3269X 0.25w 5k 10k Ohms Multiturn 1/4" SMD Cermet Trimmer Trimming Potentiometer
Quick Detail
■ 0.25w Rate Power.
■ Small size and high precision.
■ 10±2 Turns Effective Travel.
■ 200 Cycles Rotational Life.
■ Horizontal adjustment style.
■ Wide ohmic range 10Ω-5MΩ, tolerance 10%.
■ Stable, infinite resolution cermet element.
■ Precision adjustable, reliable performance.
■ Compatible with surface mount manufacturing processes.
Description
The 3269X SMD cermet trimmer is a versatile 1/4˝ square potentiometer designed for precise adjustments in electronic circuits. This trimmer features a stable cermet element offering infinite resolution, ensuring consistent performance over time. Its compact size and high precision make it ideal for applications where space is limited and accuracy is crucial. The horizontal adjustment style facilitates easy integration into circuit boards during manufacturing processes. With a power rating of 0.25W, it provides reliable operation within a wide ohmic range from 10Ω to 5MΩ, with a tolerance of 10%. The trimmer offers effective travel of 10±2 turns and boasts a rotational life of 200 cycles, ensuring durability and longevity in various electronic applications.
Specification
| 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. R1≥1GΩ |
| Withstand Voltage | 101.3KPa,500 Vac；8.5KPa,250 Vac |
| Dielectric Strength Sea Level | 500 Vac(1 Min.) |
| Effective Travel | 10(±2)Turns |
| Environment Characteristics | Weld Heat Resistance | Wave soldering:
Temp: 260℃±5℃, T: 3±1 Secs.
Soldering iron welding:
Temp: 320℃±5℃, T: ≤2 Secs. |
| Rated Power(300 volts max.) | 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 |
| Rotational Life | 200 Cycles,ΔR≤±3%R |
| Physical Characteristics | Total Mechanical Travel | 12±2 Turns |
| 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
The 3269X SMD Trimming Potentiometer is a compact and precise component widely used in various specific devices due to its reliability and small footprint.
Consumer Electronics:
Portable Audio Players: Used for fine-tuning audio settings to achieve the desired sound quality.
Smartphones and Tablets: Calibration of touch screen sensitivity and other sensor adjustments.
Industrial Equipment:
Programmable Logic Controllers (PLCs): Adjusting control loop parameters for optimal performance in automated systems.
Industrial Sensors: Calibration of various types of sensors, including temperature, pressure, and flow sensors.
Medical Devices:
Portable Diagnostic Tools: Ensuring accurate readings in handheld devices such as blood glucose meters and portable ECG monitors.
Wearable Health Monitors: Adjusting sensitivity and calibration settings in devices like fitness trackers and smartwatches.
Automotive Systems:
Engine Control Modules (ECMs): Fine-tuning sensor inputs and control settings for enhanced engine control and diagnostics.
Infotainment Systems: Calibration of audio and display settings for optimal user experience.
Communication Devices:
Two-Way Radios: Adjusting frequency and signal strength settings for clear communication.
Modems and Routers: Calibration of networking parameters to ensure stable and reliable internet connectivity.
Aerospace and Defense:
Unmanned Aerial Vehicles (UAVs): Adjusting navigation and flight control systems for precise operation.
Military Communication Equipment: Calibration of radio transceivers and signal processing units for reliable communication in the field.
Renewable Energy Systems:
Portable Solar Chargers: Fine-tuning voltage and current settings for efficient energy conversion and storage.
Micro Wind Turbines: Adjusting control parameters to optimize energy output in small-scale wind energy systems.
Test and Measurement Equipment:
Digital Multimeters: Calibration of measurement settings to ensure accurate readings.
Portable Oscilloscopes: Adjusting signal parameters for precise waveform analysis.
The 3269X SMD Trimming Potentiometer is an essential component in many advanced electronic devices, offering precise adjustment and reliable performance. Its compact size and surface-mount design make it ideal for space-constrained applications, ensuring consistent operation across a wide range of specialized equipment.
Advantage
• 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.
Product Catalog
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3269X 0.25w 5k 10k Ohms Multiturn 1/4" SMD Cermet Trimmer Trimming Potentiometer Images
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