Using a Digital Potentiometer to Optimize a Precision Single-Supply Photo Detection Circuit

Reference Design using part MCP41100 by Microchip Technology


Microchip Technology
  • Application Category
    Data Conversion
  • Product Type
    Digital Potentiometer

Associated Documents

For End Products

  • Blood Analyzer
  • CT Scanner
  • Smoke Detector


  • Precision Single Supply Photo Detection Circuit Using Digital Potentiometer. Photodiodes bridge the gap between light and electronics. Many times, precision applications (such as CT scanners, blood analyzers, smoke detectors, position sensors, IR pyrometers and chromatographs) utilize the basic trans impedance amplifier circuit that transforms light energy into a usable electrical voltage

We've updated our privacy policy. Please take a moment to review these changes. By clicking I Agree to Arrow Electronics Terms Of Use  and have read and understand the Privacy Policy and Cookie Policy.

Our website places cookies on your device to improve your experience and to improve our site. Read more about the cookies we use and how to disable them here. Cookies and tracking technologies may be used for marketing purposes.
By clicking “Accept”, you are consenting to placement of cookies on your device and to our use of tracking technologies. Click “Read More” below for more information and instructions on how to disable cookies and tracking technologies. While acceptance of cookies and tracking technologies is voluntary, disabling them may result in the website not working properly, and certain advertisements may be less relevant to you.
We respect your privacy. Read our privacy policy here