3266 BOCHEN dimmer switch potentiometer 1/4W b203 20k potentiometer

Electrical Characteristics

Range of nominal resistance

5Ω~5MΩ

Resistance tolerance

±10%    ±5% (customization) 

Terminal resistance

≤±1%R or 2Ω

Contact resistance variation (CRV)

≤±1%R or 3Ω

Insulation resistance

≥ 1GΩ (100V AC)

Withstand voltage

101.3 Kpa 600V   8.5kPa 250V

Effective electrical travel

12±2 cycles

 

Environment Characteristics

Rated power

0.25W ( 300V max)

Temperature range

 
-55°C~+125°C

Temperature  Coefficient

±250, ±100ppm/°C

Collision (390m/S2, 4000 times)

ΔR≤±1%R

Vibration (10-500HZ, 0.75mm, 6h) 

ΔR≤±1%R, ΔUab/Uac≤±2%R, Electrical break≤100μS

Temperature variation (-55°C/30min,
 +125°C/30min, 5 cycles)

ΔR≤±2%R,
 ΔUab/Uac≤±2%R

Climate category (IEC68-2-2)

ΔR≤± (5%R+0.1Ω),Insulation Resistance≥100MΩ

Electrical endurance (0.5W, 1000h)

ΔR≤± (5%R+0.1Ω),CRV≤±3%R or 5Ω

Mechanical endurance (200 cycles)

ΔR≤± (10%R+0.5Ω), CRV≤±3%R or 5Ω

Steady damp heat (IEC68-2-3, Ca, 96h)

ΔR≤± (5%R+0.1Ω), Insulation Resistance≥100MΩ

Physical Characteristics

Total mechanical travel

14±2 cycles

Starting torque

 
≤25mN.m