BOURNS 3386 Series 10kΩ Single Turn Cermet Trimmer Potentiometer

The BOURNS 3386 Series trimming potentiometer is a high-quality, single-turn cermet component designed for precise adjustments in a wide range of electronic circuits. This 3/8-inch square trimpot is engineered for industrial applications, featuring a sealed construction and through-hole mounting for reliable and stable installation on printed circuit boards (PCBs).

Its cermet element provides excellent stability and a long rotational life of 200 cycles, ensuring dependable performance over time. With a power rating of 0.5W (500mW) and a wide operating temperature range from -55°C to +125°C, this trimmer is built to withstand demanding environments. The component offers a standard track resistance of 10kΩ with a tolerance of ±10% and a low temperature coefficient of ±100ppm/°C for consistent performance.

This model is designed for top finger adjustment and is available with a convenient knob for easy manual tuning. It also features an extended shaft with a cross-slot rotor option, providing flexibility for different assembly and adjustment requirements. The trimmer boasts high electrical insulation, with a resistance of 1000MΩ and a dielectric strength of 900V, and meets the UL94V-0 flammability standard for enhanced safety.

With its robust construction, precise 280° single-turn adjustment, and proven reliability, the BOURNS 3386F is an ideal choice for calibration, tuning, and setting bias points in power supplies, audio equipment, instrumentation, and other critical electronic devices where accuracy and durability are paramount.