The PFC-W0805R-03-2552-B-1739 is a precision thin film chip resistor manufactured by TT Electronics. It is well-suited for applications that demand stable and accurate resistance in a small form factor. The 0805 package makes it suitable for densely populated circuit boards.

Applications

• High-precision gain setting resistors
• Feedback resistors in operational amplifiers
• Precision attenuators
• Medical instrumentation
• Aerospace applications

Features

• 0805 package size
• Thin film resistive element
• Resistance value: 25.5 kOhms
• Tolerance: ±0.1%
• Temperature coefficient: ±25 ppm/°C
• Power rating: 0.125W
• Operating temperature range: -55°C to +155°C
• RoHS compliant

Benefits

• Offers highly accurate and stable resistance, improving the performance of precision circuits.
• Minimizes the effects of temperature changes on resistance.
• Enables compact and space-saving designs.
• Provides reliable performance in demanding environments.
• Reduces circuit errors due to resistance variations.

Additional Details

The thin film construction provides superior performance compared to thick film resistors. The resistive element is passivated for protection. Terminations are typically nickel barrier with solder plating for good solderability. The 'B' designation in the part number indicates a 0.1% tolerance. '1739' is likely an internal manufacturing or date code.

Ensure that the power dissipation remains within the 0.125W power rating. Proper surface mount soldering techniques are critical for reliable connection.