Bourns 3290 Trimpot Trimming Potentiometer Unit

Feature & Principle

Sealed wirewound multiturn trimmer, stable resistance and low temperature drift, used for fine calibration of voltage and current in control boards.

Specifications

Model: 3290 Brand: Bourns Type: Wirewound multiturn trimmer Power rating: 1W Resistance range: 10Ω ~ 50kΩ Mount: Through hole / panel mount Certification: RoHS

Components & Diagnostics

Consists of resistance wire, wiper, adjustment screw and plastic housing. Common faults: open circuit from worn wiper, unstable output from loose screw.

Product Brief

3290 potentiometer, Bourns sealed multiturn trimmer spare for industrial PCB precision calibration.