UCM1K680MNL1GS

The UCM1K680MNL1GS is a chip-type, low-impedance aluminum electrolytic capacitor designed for surface-mount assembly. It delivers 68 µF capacitance at an 80 V rated voltage in a compact φ8 × 10 mm can-style SMD package supplied on embossed carrier tape for automated mounting.

Engineered for high-temperature environments and reliability-sensitive designs, this AEC-Q200 qualified, RoHS-compliant component supports operation from -55 °C to +105 °C and a rated endurance of 2000 hours at 105 °C, making it suitable for demanding power smoothing and decoupling applications.

Key Features

• Capacitance & Voltage — 68 µF nominal capacitance with an 80 V rated voltage and tolerance of -20% to +20%.
• Low Impedance Design — Chip-type, low-impedance construction for reduced AC ripple and improved transient response.
• Loss Characteristics — Tangent of loss angle (tan δ) of 0.08 measured at 20 °C, 120 Hz, supporting low-loss operation at rated conditions.
• Ripple Current Capability — Low-frequency ripple current 150 mA (120 Hz) and high-frequency ripple current 300 mA (10 kHz) for handling AC stress across a range of switching frequencies.
• Leakage Current — Specified leakage current of 54.4 µA for predictable bias behavior in charged circuits.
• Temperature & Endurance — Operating range from -55 °C to +105 °C with an endurance rating of 2000 hours at 105 °C.
• Automotive-Grade Reliability — AEC-Q200 qualified and listed for automotive applications.
• Surface-Mount Convenience — Radial can-style SMD package (φ8 × 10 mm) with embossed carrier taping for automated placement; surface mount land size 8.3 × 8.3 mm.
• Regulatory Status — RoHS compliant.

Typical Applications

• Automotive Power Electronics — Smoothing and decoupling in control modules and power stages where AEC-Q200 qualification and a 105 °C rating are required.
• DC–DC Converters — Output filtering and bulk capacitance at up to 80 V systems, benefiting from the capacitor’s low impedance and ripple current capability.
• Industrial Power Supplies — Energy storage and transient suppression in high-temperature industrial environments thanks to 2000 h endurance at 105 °C.
• Sensor and Control Modules — Local decoupling in compact surface-mount assemblies where board space is limited and automated placement is used.

Unique Advantages

• Automotive-Grade Qualification: AEC-Q200 qualification supports use in vehicle electronics and other demanding environments.
• High-Temperature Endurance: Rated for 2000 hours at 105 °C, providing predictable performance in elevated-temperature applications.
• Low-Loss, Low-Impedance Performance: tan δ of 0.08 and chip-type construction reduce AC losses and improve ripple handling.
• Dual-Frequency Ripple Handling: Specified ripple currents at 120 Hz and 10 kHz accommodate both low-frequency smoothing and high-frequency switching loads.
• Assembly-Ready Packaging: Embossed carrier tape packaging enables automated surface-mount placement to streamline manufacturing.
• Compact SMD Form Factor: φ8 × 10 mm can-style package with defined land pattern simplifies PCB layout for space-constrained designs.

Why Choose UCM1K680MNL1GS?

UCM1K680MNL1GS combines a compact chip-type SMD package with low-impedance, low-loss performance and robust high-temperature endurance, making it a practical choice for power filtering and decoupling in automotive and industrial designs. Its AEC-Q200 qualification and RoHS compliance provide added assurance for reliability-focused applications.

This part is well suited to engineers specifying capacitors for 80 V systems that require predictable leakage, defined ripple handling at both low and high frequencies, and compatibility with automated assembly processes. The combination of performance and packaging supports long-term robustness and streamlined production.

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