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Quick Detail
• Surface Mount 4 mm Square / Multiturn/Cermet / Industrial / Sealed
• Sealed to withstand board wash processing
• Pick and place centering design, with flush adjustment
• 4mm design, SMD standard trimmer footprint
• Low CRV ≤3%R or 3Ω.
Description
The 3224X SMD cermet trimmer is a compact and versatile component designed for precise resistance adjustment in surface-mount applications. Featuring a robust cermet element, this trimmer potentiometer ensures stable and consistent performance, making it suitable for a wide range of electronic devices and equipment. With its 4mm size, the 3224X is particularly well-suited for applications where space is limited, such as in modern consumer electronics, telecommunications equipment, medical devices, and industrial controls. Its SMD package allows for easy integration into PCB designs, facilitating efficient manufacturing processes.
The 3224X SMD trimmer is engineered to provide high precision in resistance adjustment, offering a nominal resistance of 10k ohms with a tolerance of 10%. It is capable of precise fine-tuning within electronic circuits to meet specific operational requirements.Rated at 0.25W power dissipation at 70°C, the 3224X SMD trimmer is suitable for moderate power applications typically encountered in electronic systems. It operates reliably across a wide temperature range from -55°C to +125°C, with a temperature coefficient of ±100 ppm/°C, ensuring stability and performance consistency in diverse environmental conditions.
In summary, the 3224X SMD cermet trimmer potentiometer combines compact size, high precision, and reliable performance, making it an essential choice for applications requiring precise resistance adjustment in space-constrained electronic devices across various industries.
Specification
| Electrical Characteristics | Nominal Resistance Range | 50Ω-2MΩ |
| 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 | 9±2 Turns | |
| Environment Characteristics | Weld Heat Resistance | 250ºC , 10 Sec. |
| Rated Power | 70ºC, 0.25W;125ºC, 0W | |
| Temperature Range | -55°C ~ + 125°C | |
| Temperature Coefficient | ±250 ppm /°C, ±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 @ 70ºC Rated Power; ΔR≤±3%R | |
| Mechanical Endurance | 200 cycles, ΔR≤±3%R | |
| Physical Characteristics | Total Mechanical Travel | 10±2 Turns |
| Starting Torque | ≤25 mN.m | |
| Clutch Torque | ≤35 mN.m |
Dimension 
Packaging
Packaging specification: 500 pieces/tray(7"), 1500 pieces/tray(13").
Applications
The 3224 SMD cermet trimmer potentiometer finds application in a variety of specific electronic devices and equipment due to its compact size, precise adjustment capabilities, and reliable performance:
• Consumer Electronics: Used in devices like smartphones, tablets, and laptops for fine-tuning audio circuits, display brightness control, and other adjustable parameters that require precise resistance adjustments.
• Telecommunications Equipment: Incorporated into modems, routers, and communication devices for signal calibration and adjustment, ensuring stable and optimal communication performance.
• Medical Devices: Found in equipment such as patient monitoring systems, diagnostic devices, and medical instruments where accurate resistance settings are crucial for reliable operation and data accuracy.
• Automotive Electronics: Utilized in electronic control units (ECUs), sensors, and dashboard controls for calibration and adjustment of voltage, current, and signal levels in vehicle electronics systems.
• Industrial Controls: Integrated into PLCs, industrial automation equipment, and measurement instruments for precise parameter adjustments, contributing to operational efficiency and accuracy in industrial settings.
The 3224 SMD cermet trimmer potentiometer's ability to provide high precision and reliable resistance adjustment makes it an essential component in diverse electronic applications where compact size, durability, and stable performance are critical requirements.
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
