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Bourns 3540S1203L Precision Wirewound Potentiometer
The Bourns 3540S-1-203L is a precision wirewound potentiometer designed for applications demanding high accuracy and reliability. It boasts a robust construction, high torque capabilities, and gangable features for versatile integration. The potentiometer is RoHS compliant and offers excellent linearity, making it suitable for industrial automation, instrumentation, and other demanding environments where precise control is critical. Its robust design ensures long-term performance and reliability.
Bourns 3540S1203L 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.
- Pilot Diameter Runout: 0.08 mm (0.003 in.) T.I.R.
- Backlash: 1.0 ° maximum
- Weight: Approximately 21 gm
- Terminals: Gold-plated solder lugs
- 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 3540S1203L?
You can click on the BUY or RFQ button to purchase 3540S1203L from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 3540S1203L?
You can download the 3540S1203L datasheet or visit the Bourns website for support.
Who is the manufacturer of 3540S1203L?
Bourns