More about 555 (52)

1-07-2012 | In many circuits we need to generate an internal adjustable voltage. This circuit shows how it is possible to use a trusty old NE555 timer I...

12-06-2012 |  Behind every great circuit there's a great PCBV1.4 is coming soonThis updated version adds:

1-01-2011 | The chip with three fives in its type code sure is among the biggest selling ICs of all times, but from today’s perspective, the internal bl...

1-07-2007 | This switch-mode power supply is built around a 555 timer IC. It provides a maximum output voltage of 40 V with a 12-V input voltage. The vo...

1-07-2005 | Anyone who has designed circuits using the 555 timer chip will, at some time have wished that it could be programmed for longer timing perio...

1-07-2004 | You may not realise this, but the 555 timer IC has been in existence for over 30 years. The chip was originally manufactured by Signetics. I...

1-12-2003 | It is all too often necessary to augment the power supply of an existing electronic circuit because exactly the voltage that you need is mis...

1-12-2002 | The 555 timer chip is older than many Elektor readers and has been used in numerous configurations. The suggestion presented here has not be...

1-12-2000 | The 555 is a timer IC that has so many applications that it is not possible to name all of them. Here, a 555 forms the heart of a simple sig...

1-12-1999 | This article is of interest only to readers whose bicycle lights are powered by a dynamo. The laws on bicycle lights in the United Kingdom...