LAK2G680MELB20ZB

The LAK2G680MELB20ZB is an aluminum electrolytic, snap‑in terminal capacitor from Nichicon's LAK series. It delivers 68 µF capacitance at a 400 V rating in a radial, snap‑in can designed for general‑purpose power circuits.

Designed for applications exposed to voltage fluctuations, this part offers extended voltage support (200 V, 400 V, 420 V options), 105 °C operation, and endurance of 2000 hours under rated ripple current, providing reliable high‑voltage performance where durability and safety are important.

Key Features

• Capacitance & Voltage — 68 µF rated capacitance at 400 V with ±20% tolerance for general‑purpose high‑voltage use.
• High‑temperature Endurance — Rated for operation from −25 °C to 105 °C with a guaranteed endurance of 2000 hours at 105 °C under rated ripple current.
• Ripple Current Performance — Specified ripple current handling of 500 mA at 120 Hz and 575 mA at 10 kHz for sustained AC stress conditions.
• Mounting & Package — Radial, can-style snap‑in terminal package for secure board mounting in high‑current and high‑vibration environments.
• Improved Safety Features — Designed with enhanced safety for abnormally excessive voltage, including a pressure relief vent to mitigate hazardous failure modes.
• Environmentally Compliant — RoHS directive compliant (2011/65/EU, (EU)2015/863).
• Physical Size & Polarity — Compact dimensions (approximately 2 cm × 3 cm) in a polarized aluminum can with ±20% capacitance tolerance.

Typical Applications

• Power supplies and converters — Provides high‑voltage capacitance for general‑purpose power circuits in equipment that operates with fluctuating supply voltages.
• Industrial equipment — Suitable for industrial systems requiring high‑voltage, high‑temperature endurance thanks to 105 °C rating and 2000‑hour ripple endurance.
• Commercial electronics — Radial snap‑in package supports reliable mounting for bulk capacitance needs in commercial devices and assemblies.

Unique Advantages

• Extended voltage range — Part of an LAK series that covers 200 V, 400 V and 420 V ratings, giving designers flexibility for different high‑voltage topologies.
• Long endurance at elevated temperature — Specified 2000 hours at 105 °C under rated ripple current supports extended service life in hot operating environments.
• Enhanced safety design — Improved features for abnormal overvoltage conditions and a pressure relief vent reduce risk of hazardous failures.
• High ripple tolerance — Specified ripple current figures at both low and high frequencies address sustained AC stress in power applications.
• RoHS compliant — Meets RoHS (2011/65/EU, (EU)2015/863) requirements for regulated substances.
• Secure snap‑in mounting — Radial, snap‑in can provides robust mechanical retention for demanding assemblies.

Why Choose LAK2G680MELB20ZB?

The LAK2G680MELB20ZB delivers a practical combination of high voltage capability, high‑temperature endurance and safety‑focused design intended for general‑purpose power circuits exposed to fluctuating voltages. Its 68 µF at 400 V rating, along with specified ripple performance and 2000‑hour endurance at 105 °C, makes it a suitable choice where durability under stress is required.

As a member of Nichicon's LAK series, this snap‑in radial capacitor is positioned for designers and procurement teams looking for a reliable, RoHS‑compliant high‑voltage electrolytic solution that simplifies assembly and meets defined endurance and safety requirements.

If you would like pricing or availability for LAK2G680MELB20ZB, request a quote or contact sales to discuss lead time and procurement options.