3329 Series 0.5W 10k 20k 50k 100k 200k 500k 1/4˝ Round Single Turn Cermet Trimmer Potentiometer
Highlights:
● 1/4 ˝ round / single turn / cermet element / fully sealed.
● Small size, high precision, adjustable precision, reliable and stable performance.
● Seven terminal styles.
● Side and top adjustment.
● 0.5W rated power.
● Resistance range from 10Ω to 5MΩ, tolerance ±10%.
● Contact resistance variation (CRV) ≤3%R or 3Ω.
● Electrical travel 220°, total mechanical travel 250°.
● RoHS compliant version available.
Description:
The 3329 cermet trimmer is a single turn cermet resistive element trimmer passive component renowned for its precision and reliability in electronic circuits. With a 1/4˝ round single turn cermet element, fully sealed for durability, it ensures accurate resistance adjustments. Offering both side and top adjustment options, it provides flexibility in calibration. Boasting a rated power of 0.5W, it maintains stable performance even under demanding conditions. The resistance range from 10Ω to 5MΩ, with resistance tolerance options of ±10%, caters to a wide range of circuit requirements. Additionally, its seven terminal styles offer further customization. Featuring a contact resistance variation (CRV) of ≤3%R or 3Ω, it guarantees consistent electrical conductivity. With an electrical travel of 220° and a total mechanical travel of 250°, it enables precise adjustments. Furthermore, a RoHS compliant version is available, ensuring environmental compliance. In summary, the 3329 trimmer potentiometer combines small size, high precision, and reliable performance, making it an ideal choice for various electronic applications.
Specification:
| Electrical Characteristics | 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(1Min.) |
| 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:
Packaging
packaging specification: 50 pieces per tube.
Application:
The 3329 series cermet trimmer potentiometer is utilized in a variety of devices and industries where precise electrical resistance adjustment is crucial. Its applications span across:
• Consumer Electronics: Used in devices like TVs, audio equipment, and home appliances where adjustable resistance is needed for tuning and calibration.
• Telecommunications: Found in communication devices and equipment such as radios, transceivers, and antennas for tuning and signal adjustment.
• Industrial Automation: Integrated into control systems and machinery for precise resistance settings in sensors, actuators, and automation components.
• Medical Instruments: Applied in medical equipment and devices requiring accurate resistance control, such as patient monitoring systems and diagnostic tools.
• Automotive Electronics: Used in vehicle electronics for applications like dashboard controls, audio systems, and engine sensors.
• Test and Measurement Instruments: Found in instruments such as multimeters, oscilloscopes, and spectrum analyzers where calibration and fine adjustment of circuits are essential.
• Aerospace and Defense: Utilized in electronic systems and communication modules for aircraft, satellites, and defense applications where reliability and precision are critical.
The 3329 series cermet trimmer potentiometer is valued for its durability, stability, and ability to maintain precise resistance settings, making it suitable for a wide range of demanding applications across various industries.
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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3329 series 0.5W 10k 20k 50k 100k 200k 500k 1/4˝ Round single turn Cermet Trimmer Potentiometer Images
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