Sichuan Bochen Guosheng Intelligent Technology Co., Ltd.
BOCHEN｜Manufacturer of Potentiometers and Electronic Components For 25 Years.
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Bochen Multiturn Potentiometer 3540S-1-103l Wirewound Potentiometer
The BOCHEN 3540 wirewound potentiometer is a high-precision component designed for demanding industrial and electronic applications. Featuring a robust wirewound construction, it delivers exceptional linearity and low noise performance, making it ideal for accurate voltage and signal adjustments. With a resistance range from 100 ohms to 100 kilo-ohms, the 3540 offers versatility to meet diverse application needs.
Rated for high power handling, the 3540 can dissipate several watts of power, ensuring reliable performance in moderate to high-power environments. It operates effectively across a wide temperature range of -55°C to +125°C, making it suitable for use in extreme conditions. Its low temperature coefficient of resistance (TCR) ensures stability and precision even under thermal variations.
The 3540 is built for durability, with robust materials and construction that guarantee a long operational lifespan. Customization options include shaft length, bushing mount types, and specific resistance values, allowing it to be tailored to unique requirements.
• High Torque Operation: Ensures smooth and precise adjustments.
• Customizable Options: Shaft length, mounting types, and resistance values.
• Wide Resistance Range: 100 ohms to 100 kilo-ohms.
• High Power Handling: Capable of dissipating several watts.
• Extended Temperature Range: Operates from -55°C to +125°C.
• Low TCR: Ensures stability across temperature variations.
• RoHS Compliance: Environmentally friendly versions available.
| Electrical Characteristics | Standard Resistance Range | 100Ω~100KΩ |
| Resistance Tolerance | ±5% | |
| Independent Linearity | ±0.25% | |
| Effective Electrical Travel | ≥3600°-10° | |
| Terminal Resistance | ≤0.2%R or 5Ω | |
| Noise | ≤3%R or 3Ω | |
| Insulation Resistance | R≥1GΩ | |
| Withstand Voltage | 101.3kPa 710V, 8.5kPa 470V | |
| Environment Characteristics | Rated Power | 2W@+70℃, 0W@+125℃ |
| Temperature Range | -55℃~+125℃ | |
| Temperature Coefficient | ±100ppm/℃ | |
| Temperature Variation | ΔR≤2%R, Δ(Uab/Uac)≤±1% | |
| Vibration | 390m/s2, 4000cycles, R≤±1%R | |
| Collision | 10-500Hz, 0.75mm, or 98m/s2 , 6hΔR≤土1%R.Δ(Uab/Uac)≤±2% | |
| Climate Category | ΔR≤±3%R, R1≥100MΩ | |
| Electrical Endurance At 70°C | 2W, 1000h, ΔR≤±3%R | |
| Rotational Life | 10000 cycles, ΔR≤±3%R | |
| Steady Damp Heat | ΔR≤±3%R, R1≥100MΩ | |
| Physical Characteristics | Total Mechanical Travel | 3600°±10° |
| Starting Torque | ≤36mN·m | |
| Clutch Torque | ≤300mN·m |
Packaging specification:20 pieces/box, 50 pieces/box.
The BOCHEN 3540 is widely used in industries requiring precise control and reliability, including:
• Industrial Automation: Motor speed regulation and power supply adjustments.
• Audio Systems: Volume and tone control in professional audio equipment.
• Test and Measurement: Signal modulation in precision instruments.
• Automotive Electronics: Sensor calibration and power management.
• Medical Devices: Signal control in diagnostic and monitoring equipment.
• Aerospace and Defense: Angular position sensing and control systems.
The BOCHEN 3540 combines precision, durability, and adaptability, making it a top choice for engineers and designers seeking reliable control solutions in demanding environments. Its robust construction, customizable features, and wide operating range ensure optimal performance across a variety of applications. Whether you're designing industrial control systems, medical devices, or automotive electronics, the BOCHEN 3540 delivers the precision and reliability you need to achieve exceptional results.