多聯(lián)旋轉(zhuǎn)式汽車功放用電位器

批發(fā)數(shù)量 ≥1000個(gè)
梯度價(jià)格 2.80

用于各類汽車功放
全密封,高性能
單聯(lián),雙聯(lián),四聯(lián),六聯(lián),帶開關(guān)和不帶開關(guān),金屬軸和塑料軸
 機(jī)械性能Mechanical specification:
總旋轉(zhuǎn)角度Total rotation angle:300°±10°
旋轉(zhuǎn)力矩Rotation torque:5~25mN.m(50~250gf.cm)
止檔強(qiáng)度Shaft stop strength:0.4N.m(4Kgf.cm)
開關(guān)動(dòng)作角度Switch working angle/stroke:≤50°
開關(guān)操作力/力矩Switch working force/torque:5~30mN.m(50~300gf.cm)
C.C.位置Click position:0/32/40detent
電氣性能Electrical specifications:
總阻值Total resistance:5KΩ~500KΩ
電阻規(guī)律Resistance taper:A、B、C
開關(guān)額定負(fù)載Switch rating:DC16V 1A
開關(guān)接觸電阻Switch contact resistance:≤50mΩ
額定功率Rated wattage:0.05W
額定電壓Rated voltage:50V AC
最高使用電壓Max operating voltage:Curve B:50V AC
                                   Other curve B:25V AC
絕緣電阻Insulation resistance:≥100MΩ at DC250V
抗電強(qiáng)度Dielectric:AC300V,1 minute
阻值偏差Resistance tolerance:±20%
轉(zhuǎn)動(dòng)噪音Rotational noise:≤47mV
殘留電阻Residual resistance:R≥250KΩ 0.1% max.of totalresistance
          250KΩ>R>10KΩ 20Ω max.
          10KΩ≥R         10Ω max.
雙聯(lián)同步誤差Tracking error:B    0~﹣20dB  ±2dB
                            A C D   0~﹣40dB  ±3dB
機(jī)械壽命Mechanical life:
旋轉(zhuǎn)壽命Rotary life: 10,000cycles