The VJ0805A391FXAAT is a surface-mount multilayer ceramic capacitor (MLCC) from Vishay. It is part of the VJ series of capacitors, known for their reliability and performance in various applications. These capacitors are designed for automated assembly and offer a stable capacitance over a wide range of temperatures and voltages.

Applications

• Bypass and decoupling in electronic circuits
• Filtering in power supplies
• Timing circuits
• High-frequency circuits
• Mobile devices
• Consumer electronics

Features

• Surface-mount design for automated assembly
• Multilayer ceramic construction for high capacitance in a small size
• High reliability
• Stable capacitance over temperature and voltage
• RoHS compliant

Benefits

• Reduced board space requirements due to small size
• Improved circuit performance due to stable capacitance
• Lower assembly costs due to automated placement
• Long-term reliability in demanding applications
• Environmentally friendly due to RoHS compliance

Specifications

The VJ0805A391FXAAT has the following specifications:

• Case Size: 0805 (2012 Metric)
• Capacitance: 390 pF
• Voltage Rating: 50 V
• Temperature Coefficient: C0G (NP0)
• Tolerance: ±1%
• Operating Temperature Range: -55°C to +125°C
• Termination: Nickel barrier with tin plating

The C0G (NP0) dielectric ensures a very stable capacitance with minimal change over temperature and voltage, making it suitable for critical timing and filtering applications. The tight tolerance of ±1% ensures precise capacitance values in sensitive circuits.