JBR-3323 7 Terminal Styles Trimming Potentiometers

jb capacitors company offers trimming potentiometers in various sizes and precision levels. For instance, the JBR-3323 trimming potentiometers feature a multi-turn design, requiring several turns of the adjustment screw to achieve the desired value. This design ensures exceptionally high accuracy. Please refer to the specifications below for more details.

Specifications

Standard Resistance Range	10Ω - 2MΩ
Resistance Tolerance	±10%; ±20% for 10Ω
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	210°
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 (whichever is larger)
Starting Torque	≤35mN∙m
Marking	Resistance tolerance (default: ±10%), resistance code, model
Standard Packaging	50pcs per tube