UPA1C392MHD

The UPA1C392MHD is a Nichicon UPA series aluminum electrolytic capacitor in a radial‑lead can intended for switching power supply and general purpose power applications. It delivers 3.9 mF capacitance at a 16 V rating with low impedance and high ripple handling in a compact footprint.

Designed for through‑hole assemblies, this polarized radial capacitor combines low impedance (32 mΩ) and elevated ripple current capability with a wide operating temperature range to support reliable power smoothing and decoupling in compact power circuits.

Key Features

• Capacitance & Voltage — 3.9 mF capacitance rated at 16 V for bulk energy storage and local decoupling in low‑voltage power rails.
• Low Impedance — Specified impedance of 32 mΩ to reduce voltage ripple and improve transient response in switching supplies.
• High Ripple Current — Ripple current ratings of 2.499 A at 120 Hz and 2.94 A at 10 kHz support demanding switching environments.
• Temperature and Lifetime — Operates from −55 °C to +105 °C with an endurance rating of 5000 hours at 105 °C, enabling sustained performance under elevated temperature stress.
• Package and Mounting — Radial lead, can‑style package with 5 mm lead spacing for straightforward through‑hole mounting and stable board installation.
• Tolerance and Polarization — Polarized construction with ±20% capacitance tolerance (as specified) for predictable filtering behavior.
• Compact Dimensions — Small can size (L: 3.55 × D: 1.25 cm) providing a space‑efficient solution for tight power supply layouts.
• Environmental Compliance — RoHS compliant for use in environments requiring restricted‑substance conformance.

Typical Applications

• Switching Power Supplies — Low impedance and high ripple current capability make it suitable for output filtering and energy storage in switching supplies.
• Power Rail Decoupling — Compact bulk capacitance and low impedance support smoothing of low‑voltage rails in compact power subsystems.
• General Purpose Power Electronics — Radial through‑hole mounting and robust temperature/lifetime ratings suit a variety of industrial and commercial power designs.

Unique Advantages

• Measurable Low Impedance: 32 mΩ impedance provides quantifiable reduction in ripple and improved voltage stability under load.
• High Frequency Ripple Support: Rated ripple current up to 2.94 A at 10 kHz enables effective performance at switching frequencies common in power converters.
• Long High‑Temperature Endurance: 5000 hours at 105 °C offers predictable long‑term reliability for thermally demanding assemblies.
• Compact Through‑Hole Format: Radial can with 5 mm lead spacing and small footprint simplifies board layout where space is constrained.
• RoHS Compliant: Meets restricted substance requirements for regulated applications.

Why Choose UPA1C392MHD?

UPA1C392MHD positions itself as a compact, reliable electrolytic solution for designers who need measurable low impedance, strong ripple current handling, and proven thermal endurance in switching power applications. Its radial can package and defined electrical characteristics make it straightforward to integrate into through‑hole power boards and serviceable designs.

This capacitor is well suited to engineers specifying components for compact switching supplies and general power electronics where predictable ripple performance, operating range from −55 °C to +105 °C, and RoHS compliance are required.

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