BOURNS 3296 Series 500KΩ 25-Turn Trimming Potentiometer

The BOURNS Trimpot 3296 Series is a high-precision, multi-turn trimming potentiometer designed for reliable circuit adjustment in a wide range of electronic equipment. Constructed with a durable cermet element and featuring through-hole mounting, this trimmer performs a variety of critical adjustments with excellent long-term stability.

Its multi-turn design, offering 25 full rotations, allows for extremely fine and precise resistance setting, which is essential for applications involving the measurement of linear distance, angle, or rotation in production and testing equipment. The lead screw mechanism facilitates both side and top adjustment, providing flexibility during installation and calibration.

Key Features & Robustness

• Sealed Design: Rated to IP65, the unit is protected against dust ingress and low-pressure water jets, making it suitable for use in environments where contamination is a concern.
• Durable Construction: With a rotational life of 200 cycles and an operating temperature range from -55°C to +125°C, this potentiometer is built for consistent performance under demanding conditions.
• Precision Specifications: It offers a track resistance of 500kΩ with a ±10% tolerance and a low temperature coefficient of ±100ppm/°C, ensuring minimal value drift with temperature changes.
• Flexible Termination: Available in five terminal styles with a chevron seal design for secure soldering and connection.

This 3/8-inch square trimmer combines compact dimensions with a robust feature set, making it an industry-preferred component for calibration, tuning, and adjustment tasks where accuracy and reliability are paramount.