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Bourns 3386W1203LF Square Trimming Potentiometer

The Bourns 3386 series trimming potentiometers are precision adjustable resistors ideal for a wide range of industrial and electronic applications. These trimpots offer single-turn adjustment, cermet resistive elements, and sealed construction for reliable performance in harsh environments. Available with various shaft and adjustment options, they provide flexibility in design and integration. The 3386W-1-203LF model is RoHS compliant and offers a robust solution for fine-tuning circuits and calibration processes.

Authorized Distributors
Source:Newark
Part No:3386W-1-203LF
Stock:50
Inv Date:05-28-2026
Price: Unit price: $1.47
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Source:DigiKey
Part No:3386W-1-203LF
Stock:288
Inv Date:05-28-2026
Price: Unit price: $1.36
Buy/RFQ:
Part No:3386W-1-203LF
Stock:1747
Inv Date:05-29-2026
Price: Unit price: $1.36
Buy/RFQ:
Part No:3386W-1-203LF
Stock:40
Inv Date:05-28-2026
Price: Unit price: $1.39
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Bourns 3386W1203LF Square Trimming Potentiometer Specifications:

  • Features: Single Turn / Cermet / Industrial / Sealed
  • RoHS Compliant: Available
  • Resistance Range: 10 ohms to 2 megohms
  • Resistance Tolerance: ±10 % std. (.030)
  • Absolute Minimum Resistance: 2 ohms max.
  • Contact Resistance Variation: 2 % or 3 ohms max.
  • Adjustability: Infinite
  • Voltage Divider: ±0.05 %
  • Rheostat: ±0.15 %
  • Insulation Resistance: 500 vdc
  • Resolution: Infinite
  • Dielectric Strength: 900 vac (Sea Level), 350 vac (70,000 Feet)
  • Adjustment Angle: 280 ° nom.
  • Power Rating: 0.5 watt @ 85 °C, 0.1 watt @ 125 °C
  • Temperature Range: -55 °C to +125 °C
  • Temperature Coefficient: ±100 ppm/°C
  • Seal Test: 85 °C Fluorinert
  • Humidity: MIL-STD-202 Method 103
  • Vibration: 30 G (1 % ΔTR; 1 % ΔVR)
  • Shock: 100 G (1 % ΔTR; 1 % ΔVR)
  • Load Life: 1,000 hours (3 % ΔTR; 3 % or 3 ohms, whichever is greater, CRV)
  • Rotational Life: 200 cycles (4 % ΔTR; 3 % or 3 ohms, whichever is greater, CRV)
  • Mechanical Angle: 310 ° nom.
  • Torque: 5.0 oz-in. max.
  • Stop Strength: 15.0 oz -in. min.
  • Terminals: Solderable pins
  • Weight: 0.03 oz
  • Marking: Manufacturer’s trademark, resistance code, wiring diagram, date code, manufacturer’s model number and style
  • Flammability: U.L. 94V-0
  • Wiper: 50 % (Actual TR) ±10 %

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Frequently Asked Questions

Where can I buy Bourns 3386W1203LF?

You can click on the BUY or RFQ button to purchase 3386W1203LF from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 3386W1203LF?

You can download the 3386W1203LF datasheet or visit the Bourns website for support.

Who is the manufacturer of 3386W1203LF?

Bourns

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