Most of the diagnostic, treatment, and life support devices used in healthcare require regular power supply in order to function properly. Accidentally turning off a medical device can have serious ...

A previous Design Idea outlined a relatively simple circuit in which a momentary pushbutton could be made to function like a latching, mechanical switch. The article generated a good deal of reader ...

Switching has almost always meant “hard" switching, which is simple but comes with all kinds of electrical and thermal stresses. Soft switching employs more sophisticated design to reduce stresses and ...