Bosin electronics is a manufacturer specializing in rotary encoders, potentiometers and switches. Our company passed ISO9001, ISO14001, ISO/TS16949.
The type potentiometer with cooper shaft, mainly used on audio equipment, interphone and radio
Following please check the specification.
| 1.Mechanical characteristics for 8mm rotary potentiometer |
| 1.1 Total Rotational Angle: |
300°±10° |
| 1.2 Rotational Torque: |
20~100 gf.cm |
| 1.3 Stopper Strength: |
3.0Kgf.cm Min |
| 1.4 Push-Pull Strength: |
Pull: 8Kgf Max; Push: 6Kgf Max |
| 1.5 Shaft wobble: |
0.5 mm Max |
| 1.6 Detent: |
1(Center) detent, 11 detents |
| 2.Electrical characteristics |
| 2.1 Total Resistance: |
1KΩ~1MΩ |
| 2.2 Resistance Tolerance: |
±20% |
| 2.3 Resistance Taper: |
A,B,C |
| 2.4 Max. operating Voltage: |
AC 50V, DC 10V |
| 2.5 Rated Power: |
0.05W |
| 2.6 Sliding Noise: |
100 MV Max |
| 2.7 Insulation Resistance: |
Less Than 100MΩ at DC 250V |
| 2.8 Withstand Voltage: |
1 minute at AC 300V |
| 2.9 Residual Resistance: |
50Ω Max |
| 3.0 Gang error: |
40db~0db±3db |
| 3.Durability |
| 3.1 Rotational Life: |
30,000 Cycles Min. |
| 3.2 Cold Test: |
-20±2°C for 96 hours |
| 3.3 Dry Heat: |
70±2°C for 96 hours |
| 3.4 Temperature Cycle: |
-20~+70°C, 5 cycles |
| 3.5 Soldering Condition: |
Wave Soldering: 260°C±5°C,5 Sec. Max |
| |
Manual Soldering: 350°C±10°C 3 Sec Max. |
| 4. Switch Characteristics |
| 4.1 Rated Power: |
3.0 A at DC 16V |
| 4.2 Contact Resistance: |
Less than 50mΩ |
| 4.3 Switch Angle: |
30°±10° |
| 4.4 Switch Torque: |
150~450gf.cm |
| 4.5 Switch Life: |
25,000 cycles without load |
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