The transistors in this circuit are 2N2222 and general-purpose diodes 1N4148. The circuit is from National Semiconductor's Linear Applications handbook published in 1994. The transformer must be designed according to the desired voltage.
The transistors in this circuit are 2N2222 and general-purpose diodes 1N4148. The circuit is from National Semiconductor's Linear Applications handbook published in 1994. The transformer must be designed according to the desired voltage.