3269 Series 0.25w 10k 20k 50k Ohms Trimpot Cermet Trimmer Potentiometer
Quick Detail:
■ 0.25W at 70℃.
■ 1/4 ˝ Square SMD Trimming Potentiometer.
■ Stable, infinite resolution cermet element.
■ 10Ω-5MΩ Range Of Nominal Resistance.
■ Side and top adjustment, P, W, X three models.
■ Made of cermet material to improve durability and stability.
Description:
The 3269 series SMD trimming potentiometer is a precision variable resistor utilized for adjusting resistance in electronic circuits. It incorporates cermet material, known for its stability and reliability, ensuring precise and consistent performance. Typically employed in applications requiring accurate resistance adjustments, this potentiometer offers reliability and durability in various electronic devices and systems. Its compact design and precise tuning capabilities make it a popular choice among engineers and electronics enthusiasts.
Specification:
| Electrical Characteristics | Range Of Nominal Resistance | 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 3269 series 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 3269 series 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 UL, RoHS, SGS, etc and best quality assurance.
• Sufficient production capacity , short delivery time.
• Professional after-sales service team.
• OEM & ODM available.
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3269 Series 0.25w 10k 20k 50k Ohms trimpot cermet Trimmer Potentiometer Images
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