UCZ1V821MNQ1MS

The UCZ1V821MNQ1MS is a Nichicon UCZ series aluminum electrolytic chip capacitor designed for high-reliability, surface-mount applications. It delivers 820 µF capacitance at a 35 V rating in a compact radial can SMD package intended for automated placement.

Engineered for demanding temperature environments, this part supports operation from -40 °C to +125 °C, includes low-temperature ESR specifications, and is AEC-Q200 qualified for designs that require elevated robustness and lifetime performance.

Key Features

• Capacitance & Voltage — 820 µF nominal capacitance with ±20% tolerance at 120 Hz, rated for 35 V operation.
• Temperature Range & Endurance — Specified operating range −40 °C to +125 °C with a rated lifetime of 3500 hours at 125 °C.
• Low-Temperature ESR & Impedance Stability — ESR specified at 47 mΩ (100 kHz) and additional ESR data provided after −40 °C testing; impedance ratio at −40 °C (120 Hz) is specified as 4 for the 35 V rating.
• Ripple Current & Leakage — Ripple current ratings of 1.2 A at 120 Hz and 2.4 A at 10 kHz; leakage current limited to 0.01CV (µA) after 2 minutes at 20 °C.
• Package & Mounting — Chip-type radial can SMD designed for automatic mounting machine use with carrier tape; nominal component size L: 1.65 × D: 1.6 cm and recommended land size L: 1.63 × W: 1.63 cm.
• Polarized Design — Polarized aluminum electrolytic construction for bulk energy storage and filtering in DC circuits.
• Standards & Compliance — AEC-Q200 qualified and RoHS compliant.

Typical Applications

• Automotive electronics — Suited for automotive modules and systems where AEC-Q200 qualification and high-temperature operation to +125 °C are required.
• High-temperature electronic assemblies — Designed for surface-mount assemblies that must withstand elevated ambient or board temperatures and automated placement.
• Power filtering and bulk energy storage — High capacitance combined with defined low ESR and ripple current ratings supports smoothing and decoupling in DC power stages.

Unique Advantages

• AEC-Q200 qualification: Provides documented component-level reliability for designs requiring automotive-grade qualification.
• Wide operating temperature: Specified −40 °C to +125 °C for use in harsh thermal environments without loss of key electrical characteristics.
• Low-temperature performance: ESR and impedance data include post −40 °C test specifications to ensure defined behavior at low temperatures.
• High ripple handling: Specified ripple current ratings at both 120 Hz and 10 kHz support AC stress in power circuits.
• Assembly-ready package: Chip-type radial can SMD compatible with carrier-tape automated placement for streamlined manufacturing.
• Clear electrical limits: Leakage current and tan δ limits are specified (tan δ max. 0.16 at 35 V, 120 Hz, 20 °C), enabling predictable design margins.

Why Choose UCZ1V821MNQ1MS?

The UCZ1V821MNQ1MS combines high bulk capacitance with defined low-temperature ESR, AEC-Q200 qualification, and a wide −40 °C to +125 °C operating range—making it a practical choice for engineers designing robust, surface-mount power systems in demanding thermal and reliability environments. Its assembly-ready chip package and explicit electrical limits simplify integration and validation in production designs.

This capacitor is aimed at designers and procurement teams working on automotive-grade or high-temperature electronic systems who need verifiable electrical performance, lifecycle data, and compatibility with automated surface-mount assembly.

To request a quote or discuss availability and lead times, submit an inquiry to the sales team with your part number and required quantities.