UCZ1K271MNQ1MS

The UCZ1K271MNQ1MS is a high-reliability aluminum electrolytic chip capacitor from Nichicon’s UCZ series. It is a polarized, surface-mount, chip‑type capacitor designed for demanding temperature environments and automated assembly.

Engineered for use from -40 °C to +125 °C, this 270 µF, 80 V capacitor offers low-temperature ESR behavior and long high-temperature endurance, making it suitable for power filtering and energy storage in automotive and industrial electronics where temperature resilience and reliability are required.

Key Features

• Capacitance & Voltage — 270 µF rated capacitance at 80 V for bulk energy storage and decoupling in higher-voltage power rails.
• Temperature Range — Rated for operation from -40 °C to +125 °C, supporting high-temperature system designs and extended endurance at elevated temperatures.
• Low-Temperature ESR Specification — Added ESR specification after the -40 °C test to ensure predictable impedance and performance in cold conditions.
• Endurance at Elevated Temperature — Specified lifetime of 3500 hours at 125 °C for prolonged operation in hot environments.
• Ripple Current Capability — Defined ripple performance: 500 mA at 120 Hz and 1 A at 10 kHz for AC stress handling in power applications.
• ESR — Equivalent series resistance of 190 mΩ measured at 100 kHz to characterize high-frequency losses.
• Surface Mount Package — Chip-type, radial can SMD package compatible with carrier-tape feeding for automated placement; recommended surface-mount land size L: 1.63 × W: 1.63 cm.
• Compliance & Qualification — AEC‑Q200 qualified and RoHS compliant, supporting regulated and automotive-grade design requirements.
• Polarized Design — Electrolytic polar capacitor suitable for DC power rails where polarity is controlled.

Typical Applications

• Automotive Power Electronics — Bulk smoothing and decoupling in ECUs and power modules, leveraging AEC‑Q200 qualification and +125 °C endurance.
• DC‑DC Converters & Power Supplies — Energy storage and ripple suppression on higher-voltage rails (80 V rating) in industrial and vehicular systems.
• Motor Drives & Inverters — Filtering and transient buffering where elevated temperature tolerance and defined ripple performance are required.
• Industrial Control Electronics — Long-life, high-temperature filtering for controllers and power subsystems exposed to harsh operating conditions.

Unique Advantages

• High-temperature reliability: Endurance rating of 3500 hours at 125 °C supports continuous operation in hot environments.
• Verified low‑temperature performance: ESR specification after -40 °C testing provides predictable impedance and behavior in cold starts.
• Automated assembly ready: Chip SMD format and carrier-tape compatibility streamline pick-and-place production flows.
• Automotive-grade qualification: AEC‑Q200 qualification enables use in designs requiring industry-recognized component qualification.
• Defined ripple handling: Rated ripple currents (500 mA at 120 Hz, 1 A at 10 kHz) and 190 mΩ ESR at 100 kHz help engineers size components for real-world power waveforms.
• Regulatory compliance: RoHS compliant construction meets environmental directive requirements.

Why Choose UCZ1K271MNQ1MS?

The UCZ1K271MNQ1MS balances high capacitance and elevated voltage rating with temperature robustness and defined ripple/ESR characteristics, making it a focused solution for power filtering and energy storage in systems exposed to wide temperature swings. Its AEC‑Q200 qualification and RoHS compliance position it for automotive and industrial designs that demand traceable component qualification and environmental compliance.

Designers building power electronics for vehicles, industrial drives, and high-temperature control systems will find the UCZ1K271MNQ1MS suited to sustained operation at +125 °C, predictable low‑temperature behavior, and automated manufacturing flows, providing long-term reliability and easier integration into production BOMs.

If you need pricing, lead times, or a formal quote for UCZ1K271MNQ1MS, please request a quote or submit an inquiry to our sales team for availability and ordering information.