[Mark Rehorst] tells us about a tragic incident involving an untimely demise of $200 worth of motor driving hardware, and shares a simple circuit so that we can prevent such tragedies in the future.

This article is part of the Ideas for Design Series: Vol. 3, No. 8. This circuit builds on a previous idea in which the addition of an optocoupler to a microcontroller output converted a “dumb” ...

Puzzled by choosing circuit protection devices? Follow these guidelines and your electrical system will fall into place. Is it sufficient to select protective devices based entirely on their ability ...

Understanding the advantages, limitations, and use cases of each technology helps engineers create reliable consumer products.

In Part 1, we looked at how to size a branch circuit and walked through a simple example. So if you’re sizing a feeder, why don’t you do it the same way? Except in cases where a feeder is also ...

Overvoltage protection of AC power lines is a common practice, which encompasses a variety of protection circuit solutions. Most designs are cost-driven and tend to use only the bare minimum of ...

Circuit protection has become a crucial design consideration to protect sensitive applications against overcurrent conditions. In most applications, overcurrent and overtemperature conditions are an ...

Find a downloadable version of this story in pdf format at the end of the story. Although features and functionality attract the most attention for new electronic products, whether consumer, ...