LGZ2W151MELC30

The LGZ2W151MELC30 is a snap-in terminal aluminum electrolytic capacitor from Nichicon’s LGZ long-life series. It provides 150 µF capacitance at a 450 V rating in a radial, can-style snap-in package designed for general-purpose electronic equipment.

Engineered for extended service life, the capacitor is specified for operation from −25 °C to +105 °C with a rated endurance of 20,000 hours at 105 °C. Key value propositions include high voltage capability, robust ripple handling, RoHS compliance, and a snap-in mounting for secure board retention.

Key Features

• Capacitance & Voltage — 150 µF nominal capacitance with a 450 V rated voltage suitable for high-voltage DC applications.
• Temperature Range & Long Life — Specified operating range of −25 °C to +105 °C and a 20,000-hour endurance at 105 °C, supporting extended field life under elevated temperature stress.
• Mounting & Package — Snap-in terminal, radial can package (35 × 30 mm) for secure mechanical retention and easy PCB assembly in through-hole designs.
• Ripple Current Performance — Rated ripple current of 790 mArms at 120 Hz (105 °C) with a high-frequency ripple capability of 1.13 A at 50 kHz, enabling effective smoothing under AC ripple and switching conditions.
• Electrical Characteristics — Capacitance tolerance ±20% (at 120 Hz, 20 °C); leakage current specified as I ≤ 3√(C·V) µA after 5 minutes at 20 °C; tan δ max 0.20 at 120 Hz, 20 °C.
• Endurance & Shelf Life — After D.C. bias plus rated ripple current for 20,000 hours at 105 °C, capacitance change remains within ±25% and leakage remains at or below initial specified values; shelf life test defined for 1,000 hours at 105 °C with subsequent voltage treatment.
• Compliance — Compliant with the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• High-voltage power supplies — Bulk filtering and energy storage in 450 V DC rails where high voltage rating and ripple capability are required.
• Industrial power equipment — DC link smoothing and energy buffering in industrial converters and control systems operating up to 105 °C.
• Energy conversion modules — Support for switching supplies and inverters that demand stable capacitance and rated ripple handling at elevated temperatures.
• General-purpose electronic equipment — Use in a wide range of electronic systems that require a reliable, long-life electrolytic capacitor with snap-in mounting.

Unique Advantages

• High-voltage capability: 450 V rating enables use in higher-voltage DC circuits without additional series stacking.
• Long operational life: 20,000 hours at 105 °C provides predictable aging behavior and helps extend equipment maintenance intervals.
• Robust ripple handling: 790 mArms at 120 Hz and 1.13 A at 50 kHz allow effective filtering across low- and high-frequency ripple spectra.
• Secure snap-in mounting: Radial, snap-in can design simplifies installation and provides strong mechanical retention for through-hole PCBs.
• Engineered electrical stability: Defined limits for capacitance change, tan δ, and leakage after endurance and shelf-life tests support reliable long-term performance.
• RoHS compliant: Meets applicable RoHS directives for reduced hazardous substance content.

Why Choose LGZ2W151MELC30?

LGZ2W151MELC30 positions itself as a reliable, long-life electrolytic solution for systems that require 450 V capability, substantial ripple endurance, and sustained operation up to 105 °C. Its snap-in radial package offers straightforward board integration while the endurance and electrical stability specifications provide predictable performance over extended service periods.

This part is suitable for designers and procurement teams specifying capacitors for high-voltage DC rails, industrial power modules, and other general-purpose electronic equipment where long-term reliability and RoHS compliance are required.

Request a quote or submit an inquiry for pricing and availability to evaluate LGZ2W151MELC30 for your next design.