Institute Newton C. Braga

Circuit Bench

Battery Voltage Regulator (CB12315E)
We can assemble this circuit from a 1988 publication using more modern transistors. Thus, for Q1...
Thermostat Without Relay (CB18013E)
The sensor of this circuit is a common silicon diode and it directly drives a small cooler with a...
Dimmer Up to 800 W (CB17518E)
This is a conventional triac dimmer configuration found in a 1986 documentation. The triac used is a...