<Li> The JFET (junction field - effect transistor) uses a reverse biased p--n junction to separate the gate from the body . </Li> <Li> The MOSFET (metal--oxide--semiconductor field - effect transistor) utilizes an insulator (typically SiO) between the gate and the body . </Li> <Li> The MNOS Metal - Nitride - Oxide - Semiconductor transistor utilizes an nitride - oxide layer insulator between the gate and the body . </Li> <Li> The DGMOSFET (Dual-gate MOSFET), a FET with two insulated gates . </Li>

Explain different regions of v-i characteristics of fet