UPJ1E332MHD6

The UPJ1E332MHD6 is a miniature, high-reliability aluminum electrolytic capacitor in a radial lead can designed for power applications. It delivers 3.3 mF capacitance at a 25 V rating with a compact φ18 × 30.5 mm can and 7.5 mm lead spacing.

Engineered for switching power supplies and general-purpose power filtering, this radial-lead unit combines low impedance, defined ripple-current capability, and extended endurance to support sustained operation at elevated temperatures.

Key Features

• Capacitance & Voltage — 3.3 mF (3300 µF) rated at 25 V, with a capacitance tolerance of −20% to +20%.
• Low Impedance, Switching PSU Focus — Series design notes and product description designate this part as low impedance and ideally suited for switching power supplies.
• High Ripple Current Capability — Low-frequency ripple current 2.016 A at 120 Hz and high-frequency ripple current 2.24 A at 200 kHz, enabling reliable ripple handling in power rails.
• Extended Endurance — Rated for 5000 hours life at +105°C under specified load conditions, supporting long-term reliability in high-temperature environments.
• Loss Characteristics — Measured tangent of loss angle (tan δ) is 0.26 at 20°C, 120 Hz for this part, providing a quantifiable dissipation factor for thermal and performance budgeting.
• Leakage Current — Specified leakage current of 2475 µA, measurable after rated voltage application and useful for system leakage budgeting.
• Mechanical & Mounting — Radial lead, polarized can package with lead spacing 7.5 mm (±0.5 mm) and overall dimensions φ18 × 30.5 mm; available in bulk (no terminal forming) or bag packing.
• Wide Operating Temperature — Specified operating range from −55°C to +105°C for use across varied thermal environments.
• RoHS Compliant — Product is RoHS compliant as stated in the product data.

Typical Applications

• Switching Power Supplies — Low-impedance design and defined ripple-current ratings make this capacitor suitable for output filtering and energy storage in DC–DC converters.
• Power Rail Smoothing — High capacitance and elevated ripple handling support bulk smoothing and decoupling on power rails in electronic equipment.
• General-Purpose Electronics — Suitable for a range of general-purpose power and filtering functions where a polarized aluminum electrolytic is required.

Unique Advantages

• Quantified Ripple Performance: Published low- and high-frequency ripple currents (2.016 A @120 Hz, 2.24 A @200 kHz) let designers validate thermal and ripple budgets precisely.
• Long High-Temperature Life: Endurance rating of 5000 hours at +105°C provides a clear reliability metric for sustained elevated-temperature applications.
• Compact Radial Can: φ18 × 30.5 mm package with 7.5 mm lead spacing delivers high capacitance in a small footprint for board-level power designs.
• Measurable Loss and Leakage Data: Specified tan δ (0.26 at 20°C, 120 Hz) and leakage current (2475 µA) support accurate circuit-level loss and standby-power calculations.
• RoHS Compliance: Declared RoHS compliance simplifies selection for designs targeting regulated markets.
• Production Availability: Product is listed as mass production status and available in bulk or bag packing for flexible procurement and assembly workflows.

Why Choose UPJ1E332MHD6?

UPJ1E332MHD6 positions itself as a practical, specification-driven choice for engineers who need substantial capacitance in a miniature radial can with defined ripple and endurance characteristics. The combination of 3.3 mF at 25 V, quantified ripple-current ratings, and a stated 5000-hour life at +105°C makes the part suitable for sustained use in switching power supplies and general-purpose power smoothing.

This capacitor is well suited for designs that require clear, verifiable electrical and mechanical parameters—allowing procurement and engineering teams to evaluate thermal performance, leakage, and lifetime without ambiguity. Its RoHS compliance and mass-production availability further support integration into standard production flows.

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