LNT2H472MSEJ

The LNT2H472MSEJ is a screw-terminal aluminum electrolytic capacitor offering 4700 µF capacitance at a 500 V rated voltage in a radial can with screw terminals. Designed for high-voltage power-electronics applications, it provides bulk energy storage and smoothing where high capacitance and robust ripple-handling are required.

Engineered for industrial environments, this part supports operation from −25℃ to 105℃ with a rated endurance of 2000 hours at 105℃. Key performance attributes include high-frequency and low-frequency ripple current ratings and controlled dissipation factor for reliable DC-link and smoothing applications.

Key Features

• High Capacitance / High Voltage: 4700 µF (4.7 mF) at a 500 V rating for substantial energy storage in high-voltage designs.
• Screw Terminal Construction: Radial can with screw terminals provides secure, low-resistance connections for heavy-current power paths.
• Ripple Current Performance: Low-frequency ripple current 16.3 A at 120 Hz and high-frequency ripple current 22.82 A at 100 kHz to support both mains-frequency and switching-power environments.
• Thermal and Lifetime Specification: Rated for operation from −25℃ to 105℃ with a specified life of 2000 hours at 105℃ under rated conditions.
• Dissipation Factor and Leakage: tanδ specified at 0.2 (measurement condition 20℃, 120 Hz) and leakage current listed as 4590 µA.
• Capacitance Tolerance & Polarization: ±20% tolerance at 120 Hz, polar construction suitable for DC applications.
• RoHS Compliant: Meets RoHS requirements for restricted substances.
• Form Factor: Large-diameter can (φ90 × 150L) for high energy density and secure mounting with available bracket and bolt sizing options.

Typical Applications

• Industrial Power Supplies: Bulk energy storage and smoothing for high-voltage DC rails and intermediate DC links where 500 V capability and high capacitance are required.
• Inverters and Motor Drives: DC-link buffering and ripple suppression in inverter stages that demand high ripple-current endurance and elevated temperature operation.
• High-Voltage Power Conversion: Energy storage and filtering in switch-mode power conversion systems operating at elevated voltages and frequencies.
• Energy Storage & Buffering: Temporary energy buffering in charge/discharge circuits and large-capacitance smoothing for transient load support.

Unique Advantages

• High-voltage energy density: Combines 4700 µF capacitance with a 500 V rating to minimize the number of components needed for high-voltage storage.
• Robust ripple handling: Rated ripple currents at both 120 Hz and 100 kHz reduce thermal stress and extend service life in switching and mains-frequency scenarios.
• Designed for elevated temperatures: Specified endurance of 2000 hours at 105℃ provides predictable performance in thermally demanding installations.
• Screw-terminal reliability: Mechanical connection suited to high-current bus work and secure mounting in industrial assemblies.
• Clear electrical parameters: Specified tanδ, leakage current, and capacitance tolerance allow precise design margining and simulation fidelity.
• Regulatory compliance: RoHS compliance supports use in restrained-substance programs and regulated markets.

Why Choose LNT2H472MSEJ?

LNT2H472MSEJ is positioned for engineers specifying high-capacitance, high-voltage aluminum electrolytic solutions where reliable ripple performance and elevated-temperature endurance are essential. Its screw-terminal radial can format and measurable electrical parameters make it straightforward to integrate into industrial power conversion, inverter, and DC-link designs.

With explicit specifications for ripple current, dissipation factor, leakage, and a 2000-hour life at 105℃, this part supports predictable lifetime planning and thermal management in demanding applications while remaining RoHS compliant.

Request a quote or submit an inquiry to confirm pricing, availability, and lead times for LNT2H472MSEJ. Our team can provide technical details and support to help evaluate this capacitor for your design requirements.