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Bourns 3299Y1103 3/8 Square Trimmer Potentiometer

The Bourns 3299Y-1-103 is a precision trimmer potentiometer designed for a wide range of industrial applications requiring fine resistance adjustments. Featuring a 3/8" square design, this potentiometer offers excellent stability and durability. It's sealed construction makes it suitable for harsh environments, and RoHS compliant versions are available to meet environmental regulations. The potentiometer's adjustable resistance allows for precise calibration of circuits, making it a valuable component in applications such as audio equipment, instrumentation, and process control systems. Its compact size and ease of integration contribute to efficient and reliable system design.

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Source:DigiKey
Part No:3299Y-1-103
Stock:93
Inv Date:05-28-2026
Price: Unit price: $4.17
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Part No:3299Y-1-103
Stock:16
Inv Date:05-29-2026
Price: Unit price: $3.65
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Part No:3299Y-1-103
Stock:0
Inv Date:05-28-2026
Price: Unit price: $3.76
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Part No:3299Y-1-103
Stock:67
Inv Date:05-28-2026
Price: Unit price: $2.145
Buy/RFQ:
Part No:3299Y-1-103
Stock:67
Inv Date:05-28-2026
Price: Unit price: $2.145
Buy/RFQ:

Bourns 3299Y1103 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 3299Y1103?

You can click on the BUY or RFQ button to purchase 3299Y1103 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 3299Y1103?

You can download the 3299Y1103 datasheet or visit the Bourns website for support.

Who is the manufacturer of 3299Y1103?

Bourns

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