Current Sense Switch Using Shunt Resistor & OP-Amp 1 to 3Amps Adjust

Current_Sense_Switch_IMG_4786-e1460369295778

Current Sensing Switch is designed to operate a Relay Contact when there is a DC current through the sense resistor exceeds the set point, Set point adjustable from 1A to 3Amp using on board potentiometer.  This circuit can offer over current protection to your project.

DOC

Specifications

 

  •     Input: 12 VDC
  •      Range: 1 to 3 A selectable with onboard preset
  •      Output: SPDT Relay (Normally Open & Normally Closed)
  •      Power Battery Terminal (PBT) and Terminal Pins for easy connection
  •      Four mounting holes of 3.2 mm each
  •      PCB dimensions 52 mm x 47 mm

Current_Sense_Switch_SCH-e1460369343333 Current_Sense_Switch_PCB_TOP Current_Sense_Switch_PCB_BOTTOM Current_Sense_Switch_BOM-e1460369379477

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