The good transistors "," For the creation of the astable vibrator, use two of the same type of transistors of the types you find below:"," "," SS9013 ...

this is the first task for electric engineer first thing i have done here is connected the arduino to the board i used the (5v) pin to connect the (+) to supplay the power secend i uconnected the (GND ...

The principal function of the circuit is to switch off the transistor if the voltage on the collector is higher than a predetermined value. Under normal switching conditions, transistor Q 1 should ...

In Figure 1, the 5V linear regulator (U1) delivers as much as 150mA of load current when operating by itself. Operating with the external pass transistor shown (Q1), the circuit maintains 5V ...