Hello everyone! I'm making a 3D printer module for a CNC Mill and I'm using Arduino to control the heating of the nozzle. It's my first project so not much experience here. So, since I have to control a 12V 40W heater, I'm trying to use a MOSFET (IRLZ44 DATASHEET ) to do that. This is the circuit I…

Help with MOSFET

6v6gt May 3, 2018, 3:00pm 10

Not really!

Use your original diagram. Short out SW2. Add a switch between D10 and R3.