Tag: 2N3906
![Simple two-transistor circuit lights LEDs Simple two-transistor circuit lights LEDs](https://www.electronics-lab.com/wp-content/uploads/2016/07/led-drive-circuit.png)
Led
Simple two-transistor circuit lights LEDs
Barry Tigner @ edn.com has a design idea on how to power a LED from a 1.5V battery using two easily available transistors. A previous Design Idea describes a circuit that uses an astable multivibrator to drive an LED (Reference 1). The circuit in Figure 1 uses a simpler alternative...
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