UCM1K511MNS1MS

The UCM1K511MNS1MS is a Nichicon UCM series aluminum electrolytic, chip-type surface-mount capacitor offering 510 µF capacitance at a rated voltage of 80 V. It is a low-impedance, vibration-resistant SMD can designed for automated assembly and high-reliability environments.

Engineered for demanding temperature and endurance requirements, this capacitor is rated for operation from −55°C to 105°C, carries an AEC-Q200 qualification, and is RoHS compliant. Key performance attributes include 835 mA low-frequency ripple current (120 Hz), 1.67 A high-frequency ripple current (10 kHz), low leakage current, and a 5000-hour life at 105°C.

Key Features

• Capacitance & Voltage — 510 µF nominal capacitance with a rated voltage of 80 V and ±20% tolerance at 120 Hz, 20°C.
• Low Impedance Chip Type — Chip-style aluminum electrolytic construction optimized for lower impedance behavior across frequency, provided in an SMD can package for automated placement.
• Ripple & Leakage Performance — Low-frequency ripple current of 835 mA (120 Hz) and high-frequency ripple current of 1.67 A (10 kHz); specified leakage current of 408 µA.
• Temperature & Endurance — Operating range −55°C to 105°C with endurance rated to 5000 hours at 105°C.
• Reliability & Qualification — AEC-Q200 qualified and vibration resistant, suitable for high-reliability applications.
• Package & Assembly — Surface-mount radial can (φ18 × 16.5 mm) supplied in embossed carrier taping for automatic mounting.
• Regulatory — RoHS compliant.

Typical Applications

• Automotive electronic modules — AEC-Q200 qualification and vibration resistance make this capacitor suitable for electronic control units and modules used in vehicles.
• Automotive power supply filtering — 80 V rating combined with 1.67 A high-frequency ripple capability supports filtering and smoothing functions in automotive power electronics.
• High-temperature automotive environments — Rated endurance of 5000 hours at 105°C and operation down to −55°C provide durability for elevated-temperature installations.

Unique Advantages

• High-voltage capability — 80 V rating enables use in mid- to high-voltage automotive and industrial circuits where higher working voltage is required.
• High ripple handling — Combined low- and high-frequency ripple current specs (835 mA at 120 Hz, 1.67 A at 10 kHz) help manage ripple and transient currents in power systems.
• Long operating life at elevated temperature — 5000-hour endurance at 105°C supports long-term reliability in thermally stressed environments.
• Automotive-grade qualification — AEC-Q200 rating signals suitability for applications that require automotive-level component qualification.
• SMD-ready package — Embossed carrier taping and chip-type SMD can facilitate automated placement and streamlined manufacturing.
• RoHS compliant — Meets RoHS directive requirements for restricted substances.

Why Choose UCM1K511MNS1MS?

The UCM1K511MNS1MS balances high capacitance (510 µF) and an 80 V rating with low impedance behavior, robust ripple performance, and automotive-grade qualification. Its combination of endurance at 105°C, vibration resistance, and SMD packaging makes it a practical choice for designers targeting reliable, high-voltage, high-temperature automotive and industrial electronics.

This part suits engineers and procurement teams looking for a durable, production-ready electrolytic capacitor that integrates into automated assembly flows while meeting the thermal and ripple demands found in demanding electronic systems.

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