UPJ1V331MPD

The UPJ1V331MPD is a Nichicon UPJ series aluminum electrolytic capacitor in a radial-lead miniature can. It provides 330 µF capacitance at a 35 V rating with a compact φ10 × 20 mm package and radial leads for through-hole mounting.

Designed for general-purpose electronics and switching power supply applications, the part delivers low impedance, robust ripple-current handling and high reliability with a rated endurance of 5000 hours at 105°C. RoHS-compliant construction supports environmentally conscious designs.

Key Features

• Capacitance & Voltage — 330 µF nominal capacitance with a 35 V rated voltage and capacitance tolerance of -20% to +20%.
• Low Loss — Tangent of loss angle (tanδ) specified at 0.12 (measured at 20°C, 120 Hz), supporting efficient filtering and energy storage.
• High Ripple Current Capability — Low-frequency ripple current 469.8 mA at 120 Hz and high-frequency ripple current 810 mA at 200 kHz for demanding power applications.
• Leakage Current — Specified leakage current of 346.5 µA, aiding predictable bias behavior after voltage application.
• High Endurance — Rated for 5000 hours life at 105°C, providing long-term stability in elevated-temperature environments.
• Compact Radial Package — φ10 mm diameter × 20 mm length can with 5.0 mm lead spacing (±0.5 mm) and radial leads for straightforward through-hole assembly; available in bulk or bag packing.
• Wide Operating Temperature — Specified operating range from -55°C to +105°C for broad environmental tolerance.
• Standards Compliance — RoHS-compliant construction.

Typical Applications

• Switching Power Supplies — Low impedance and strong ripple-current handling make the UPJ1V331MPD well suited for input/output filtering and bulk energy storage in SMPS designs.
• General-Purpose Power Filtering — Compact 330 µF capacitance and predictable leakage current support decoupling and smoothing in a variety of electronic equipment.
• Embedded and Industrial Electronics — High-temperature endurance (5000 h at 105°C) and wide operating temperature range enable reliable performance in industrial control and embedded systems.
• Through-Hole PCB Designs — Radial-lead package and standard 5 mm lead spacing simplify insertion and mechanical retention in through-hole assemblies.

Unique Advantages

• Low-Impedance Performance: Tangent of loss angle and specified ripple currents support efficient filtering and stable operation across low- and high-frequency domains.
• High Temperature Endurance: Rated 5000 hours at 105°C for long-term reliability in elevated-temperature environments, reducing maintenance and replacement frequency.
• Compact Footprint: φ10 × 20 mm can provides substantial capacitance in a small through-hole package for space-constrained designs.
• Predictable Leakage Behavior: Specified leakage current enables consistent bias requirements and easier design margining for power rails.
• RoHS Compliance: Environmentally compliant construction supports regulatory requirements for commercial and industrial products.

Why Choose UPJ1V331MPD?

The UPJ1V331MPD combines the UPJ series’ low-impedance design with high-temperature endurance and compact radial packaging to meet demanding power-filtering needs in switching supplies and general-purpose electronic systems. Its specified ripple-current ratings, leakage current and tanδ make performance predictable during design and testing.

Manufactured by Nichicon and produced for mass-market availability, this part is suited to engineers and procurement teams seeking a reliable, compact electrolytic capacitor for through-hole power applications where long life and consistent electrical characteristics are required.

Request a quote or submit an RFQ to discuss availability, lead time and pricing for UPJ1V331MPD.