BJT (Bipolar Junction Transistor) and Mosfet (Metal oxide semiconductor field effect transistor) are both commonly used for amplification and switching applications. But they still have some significantly different propertites.
|Type||PNP or NPN||N-type or P-Type|
|Device||Current Controlled Device||Voltage Controlled Device|
|Output controlled||By controlling base current||By controlling gate voltage|
|Temperature coefficient||Negative temperature coefficient||Positive temperature coefficient|
|Preferred||Low Current Application||Hight Power Application|