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OEM 3266W-A 0.25w 10k 20k 50k Ohms Multiturn Cermet Trimmer Potentiometer With 5mm Knurled Metal Shaft
Quick Detail
■ Multiturn / Cermet / Industrial / Sealed.
■ 0.25W Rated Power.
■ 5mm Knurled Metal Shaft.
■ Effective travel 10±2 turns.
■ High precision, precision adjustable.
■ Nominal Resistance Range 10Ω-5MΩ, tolerance 10%
Description
- The 3266W-A cermet trimmer potentiometer is a versatile component designed to meet the demanding requirements of industrial applications. This multiturn trimmer features a robust cermet element and is sealed to ensure reliability in harsh environments. It offers three terminal styles, providing flexibility for various circuit configurations.The adjustment shaft of the 3266W-A is 5mm Knurled Metal Shaft. With a rated power of 0.25W, it effectively handles moderate power levels. The trimmer provides an effective travel of 10±2 turns, allowing precise adjustments in electronic circuits.
- Operating across a wide temperature range from -55°C to +125°C, the 3266W maintains stability with a temperature coefficient of ±100 ppm/°C, minimizing resistance variations due to temperature changes. It covers a nominal resistance range from 10Ω to 5MΩ with a tolerance of 10%, ensuring accurate and reliable performance.The 3266W cermet trimmer potentiometer is renowned for its high precision and adjustable nature, making it suitable for applications where precise resistance control is critical. Whether used in industrial control systems, telecommunications equipment, or automotive electronics, the 3266W excels in delivering consistent and dependable performance under challenging conditions.
Specifications
|
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 | |
| Mechanical Endurance | 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.
Applications
The 3266W cermet trimmer potentiometer is specifically used in various electronic devices and equipment due to its precision and reliability:
• Industrial Control Systems: It is employed for fine-tuning parameters in PLCs (Programmable Logic Controllers), industrial automation equipment, and instrumentation.
• Telecommunications Equipment: Used for precise calibration and adjustment of signals in modems, routers, and communication devices.
• Medical Devices: Found in equipment such as patient monitoring systems and diagnostic devices where accurate resistance adjustments are crucial for reliable operation.
• Audio Equipment: Utilized in audio amplifiers, equalizers, and other audio processing devices to achieve optimal sound quality through precise resistance settings.
• Automotive Electronics: Incorporated into electronic control units (ECUs), sensors, and automotive instrumentation for calibration and adjustment of voltage and current levels.
These applications benefit from the 3266W's ability to provide stable and accurate resistance adjustments over a wide range of environmental conditions, making it a versatile choice for diverse electronic systems and devices.
Advantages
• 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.