UPA1V821MHD

The UPA1V821MHD is a radial-lead aluminum electrolytic capacitor in Nichicon’s UPA series, offering 820 µF capacitance at a 35 V rating. It combines a compact φ12.5×20 mm can with a low-impedance design aimed at high ripple-current applications.

Designed for general-purpose electronics and switching power supplies, this part delivers measurable advantages in ripple handling, thermal endurance and size for designs that require durable bulk capacitance across a wide temperature range.

Key Features

• Electrical Performance — 820 µF nominal capacitance with tolerance -20% to +20% and rated voltage 35 V; impedance specified at 58 mΩ.
• Low Loss / Dissipation — Tangent of loss angle (tan δ) of 0.12 measured at 20°C, 120 Hz, supporting efficient AC ripple handling.
• High Ripple-Current Capability — Low-frequency ripple current 1.417 A at 120 Hz and high-frequency ripple current 1.89 A at 10 kHz for improved smoothing under dynamic loads.
• Reliable Leakage Performance — Specified leakage current 861 µA, consistent with stable long-term operation after voltage application.
• Robust Temperature & Endurance — Operating range from -55°C to 105°C with an endurance rating of 5000 hours at 105°C.
• Compact Radial Package — φ12.5×20 mm can with 5 mm lead spacing (±0.5 mm); available in bulk/bag packing and supplied in mass-production status.
• RoHS Compliance — Conforms to RoHS requirements as indicated in product documentation.

Typical Applications

• Switching Power Supplies — Low impedance and high ripple-current capability make this capacitor suitable for input/output smoothing in switching regulators.
• General-Purpose Power Electronics — Provides bulk capacitance and decoupling in a variety of consumer and industrial designs requiring 820 µF at 35 V.
• Industrial Power Modules — Wide operating temperature (-55°C to 105°C) and 5000-hour endurance at 105°C support demanding thermal environments.

Unique Advantages

• Measurable Low Impedance — 58 mΩ impedance supports lower voltage ripple and improved transient response in power circuits.
• Broad Ripple-Frequency Support — Specified ripple current at both 120 Hz and 10 kHz enables use across common power and switching frequencies.
• Compact Footprint — φ12.5×20 mm radial can and 5 mm lead spacing deliver high capacitance in a small package for space-constrained boards.
• High Thermal Endurance — 5000 hours at 105°C provides confidence for long-life deployments in elevated-temperature applications.
• Production-Ready Packaging — Available in bulk/bag packing and in mass-production status to support volume manufacturing and procurement.
• Standards Compliance — RoHS-compliant construction aligns with regulatory requirements for lead-free assemblies.

Why Choose UPA1V821MHD?

UPA1V821MHD is positioned for engineers who need a compact, low-impedance aluminum electrolytic capacitor for general-purpose power designs and switching supplies. Its combination of 820 µF at 35 V, defined ripple-current capability across low and high frequencies, and a 5000-hour endurance rating at 105°C delivers a reliable balance of performance and long-term stability.

This part is suitable for designs that require durable bulk capacitance in a radial-lead can with predictable electrical characteristics and RoHS compliance. It supports streamlined procurement and production with mass-production availability and common bulk/bag packaging.

If you need pricing, lead times or a formal quotation for UPA1V821MHD, request a quote or submit an inquiry and our team will provide current availability and ordering details.