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Bourns 6639S301102 Precision Potentiometer

The Bourns 6639S-301-102 is a precision potentiometer designed for applications demanding high accuracy and reliability. It boasts excellent rotational life, rugged construction, and essentially infinite resolution. This potentiometer is suitable for general-purpose applications and offers non-standard features upon request. Its robust design and precise performance make it ideal for industrial control systems, instrumentation, and other demanding environments. The potentiometer is available in servo and bushing mount configurations, providing flexibility in integration.

Authorized Distributors
Part No:6639S-301-102
Stock:51
Inv Date:05-29-2026
Price: Unit price: $27.46
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Part No:6639S-301-102
Stock:15
Inv Date:05-28-2026
Price: Unit price: $28.01
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Part No:6639S-301-102
Stock:18
Inv Date:05-28-2026
Price: Unit price: $19.76
Buy/RFQ:
Part No:6639S-301-102
Stock:18
Inv Date:05-28-2026
Price: Unit price: $19.76
Buy/RFQ:

Bourns 6639S301102 Precision Potentiometer Specifications:

  • Standard Resistance Range: 1 K to 100 K ohms
  • Total Resistance Tolerance: ±15 %
  • Independent Linearity: ±2.0 %
  • Effective Electrical Angle: 340 ° +3 °
  • End Voltage: 0.5 % maximum
  • Output Smoothness: 0.1 %
  • Dielectric Withstanding Voltage: 750 VAC minimum
  • Power Rating: 1.0 watt at +70 °C
  • Insulation Resistance: 500 megohms minimum
  • Resolution: Essentially infinite
  • Operating Temperature Range: +1 °C to +125 °C
  • Storage Temperature Range: -65 °C to +125 °C
  • Temperature Coefficient: ±500 ppm/°C maximum
  • Vibration: 15 G
  • Wiper Bounce: 0.1 millisecond maximum
  • Total Resistance Shift: ±10 %
  • Voltage Ratio Shift: ±0.5 %
  • Shock: 50 G
  • Load Life: 1,000 hours, 1 watt
  • Rotational Life: 10,000,000 shaft revolutions
  • Moisture Resistance: ±15 %
  • IP Rating: IP 40
  • Mechanical Angle: Continuous, Stops (340 ° +8 °, -0 °) available
  • Stop Strength: 22.6 N-cm (2 lb.-in.)
  • Torque: 0.40 N-cm (0.5 oz.-in.) max.
  • Shaft Runout: 0.13 mm (0.005 in.) T.I.R.
  • Lateral Runout: 0.08 mm (0.003 in.) T.I.R.
  • Shaft End Play: 0.13 mm (0.005 in.) T.I.R.
  • Shaft Radial Play: 0.13 mm (0.005 in.) T.I.R.
  • Pilot Diameter Runout: 0.06 mm (0.0025 in.) T.I.R.
  • Backlash: 0.1 º maximum
  • Weight: 18 gm (6539 Servo Mount), 24 gm (6639 Bushing Mount)
  • Soldering Condition Manual: 96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire 370 °C (700 °F) max. for 3 seconds
  • Wave Soldering: 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux 260 °C (500 °F) max. for 5 seconds
  • Marking: Manufacturer’s name and part number, resistance value and tolerance, linearity tolerance, wiring diagram, and date code

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Frequently Asked Questions

Where can I buy Bourns 6639S301102?

You can click on the BUY or RFQ button to purchase 6639S301102 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 6639S301102?

You can download the 6639S301102 datasheet or visit the Bourns website for support.

Who is the manufacturer of 6639S301102?

Bourns

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