The machine uses a ‘grbl’ controller, which has an Arduino-based circuit that ... To use it for any 5V, 12V or 24V PWM signal that can provide at least 16mA, connect between the appropriate input and ...

AP7380 is a 1.8µA (3µAmax) quiescent current low-dropout (500mV at 50mA, 1.5Vmax at 150mA) regulator with 3.5-24V input voltage range. Output voltage is fixed, with a choice of 3.0, 3.3, 4.15, 4.4 and ...