Voltage Comparator e.g. LM393

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uceesdp

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Hi all,

I've got quick question.

A voltage comparator compares an input voltage with a ref voltage and if higher than the ref voltage, the outup will go high, right?

Can I use the same principle but instead of the the output going HIGH I would want it to go LOW. So the output should go from HIGH to LOW when the input voltage exceeds the ref voltage.

I'm using the LM393 IC

Thanks
 
Absolutely, **broken link removed** Matter of the reference being switched with the input on the inverting and non inverting inputs.

Ron
 
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