Topic

latching circuit

2 videos. Ranked by independent recommendations, not by views.

1. 

   1 EEVblog #262 - World's Simplest Soft Latching Power Switch Circuit

   EEVblog 31 people · 23 months · since Apr 2012

   Dave Jones presents a low part count soft latching power switch built around a P-channel MOSFET and push button; hobbyists use it as a starting point for one-button power control.

2. 

   2 Soft touch power switch (Push on Hold off)

   Michael Ruppe 4 people · 4 months · since Apr 2018

   Explains a push-on, hold-off soft power switch built from transistors with a readable schematic; recommended for battery projects that want one button for power and input.