3323U 0.5W 1K 5K 10K 100K 500K Ohms Variable Resistor Singleturn Cermet Trimmer Potentiometer
Quick Detail:
• Adopt top adjustment method.
• Precision adjustable, single turn adjustment.
• Rated Power(300 volts max.) 0.5W at 70℃.
• Contact Resistance Variation (CRV) ≤3%R or 3Ω.
• Small size, high precision, stable and reliable performance.
• Wide resistance range 10Ω-5MΩ, resistance tolerance ±10% or ±20%.
Description:
The 3323U Trimmer Potentiometer, a cermet trimmer potentiometer passive component designed for precision adjustment in various electronic applications. Featuring a top adjustment method, users can easily fine-tune settings with accuracy and ease. Its single turn adjustment capability ensures precise calibration, ideal for applications requiring meticulous control.
With a rated power of 0.5W at 70℃ and a maximum voltage of 300 volts, the 3323U trimmer potentiometer delivers reliable performance even in demanding conditions.Maintaining stable performance, it boasts a Contact Resistance Variation (CRV) of ≤3%R or 3Ω, ensuring consistent operation over time.Despite its small size, this potentiometer offers high precision and stability, meeting the requirements of diverse electronic systems.
With a wide resistance range spanning from 10Ω to 5MΩ, and resistance tolerance options of ±10% or ±20%, the 3323U trimmer potentiometer accommodates various design specifications, making it a versatile choice for electronic projects.
Specification:
| Electrical Characteristics | Nominal Resistance Range | 10Ω~5MΩ |
| Resistance Tolerance | ±10% ; ±20% | |
| 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 | 500 Vac(1 Min.) | |
| Electrical Travel | 220° | |
| Environment Characteristics | Weld Heat Resistance | 250℃, 10 Secs. |
| Rated Power(300 volts max.) | 70℃, 0.5W；125℃, 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 @ 70℃ Rated Power; ΔR≤±3%R | |
| Rotational Life | 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/tube, 5000 pieces/carton.
Application:
• Precision Instrumentation:
Calibration Devices: Fine-tuning measurement instruments for accurate readings.
Laboratory Equipment: Adjusting parameters in analytical devices for precise results.
• Consumer Electronics:
Audio Systems: Adjusting volume and tone controls for high-fidelity sound.
Home Entertainment: Calibration of display and sound settings in TVs and home theaters.
• Medical Equipment:
Portable Monitors: Fine-tuning sensors in portable patient monitoring devices.
Diagnostic Tools: Ensuring accurate calibration in devices like ECG and blood pressure monitors.
• Automotive Systems:
Engine Management: Adjusting sensor inputs for optimal engine performance.
Dashboard Electronics: Calibrating gauges and displays for accurate information.
• Telecommunication Devices:
Signal Processing: Tuning RF circuits for clear communication signals.
Network Hardware: Adjusting performance settings in routers and modems.
• Industrial Controls:
Automation Systems: Fine-tuning control parameters in automated machinery.
Sensor Calibration: Ensuring accurate readings in various industrial sensors.
• Aerospace Technology:
Navigation Systems: Adjusting parameters for precise navigation and control.
Communication Equipment: Ensuring reliable operation of communication systems.
Advantage:
• Factory direct supply, no middlemen.
• Completed certificates such as UL, RoHS, SGS, etc and best quality assurance.
• Sufficient production capacity , short delivery time.
• Professional after-sales service team.
• OEM & ODM available.
