LGR2W101MELZ50

The LGR2W101MELZ50 is an aluminum electrolytic capacitor in a snap‑in terminal can, offering 100 µF capacitance at a 450 V rating. It is part of Nichicon's LGR long‑life assurance series and is RoHS compliant.

Designed for general‑purpose applications that require high voltage, extended high‑temperature endurance and secure snap‑in mounting, this capacitor provides long operational life with specified ripple handling and thermal stability up to 105°C.

Key Features

• Electrical Performance — Rated capacitance 100 µF with tolerance −20% to +20% and a rated voltage of 450 V.
• Long‑Life Endurance — Endurance specified at 10000 hours at 105°C under DC bias plus rated ripple current.
• High‑Temperature Operation — Operating temperature range −25°C to +105°C for 400–450 V types.
• Ripple Current Capability — Specified ripple currents include 640 mA at 120 Hz (low frequency) and 915.2 mA at 50 kHz (high frequency); frequency coefficient for 400/450 V: 120 Hz = 1.00, 50 kHz or more = 1.43.
• Loss and Leakage Characteristics — Maximum tan δ of 0.20 at 450 V (measured at 120 Hz, 20°C); leakage current specified by I ≤ 3√(C·V) μA after 5 minutes at 20°C.
• Package and Mounting — Radial can with snap‑in terminals for fast, secure board installation; physical size L: 5 × D: 2.2 cm.
• Polarized — Electrolytic polarized design for DC applications.
• Environmental Compliance — RoHS compliant under the referenced directive.

Typical Applications

• General‑purpose high‑voltage power designs — Use where 100 µF at 450 V capacitance and long life at elevated temperature are required.
• Power supply smoothing and bulk energy storage — Snap‑in mounting supports reliable installation in assemblies that need stable DC filtering.
• Industrial electronics — Suitable for general applications that demand 105°C endurance and measurable ripple handling across frequency.

Unique Advantages

• Long operational life: 10000 hours at 105°C provides predictable long‑term performance for sustained high‑temperature use.
• High voltage capability: 450 V rating enables use in higher‑voltage circuits without series stacking.
• Measured ripple specifications: Explicit ripple current values at 120 Hz and 50 kHz plus frequency coefficients allow accurate thermal and lifetime budgeting.
• Secure snap‑in mounting: Radial snap‑in terminals simplify assembly and improve mechanical retention on the PCB.
• Quantified loss and leakage: Specified tan δ and leakage current formula support reliable design margins and quality verification.
• RoHS compliant: Meets RoHS requirements for restricted substances as stated.

Why Choose LGR2W101MELZ50?

The LGR2W101MELZ50 is positioned for engineers who need a robust, high‑voltage electrolytic capacitor with verified high‑temperature endurance and clear ripple current data. Its combination of 100 µF capacitance, 450 V rating, long life at 105°C and snap‑in package makes it suitable for assemblies where durability and predictable electrical behavior are important.

This part is a straightforward choice for general‑purpose designs that require documented performance parameters (leakage, tan δ, frequency coefficients and endurance) to support thermal design and lifetime planning.

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