive electronic modules that require a 450 V-rated, compact electrolytic solution.
• High-voltage surface-mount modules — Designed for use on high-density PCBs and compatible with tape-fed automatic mounting lines where a high-voltage SMD capacitor is required.
• Power supply modules — Provides 4.7 µF capacitance and defined ripple current capability for smoothing and energy buffering in 450 V-rated assemblies.

Unique Advantages

• High-voltage capability: 450 V rating enables use in higher-voltage SMD designs where elevated DC voltages are present.
• Automotive-grade qualification: AEC-Q200 Qualified and specified for 5000 hours at 105 °C, supporting reliability targets for transport applications.
• Tape-compatible surface-mount form: Chip-type radial can SMD construction designed for automatic mounting with carrier tape, easing assembly on automated lines.
• Compact SMD footprint: Small physical dimensions and recommended land pattern support high-density PCB layouts without sacrificing capacitance.
• Measured ripple performance: Documented ripple current ratings at both low and high frequencies enable predictable performance in mixed-frequency environments.
• Regulatory compliance: RoHS compliant to meet environmental requirements for modern electronics manufacturing.

Why Choose UUJ2W4R7MNJ1MS?

The UUJ2W4R7MNJ1MS combines a 450 V rating and 4.7 µF capacitance with a surface-mount, tape-compatible chip package to deliver a compact, high-voltage electrolytic solution. Backed by AEC-Q200 qualification and a 5000-hour endurance rating at 105 °C, it addresses reliability and lifetime requirements for automotive and other demanding applications.

This part is suited for engineers and purchasers designing high-voltage SMD power modules and automotive electronic systems that require traceable specifications for voltage, temperature range, ripple handling, and automated assembly compatibility.

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