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Posts Tagged ‘debouncing’

Power toggle switch with an indicator LED

Thursday, February 7th, 2013

Meet Powah, a little power on/off toggle with an indicator LED. It uses a pair of Schmitt triggered inverters to debounce the button,  and a P-channel MOSFET to switch the power on and off. The board is designed to be plugged into a breadboard. It is designed to mount on...

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Posted in project logs | 9 Comments »

Recent Comments

  • Johnny: +1
  • Derek: Is the Sunday one no longer a thing?
  • MG: Hi Ian, that's great news!!! I had a lot of misunderstandings with the factory that made me PCBs. I guess that despite keeping the "dirty"...
  • Doub: Just add sleeving and black variants of these 5557 and you'll take the enthusiast/gamer PC market by storm.
  • Jonathan Eisch: This is great! Coax with RF and lemo-00 connectors would make a huge difference to physicists everywhere. SHV (high voltage) is probably too much to...