Institute Newton C. Braga

Circuit Bench

Simple Power Supplies (CB20187E)
In the figure below we have the main configurations of power supplies with the most used...
5 V Crowbar (CB13919E)
This circuit triggers by burning an input fuse when the monitored voltage exceeds 5 V. The SCR...
Touch switch 4013 (CB15776E)
With a touch of the sensor, the output of the 4013 changes state from high to low or vice versa. In...