Difference between revisions of "Lab 17 RS"
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| − | 1. | + | =1). Complete the table below for the JFET.= |
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| − | 2.) Construct the JFET circuit below. | + | =2.) Construct the JFET circuit below.= |
[[File:TF_EIM_Lab17Circuit.png| 300 px]] | [[File:TF_EIM_Lab17Circuit.png| 300 px]] | ||
| − | 3.) Plot measurements of <math>I_D</math> -vs- <math>V_{DS}</math> by varying <math>V_{dd}</math> for <math>\left | V_{GS}\right |</math> = 0, 0.5, 1.0, 1.5 V. (40 pnts) | + | =3.) Plot measurements of <math>I_D</math> -vs- <math>V_{DS}</math> by varying <math>V_{dd}</math> for <math>\left | V_{GS}\right |</math> = 0, 0.5, 1.0, 1.5 V. (40 pnts)= |
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<math>R_D = (0.968 \pm 0.002)\ k\Omega</math> | <math>R_D = (0.968 \pm 0.002)\ k\Omega</math> | ||
| − | Below is the table with my measurements of voltages <math>V_{DS}</math> and <math>V_{R_D}</math> and calculation of the current <math>I_D</math>. Here I have used the meter to measure directly the voltage drop between the drain and source <math>V_{DS}</math> and to measure the voltage drop on resistor <math>R_D</math>. And my current <math>I_D = | + | Below is the table with my measurements of voltages <math>V_{DS}</math> and <math>V_{R_D}</math> and calculation of the current <math>I_D</math>. Here I have used the meter to measure directly the voltage drop between the drain and source <math>V_{DS}</math> and to measure the voltage drop on resistor <math>R_D</math>. And my current <math>I_D = \frac{V_{R_D}}{R_D}</math> |
| − | 4.) Plot <math> I_D</math> -vs- <math>V_{GS}</math> (30 pnts) | + | =4.) Plot <math> I_D</math> -vs- <math>V_{GS}</math> (30 pnts)= |
| − | 5.) Calculate <math>y_{fs}</math> for your JFET (20 pnts) | + | =5.) Calculate <math>y_{fs}</math> for your JFET (20 pnts)= |
=Question= | =Question= | ||
Revision as of 04:47, 10 April 2011
The JFET (Junction Field Effect Transistor n-channel)
File:JFET MPF102 DataSheet.pdf
1). Complete the table below for the JFET.
| Characteristic | Symbol | Min | Max | Unit |
| Zero-Gate-Voltage Drain Current | 2.0 | 20 | mAdc | |
| Gate-Source Cutoff Voltage | - | -8.0 | Vdc | |
| 3.3 M | ||||
| 1.0 M | ||||
2.) Construct the JFET circuit below.
3.) Plot measurements of -vs- by varying for = 0, 0.5, 1.0, 1.5 V. (40 pnts)
I have used the following resistors:
Below is the table with my measurements of voltages and and calculation of the current . Here I have used the meter to measure directly the voltage drop between the drain and source and to measure the voltage drop on resistor . And my current
4.) Plot -vs- (30 pnts)
5.) Calculate for your JFET (20 pnts)
Question
- Does depend on? (10 pnts)
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