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Bourns 3299Y1254LF 3/8 Square Trimmer Potentiometer

The Bourns 3299Y-1-254LF is a precision trimmer potentiometer designed for a wide range of industrial applications requiring fine adjustment of resistance. This 3/8" square potentiometer offers multiturn capability, allowing for precise adjustments. It features a sealed design for enhanced reliability in harsh environments and is available in RoHS compliant versions to meet environmental regulations. The potentiometer's robust construction and adjustable features make it ideal for applications such as calibration, testing, and circuit tuning.

Authorized Distributors
Source:DigiKey
Part No:3299Y-1-254LF
Stock:56
Inv Date:05-28-2026
Price: Unit price: $2.87
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Part No:3299Y-1-254LF
Stock:84
Inv Date:05-29-2026
Price: Unit price: $2.87
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Part No:3299Y-1-254LF
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.57
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Part No:3299Y-1-254LF
Stock:500
Inv Date:05-28-2026
Price: Unit price: $1.6
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Part No:3299Y-1-254LF
Stock:500
Inv Date:05-28-2026
Price: Unit price: $1.6
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Part No:3299Y-1-254LF
Stock:25
Inv Date:05-29-2026
Price: N/A
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Bourns 3299Y1254LF 3/8 Square Trimmer Potentiometer Specifications:

  • Standard Resistance Range: 10 to 2 megohms
  • Resistance Tolerance: ±10 %
  • Absolute Minimum Resistance: 1 % or 2 ohms max.
  • Contact Resistance Variation: 1.0 % or 3 ohms max.
  • Adjustability Voltage: ±0.01 %
  • Adjustability Resistance: ±0.05 %
  • Adjustability Resolution: Infinite
  • Insulation Resistance: 500 vdc. 1,000 megohms min.
  • Dielectric Strength Sea Level: 900 vac
  • Dielectric Strength 70,000 Feet: 350 vac
  • Effective Travel: 25 turns nom.
  • Power Rating (300 volts max.) 70 °C: 0.5 watt
  • Power Rating (300 volts max.) 125 °C: 0 watt
  • Temperature Range: -55 °C to +125 °C
  • Temperature Coefficient: ±100 ppm/°C
  • Seal Test: 85 °C Fluorinert Humidity
  • Vibration: 20 G (1 % ΔTR; 1 % ΔVR)
  • Shock: 100 G (1 % ΔTR; 1 % ΔVR)
  • Load Life: 1,000 hours 0.5 watt @ 70 °C
  • Rotational Life: 200 cycles
  • Torque: 3.0 oz-in. max.
  • Mechanical Stops: Wiper idles
  • Terminals: Solderable pins
  • Weight: 0.035 oz.
  • Marking: Manufacturer’s trademark, resistance code, wiring diagram, date code, manufacturer’s model number and style
  • Wiper: 50 % (Actual TR) ±10 %
  • Flammability: U.L. 94V-0
  • Standard Packaging: 50 pcs. per tube
  • Adjustment Tool: H-90

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Frequently Asked Questions

Where can I buy Bourns 3299Y1254LF?

You can click on the BUY or RFQ button to purchase 3299Y1254LF from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 3299Y1254LF?

You can download the 3299Y1254LF datasheet or visit the Bourns website for support.

Who is the manufacturer of 3299Y1254LF?

Bourns

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