Electronic Design's Ideas for Design (IFD) articles are short and simple but they cover topics that developers can take advantage of like battery chargers. I cover the Digital and Embedded technology ...

“Build A Smart Battery Charger Using A Single-Transistor Circuit,” generated lots of traffic since it was first published in 2002 but it has a serious flaw. The main problem with the circuit is that ...

This is a simple circuit diagram of 9V battery charger circuit using SCR and LM311. This is a simple circuit diagram of 9V battery charger circuit using SCR and LM311. The principle behind the circuit ...

Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch ...

This battery charger circuit differs from the norm in a number of ways, all of which make it difficult to understand. For this reason, I do not recommend it for the beginner. Repairing /revamping a ...