LGU2Z821MELC

The LGU2Z821MELC is an 820 μF, 180 V aluminum electrolytic capacitor from Nichicon’s LGU series. It uses a snap‑in terminal, radial can package designed for general‑purpose electronic power applications that require robust ripple endurance at elevated temperatures.

Built to withstand rated ripple current for 3000 hours at 105°C and compliant with RoHS (2011/65/EU, (EU)2015/863), this part provides a durable bulk capacitance option for designers working with mid‑voltage power rails and high‑temperature environments.

Key Features

• Capacitance & Voltage — 820 μF nominal capacitance with a 180 V rated voltage, suitable for mid‑voltage DC applications.
• High‑Temperature Endurance — Specified to withstand 3000 hours of rated ripple current at 105°C, supporting long‑term operation in elevated ambient temperatures.
• Ripple Current Performance — Rated ripple current of 2.04 A at 120 Hz and 3.06 A at 50 kHz, enabling effective AC ripple handling under relevant frequencies.
• Package & Mounting — Snap‑in terminal, radial can package for secure PCB mounting and straightforward installation in power assemblies.
• Operating Range & Polarization — Polarized capacitor with an operating temperature range of –40°C to 105°C and capacitance tolerance of ±20%.
• Environmental Compliance — RoHS compliant (2011/65/EU, (EU)2015/863), reducing regulatory burden for restricted substances.
• Physical Size — Compact radial can dimensions: L: 2.5 × D: 3.5 cm, allowing space‑efficient placement in power modules.

Typical Applications

• Power supply ripple smoothing — Bulk capacitance and rated ripple current make this capacitor suitable for reducing AC ripple on DC power rails.
• Industrial and general‑purpose power systems — Designed for use in equipment that must tolerate elevated operating temperatures and continuous ripple currents.
• Filtering and decoupling for mid‑voltage rails — 180 V rating and polarization support decoupling tasks on mid‑voltage DC buses.

Unique Advantages

• Proven high‑temperature reliability: Endurance tested for 3000 hours at 105°C under rated ripple current, providing predictable life performance in hot environments.
• Measured ripple capability: Explicit ripple current ratings (2.04 A at 120 Hz, 3.06 A at 50 kHz) allow designers to size capacitors against real operating conditions.
• Compact snap‑in form factor: Radial can with snap‑in terminals simplifies secure PCB mounting in power assemblies.
• Regulatory readiness: RoHS compliance helps ensure use in markets with restricted substance requirements.
• Clear specification window: Polarized design, ±20% tolerance, and –40°C to 105°C operating range make selection and system integration straightforward.

Why Choose LGU2Z821MELC?

The LGU2Z821MELC positions itself as a reliable, general‑purpose electrolytic solution for designers needing substantial capacitance at a 180 V rating with validated high‑temperature ripple endurance. Its combination of measured ripple current figures and a 3000‑hour 105°C endurance makes it suitable for power systems where sustained ripple and elevated ambient temperatures are design drivers.

Ideal for engineers specifying bulk filtering or decoupling components for mid‑voltage power rails, this part is supported by Nichicon’s LGU series datasheet and production options such as alternate terminations available on request, enabling practical flexibility during design and production planning.

If you’d like a quote or have questions about integrating LGU2Z821MELC into your design, request a quote or submit an inquiry to discuss availability and lead times.