FET Equivalent Circuit Model

FET Equivalent Circuit Model: The complete FET Equivalent Circuit Model is shown in Fig. 11-5(a). It is seen that tilt source terminal is common to both input and out, so…

Continue Reading FET Equivalent Circuit Model

Biasing FET Switching Circuits

Biasing FET Switching Circuits: JFET Switching - A Biasing FET Switching Circuits is normally in an off state with zero drain current, or in an on state with a very…

Continue Reading Biasing FET Switching Circuits

MOSFET Biasing Circuits

MOSFET Biasing Circuits: DE-MOSFET Bias Circuits - DE-MOSFET bias circuits are similar to JFET bias circuits. Any of the FET bias circuits already discussed can be used to produce a…

Continue Reading MOSFET Biasing Circuits

Universal Transfer Characteristics for FET

Universal Transfer Characteristics for FET: A Universal Transfer Characteristics for FET is simply a transfer characteristic plotted with IDSS = 1 and VP = 1. Then, instead of the scales being calibrated in…

Continue Reading Universal Transfer Characteristics for FET

JFET Biasing Circuits

JFET Biasing Circuits: Use of Plus/Minus Supplies - When plus/minus supply voltages are to be used with a JFET Biasing Circuits, the gate terminal is usually grounded via RG, as…

Continue Reading JFET Biasing Circuits

JFET Bias Circuit Design

JFET Bias Circuit Design: Design Approach - Design of JFET Bias Circuit Design is just as simple as design of BJT bias circuits. One major difference is that FET circuit…

Continue Reading JFET Bias Circuit Design

JFET Bias Circuit Troubleshooting

JFET Bias Circuit Troubleshooting: Voltage Measurement - JFET Bias Circuit Troubleshooting are similar to those for BJT bias circuits. The major difference is that there is only one junction in…

Continue Reading JFET Bias Circuit Troubleshooting

Basic JFET Biasing Circuits Comparison

Basic JFET Biasing Circuits Comparison: The Basic JFET Biasing Circuits Comparison (gate bias, self-bias, and voltage divider bias) are similar in performance to the three basic BLIP bias circuits, (base…

Continue Reading Basic JFET Biasing Circuits Comparison