加工定制:是 | 品牌:KHD | 型号:148 |
种类:单圈 | 材料:碳膜 | 性能:小型 |
用途:普通 | 阻值调节方式:旋转式 | 阻值变化方式:X式(直线式) |
标称阻值:100-1M | 额定功率:0.25W | 阻值允许偏差:±20% |
滑动噪声:--V | 分辨率:-% | 零位电阻:-Ω |
接触电阻:-Ω | 绝缘电阻:-MΩ | 符合度:\’ |
一、旋轉式電位器系列技術規格書 | ||
Rotary Series Potentiometers Technic Specifications | ||
1.電氣性能 (Electrical Characteristic) | ||
序号 | 项目 | 特性 |
1.1 | 全阻抗值 (Total Resistance) | 500Ω~2MΩ |
1.2 | 全阻抗值允许偏差(Total Resistance Tolerance) | ±10%, ±20% |
1.3 | 電阻隨溫度變化特性 (Resistance of temperature change character) | 20℃-75℃:△R/R≤±5%, -25℃-20℃:△R/R≤±4.5% |
1.4 | 阻值變化特性(Resistance Taper) | A, B, C |
1.5 | 零位阻值(Residual Resistance) | R≥250KΩ 0.1%max.of total resistance 250KΩ>R>10KΩ 20Ω 10KΩ≥R 10Ω max. |
1.6 | 額定功率(Rated Power) | B taper 0.05W, Other taper 0.025W |
1.7 | 使用電壓(Max.Operating Voltage) | B taper 50V AC, Other taper 25V AC |
1.8 | 動雜音(Rotational Noise) | Less Than 100mV |
1.9 | 絕缘阻抗(Insulation Resistance) | 100MΩ Min.at 250V DC |
1.10 | 耐電壓(WithStand Voltage) | For 1 minute at:AC250V |
1.11 | 同步誤差(Gang Error) | -40dB~0dB≤±3dB |
2.機械性能(Mechanical Characteristics) | ||
2.1 | 全回轉角度(Rotation Angle) | 300°±10° |
2.2 | 旋轉力矩(Rotation Torque) | 10~200gf.cm |
2.3 | 軸的拉、押強度(Pull-Push Strength) | 5Kgf |
2.4 | 轉動止檔強度(Rotational Stop-End Torque) | 4kgf.cm |
2.5 | 焊錫耐熱性(Resistance To Soldering Heat) | 260±5℃and less than 3 seconds |
3.耐久性能 (Durabillity) | ||
3.1 | 回轉壽命(Rotation Life) | 10,000 Cycles min. |