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Diffstat (limited to 'Electronic_Devices_and_Circuits/Chapter10.ipynb')
| -rwxr-xr-x | Electronic_Devices_and_Circuits/Chapter10.ipynb | 587 |
1 files changed, 0 insertions, 587 deletions
diff --git a/Electronic_Devices_and_Circuits/Chapter10.ipynb b/Electronic_Devices_and_Circuits/Chapter10.ipynb deleted file mode 100755 index b92c4b1d..00000000 --- a/Electronic_Devices_and_Circuits/Chapter10.ipynb +++ /dev/null @@ -1,587 +0,0 @@ -{
- "metadata": {
- "name": ""
- },
- "nbformat": 3,
- "nbformat_minor": 0,
- "worksheets": [
- {
- "cells": [
- {
- "cell_type": "heading",
- "level": 1,
- "metadata": {},
- "source": [
- "Chapter 10 : FET biasing"
- ]
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.1, Page No 381"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#initialisation of variables\n",
- "\n",
- "Vdd=22.0\n",
- "Rd=2.0*10**3\n",
- "\n",
- "#Calculations\n",
- "print(\"when Id=0\")\n",
- "Id=0\n",
- "Vds=Vdd-Id*Rd\n",
- "print('at point A Vds = %.2f V' %Vds)\n",
- "Vds=0\n",
- "Id=Vdd/Rd\n",
- "\n",
- "#Results\n",
- "print(\"when Vds=0\")\n",
- "print('at point A Id = %.2f mA' %(Id*10**3))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "when Id=0\n",
- "at point A Vds = 22.00 V\n",
- "when Vds=0\n",
- "at point A Id = 11.00 mA\n"
- ]
- }
- ],
- "prompt_number": 1
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.4, Page No 387"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "\n",
- "#initialisation of variables\n",
- "\n",
- "Idss=8.0*10**-3\n",
- "Vpmax=6.0\n",
- "Vgs=2.3\n",
- "Vgsmax=6\n",
- "\n",
- "#Calculations\n",
- "Id=Idss*(1-(Vgs/Vgsmax))**2\n",
- "Idss=4*10**-3\n",
- "Vp=3\n",
- "Idmin=Idss*(1-(Vgs/Vp))**2\n",
- "\n",
- "#Results\n",
- "print('at point A Idmin = %.2f mA' %(Idmin*10**3))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "at point A Idmin = 0.22 mA\n"
- ]
- }
- ],
- "prompt_number": 2
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.6 Page No 393"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "\n",
- "#initialisation of variables\n",
- "Vdd=25.0\n",
- "R2=1.0*10**6\n",
- "R1=3.8*10**6\n",
- "Rs=2.5*10**3\n",
- "Rd=2.5*10**3\n",
- "\n",
- "#Calculations\n",
- "Vg=(Vdd*R2)/(R1+R2)\n",
- "print(\"when Id=0\")\n",
- "Id=0\n",
- "Vgs=Vg-Id*Rs\n",
- "print(\" plot point A at Id=0\")\n",
- "print('at point A Vds = %.2f A/s' %Vds)\n",
- "Vgs=0\n",
- "Id=Vg/Rs\n",
- "print(\" plot point B Vgs=0\")\n",
- "print('at point A Id = %.2f A/s' %Id)\n",
- "Idmax=3*10**-3\n",
- "Idmin=2.3*10**-3\n",
- "Vdsmin=Vdd-Idmax*(Rd+Rs)\n",
- "Vdsmax=Vdd-Idmin*(Rd+Rs)\n",
- "\n",
- "#Results\n",
- "print('The value of Vdsmax = %.2f V' %(Vdsmax))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "when Id=0\n",
- " plot point A at Id=0\n",
- "at point A Vds = 0.00 A/s\n",
- " plot point B Vgs=0\n",
- "at point A Id = 0.00 A/s\n",
- "The value of Vdsmax = 13.50 V\n"
- ]
- }
- ],
- "prompt_number": 3
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.7, Page No 401"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#initialisation of variables\n",
- "\n",
- "Id=3.0*10**-3\n",
- "Vgs=-2.3\n",
- "Vdsmin=10.0\n",
- "Vdd=25.0\n",
- "Vgsoff=-6\n",
- "Idss=8.0*10**-3\n",
- "\n",
- "#Calculations\n",
- "Vgs=Vgsoff*(1-math.sqrt(Id/Idss))\n",
- "Rd=(Vdd-Vdsmin)/Id\n",
- "\n",
- "#Results\n",
- "print('The value of Td = %.2f kohm' %(Rd/1000))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The value of Td = 5.00 kohm\n"
- ]
- }
- ],
- "prompt_number": 4
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.8 Page No 403"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#initialisation of variables\n",
- "Id=3.0*10**-3\n",
- "Vds=10.0\n",
- "Vdd=25.0\n",
- "Vgs=2.3\n",
- "\n",
- "#Calculations\n",
- "Rs=Vgs/Id\n",
- "Rd=((Vdd-Vds)/Id)-Rs\n",
- "\n",
- "#Results\n",
- "print('The value of Rd = %.2f ohm' %(Rd/1000))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The value of Rd = 4.23 ohm\n"
- ]
- }
- ],
- "prompt_number": 5
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.9 Page No 405"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "\n",
- "#initialisation of variables\n",
- "Id=3.0*10**-3\n",
- "Vds=10.0\n",
- "Vdd=25.0\n",
- "Vg=5.2\n",
- "Vgsoff=-6\n",
- "Idss=8.0*10**-3\n",
- "R2=1.0*10**6\n",
- "\n",
- "#Calculations\n",
- "R=(Vdd-Vds)/Id#R=(Rs+Rd)/2\n",
- "Rd=R/2\n",
- "Rs=Rd\n",
- "Vgs=Id*Rs\n",
- "Vgs=Vgsoff*(1-math.sqrt(Id/Idss))\n",
- "Vs=Id*Rs\n",
- "Vg=Vs-(-Vgs)\n",
- "R1=((Vdd-Vg)*R2)/Vg\n",
- "\n",
- "#Results\n",
- "print('The value of R = %.2f Mohm' %(R1/10**6))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The value of R = 3.83 Mohm\n"
- ]
- }
- ],
- "prompt_number": 6
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.11, Page No 412"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#initialisation of variables\n",
- "\n",
- "Vee=20.0\n",
- "Id=3.0*10**-3\n",
- "Vds=9.0\n",
- "Vbe=.7\n",
- "Vb=0\n",
- "Ve=Vee-Vbe\n",
- "\n",
- "#Calculations\n",
- "Re=Ve/Id\n",
- "Re=6.8*10**3#satnadard value\n",
- "Id=Ve/Re\n",
- "Idss=16*10**-3\n",
- "Vgsoff=-8\n",
- "Vgs=Vgsoff*(1-math.sqrt(Id/Idss))\n",
- "Vs=Vb-Vgs\n",
- "Vrd=Vee-Vds-Vs\n",
- "Rd=Vrd/Id\n",
- "\n",
- "#Results\n",
- "print('The value of Rd = %.2f V' %(Rd/1000))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The value of Rd = 2.24 V\n"
- ]
- }
- ],
- "prompt_number": 7
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.12 Page No 415"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math \n",
- "\n",
- "#initialisation of variables\n",
- "Idss=5.0*10**-3\n",
- "Vgsoff=6.0\n",
- "Rs=3.3*10**3\n",
- "Vdd=20.0\n",
- "Rd=Rs\n",
- "\n",
- "#Calculations\n",
- "print(\"when Id=0 % Vgs=Vs=0\")\n",
- "Id=0\n",
- "Vgs=0\n",
- "Vs=0\n",
- "print(\" at point A universal transfer characteristic Id/Idss and Vgs/Vgsoff=0\")\n",
- "Id=1.5*10**-3\n",
- "Vgs=Id*Rs\n",
- "y=Id/Idss\n",
- "x=Vgs/Vgsoff\n",
- "print(\" point B the universal transfer charecteristic x=.825 and y=.3\")\n",
- "Id=.2*Idss\n",
- "Vds=Vdd-Id*(Rd+Rs)\n",
- "\n",
- "#Results\n",
- "print('The value of Vds = %.2f V' %(Vds))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "when Id=0 % Vgs=Vs=0\n",
- " at point A universal transfer characteristic Id/Idss and Vgs/Vgsoff=0\n",
- " point B the universal transfer charecteristic x=.825 and y=.3\n",
- "The value of Vds = 13.40 V\n"
- ]
- }
- ],
- "prompt_number": 8
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.13 Page No 416"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#initialisation of variables\n",
- "\n",
- "Idss=9.0*10**-3\n",
- "Vgsoff=7.0\n",
- "Vdd=22.0\n",
- "R1=4.7*10**6\n",
- "R2=1.0*10**6\n",
- "Rs=2.7*10**3\n",
- "Rd=Rs\n",
- "\n",
- "#Calculations\n",
- "Vg=(Vdd*R2)/(R1+R2)\n",
- "print(\"when Vgs=0 % Vgs/Vgsoff=0\")\n",
- "Id=Vg/Rs\n",
- "print(\"when Vgs/Vgsoff=.5\")\n",
- "Vgs=.5*(-Vgsoff)\n",
- "Id=(Vg-Vgs)/Rs\n",
- "x=Id/Idss\n",
- "print(\" point Y on universal characteristic x=.3 and Vgs/Vgsoff=.5\")\n",
- "print(\"draw voltage divider bias line through X nad Y where bisa line intersect transfer curve\")\n",
- "Id=.29*Idss\n",
- "Vds=Vdd-Id*(Rd+Rs)\n",
- "\n",
- "#Results\n",
- "print('The value of Vds= %.2f V' %(Vds))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "when Vgs=0 % Vgs/Vgsoff=0\n",
- "when Vgs/Vgsoff=.5\n",
- " point Y on universal characteristic x=.3 and Vgs/Vgsoff=.5\n",
- "draw voltage divider bias line through X nad Y where bisa line intersect transfer curve\n",
- "The value of Vds= 7.91 V\n"
- ]
- }
- ],
- "prompt_number": 9
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.14 Page No 419"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "\n",
- "#initialisation of variables\n",
- "\n",
- "Vdd=40.0\n",
- "R2=1.0*10**6\n",
- "R1=5.6*10**6\n",
- "Rd=4.7\n",
- "\n",
- "#Calculations\n",
- "Vg=(Vdd*R2)/(R1+R2)\n",
- "print(\"from the point where the bias line intersect the transfer curve\")\n",
- "Id=6.2\n",
- "Vds=Vdd-Id*Rd\n",
- "\n",
- "#Results\n",
- "print('The value of Vds= %.2f V' %(Vds))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "from the point where the bias line intersect the transfer curve\n",
- "The value of Vds= 10.86 V\n"
- ]
- }
- ],
- "prompt_number": 10
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.16, Page No 422"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "\n",
- "#initialisation of variables\n",
- "rDS=25.0\n",
- "Vgsoff=10.0\n",
- "Vds=200.0*10**-3\n",
- "Vdd=12.0\n",
- "\n",
- "#Calculations\n",
- "Id=Vds/rDS\n",
- "Rd=Vdd/Id\n",
- "Vi=-(Vgsoff+1)\n",
- "\n",
- "#Results\n",
- "print('The value of Vi= %.2f V' %(Vi))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The value of Vi= -11.00 V\n"
- ]
- }
- ],
- "prompt_number": 11
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 10.17, Page No 424"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#initialisation of variables\n",
- "\n",
- "Vdd=50.0\n",
- "Rd=10.0\n",
- "R2=1.0*10**6\n",
- "rDS=0.25\n",
- "\n",
- "#Calculations\n",
- "Id=Vdd/Rd\n",
- "print(\" from transfer curve at Id=5 and Vgs=5.7\")\n",
- "Vgs=5.7\n",
- "R1=((Vdd-Vgs)*R2)/Vgs#use 6.8Mohm to make Vgs>5.7V to ensure that the FET is biased on\n",
- "Vds=Id*rDS\n",
- "\n",
- "#Results\n",
- "print('The value of Vds= %.2f V' %(Vds))"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- " from transfer curve at Id=5 and Vgs=5.7\n",
- "The value of Vds= 1.25 V\n"
- ]
- }
- ],
- "prompt_number": 12
- }
- ],
- "metadata": {}
- }
- ]
-}
\ No newline at end of file |