BOURNS 3296Y Series 20kΩ 25 Turn Trimmer Potentiometer

The BOURNS 3296Y Series Trimmer Potentiometer is a high-precision multiturn cermet component designed for industrial applications. Its 3/8 inch square form factor and through-hole mounting make it a reliable choice for circuit board adjustments where long-term stability and environmental sealing are required.

Featuring a sealed construction with a chevron seal design, this trimmer offers robust protection against dust and contaminants, ensuring consistent performance over its rated 200 cycles of rotational life. The cermet resistive element provides excellent stability and a low-temperature coefficient of ±100 ppm/°C, making it suitable for environments with fluctuating temperatures.

Key Features & Specifications

• Precision Adjustment: Offers 25 turns for fine, incremental resistance setting, allowing for highly accurate calibration.
• Robust Construction: Industrial-grade, sealed build quality protects the internal cermet track.
• Electrical Ratings: A resistance of 20kΩ with a tolerance of ±10%, a power rating of 0.5W (500mW), and insulation resistance of 1,000 megohms minimum at 500V DC.
• Wide Operating Range: Functions reliably across an extensive temperature range from -55°C to +125°C.
• Durable Mechanism: Designed to withstand a maximum adjustment torque of 3.0 oz-in.

This top-adjust trimmer potentiometer is part of Bourns' renowned 3296 Series, a staple in electronics for reliable and precise variable resistance. Its compact dimensions and through-hole terminals facilitate easy integration into a wide array of electronic designs, from power supplies and instrumentation to communication devices and control systems.