Features
- Multiturn/ Cermet / Industrial/ Sealed
- 5 Terminal Styles
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JBR-3266 5 Terminal Styles Trimming Potentiometers
jb capacitors company offers trimming potentiometers in various sizes and precision levels. For example, the JBR-3266 trimming potentiometers feature a multi-turn design, requiring several turns of the adjustment screw to achieve the desired value. This design allows for extremely high accuracy. Please refer to the specifications below for more details.
Description
Specifications
Specifications
| Standard Resistance Range | 10Ω - 5MΩ |
|---|---|
| Resistance Tolerance | ±10%; ±20% for 10Ω, 20Ω, and 2MΩ |
| Absolute Minimum Resistance | ≤10Ω (100Ω ≤ R ≤ 1KΩ); ≤1%R (R > 1KΩ) |
| Contact Resistance Variation | CRV ≤ 3% or 5Ω (whichever is larger) |
| Insulation Resistance | R1 ≥ 1GΩ (500Vdc) |
| Withstand Voltage | 500VAC |
| Effective Travel | 10 ± 2 turns nominal |
| Power Rating | 0.25W @ 70℃, 0W @ 125℃ (300V max) |
| Operating Temperature Range | -55℃ ~ +125℃ |
| Temperature Coefficient | ±250×10⁻⁶/℃ (±100ppm/℃ on request) |
| Temperature Variation | ΔR ≤ ±2%R, Δ(Uab/Uac) ≤ ±2%R (-55℃, 30min; +125℃, 30min, 5 cycles) |
| Vibration | 10 – 500Hz, 0.75mm, 6h; ΔR ≤ ±1%R, Δ(Uab/Uac) ≤ ±2%R |
| Collision | 390m/s², 4000 cycles; ΔR ≤ ±1%R |
| Electrical Endurance | 0.25W @ 70℃, 1000h; ΔR ≤ ±(5%R + 0.1Ω), CRV ≤ ±3%R or 5Ω (whichever is larger) |
| Rotational Life | 200 cycles; ΔR ≤ ±(10%R + 0.5Ω), CRV ≤ ±3%R or 5Ω |
| Starting Torque | ≤35mN∙m |
| Marking | Resistance tolerance (default: ±10%), resistance code, model |
| Standard Packaging | 50pcs per tube |
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