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3214W 0.25w 10k Ohm 4mm Precision Multiturn Trimmer Potentiometer
The 3214W trimmer potentiometer is a type of miniature variable resistor commonly used for adjustment and calibration in circuits. It typically consists of a rotatable shaft and three pins. These potentiometers have a small form factor, making them suitable for applications with limited space. They are often used for calibration and adjustment in electronic devices, such as adjusting voltage, current, or power in circuits.
| Electrical Characteristics | Nominal Resistance Range | 50Ω-2MΩ |
| Resistance Tolerance | ±10% | |
| Terminal Resistance | ≤±1% R or 3Ω | |
| Contact Resistance Variation (CRV) | ≤3%R or 3Ω | |
| Insulation Resistance | 500 Vdc. R1≥1GΩ | |
| Withstand Voltage | 101.3KPa,500 Vac； 8.5KPa,250 Vac | |
| Dielectric Strength Sea Level | 500 Vac(1 Min.) | |
| Effective Travel | 4±2 Turn | |
| Environment Characteristics | Weld Heat Resistance | 250℃ ,10 Sec. |
| Rated Power | 70℃,0.25W；125℃,0W | |
| Temperature Range | -55°C ~ + 125°C | |
| Temperature Coefficient | ±250,±100 ppm /°C | |
| Temperature Variation | ΔR≤±2%R, Δ(Uab/Uac)≤±1% | |
| Collision | 10-500Hz,0.75mm,6h ΔR≤±1%R, Δ(Uab/Uac)≤±2% | |
| Vibration | 100G, ΔR≤±1%R, Δ(Uab/Uac)≤±2% | |
| Electrical Endurance At 70°C | 1000 hours @ 70℃ Rated Power; ΔR≤±3%R | |
| Mechanical Endurance | 200 cycles,ΔR≤±3%R | |
| Physical Characteristics | Total Mechanical Travel | 5±2 Turn |
| Starting Torque | ≤25 mN.m | |
| Clutch Torque | ≤35 mN.m |
Dimensions in mm,tolerances ±0.30 mm unless otherwise specified.
Packaging Specification:1. 250 pieces/tray (7'), 2. 1000 pieces/tray (13').
The 3214W cermet trimmer potentiometer is a versatile component that finds applications across various devices and industries due to its precision, reliability, and durability. Here are some typical applications and industries where the 3214W cermet trimmer potentiometer is commonly used:
1.Calibration and Tuning:
• Test and Measurement Equipment: Used for calibrating instruments
and fine-tuning measurements.
• Oscilloscopes and Signal Generators: For precise adjustment of
signal parameters.
• Analog and Digital Meters: Ensuring accurate readouts and
measurements.
2.Consumer Electronics:
• Audio Equipment: Adjusting tone and volume controls in
high-fidelity audio systems.
• Televisions and Radios: Tuning circuits for clear signal reception.
• Gaming Consoles: Calibration of control interfaces and sensitivity
settings.
3.Industrial Control Systems:
• Automation Equipment: Fine-tuning of sensors and control loops in
industrial automation.
• Robotics: Adjusting parameters for precise movement and operation.
• Motor Controllers: Setting speed and torque parameters for electric
motors.
4.Medical Devices:
• Diagnostic Equipment: Calibration of sensors and transducers for
accurate diagnostics.
• Patient Monitoring Systems: Adjusting sensitivity and thresholds in
monitoring devices.
• Therapeutic Devices: Ensuring precise control of treatment
parameters.
5.Communications Equipment:
• Radio Frequency (RF) Devices: Tuning and matching circuits in RF
communication equipment.
• Telecommunications Infrastructure: Adjusting signal levels and
parameters in networking equipment.
6.Automotive Electronics:
• Engine Control Units (ECUs): Fine-tuning parameters for optimal
engine performance.
• Dashboard Instruments: Calibration of gauges and indicators.
• Infotainment Systems: Adjusting audio and display settings.
The 3214W cermet trimmer potentiometer's robust design with
high resistance to environmental factors makes it suitable for
applications where precision and reliability are paramount. Its use
in fine-tuning and calibration ensures that devices operate within
their optimal parameters, enhancing performance and longevity.
• 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.
