BOURNS 3329H 5KΩ Cermet Single-Turn Trimming Potentiometer

The BOURNS 3329 Series Trimpot® is a precision, single-turn trimming potentiometer engineered for accurate calibration in demanding industrial and electronic circuits. Featuring a robust cermet element within a sealed, ¼-inch round housing, this component delivers high reliability, infinite resolution, and excellent environmental resistance. Its top-adjust design allows for convenient tuning once installed on a printed circuit board (PCB).

With a specified resistance of 5 kΩ and a standard tolerance of ±10%, this trimmer provides stable and precise adjustment capabilities. It is designed for through-hole mounting, ensuring a secure and durable connection for long-term performance. The model is fully compliant with RoHS directives, making it suitable for modern manufacturing requirements.

Key Technical Features

• High Reliability: The sealed cermet construction protects the element from contaminants, ensuring consistent performance even in challenging environments.
• Robust Electrical Specifications: Offers a power rating of 0.5W at 85°C and can operate across an extensive temperature range from -55°C to +150°C.
• Excellent Insulation: Features a minimum insulation resistance of 1,000 MΩ at 500 VDC and a dielectric strength of 600V AC, providing safety and reliability in high-voltage scenarios.
• Precision Adjustment: The single-turn mechanism provides an adjustment angle of 240° nominal, allowing for fine, accurate calibration of circuit parameters.

Ideal for use in power supplies, instrumentation, communication devices, and industrial control systems where dependable and precise resistance adjustment is critical. Its compact dimensions and proven Trimpot® design make it a trusted choice for engineers and technicians worldwide.