WXD3540 Precision Wirewound Potentiometer is a product of Sharma Potentiometers brand. It features a standard resistance range of 100 to 100K ohms, resistance tolerance of ±5% std. and absolute minimum resistance of 0.2% or 2 ohms max.
The WXD3540 is a multiturn, wirewound potentiometer with a metal shaft and bushings, available with a 6 mm diameter shaft. It provides a standard resistance range of 100 Ω to 100 kΩ, 5 % tolerance, and 0.25 % independent linearity.
Key specifications include a 3600°‑10° minimum effective electrical angle, 2 W power rating at 70 °C, operation from –55 °C to +125 °C, and a rotational life of 1 000 000 shaft revolutions. Ordering options are 10 or 25 pieces per box.
| Standard Resistance Range | 100 to 100K ohms |
|---|---|
| Resistance Tolerance | 5% std. |
| Independent Linearity | 0.25% |
| Effective Electrical Angle | 3600°‑10° min. |
| Noise | 100 ohms ENR max. |
| Dielectric Withstanding Voltage | 101.3 kPa 900 vac |
| Power Rating (500 V max.) | 2 W (70 °C), 0 W (125 °C) |
| Temperature Range | -55 °C to +125 °C |
| Temperature Coefficient | +100 ppm/°C |
| Vibration | 98 m/s² |
| Shock | 490 m/s² |
| Load Life | 1,000 h @ 2 W, 70 °C |
| Standard Packaging | 10 or 25 pcs per box |
The resistance tolerance is 5 % standard.
It operates from –55 °C to +125 °C.
The maximum power rating is 2 W at 70 °C (0 W at 125 °C).