3299X 0.5W 102 103 203 502 Variable Resistor Cermet Trimmer Trimming Potentiometer
Quick Detail:
● 0.5W at 70℃.
● Side adjustment shaft.
● Linear arrangement of pins.
● Wide resistance range 10Ω-5MΩ.
● Through-hole installation method.
● RoHS compliant version available.
● Multiturn cermet trimmer potentiometer.
● Contact resistance variation ≤3%R or 3Ω.
● 3/8″ Square / Multiturn / Cermet / Industrial / Sealed.
Description:
The 3299X Trimmer Potentiometer is a multi-turn preset cermet trimmer potentiometer designed for precise electronic adjustments. Featuring a linear arrangement of three pins, it offers a wide resistance range from 10Ω to 5MΩ, catering to diverse circuit needs. Rated for a power dissipation of 0.5W at 70℃, it ensures reliable performance under varying conditions. With an effective electrical travel of 25±2 turns, it enables accurate adjustments with ease. Compact in size yet high in accuracy, it boasts a sealed structure for enhanced durability and stability, making it an ideal choice for demanding 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.) | |
| Electrical travel | 25±2Turns | |
| Environment Characteristics | Weld Heat Resistance | Temp: 260℃±5℃, T: 3±1 Secs. |
| Rated Power(300 volts max.) | 70℃, 0.5W；125℃, 0W | |
| Temperature Range | -55°C ~ + 125°C | |
| Temperature Coefficient | ±250ppm /°C, ±100ppm /°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 Durability | 200 Cycles, ΔR≤±3%R | |
| Physical Characteristics | Total Mechanical Travel | 30±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 per tube.
Application:
The 3299 cermet trimmer potentiometer is a reliable and precise component used in various devices due to its stability and durability. Here are some key application areas and devices in which the 3299 cermet trimmer potentiometer is commonly utilized:
Consumer Electronics:
High-End Audio Equipment: Used for fine-tuning audio settings in amplifiers, receivers, and equalizers to achieve optimal sound quality.
Televisions and Monitors: Adjusting brightness, contrast, and color settings for precise display calibration.
Industrial Equipment:
Control Systems: Fine-tuning control loops and sensor calibrations in programmable logic controllers (PLCs) and automation systems.
Instrumentation: Adjusting parameters in measurement instruments such as oscilloscopes, multimeters, and analytical equipment.
Medical Devices:
Diagnostic Equipment: Calibration of medical imaging devices, including MRI and CT scanners, to ensure accurate diagnostics.
Therapeutic Devices: Adjusting control settings in devices such as infusion pumps, dialysis machines, and ventilators for precise operation.
Automotive Systems:
Engine Control Units (ECUs): Fine-tuning sensor inputs and control algorithms for enhanced engine performance and fuel efficiency.
Dashboard Instruments: Calibration of gauges and displays to provide accurate information to the driver.
Communication Devices:
RF and Microwave Equipment: Adjusting frequency, gain, and other parameters in radio transceivers, signal processors, and communication modules.
Networking Hardware: Calibration of routers, modems, and other networking devices to ensure stable and reliable performance.
Aerospace and Defense:
Avionics Systems: Fine-tuning control parameters in flight instruments, navigation systems, and communication equipment for precise operation.
Military Electronics: Calibration of sensors and controls in various defense-related electronic systems.
Renewable Energy Systems:
Solar Inverters: Adjusting voltage and current settings for optimal energy conversion and efficiency in solar power systems.
Wind Turbine Controllers: Fine-tuning control parameters to maximize energy output and system stability.
Smart Home Devices:
HVAC Systems: Calibration of temperature and humidity sensors for efficient climate control.
Smart Lighting: Adjusting brightness and color balance settings in smart lighting systems for optimal ambiance.
The 3299 cermet trimmer potentiometer is essential in many advanced electronic systems, providing high precision and reliable performance across a wide range of applications. Its versatility and durability make it an ideal choice for devices requiring exact adjustments and stable operation.
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.
