Found in American documentation, this switch is based on the 4093. The load will determine the supply voltage. The transistor is general purpose.
Indicated for activation by microcontrollers, this circuit was found in the Radio Electronics...
November 2016 - The new OLED modulator for displays with 2 x 16 format can be obtained from Mouser...
This interesting circuit for the RDA8851 allows you to obtain two volumes with a simple touch. The...