UCD1V681MNJ1MS

The UCD1V681MNJ1MS is a chip-type, low-impedance aluminum electrolytic capacitor designed for surface-mount use on high-density PC boards. It delivers 680 µF of capacitance at a 35 V rating with polarized construction for DC decoupling and bulk energy storage on compact boards.

Engineered for demanding environments, this part is AEC-Q200 qualified, RoHS compliant, and rated to operate from -55 °C to +105 °C with a published endurance of 5000 hours at 105 °C, making it suitable for applications requiring extended high-temperature performance and automated assembly.

Key Features

• Electrical Performance — 680 µF nominal capacitance at 35 V with ±20% tolerance; polarized electrolytic construction for DC filtering and bulk storage.
• Low Impedance Design — Chip-type, low-impedance construction optimized for high-frequency ripple handling and smoothing in power rails.
• Ripple Current Capability — Rated ripple current of 550 mA at 120 Hz and 1.1 A at 10 kHz to support switching converters and power-supply decoupling.
• Temperature and Endurance — Operating range -55 °C to +105 °C with a specified lifetime of 5000 hours at 105 °C.
• Reliability and Standards — AEC-Q200 qualified and RoHS compliant (2011/65/EU, (EU)2015/863), supporting use in regulated and high-reliability environments.
• Automated Assembly Ready — Surface-mount chip form factor designed for high-density PCBs and applicable to automatic mounting machines fed with carrier tape.
• Mechanical Package — Radial, can SMD package with overall size L: 1.35 × D: 1.25 cm and recommended surface-mount land size L: 1.28 × W: 1.28 cm for compact board layouts.
• Leakage and Soldering Characteristics — Leakage current meets the datasheet limit (after 2 minutes ≤ 0.01 CV or 3 µA, whichever is greater) and the capacitor meets specified characteristics after resistance-to-soldering-heat testing.

Typical Applications

• Automotive Electronics — AEC-Q200 qualification and -55 °C to +105 °C rating suit this capacitor for automotive electronic modules that require reliable bulk capacitance and thermal endurance.
• Power Supply Filtering — Low-impedance 680 µF capacity and specified ripple current make it suitable for smoothing and decoupling in DC-DC converters and on-board power rails.
• High-Density SMD Boards — Chip-type form factor and carrier-tape compatibility support automated placement on compact, high-density PCBs in production environments.

Unique Advantages

• AEC-Q200 Qualified: Provides a recognized qualification for use in regulated, high-reliability applications including automotive electronics.
• Wide Operating Temperature: Rated from -55 °C to +105 °C with 5000 hours endurance at the high end, enabling long-term operation in elevated-temperature environments.
• High Capacitance in SMD Form: 680 µF in a compact chip package yields significant bulk energy storage without large through-hole components, saving board space.
• Robust Ripple Handling: Specified ripple currents at 120 Hz and 10 kHz improve performance in switching power and filtering applications.
• Automated Assembly Compatible: Designed for surface mounting on high-density boards and compatible with carrier-tape feed for automated placement.
• Regulatory Compliance: RoHS compliant to 2011/65/EU and (EU)2015/863, supporting environmental and supply-chain requirements.

Why Choose UCD1V681MNJ1MS?

The UCD1V681MNJ1MS is positioned for engineers needing a compact, high-capacitance SMD electrolytic that combines low impedance, robust ripple capability, and extended high-temperature endurance. Its AEC-Q200 qualification and RoHS compliance make it appropriate for demanding applications where long-term reliability and regulatory compliance are required.

This capacitor is a practical choice for designers working on space-constrained power systems, automotive modules, and other high-density PCB applications that benefit from automated assembly and predictable electrical and thermal behavior.

Request a quote or contact sales to discuss pricing, lead times, and sample availability for UCD1V681MNJ1MS. We can provide technical details to help validate fit for your design.