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 ...

This automatic NiCd charger for 9V NiCd batteries is using 555 timer properties and is very easy to build. Why is an automatic 9 volts NiCd battery charger? Because you can leave the battery for ...