LHT2W271MELC30

The LHT2W271MELC30 from Nichicon is a snap‑in terminal aluminum electrolytic capacitor in the LHT series designed for general‑purpose electronic equipment. It delivers 270 µF at a rated voltage of 450 V with a wide operating temperature range of –40°C to +125°C, targeting applications that require high‑temperature endurance and robust power handling.

With snap‑in radial can packaging and specifications for ripple current, leakage, and long endurance, this part is intended for designers who need stable capacitance and reliability in demanding thermal environments.

Key Features

• Electrolytic Core Polarized aluminum electrolytic construction providing 270 µF nominal capacitance with ±20% tolerance (120 Hz, 20°C).
• High Voltage Rating Rated for 450 V, suitable for higher‑voltage DC bus and power applications requiring elevated voltage handling.
• Wide Temperature Range Specified for –40°C to +125°C operation, enabling use in high‑temperature equipment environments.
• Snap‑In Radial Can Package Snap‑in terminal mounting for secure board installation; case dimensions 35 mm diameter × 30 mm length.
• Ripple and Frequency Performance Rated ripple current 1.34 A at 120 Hz (125°C) and shown frequency coefficients up to 50 kHz; high‑frequency ripple current listed at 1.916 A (50 kHz).
• Leakage and Loss Characteristics Leakage current of 1.04 mA (per datasheet table) and tangent of loss angle (tan δ) ≤ 0.20 at 120 Hz, 20°C.
• Reliability and Life Endurance: 3000 hours at 125°C under rated DC bias plus ripple; shelf life: 1000 hours at 125°C with required post‑storage voltage treatment.
• RoHS Compliant Conforms to the RoHS directive (2011/65/EU, (EU)2015/863).

Typical Applications

• General‑purpose power supplies — Bulk filtering and energy storage at up to 450 V, using 270 µF capacitance and rated ripple current for thermal endurance.
• Industrial equipment — Support for power rails in equipment that requires operation up to 125°C, leveraging the part’s high‑temperature endurance.
• Power conversion modules — DC bus smoothing where a 450 V rating, polarized electrolytic capacitance and snap‑in mounting are required.

Unique Advantages

• High‑temperature endurance: 3000 hours rated life at 125°C ensures long service life in elevated temperature environments.
• High voltage capability: 450 V rating allows use in higher‑voltage DC circuits and power systems.
• Robust ripple handling: Rated ripple current of 1.34 A at 120 Hz (125°C) and documented high‑frequency coefficients support real‑world ripple conditions.
• Low leakage and controlled dissipation: Leakage current around 1.04 mA and tan δ ≤ 0.20 provide predictable leakage and loss behavior for system design.
• Secure snap‑in mounting: Radial, snap‑in can package simplifies mechanical retention and board assembly for power assemblies.
• Regulatory compliance: RoHS compliance supports environmental and regulatory requirements.

Why Choose LHT2W271MELC30?

The LHT2W271MELC30 is positioned for engineers who need a reliable, high‑voltage electrolytic capacitor with proven high‑temperature endurance. Its combination of 270 µF capacitance, 450 V rating, and 125°C endurance makes it suitable for demanding power applications where stability, ripple capability, and long life are required.

This Nichicon LHT series snap‑in capacitor is a practical choice for designers focused on durability and predictable electrical behavior in assemblies that operate at elevated temperatures and in tight power budgets. Its documented specs support accurate thermal and electrical margining in system designs.

Request a quote or submit an inquiry to receive pricing, availability, and lead‑time details for the LHT2W271MELC30.