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Bourns 3299X1202LF 3/8 Square Trimmer Potentiometer

The Bourns 3299X-1-202LF is a precision trimmer potentiometer designed for a wide range of industrial applications requiring fine adjustment of resistance. This 3/8" square potentiometer features a multiturn design, allowing for precise and repeatable adjustments. Its cermet resistive element provides excellent stability and low temperature coefficient. The sealed construction enhances reliability in harsh environments. Available in RoHS compliant versions, the 3299X-1-202LF is a versatile solution for trimming circuits in various electronic devices.

Authorized Distributors
Source:DigiKey
Part No:3299X-1-202LF
Stock:51
Inv Date:05-28-2026
Price: Unit price: $2.87
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Part No:3299X-1-202LF
Stock:1085
Inv Date:05-29-2026
Price: Unit price: $2.68
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Part No:3299X-1-202LF
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.78
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Part No:3299X-1-202LF
Stock:400
Inv Date:05-28-2026
Price: Unit price: $1.3
Buy/RFQ:
Part No:3299X-1-202LF
Stock:400
Inv Date:05-28-2026
Price: Unit price: $1.3
Buy/RFQ:

Bourns 3299X1202LF 3/8 Square Trimmer Potentiometer Specifications:

  • Standard Resistance Range: 10 to 2 megohms
  • Resistance Tolerance: ±10 % std.
  • Absolute Minimum Resistance: 1 % or 2 ohms max.
  • Contact Resistance Variation: 1.0 % or 3 ohms max.
  • Adjustability Voltage: ±0.01 %
  • Resolution: Infinite
  • Insulation Resistance: 500 vdc. 1,000 megohms min.
  • Dielectric Strength Sea Level: 900 vac
  • Effective Travel: 25 turns nom.
  • Power Rating (300 volts max.) 70 °C: 0.5 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
  • 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

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Frequently Asked Questions

Where can I buy Bourns 3299X1202LF?

You can click on the BUY or RFQ button to purchase 3299X1202LF from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 3299X1202LF?

You can download the 3299X1202LF datasheet or visit the Bourns website for support.

Who is the manufacturer of 3299X1202LF?

Bourns

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