Extending Woodward's original "Flip ON Flop OFF" for AC voltages, switching power ON and OFF using a pushbutton or a ...

When the momentary push-button (PB) switch is closed, 12V from C3 is applied at A, causing T2 to turn on. This state grounds the Reset bus, turns on PFET T4 by putting V gs(on) on its gate through the ...

Inside a metal project box — grounded, of course — an ATtiny85 is connected to a button, an opto-isolated TRIAC AC power switch, ... 41 thoughts on “ Push Big Red Button, Receive Power. ” ...

“The switches benefit from a low profile height of 4.3mm, a sharp tactile feel, low contact resistance, as well as only a small bounce noise.” By ‘thin’ the company means that the 6.5 x 6mm switch ...