EEUFC1C331 – PANASONIC

Overview

The Panasonic EEUFC1C331 is an automotive-grade, polarized aluminum electrolytic capacitor engineered for demanding applications requiring stable performance and reduced circuit noise. Its primary function is energy storage and filtering, with a critical operational characteristic being its low impedance profile, crucial for high-frequency decoupling and ripple current handling. A common design trade-off to consider with such capacitors is the inherent trade-off between capacitance density and equivalent series resistance (ESR) at higher frequencies; while the EEUFC1C331 excels in low impedance, achieving very high capacitance values may necessitate larger physical footprints or parallel configurations to meet stringent ESR targets in compact designs.

Key Features

• Capacitance: 330µF
• Voltage Rating: 16VDC
• Tolerance: ±20%
• Operating Temperature Range: -55°C to +105°C
• Endurance: 2000 hours at 105°C
• Package: Radial Leaded (Ø10mm x 12.5mm)

Applications

The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.

• Power supply filtering and bulk capacitance in automotive ECUs
• Decoupling for high-speed digital logic and microcontrollers
• Input/output filtering in DC-DC converters for infotainment systems
• Smoothing of rectified AC in automotive lighting control modules