This circuit with current up to 100 mA according to the transformer was found in the Radio Electronics magazine of October 1991. The regulation is done directly by the zeners.
We found this circuit in a 1988 documentation, but the components used are still current. The...
This simple timer uses one of the six inverter ports on a CMOS integrated circuit. Rx and Cx...
With an output power of 1.5 W under a 12 V supply, this circuit makes use of transistors that are...