LGN2X181MELC45

The LGN2X181MELC45 is an aluminum electrolytic capacitor in a snap‑in terminal, radial can package designed for general‑purpose power applications. It delivers 180 µF capacitance at a 600 V rating and is polarized for DC use.

Designed for elevated operating temperatures, this smaller‑sized member of the LGN series supports continuous operation up to 105°C and is RoHS compliant, providing engineers a compact, high‑voltage smoothing and energy‑storage option for equipment that requires robust thermal and ripple performance.

Key Features

• Capacitance & Voltage: 180 µF nominal capacitance with a 600 V rated voltage and ±20% tolerance, suitable for high‑voltage DC smoothing and energy storage in polarized circuits.
• High Temperature Endurance: Rated for operation up to 105°C with an endurance specification of 2000 hours at 105°C for parts rated at 600 V.
• Snap‑in Radial Can Package: Snap‑in terminal mounting for secure board attachment and straightforward assembly into power modules or chassis; listed as radial, can – snap‑in package.
• Polarized Design: Polar capacitor construction intended for DC applications that require reliable polarity handling.
• Ripple Current Capability: Rated ripple handling of 900 mA at 120 Hz and 1.287 A at 100 kHz, supporting applications with significant AC ripple components.
• Compact Footprint: Physical size L: 4.5 × D: 3.5 cm with a maximum seated height of 1.772 inches, offering a one‑rank smaller case size versus the LGU series for tighter board layouts.
• Regulatory Compliance: Compliant with the RoHS directive (2011/65/EU, (EU)2015/863), aligning with environmental restriction requirements.

Typical Applications

• General‑purpose power electronics: Provides DC smoothing and energy storage where a polarized, high‑voltage capacitor is required and space is constrained.
• Power supply modules: Suitable for bulk capacitance in high‑voltage supplies that operate at elevated temperatures up to 105°C.
• Industrial equipment: Use in industrial power systems and control equipment that need robust ripple handling and long endurance at high operating temperatures.

Unique Advantages

• High voltage capability: 600 V rating enables use in higher‑voltage DC circuits without series stacking.
• Thermal robustness: Endurance specified at 2000 hours at 105°C for 600 V parts, giving predictable life performance under high thermal stress.
• Strong ripple performance: Defined ripple current ratings at both 120 Hz and 100 kHz support designs with AC ripple across a wide frequency range.
• Space‑saving form factor: One rank smaller case size compared to the LGU series and compact L × D dimensions help reduce board area for high‑voltage capacitance needs.
• Snap‑in mounting: Snap‑in terminals provide reliable mechanical retention for board or chassis mounting in rugged environments.
• RoHS compliant: Meets current RoHS requirements for environmental compliance across installations.

Why Choose LGN2X181MELC45?

LGN2X181MELC45 positions itself as a practical, compact solution for designers needing 180 µF at a 600 V rating with validated high‑temperature endurance. Its snap‑in can package and defined ripple current capability make it well suited to applications where reliable DC smoothing and energy storage are required within constrained space and elevated thermal conditions.

This part is a good fit for engineers specifying rugged general‑purpose capacitors for industrial and power‑electronics designs who value clear performance data, RoHS compliance, and a smaller case footprint within the LGN series offering.

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