UCM1J821MNS1MS

The UCM1J821MNS1MS is a surface-mount aluminum electrolytic capacitor in Nichicon’s UCM series, designed as a chip-type, low-impedance device. It provides 820 µF capacitance at a 63 V rating and is intended for automated assembly with embossed carrier taping.

Built for demanding environments, the part is AEC-Q200 qualified, RoHS compliant, vibration resistant, and specified for operation from −55 °C to +105 °C with a 5000-hour endurance at 105 °C.

Key Features

• Capacitance & Voltage — 820 µF rated capacitance with a 63 V rated voltage and a capacitance tolerance of −20% to +20% at 120 Hz, 20 °C.
• Low Impedance Chip Type — Chip-type, low impedance construction for improved AC performance as specified for the UCM series.
• High Ripple Current Handling — Low-frequency ripple current of 940 mA at 120 Hz and high-frequency ripple current of 1.88 A at 10 kHz, supporting demanding ripple conditions.
• Wide Temperature & Endurance — Operating range −55 °C to +105 °C with a specified lifetime of 5000 hours at 105 °C.
• Reliability & Qualification — AEC-Q200 qualified and RoHS compliant; designed to meet automotive-grade reliability requirements.
• Leakage and Dissipation — Specified leakage current of 516.6 µA and tanδ of 0.08 at 20 °C, 120 Hz for stable electrical characteristics.
• Surface-Mount Packaging — Radial can SMD package (φ18 × 16.5L mm) supplied in embossed carrier taping for automatic mounting machines; surface-mount land size 1.83 × 1.83 cm.
• Vibration Resistant — Vibration-resistant construction suitable for mechanically challenging environments.

Typical Applications

• Automotive Electronics — AEC-Q200 qualification and extended temperature rating make this capacitor suitable for automotive electronic modules.
• Automated Surface-Mount Assembly — Supplied in embossed carrier tape and compatible with automatic mounting machines for high-volume PCB assembly.
• High-Temperature Endurance Use — Specified 5000 hours at 105 °C for applications that require long-term stability at elevated temperatures.

Unique Advantages

• Automotive-Grade Qualification: AEC-Q200 qualification supports use in designs requiring recognized automotive component standards.
• High Capacitance in an SMD Can: 820 µF at 63 V provides substantial energy storage in a compact φ18 × 16.5 mm SMD can.
• Robust Ripple Performance: Dual-frequency ripple specifications (940 mA at 120 Hz and 1.88 A at 10 kHz) enable reliable handling of both low- and high-frequency ripple currents.
• Extended Temperature and Long Life: −55 °C to +105 °C range with a 5000-hour rating at 105 °C addresses long-term reliability in elevated-temperature environments.
• Assembly-Friendly Packaging: Embossed carrier taping and compatibility with automatic mounting lines streamline high-volume manufacturing.
• Measured Electrical Stability: Specified tanδ (0.08 at 63 V, 120 Hz, 20 °C) and defined leakage current support predictable performance in system-level designs.

Why Choose UCM1J821MNS1MS?

The UCM1J821MNS1MS combines high capacitance, automotive-grade qualification, and a chip-type low-impedance design in a surface-mount can. Its defined ripple ratings, leakage, and dissipation characteristics, along with a wide operating temperature range and long endurance, make it well suited for designs that require durable SMD electrolytic capacitors and reliable thermal performance.

This part is ideal for engineers specifying components for automotive electronics and other high-reliability assemblies that rely on automated placement and need long-term stability at elevated temperatures. Choosing this capacitor supports robust system performance and streamlined manufacturing with embossed carrier tape packaging.

Request a quote or submit an inquiry to receive pricing and lead-time information for the UCM1J821MNS1MS.