ULD1H101MPD

The ULD1H101MPD is a miniature aluminum electrolytic capacitor in a radial can package designed for long-life operation. It provides 100 µF capacitance at a 50 V rating and is optimized for general-purpose power applications, including power supplies for LED lighting.

Key value propositions include long operational life at elevated temperature, compact footprint for space-constrained designs, and RoHS compliance for regulatory compatibility.

Key Features

• Capacitance & Voltage — 100 µF nominal capacitance with a 50 V rated voltage and ±20% tolerance, suitable for bulk decoupling and smoothing in DC power circuits.
• Long Life & Temperature Endurance — Designed to withstand a load life of 10000 hours at +105°C, with an operating temperature range from −40°C to +105°C for sustained thermal performance.
• Ripple Current Performance — Handles ripple currents of 189 mA at 120 Hz and 270 mA at 100 kHz, supporting both low-frequency and high-frequency power-conditioning needs.
• Compact Radial Package — Radial lead can package with a lead spacing of 3.5 mm and compact dimensions (L: 1.15 × D: 0.8 cm), enabling easy through-hole assembly in space-limited PCBs.
• Polarized, Through-Hole Mounting — Polarized electrolytic design with radial leads for reliable mechanical retention and straightforward PCB insertion.
• RoHS Compliant — Meets RoHS directive (2011/65/EU, (EU)2015/863), supporting regulatory requirements for restricted substances.

Typical Applications

• LED Lighting Power Supplies — Long-life performance at 105°C and robust ripple handling make it suitable for smoothing and energy storage in LED driver circuits.
• General-Purpose Power Filtering — 100 µF at 50 V provides bulk decoupling and ripple reduction in a variety of DC power supply designs.
• Compact Consumer and Industrial Electronics — Small can size and radial mounting enable use in space-constrained boards where through-hole components are preferred.

Unique Advantages

• Extended Operational Lifetime: Rated for 10000 hours at +105°C, reducing maintenance and replacement cycles in thermally demanding applications.
• High-Temperature Reliability: Operating range to +105°C supports designs exposed to elevated ambient or internal temperatures.
• Frequency Versatility: Specified ripple currents at both 120 Hz and 100 kHz accommodate low- and high-frequency power-conditioning requirements.
• Space-Efficient Footprint: Compact dimensions (1.15 × 0.8 cm) and 3.5 mm lead spacing simplify integration into dense PCB layouts.
• Regulatory Compliance: RoHS compliance helps meet environmental and end-product regulatory needs.

Why Choose ULD1H101MPD?

ULD1H101MPD is positioned for engineers who need a compact, long-life aluminum electrolytic capacitor for through-hole power designs. Its combination of 100 µF capacitance at 50 V, endurance at +105°C, and specified ripple current performance makes it well suited for LED power supplies and other general-purpose power-filtering roles where thermal endurance and longevity matter.

Choosing this part helps designers balance small form factor requirements with durable performance, delivering long-term value through reduced replacement frequency and dependable operation in thermally challenging environments.

Request a quote or contact sales to discuss availability, lead times, and pricing for ULD1H101MPD.