Bourns 3296Y-1-502LF Trimmer Potentiometer: Ultimate Guide to Precision Resistance Control

The Bourns 3296Y-1-502LF stands as a benchmark for precision in the world of trimmer potentiometers. Engineered for engineers, this component delivers exceptional accuracy with its 25-turn adjustment capability and cermet resistive element. Whether you're calibrating sensitive test equipment or fine-tuning audio circuits, this 5kOhm trimmer offers the reliability and performance demanded by professional applications.

In-Depth Technical Specifications

Electrical Characteristics

With a 5 kOhm resistance value and 10% tolerance, the 3296Y-1-502LF provides consistent performance across its operational range. The 0.5W power rating ensures stable operation in most circuit conditions, while the 100ppm/ C temperature coefficient guarantees minimal resistance drift in varying thermal environments.

Mechanical Design Features

The top-adjust design with 25 turns enables micron-level precision in resistance adjustment. The through-hole PC pin termination (9.53mm 4.83mm rectangular form factor) ensures secure PCB mounting. The cermet resistive element offers superior durability with over 2000 adjustment cycles lifespan.

Advanced Applications

Industrial Control Systems

In PLCs and motor controllers, the 3296Y-1-502LF's vibration-resistant construction maintains calibration in harsh environments. The sealed design protects against contaminants in manufacturing settings.

Audio Engineering Solutions

Professional audio equipment benefits from the trimmer's low noise characteristics and smooth adjustment curve, making it ideal for:

• Mixer channel trims
• Crossover network calibration
• Tube amplifier biasing

Test & Measurement Precision

Laboratory instruments leverage the 25-turn resolution for calibration of:

• Oscilloscope vertical amplifiers
• Signal generator output levels
• Reference voltage circuits

Competitive Advantages

Superior to Carbon Track Trimmers

The cermet construction outperforms carbon elements with:

• 10 better temperature stability
• 5 longer mechanical life
• Lower contact resistance variation

Design Flexibility

The industry-standard 3296 package allows easy replacement in existing designs. Multiple mounting orientations accommodate space-constrained layouts.

Purchasing Information

Available through authorized distributors worldwide, the active-status 3296Y-1-502LF ships in standard packaging with RoHS compliance documentation. Bulk pricing available for production quantities.

Technical Support Resources

Bourns provides:

• SPICE models for circuit simulation
• Detailed lifetime performance data
• Application notes for precision circuits

For engineers demanding reliable, precise resistance adjustment, the Bourns 3296Y-1-502LF represents the optimal balance of performance and value in professional-grade trimmer potentiometers.