NPN transistor, what is NPN transistor, NPN transistor symbol, NPN transistor circuit, NPN transistor pinout, NPN transistor working, NPN transistor diagram, NPN transistor characteristics Departments:Electrical EngineeringElectronics EngineeringMechatronics EngineeringSoftwares:Proteus Hello Friends! I hope you are well. Today, I am going to give you a detailed Introduction to NPN transistor. In this tutorial, we'll look at the NPN transistor, how it works, circuit diagram, output c ...