In the figure we have an interesting protection bridge against power polarity inversion of a circuit using power MOSFETs. MOSFETs must have currents according to the protected load.
Found in an Electronic Design from the 90's, this circuit uses common components. The circuit is...
When the sensor receives light, the relay closes its contacts and remains so even after the light...
This circuit produces pulses of 90 V at intervals that can reach 5 minutes. The circuit is from a...