TF EIMLab17 Writeup

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The JFET (Junction Field Effect Transistor n-channel)


JFET MPF102 Pinouts.png


File:JFET MPF102 DataSheet.pdf

1.) Complete the table below for the JFET.


Parameter Value
IDSS
VGS(off)
Pmax
RG 3.3 MΩ
RD
yfs
yis
yos

2.)Construct the JFET circuit below.

TF EIM Lab17Circuit.png

3.)Plot measurements of ID -vs- VDS by varying Vdd for |VGS| = 0, 0.5, 1.0, 1.5 V. (40 pnts)

4.)PlotID -vs- VGS (30 pnts)

5.)Calculate yfs for your JFET (20 pnts)

Question

  1. Does yfs depend onID? (10 pnts)

Forest_Electronic_Instrumentation_and_Measurement