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Last Updated on: Thursday, October 30, 2014 09:22 AM

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More  Light Detectors or Optical Sensors  Micropower Circuits
Opto Isolators    Position Sensors

 

OPTICAL INTERRUPTER DRAWS MICROAMPS


This circuit is great for battery-powered systems that use slotted type optical interrupters. It draws only 10uA from a 3v battery that should allow up to 5 years of operation from a lithium battery.

Click on Drawing Below to view PDF version of Schematic

Circuit Battery Power Optical Interpreter designed by Dave Johnson, P.E. (June 4, 2000)

More    Light Detectors or Optical Sensors 
Micropower Circuits
Opto Isolators    Position Sensors

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