The PFC-W0805R-03-10R4-B-1739 is a precision thin film chip resistor manufactured by TT Electronics. This resistor is designed for applications requiring high stability, tight tolerance, and low noise. Its small 0805 package size makes it suitable for densely populated circuit boards.

Applications

• Precision analog circuits
• Medical equipment
• Test and measurement instrumentation
• Automotive electronics
• Industrial control systems

Features

• Small 0805 chip size
• Thin film construction for high stability
• Resistance value: 10.4 Ohms
• Tolerance: ±0.1%
• Temperature coefficient: ±25 ppm/°C
• Power rating: 0.125W
• Operating temperature range: -55°C to +155°C
• RoHS compliant

Benefits

• Provides highly accurate and stable resistance in demanding applications.
• Maintains performance over a wide temperature range.
• Reduces the impact of temperature variations on circuit performance.
• Allows for compact circuit designs.
• Suitable for high-reliability applications.

Additional Details

This resistor uses a thin film resistive element, passivated, and manufactured using precision photolithography. This construction provides superior performance compared to thick film resistors, including tighter tolerances and lower temperature coefficients. The termination finish is typically nickel barrier with solder plating, ensuring excellent solderability and long-term reliability. The 'B' in the part number indicates a tolerance of 0.1%. The '1739' appears to be an internal manufacturing or date code.

The power rating of 0.125W should be carefully considered in circuit design to prevent overheating. The resistor is designed to be surface mounted, and the appropriate soldering techniques should be used to ensure a reliable connection.