01
Available with a shaft for Finger Adjust 3386P-3 Bochen RoHS Potentiometer
Quick Detail
• 3/8˝ square / single turn / cermet element / fully sealed.
• Available with a shaft for finger adjust.
• side adjustment,
• Support panel mounting.
• Wide ohms range from 10Ω to 5MΩ, tolerance 10%.
• Electrical travel 220°, total mechanical travel 250°.
Description
- 3386P-3 Cermet Trimming Potentiometer is a 3/8˝ square, single-turn trimpot designed with a cermet resistive element and a fully sealed construction, ensuring long-term reliability and protection against dust and moisture. It is available with an optional shaft for finger adjustment and features side adjustment for convenient access in compact PCB layouts.
- Supporting panel mounting, this trimpot provides a wide resistance range from 10Ω to 5MΩ with ±10% tolerance, making it suitable for versatile electronic applications. The electrical travel is 220°, while the total mechanical travel reaches 250°, offering smooth and accurate tuning.
- With its robust design and flexible adjustment options, the 3386P-3 is ideal for calibration, voltage division, and fine adjustment in industrial equipment, communication devices, and instrumentation.
Specifications
|
Electrical Characteristics |
Nominal Resistance Range | 10Ω~5MΩ |
| Resistance Tolerance | ±10% | |
| Terminal Resistance | ≤±1% R or 3Ω | |
| Contact Resistance Variation (CRV) | ≤3%R or 3Ω | |
| Insulation Resistance | 500 Vdc. 100 megohms min. | |
| Withstand Voltage | 101.3KPa, 500 Vac; 8.5KPa, 250 Vac | |
| Dielectric Strength Sea Level | 500 Vac(1min.) | |
| Effective Travel | 220° | |
|
Environment Characteristics |
Weld Heat Resistance | 250ºC, 10 Sec. |
| Rated Power | 70ºC, 0.5W; 125ºC, 0W | |
| Temperature Range | -55°C ~ + 125°C | |
| Temperature Coefficient | ±250, ±100 ppm /°C | |
| Temperature Variation | ΔR≤±3%R, Δ(Uab/Uac)≤±1% | |
| Collision | 20G, ΔR≤±1%R, Δ(Uab/Uac)≤±1% | |
| Vibration | 100G, ΔR≤±1%R, Δ(Uab/Uac)≤±2% | |
| Electrical Endurance At 70°C | 1000 hours @ 70ºC Rated Power; ΔR≤±3%R | |
| Mechanical Endurance | 200 cycles, ΔR≤±3%R | |
|
Physical Characteristics |
Total Mechanical Travel | 250° |
| Starting Torque | ≤25 mN.m | |
| Clutch Torque | ≤35 mN.m |
Dimension
Dimensions in mm, tolerances ±0.30 mm unless otherwise specified.
Packaging
Packaging specification: 50 pieces per tube.
Applications
• Industrial Control Systems – for calibration, tuning, and precision adjustment.
• Telecommunication Equipment – signal adjustment and circuit balancing.
• Medical Devices – ensuring accuracy in diagnostic and monitoring instruments.
• Power Supplies & Converters – voltage regulation and fine tuning.
• Test & Measurement Instruments – calibration and signal conditioning.
• Consumer Electronics – used in audio equipment and home appliances for stable control.
Advantages
• Factory direct supply, no middlemen.
• Completed certificates such as RoHS, Reach, etc and best quality assurance.
• Sufficient production capacity, short delivery time.
• Professional after-sales service team.
• OEM&ODM available.