R120GS双联电位器精密塑胶套开关电位器

使用溫度範圍

operating temperature

-10 ℃ ~ +70 ℃

手工焊接

manual soldering

300 ℃ max 3sec

electrical characteristics 電氣特性

總阻值(r)

total resistance

1kΩ ～ 500kΩ

總阻值容許誤差

resistance tolerance

±20% (more than 1mΩ ± 30%)

阻值線性

resistance taper

a b c w

摺動雜音

sliding noise

less than 68 mv

殘留阻值

residual resistance

≦20 Ω

絕緣阻抗

insulation resistance

more than 100mΩ at dc 250v

定格電力

rated power(w)

0.05w

最高使用電壓

max. operating voltage

50v ac

耐電壓

withstand voltage

1 minute at ac 300 v

相互偏差

gang error

linear (b) taper : 0 ~ -20db ≦ 2db

a/c other tapers : 0 ~ -40db ≦ 2db

mechanical characteristics 機械特性

全回轉角度

total rotational angle

300° ± 5°

全回轉扭力

rotational torque

20 ~ 250 gf.cm

全回轉止強度

rotational stopper strength

4kgf.cm min

軸推拉強度

shaft push-pull strength

8kgf. max

迴轉壽命

rotational life

10,000 cycles.