JBR-3323 7 Terminal Styles Trimming Potentiometers

The JBR-3323 Trimming Potentiometer features a multi-turn design for highly precise resistance adjustment. Built with durable cermet material, it supports single-turn or multi-turn operation depending on application needs. This model is fully sealed for industrial reliability and moisture resistance.

With 7 terminal styles available, the JBR-3323 provides flexible mounting and design integration, making it ideal for fine-tuning in precision electronic circuits and calibration tasks.

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