UPW1J821MHD

The UPW1J821MHD is a Nichicon UPW-series radial lead aluminum electrolytic capacitor offering 820 µF capacitance at a 63 V rating. It targets applications requiring compact bulk capacitance, low impedance and high ripple handling in demanding thermal environments.

Built for power-stage use, this miniature can-style capacitor supports switching power supplies and other power electronics in industrial and automotive markets, providing long endurance and wide operating temperature capability.

Key Features

• Capacitance & Voltage: 820 µF nominal capacitance with a 63 V rated voltage and ±20% tolerance for reliable bulk energy storage.
• Low Impedance: Measured impedance of 86 mOhm, enabling efficient filtering and reduced voltage ripple in power rails.
• High Ripple Current Capability: Supports 2.002 A at 120 Hz and 2.67 A at 10 kHz, suitable for switching regulator environments and high-frequency applications.
• Temperature Range & Endurance: Rated for −55 °C to +105 °C with an endurance of 8,000 hours at 105 °C for extended operational life under elevated temperatures.
• Loss Characteristics: tanδ = 0.09 (measured at 20 °C, 120 Hz), providing predictable loss behavior for design margin calculations.
• Leakage Current: Specified leakage current of 1,549.8 µA for baseline leakage expectations after voltage application.
• Mechanical & Mounting: Radial lead can with dimensions φ16 × 30.5 mm (L: 3.05 × D: 1.6 cm) and 7.5 mm lead spacing for through-hole placement.
• Automotive-Grade Reliability: AEC-Q200 rating, indicating suitability for automotive-grade electronic designs.
• Packaging Options: Available in bulk (no terminal forming) or bag packing to suit production and prototyping workflows.

Typical Applications

• Switching Power Supplies: Bulk smoothing and output filtering where high ripple current capability and low impedance improve converter stability and efficiency.
• Automotive Power Electronics: AEC-Q200-rated capacitor for vehicle systems requiring wide temperature tolerance and long endurance at elevated temperatures.
• DC-DC Converters and Power Rails: Compact φ16 can offering significant capacitance at 63 V for board-level energy storage in regulator circuits.
• Industrial Control Power Supplies: Robust performance across −55 °C to +105 °C and an 8,000-hour endurance rating for sustained operation in harsh environments.

Unique Advantages

• High Energy Density in a Small Footprint: 820 µF in a φ16 × 30.5 mm can concentrates bulk capacitance into a compact through-hole package.
• Designed for High Ripple Environments: Combined ripple ratings at 120 Hz and 10 kHz (2.002 A / 2.67 A) address both low- and high-frequency stress in switching applications.
• Stable Performance over Wide Temperatures: −55 °C to +105 °C operating range maintains capacitance and impedance characteristics across typical automotive and industrial conditions.
• Long-Term Durability: 8,000 hours endurance at 105 °C supports designs that demand longevity under elevated temperature and bias conditions.
• Automotive-Grade Qualification: AEC-Q200 rating provides an explicit reliability baseline for vehicle electronics projects.
• Predictable Dielectric Loss: tanδ = 0.09 at 20 °C/120 Hz offers engineers a clear parameter for loss and thermal budgeting.

Why Choose UPW1J821MHD?

The UPW1J821MHD combines substantial capacitance, low impedance and defined ripple-handling capability in a compact radial-lead can, making it well suited for power conversion, filtering and energy-storage roles in both industrial and automotive electronics. Its AEC-Q200 rating and 8,000-hour endurance at 105 °C provide measurable reliability for designs that must operate across wide temperature ranges.

This part is an appropriate choice for engineers specifying compact bulk capacitors for board-level power systems where predictable electrical behavior, mechanical compatibility with through-hole assembly, and long-term performance are required.

If you would like pricing, lead times or sample availability for UPW1J821MHD, request a quote or contact sales to discuss your requirements and obtain a formal quotation.