UFW1J682MRD

The UFW1J682MRD from Nichicon is an aluminum electrolytic capacitor in the UFW series designed for audio equipment and related electronics. It is a radial‑lead, polarized capacitor offering high capacitance (6800 µF) at a 63 V rating in a compact φ16 × 35.5 mm can.

Engineered for applications that require significant bulk energy storage, the UFW1J682MRD combines high ripple handling and defined lifetime characteristics with a wide operating temperature range to support reliable operation in audio power and signal circuits.

Key Features

• Capacitance & Voltage — 6.8 mF (6800 µF) nominal capacitance with a 63 V rated voltage and ±20% tolerance for stable bulk storage in power circuits.
• High Ripple Capability — Specified ripple current values include 3.5 A at 120 Hz and 4.025 A at 10 kHz; a 2500 mA ripple current value is also provided in the product data.
• Loss and Leakage — Specified tangent of loss angle (tan δ) is 0.30 and leakage current is listed as 3264 µA in the product data.
• Reliability & Lifetime — Rated for 2000 hours of operation at 85 °C, supporting long-term use under elevated temperature stress.
• Thermal Range — Operating temperature range from −40 °C to +85 °C for use across typical environmental conditions encountered in audio and electronic equipment.
• Package & Mounting — Radial lead, polarized can package with φ16 × 35.5 mm body; lead spacing 1.25 cm suitable for through‑hole PCB mounting and hand or wave solder processes. Supplied in bulk packaging.
• Application Focus — Part of Nichicon’s UFW series, specified for audio equipment applications per the series documentation.

Typical Applications

• Audio Equipment — Bulk energy storage and smoothing in audio power supplies and amplifier circuits where high capacitance and defined ripple performance are required.
• Power Filtering — DC link and reservoir capacitor roles in power supply stages for consumer and professional audio electronics.
• Decoupling for High‑Current Circuits — Provides bulk decoupling in circuits with transient current demands that align with the listed ripple current specifications.

Unique Advantages

• Substantial Bulk Capacitance — 6800 µF provides significant charge storage to support power stability in audio and power supply circuits.
• High Voltage Headroom — 63 V rating enables use in higher‑voltage rails compared with lower‑voltage electrolytics.
• Metered Ripple Ratings — Explicit ripple current specifications at 120 Hz and 10 kHz allow designers to match capacitor selection to expected operating frequencies.
• Temperature‑Rated Lifetime — 2000 hours at 85 °C gives a defined endurance metric for thermal stress planning and reliability assessments.
• Audio‑Series Design — Part of Nichicon’s UFW series, designated for audio applications per the product documentation.

Why Choose UFW1J682MRD?

The UFW1J682MRD delivers high capacitance and a 63 V rating in a radial, through‑hole can tailored for audio and related power applications. With specified ripple current values, a defined 2000‑hour life at 85 °C, and an operating range from −40 °C to +85 °C, it provides a clear, verifiable set of performance parameters for engineers designing power and audio circuits.

This part is suitable for designers and procurement teams seeking a proven electrolytic solution from Nichicon’s UFW series when bulk energy storage, lifetime data, and clear ripple specifications are required for system reliability and thermal planning.

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