3323V 0.5w 1k 5k 10k 100k 500k ohms single turn Cermet Trimmer Potentiometer
Feature:
● 0.5W at 70℃.
● Level adjustment.
● Linear pins, terminal spacing on a 2.5 PCB.
● Multi-finger wiper for better contact resistance.
● 220° electrical travel, 250° total mechanical travel.
● Cermet resistive element, better durability and stability.
● Resistance range from 10Ω to 5MΩ,tolerance ±10%.
● Small size, high precision, adjustable precision, stable and reliable performance.
Description:
The 3323V Trimmer is a singe turn cermet trimmer potentiometer designed for precise level adjustments in electronic circuits. With a robust power rating of 0.5W at 70℃, it ensures stable performance even under challenging conditions. Its linear pins and optimized terminal spacing make it ideal for integration on 2.5 PCBs, while the multi-finger wiper mechanism enhances contact resistance for consistent performance. Offering a wide 220° electrical travel and 250° total mechanical travel, it provides ample adjustment range. Moreover, its cermet resistive element guarantees durability and stability, with a resistance range from 10Ω to 5MΩ and tolerance options of ±10% or ±20%. Despite its small size, it delivers high precision and reliability, making it widely used in circuit protection devices, industrial controllers, and various other fields.
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 per tube.
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.
