3361 Series 10k Ohm 0.25W 1/4″ Single Turn Square SMD Trimmer Trimming Potentiometer
Quick Detail:
• Single-Turn / Cermet / Industrial / Sealed.
• Rotor designed for automatic machine adjust interface.
• Withstands harsh environments and immersion cleaning processes.
• Compatible with surface mount manufacturing processes.
Description:
The 3361 SMD cermet trimmer potentiometer is a versatile and compact component designed for precise resistance adjustment in surface-mount applications. This trimmer potentiometer, part of the SMD trimmer series, is known for its reliability, accuracy, and ease of integration into electronic circuits. Featuring a 1/4″ square form factor, the 3361 SMD cermet trimmer is suitable for applications where space-saving is essential. It is designed to be compatible with SMD manufacturing processes, allowing for efficient assembly onto PCBs.
Key features of the 3361 SMD cermet trimmer include a durable cermet element that ensures stable performance over time, even in harsh environmental conditions. It offers a precise resistance adjustment capability, typically with a nominal resistance range from 10Ω to 5MΩ and a tolerance of 10%. This allows for accurate tuning of voltage dividers, feedback circuits, and other applications requiring precise resistance values. The trimmer potentiometer also provides reliable power handling, typically rated at 0.25W at 70°C, making it suitable for moderate power applications in various electronic devices. Its temperature coefficient, usually around ±100 ppm/°C, ensures minimal resistance variations with temperature changes, maintaining stability in diverse operating environments.
The 3361 SMD cermet trimmer potentiometer combines compact size, high reliability, and precise adjustment capabilities, making it an ideal choice for telecommunications equipment, industrial controls, consumer electronics, and other applications where accurate resistance tuning is crucial.
Specification:
| Electrical Characteristics | Nominal 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 Sea Level | 500 Vac(1 min) | |
| Effective Travel | 220° | |
| Environment Characteristics | Weld Heat Resistance | 250℃ , 10S |
| Rated Power | 70℃, 0.25W；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 | |
| Mechanical Endurance | 200 cycles, ΔR≤±3%R | |
| Physical Characteristics | Total Mechanical Travel | 250° |
| Starting Torque | ≤25 mN.m | |
| Clutch Torque | ≤35 mN.m |
Dimension:
Dimensions in mm, tolerances ±0.30 mm unless otherwise specified.
Packaging:
3361P: 750 pieces per tray.
3361S: 500 pieces per tray.
Application:
• Audio equipment.
• Consumer electronics.
• Industrial controls.
• Robotics and automation.
• Power supplies.
• Measurement and testing instruments.
• Automotive electronics.
• Telecommunications.
In these industries, the 3361 SMD cermet trimmer potentiometer is used for precise resistance control and adjustment in electronic circuits. It provides flexibility and accuracy in controlling voltage, current, and signal strength, making it a versatile component for a wide range of applications.
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.
