UPJ1H122MHD

The UPJ1H122MHD is an aluminum electrolytic capacitor from Nichicon's UPJ series, designed as a low-impedance, radial-lead power capacitor. It provides 1200 µF capacitance at a 50 V rating with a ±20% tolerance, targeted for general-purpose power filtering and switching power supply applications.

Key value propositions include high ripple-current capability at both low and high frequencies, long operational endurance at elevated temperatures, and compliance with RoHS requirements—making it suitable for robust power-conditioning roles in electronic systems.

Key Features

• Capacitance & Voltage — 1200 µF (1.2 mF) nominal capacitance rated at 50 V with ±20% tolerance (measured at 120 Hz, 20 °C).
• Low Impedance Design — UPJ series low-impedance construction optimized for switching power supplies, improving output ripple attenuation and transient response.
• High Ripple Current — Rated ripple current of 1.632 A at 120 Hz (low frequency) and 1.99 A at 200 kHz (high frequency) to support demanding power conversion and filtering tasks.
• Loss Tangent (tan δ) — Specified tan δ of 0.1 with DF measurement condition at 20 °C, 120 Hz.
• Long Endurance — Load-life rating of 5000 hours at 105 °C for sustained operation under elevated temperature and ripple stress.
• Temperature Range — Wide operating range from −55 °C to +105 °C for use across varied environmental conditions.
• Form Factor & Mounting — Radial lead can package, physical size φ16 × 35.5 mm (length), lead spacing 7.5 mm with ±0.5 mm tolerance for through-hole assembly.
• Packaging & Availability — Available in bulk (no terminal forming) or bag packing; product is in mass production.
• RoHS Compliant — Meets RoHS directive requirements as documented for the UPJ series.

Typical Applications

• Switching Power Supplies — Low-impedance design and high ripple-current ratings make it suitable for output smoothing and bulk decoupling in switch-mode power supplies.
• DC-DC Converters — High-frequency ripple capability at 200 kHz supports decoupling and energy storage in DC-DC converter stages.
• Industrial Power Electronics — Long life at 105 °C and wide operating temperature range support power filtering in industrial equipment operating at elevated temperatures.
• General Purpose Power Filtering — Robust capacitance and through-hole mounting for bulk smoothing and input/output filtering in a variety of electronic systems.

Unique Advantages

• High ripple-handling capability: Specifies 1.632 A at 120 Hz and 1.99 A at 200 kHz, enabling effective smoothing across low- and high-frequency domains.
• Long elevated-temperature life: Rated for 5000 hours at 105 °C, reducing the need for frequent replacement in high-heat applications.
• Low-impedance construction: Designed for switching power supplies to help minimize voltage ripple and improve converter stability.
• Wide operating temperature range: −55 °C to +105 °C supports deployment across harsh and varied environmental conditions.
• Through-hole radial form factor: φ16 × 35.5 mm can size with 7.5 mm lead spacing simplifies PCB mounting and provides mechanical robustness.
• RoHS compliance and production readiness: Compliant material set and mass-production status support design continuity and supply planning.

Why Choose UPJ1H122MHD?

The UPJ1H122MHD balances high capacitance, low impedance, and strong ripple-current capability in a compact radial-lead can, making it a practical choice for designers of switching power supplies and general-purpose power systems. Its 5000-hour endurance at 105 °C and wide −55 °C to +105 °C operating range provide reliable performance under sustained thermal and electrical stress.

Manufactured under Nichicon’s UPJ series specifications and supplied in production-ready packaging options, the UPJ1H122MHD offers a verifiable, RoHS-compliant capacitor solution for engineers requiring durable bulk energy storage and filtering in through-hole assemblies.

Request a quote or submit an inquiry to receive pricing and availability information for UPJ1H122MHD and to discuss your application requirements.