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Bourns 3549S1AA201A 10-Turn Precision Potentiometer
The Bourns 3549S-1AA-201A is a precision 10-turn potentiometer designed for demanding applications requiring high accuracy and reliability. It utilizes wirewound and Hybritron elements to achieve exceptional performance characteristics, including high rotational life and low noise. This potentiometer is suitable for Human-Machine Interface (HMI) and Machine-Machine Interface (MMI) systems, offering options for enhanced linearity, A/R lugs, and dual ball bearings to meet specific application needs. Its robust construction and environmental resistance make it ideal for use in a wide range of industrial and commercial environments.
Bourns 3549S1AA201A 10-Turn Precision Potentiometer Specifications:
- Wirewound Element: Standard Resistance Range: 100 to 100K ohms
- Hybrtiron Element: Standard Resistance Range: 1K to 100K ohms
- Total Resistance Tolerance: ±3 %
- Independent Linearity: ±0.2 %
- Independent Linearity (Maximum Practical): ±0.1 %
- Effective Electrical Angle: 3600 ° +10 °, -0 °
- Absolute Minimum Resistance/End Voltage: 1 ohm or 0.1 % maximum
- Noise/Output Smoothness: 100 ohms maximum
- Max. Wiper Current @ 5K ohms: 20 mA
- Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level: 1,000 VAC minimum
- Insulation Resistance (500 VDC): 1,000 megohms minimum
- Resolution: See How to Order chart
- Power Rating (+70 °C): 2 watts
- Power Rating (+125 °C): 0 watt
- Operating Temperature Range Dynamic: -40 °C to +125 °C
- Operating Temperature Range Static: -55 °C to +125 °C
- Temperature Coefficient: ±50 ppm/°C
- Temperature Cycling: ±2 % TR shift max.
- Vibration (15 Gs, 10 Hz to 2 kHz) Wiper Bounce: 0.1 ms max.
- Shock (100 Gs, 6 ms sawtooth) Wiper Bounce: 0.1 ms max.
- Load Life (1,000 hours @ 70 °C): ±2 % TR shift
- Rotational Life No Load or Powered: 2,000,000 shaft revolutions
- Rotational Life (Dual Ball Bearing): 10,000,000 shaft revolutions
- Moisture Resistance: ±2 % TR shift max.
- IP Rating: IP 50
- Mechanical Angle: 3600 ° +10 °, -0 °
- Backlash: 1.0 ° max.
- Stop Strength: 53 N-cm (75 oz-in.) min.
- Torque Starting: 0.5 N-cm (0.7 oz.-in.) max.
- Torque Running: 0.5 N-cm (0.7 oz.-in.) max.
- Clutch: 1.0 to 4.2 N-cm (1.5 to 6.0 oz.-in.)
- Mounting: 170-200 N-cm (15-18 in.-lb.) max.
- Shaft Runout T.I.R.: 0.08 mm (0.003 in.)
- Lateral Runout T.I.R.: 0.13 mm (0.005 in.)
- Shaft End Play T.I.R.: 0.15 mm (0.006 in.)
- Shaft Radial Play T.I.R.: 0.08 mm (0.003 in.)
- Pilot Diameter Runout T.I.R.: 0.08 mm (0.003 in.)
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Frequently Asked Questions
Where can I buy Bourns 3549S1AA201A?
You can click on the BUY or RFQ button to purchase 3549S1AA201A from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 3549S1AA201A?
You can download the 3549S1AA201A datasheet or visit the Bourns website for support.
Who is the manufacturer of 3549S1AA201A?
Bourns