UUJ2G4R7MNQ1MS

The UUJ2G4R7MNQ1MS is a chip-type aluminum electrolytic capacitor from Nichicon’s UUJ series, offering a 4.7 µF capacitance at a 400 V rating in a compact surface-mount can-style package. It is designed for high-density PC board mounting and is compatible with automatic mounting equipment fed by carrier tape.

Built for demanding environments, this part is RoHS compliant and AEC-Q200 qualified, providing a combination of high-voltage capability, long-term endurance, and PCB-friendly surface-mount form factor suitable for automotive power electronics and other high-voltage systems.

Key Features

• Capacitance & Voltage — 4.7 µF nominal capacitance rated for 400 V DC, with ±20% tolerance at 120 Hz, 20°C.
• Package & Mounting — Chip-type radial can intended for surface mounting on high-density PCBs and compatible with automatic carrier-tape pick-and-place.
• Temperature & Endurance — Operating temperature range of -40°C to +105°C with an endurance rating of 5000 hours at 105°C under rated voltage.
• Reliability & Qualification — AEC-Q200 qualified and RoHS compliant for regulated applications and industry conformity.
• Ripple Performance — Specified ripple current of 50 mA at 120 Hz and 80 mA at 10 kHz for smoothing and decoupling in power circuits.
• Polarity & Tolerance — Polarized aluminum electrolytic construction with capacitance tolerance of -20% to +20%.
• Board Footprint & Size — Physical footprint L: 1.6 × D: 1.25 cm and recommended surface-mount land size L: 1.28 × W: 1.28 cm for PCB layout planning.

Typical Applications

• Automotive power electronics — Suited for DC-link smoothing and energy storage in automotive high-voltage subsystems, leveraging its 400 V rating and AEC-Q200 qualification.
• On-board chargers and inverters — Provides high-voltage capacitance and endurance required for charge/discharge cycles in vehicle power modules.
• High-voltage power supplies — Uses include bulk decoupling and ripple suppression where a compact, surface-mount 400 V capacitor is required.

Unique Advantages

• Automotive-qualified — AEC-Q200 qualification supports deployment in automotive designs that require validated components.
• High-voltage capability — 400 V rating enables use in high-voltage circuits without upsizing to larger, bulkier solutions.
• Long operational life — 5000-hour endurance at 105°C under rated voltage supports longevity in thermally demanding applications.
• Surface-mount convenience — Chip-type can and carrier-tape compatibility reduce assembly complexity on high-density PCBs.
• Regulatory compliance — RoHS compliance eases integration into regulated manufacturing environments.
• Compact PCB footprint — Small case dimensions and defined land pattern simplify PCB layout for space-constrained designs.

Why Choose UUJ2G4R7MNQ1MS?

The UUJ2G4R7MNQ1MS positions itself as a compact, high-voltage aluminum electrolytic solution for designers who need 400 V capacitance in a surface-mount form with automotive-grade qualification. Its combination of AEC-Q200 qualification, RoHS compliance, defined ripple current ratings, and a 5000-hour endurance at 105°C makes it appropriate for demanding power-electronics and automotive applications where reliability and long-term performance matter.

Choose this part when your design requires a proven 400 V electrolytic capacitor that balances size, endurance, and compatibility with automated assembly on high-density PC boards.

If you would like a quote or further technical details, please request a quote or contact sales to submit your requirements and receive pricing and availability information.