UHV0J392MHD

The UHV0J392MHD is a radial lead aluminum electrolytic capacitor from Nichicon's UHV series, designed for general-purpose power filtering on 6.3 V rails. It combines high capacitance (3.9 mF) in a compact φ12.5×20 mm can with low impedance and elevated ripple-current capability for demanding smoothing and decoupling tasks.

Engineered for long-term operation at elevated temperatures, this part offers a 6000-hour endurance rating at 105°C and a wide operating range from −40°C to 105°C, making it suitable for embedded, industrial and consumer electronics power subsystems where space, ripple handling and durability are priorities.

Key Features

• High Capacitance — 3900 µF (3.9 mF) provides bulk energy storage for smoothing and hold-up on low-voltage power rails.
• 6.3 V Rated Voltage — Specified for 6.3 V applications where compact, high-capacitance solutions are required.
• Low Impedance — 41 mOhm impedance supports stable decoupling and improved transient response.
• High Ripple Current Handling — Rated ripple current of 2.044 A at 120 Hz and 2.725 A at 100 kHz enables effective dissipation of AC ripple across a broad frequency range.
• Long Endurance — 6000 hours at 105°C rated life for reliable long-term operation under elevated temperature conditions.
• Wide Temperature Range — Operates from −40°C to 105°C to suit a variety of environmental conditions.
• Compact Radial Package — φ12.5×20 mm can with 5 mm lead spacing (±0.5 mm) for through-hole mounting where board space is constrained.
• Controlled Leakage and Loss — Specified leakage current ~245.7 µA and dissipation factor (tan δ) 0.25 at 20°C, 120 Hz for predictable performance.
• Polarized, Through-Hole Mounting — Radial lead configuration for straightforward insertion in conventional PCB assemblies; available in Bulk (No Terminal Forming) / Bag Packing.
• RoHS Compliant — Meets RoHS requirements for material compliance.

Typical Applications

• Power Supply Filtering — Bulk smoothing and output filtering on 6.3 V rails in embedded and consumer power supplies.
• DC–DC Converter Output — Output reservoir and ripple suppression where low impedance and high ripple current capability improve regulator stability.
• Industrial Control Electronics — Energy storage and decoupling in control modules that require long life at elevated temperatures.
• Audio and Signal Equipment — Power reservoir and supply smoothing for low-voltage audio circuits that benefit from high capacitance and low ESR.

Unique Advantages

• Significant Energy Density: 3.9 mF in a φ12.5×20 mm package reduces board space compared with multiple smaller capacitors.
• Improved High-Frequency Performance: Designed for lower impedance at high frequencies and rated ripple current up to 2.725 A at 100 kHz, supporting high-frequency decoupling needs.
• Robust Thermal Endurance: 6000-hour life at 105°C provides predictable lifetime for thermal-stressed designs.
• Predictable Electrical Characteristics: Specified impedance, tan δ, and leakage current values enable accurate BOM and thermal planning.
• Through-Hole Simplicity: Radial lead form with 5 mm spacing simplifies assembly and replacement in through-hole designs.
• Production Availability: Listed as Mass Production, supporting volume procurement and consistent supply.

Why Choose UHV0J392MHD?

UHV0J392MHD is a compact, high-capacitance solution positioned for designers who need low impedance and high ripple-current capability on 6.3 V power rails. Its combination of 3900 µF capacitance, low impedance (41 mOhm), and rated ripple current across low and high frequencies delivers dependable filtering and transient support in constrained spaces.

With a −40°C to 105°C operating range, 6000-hour endurance at 105°C, RoHS compliance and radial through-hole packaging, this Nichicon UHV-series part is suited to a wide range of general-purpose electronic designs that require durable, predictable power decoupling and bulk energy storage.

Request a quote or contact sales to discuss availability, lead times and volume pricing for UHV0J392MHD (3900 µF, 6.3 V).