This circuit was found in a 90s Motorola documentation. The circuit uses two SCRs that must be chosen according to the controlled load. The time depends on CE.
This conventional power supply circuit with the LM317 was found in a 1987 publication and its...
July 2017 - The new TLP240 and TLP241A optical couplers with MOSFET output, manufactured by...
This is the receiver for the previous circuit found in the November 1991 Radio Electronics...