单圈精密电位器

品牌:vishay 型号:model 248 249 标称阻值:10（Ω） 容许偏差:10% 额定功率:1（W） *高工作电压:500（V） 阻值变化规律:直线式 材料:导电塑料 调节方式:旋转式 滑动噪声:200（V） 种类:多圈

原装 10K ELE*RICAL SPECIFICATIONS
PARAMETER MODEL 248 MODEL 249
Element T*e conductive plastic cermet
Total Resistance Range 500 Ω to 1 MΩ
Resistance Tolerance &plu*n; 20 % &plu*n; 20 % (on request &plu*n; 10 %)
Power rating 0.5 W at 70 °C 1.0 W at 70 °C
Both derated to zero at 125 °C
Temperature Coefficient of Resistance &plu*n; 1000 ppm/°C &plu*n; 100 ppm/°C
Linearity Tolerance &plu*n; 5 % Independent
Contact Resistance Variation 5 % of the Total Resistance
Insulation Resistance 1000 MΩ minimum, 500 VDC
Dielectric Strength 750 VRMS minimum 50/60 Hz
End Resistance 2 Ω maximum each end
Effective Electrical