LNU2H472MSEJBB

The LNU2H472MSEJBB is a screw-terminal aluminum electrolytic capacitor designed for high-voltage industrial power applications. It delivers a 4.7 mF capacitance at a 500 V DC rating in a compact radial can with screw terminals, optimized for inverter and regenerative circuits where high-frequency charge–discharge loading is required.

Engineered for demanding thermal and electrical environments, this part supports operation from −40°C to 105°C and a rated load life of 5000 hours at 105°C under applied ripple current, making it suitable for industrial power supplies and inverter circuitry.

Key Features

• Capacitance & Tolerance — 4.7 mF nominal capacitance with tolerance of −20% to +20% (measured at 120 Hz, 20°C), providing bulk energy storage for power systems.
• High Voltage Rating — Rated for 500 V DC, suitable for high-voltage inverter and regenerative circuits.
• Temperature Range & Life — Operating temperature range of −40°C to 105°C and a load life of 5000 hours at 105°C with applied ripple current.
• High Ripple Current Capability — Handles 13.9 A at 120 Hz and 19.46 A at 10 kHz, supporting high-frequency and high-current switching environments.
• Screw Terminal Mounting — Radial can with screw terminals for secure mechanical and electrical connections in industrial assemblies.
• Polarized Design — Standard polarized aluminum electrolytic construction for DC energy storage and filtering.
• Compact Footprint — Package dimensions L: 12.5 × D: 9 cm provide a smaller-sized high-voltage option compared to larger series variants.
• RoHS Compliance — Compliant with RoHS directive (2011/65/EU, (EU)2015/863), meeting current environmental restrictions.

Typical Applications

• Industrial Inverter Power Supplies — Bulk energy storage and smoothing for inverter front-ends and DC link circuits in industrial drives.
• AC Servomotor Regenerative Circuits — Supports high-frequency regenerative voltage and rapid charge–discharge cycles in servo systems.
• High-Frequency Power Switching — Suitable for circuits exposed to high ripple and fast charge–discharge loading typical in switching power electronics.
• General Industrial Power Electronics — Use in filter, energy storage, and DC bus applications where high voltage and elevated temperature endurance are required.

Unique Advantages

• High-voltage capability: 500 V DC rating enables use in high-voltage DC link and inverter circuits without additional series stacking.
• Designed for high ripple environments: Specified ripple current ratings at both 120 Hz and 10 kHz support reliable operation under heavy switching loads.
• Extended high-temperature life: 5000-hour rated life at 105°C under ripple current ensures predictable aging and replacement planning in hot enclosures.
• Robust connectorization: Screw terminal packaging provides secure, serviceable connections for industrial installations.
• Compact high-voltage footprint: Smaller sized radial can offers space savings compared with larger series options while retaining high-voltage performance.
• Regulatory alignment: RoHS compliance simplifies environmental qualification for global equipment deployments.

Why Choose LNU2H472MSEJBB?

LNU2H472MSEJBB is positioned for engineers and procurement teams specifying high-voltage bulk capacitors for industrial power electronics. Its combination of 500 V rating, 4.7 mF capacitance, high ripple-current capability, and a 105°C rated operating temperature addresses common demands in inverter and regenerative power designs.

The screw-terminal radial can form factor and defined endurance life make this capacitor a practical choice for systems that require secure connections, compact placement, and predictable long-term performance in harsh electrical and thermal environments.

Request a quote or submit an inquiry to discuss pricing, availability, and lead times for LNU2H472MSEJBB. Our team can provide the details you need to evaluate this capacitor for your next industrial power design.