Sichuan Bochen Guosheng Intelligent Technology Co., Ltd.
BOCHEN｜Manufacturer of Potentiometers and Electronic Components For 25 Years.
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3387P 0.5w Top Adjustment Single Turn Cermet Trimmer Potentiometer With Extended Square Shaft
• Small size, fully sealed.
• Cermet resistive element.
• Extended square adjustment shaft.
• Through hole mounting.
• Power rating 0.5W at 70℃.
• Resistance range 10Ω to 5MΩ, resistance tolerance 10%.
• Electrical travel 220°, total mechanical travel 250°.
The 3387P cermet trimmer is a compact, fully sealed component designed for precise resistance adjustment in a variety of electronic applications. This trimmer features a cermet resistive element, ensuring durability and stability under various environmental conditions. An extended square adjustment shaft allows for easy and accurate tuning, even in tight spaces. It is designed for through-hole mounting, making it compatible with a wide range of circuit boards.
With a power rating of 0.5W at 70℃, the 3387P is capable of handling moderate power levels while maintaining performance integrity. Its resistance range spans from 10Ω to 5MΩ, with a resistance tolerance of 10%, offering flexibility for different circuit requirements. The trimmer also boasts an electrical travel of 220° and a total mechanical travel of 250°, providing a broad adjustment range for fine-tuning applications. Overall, the 3387P-1 cermet trimmer is a reliable choice for achieving precise resistance control in compact electronic designs.
| 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(1min.) | |
| Effective Travel | 220° | |
| Environment Characteristics | Weld Heat Resistance | 250℃, 10 Sec. |
| Rated Power | 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 | |
| Mechanical Endurance | 200 cycles, ΔR≤±3%R | |
| Physical Characteristics | Total Mechanical Travel | 250° |
| Starting Torque | ≤25 mN.m | |
| Clutch Torque | ≤35 mN.m |
Packaging specification: 50 pieces per tube.
• Calibration of Electronic Devices
• Industrial Control
• Medical Devices
• Communication Equipment
• Consumer Electronics
• Aerospace
• Automotive Electronics
• 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.