Brief LM393 open collector comparator non inverting circuit

Table of Contents

LM393s do not output a high signal thanks to having an open collector output. They can only connect to the negative supply/ground, or disconnect their output completely (like an off switch).

Diagram

Simple LM393 open collector output comparator non inverting circuit schematic diagram by electronzap electronzapdotcom
Simple LM393 open collector output comparator non inverting circuit schematic diagram by electronzap electronzapdotcom

A pull up resistor is commonly used to being able to provide some power for a high output.

Affiliate link ad. Kit I bought and use often these days for common integrated circuits.

Open collector output discharge terminal illustrated diagram by electronzap electronzapdotcom
Open collector output discharge terminal illustrated diagram by electronzap electronzapdotcom



Screwdriver set that I use in my videos.

Video

Quick LM393 open collector output comparator non inverting circuit by electronzap

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  • Information on this site is not guaranteed to be accurate. Always consult the manufacturer info/datasheet of parts you use. Research the proper safety precautions for everything you do.