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Bourns 3540S1201L Precision Wirewound Potentiometer

The Bourns 3540S-1-201L is a precision wirewound potentiometer designed for applications demanding high accuracy and reliability. This potentiometer boasts a robust bushing mount, optional center tap and rear shaft extension, and an AR lug feature for enhanced functionality. Its high torque capability and gangable design make it suitable for complex control systems. RoHS compliant and offering a wide operating temperature range, the 3540S-1-201L is a versatile solution for industrial automation, instrumentation, and other precision control applications. It is available with various resistance ranges and resolutions to meet specific application requirements.

Authorized Distributors
Source:Newark
Part No:3540S-1-201L
Stock:123
Inv Date:05-28-2026
Price: Unit price: $38.38
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Source:DigiKey
Part No:3540S-1-201L
Stock:48
Inv Date:05-28-2026
Price: Unit price: $33.29
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Part No:3540S-1-201L
Stock:18
Inv Date:05-29-2026
Price: Unit price: $33.29
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Part No:3540S-1-201L
Stock:40
Inv Date:05-28-2026
Price: Unit price: $33.96
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Part No:3540S-1-201L
Stock:40
Inv Date:05-28-2026
Price: Unit price: $25.24
Buy/RFQ:
Part No:3540S-1-201L
Stock:40
Inv Date:05-28-2026
Price: Unit price: $25.24
Buy/RFQ:

Bourns 3540S1201L Precision Wirewound Potentiometer Specifications:

  • Resistance Range: 100 to 100 K ohms
  • Total Resistance Tolerance: ±5 %
  • Independent Linearity: ±0.25 %
  • Effective Electrical Angle: 3600 ° +10 °, -0 °
  • Minimum Voltage: whichever is greater
  • Noise/Output Smoothness: 100 ohms ENR maximum
  • Dielectric Withstanding Voltage: 1,000 VAC minimum
  • Power Rating: 2 watts (+70 °C)
  • Insulation Resistance: 1,000 megohms minimum
  • Resolution: See recommended part nos.
  • Operating Temperature Range: -40 °C to +125 °C
  • Storage Temperature Range: -55 °C to +125 °C
  • Temperature Coefficient: ±50 ppm/°C maximum/unit
  • Vibration: 15 G
  • Wiper Bounce: 0.1 millisecond maximum
  • Shock: 50 G
  • Load Life: 1,000 hours, 2 watts
  • Total Resistance Shift (Load Life): ±2 %
  • Rotational Life: 1,000,000 shaft revolutions
  • Total Resistance Shift (Rotational Life): ±5 % maximum
  • Moisture Resistance: ±2 % maximum
  • IP Rating: IP 40
  • Stop Strength: 53 N-cm (75 oz-in.) minimum
  • Mechanical Angle: 3600 ° +10 °, -0 °
  • Torque Starting & Running: 0.49 N-cm (0.7 oz.-in.) max.
  • Shaft Runout: 0.08 mm (0.003 in.) T.I.R.
  • Lateral Runout: 0.13 mm (0.005 in.) T.I.R.
  • Shaft End Play: 0.30 mm (0.012 in.) T.I.R.
  • Shaft Radial Play: 0.08 mm (0.003 in.) T.I.R.
  • Backlash: 1.0 ° maximum
  • Weight: Approximately 21 gm
  • Terminals: Gold-plated solder lugs
  • Mounting: 170-200 N-cm (15-18 lb.-in.) max.

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Frequently Asked Questions

Where can I buy Bourns 3540S1201L?

You can click on the BUY or RFQ button to purchase 3540S1201L from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 3540S1201L?

You can download the 3540S1201L datasheet or visit the Bourns website for support.

Who is the manufacturer of 3540S1201L?

Bourns

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