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| author | hardythe1 | 2015-06-03 15:27:17 +0530 |
|---|---|---|
| committer | hardythe1 | 2015-06-03 15:27:17 +0530 |
| commit | 47d7279a724246ef7aa0f5359cf417992ed04449 (patch) | |
| tree | c613e5e4813d846d24d67f46507a6a69d1a42d87 /sample_notebooks/srinivasparupalli/CHAPTER_3.ipynb | |
| parent | 435840cef00c596d9e608f9eb2d96f522ea8505a (diff) | |
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diff --git a/sample_notebooks/srinivasparupalli/CHAPTER_3.ipynb b/sample_notebooks/srinivasparupalli/CHAPTER_3.ipynb new file mode 100755 index 00000000..b5416e8b --- /dev/null +++ b/sample_notebooks/srinivasparupalli/CHAPTER_3.ipynb @@ -0,0 +1,310 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:f24ed387c9c220910a22c3b53359904a6b96b4e1c0307b247f6eff7ab0a91f27"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "CHAPTER 3 - Semiconductor devices switching mode operation"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE 3.3 -PG NO.88"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#page no.88\n",
+ "#example 3.3#\n",
+ "#clears the screen#\n",
+ "#clears already existing varibales#\n",
+ "a=10.#\n",
+ "#input voltage (in volts)#\n",
+ "b=.7#\n",
+ "#transistor voltage(saturation voltage)#\n",
+ "c=5.#\n",
+ "#resistor b/w input voltage and the transistor#\n",
+ "d=10.#\n",
+ "#input voltage from collector side#\n",
+ "e=0.1#\n",
+ "#transistor voltage(saturation voltage from collector side)#\n",
+ "f=2.#\n",
+ "#resistor in kilo-ohm#\n",
+ "g=30.#\n",
+ "h=-10.#\n",
+ "#input voltage from emitter side#\n",
+ "I=(a-b)/c#\n",
+ "#base current of transistor from given figure#\n",
+ "print('the base current of given circuit is (in mA):')\n",
+ "print(I)\n",
+ "#base current is in mA#\n",
+ "K=(d-e)/f\n",
+ "#collector current of transistor from given figure#\n",
+ "print('the collector current of given circuit is (in mA):')\n",
+ "print(round(K))\n",
+ "#collector current in mA(saturation current)#\n",
+ "L=K/g\n",
+ "print('base current required for the transistor to be in saturation is (in mA):')\n",
+ "print(L)\n",
+ "#current in mA#\n",
+ "M=(h-b)/c\n",
+ "print('the base current is (in mA):')\n",
+ "print(M)\n",
+ "#base current in mA#"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "the base current of given circuit is (in mA):\n",
+ "1.86\n",
+ "the collector current of given circuit is (in mA):\n",
+ "5.0\n",
+ "base current required for the transistor to be in saturation is (in mA):\n",
+ "0.165\n",
+ "the base current is (in mA):\n",
+ "-2.14\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE 3.4.a- PG NO.95"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#page no. 95\n",
+ "#example 3.4(a)#\n",
+ "#clears the screen#\n",
+ "#clears already existing variables#\n",
+ "print('when the input voltage V(i)= -5V, the JFET is opening at point A, where I(D)=0 and V(0)=V(DD)=20V')\n",
+ "print('this corresponds to the switch in OFF state')"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "when the input voltage V(i)= -5V, the JFET is opening at point A, where I(D)=0 and V(0)=V(DD)=20V\n",
+ "this corresponds to the switch in OFF state\n"
+ ]
+ }
+ ],
+ "prompt_number": 2
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE 3.4.b- PG NO. 95"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#page no. 95\n",
+ "#example 3.4(b)#\n",
+ "#clears the screen#\n",
+ "#clears the command window#\n",
+ "print('when V(i)=0V, the JFET is operating at point B, where I(D)=3.8mA and V(0)=1V')\n",
+ "print('this corresponds to the switch in ON state')\n",
+ "#the answers have been taken directly from the figure#"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "when V(i)=0V, the JFET is operating at point B, where I(D)=3.8mA and V(0)=1V\n",
+ "this corresponds to the switch in ON state\n"
+ ]
+ }
+ ],
+ "prompt_number": 3
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE 3.5.a - PG NO.96"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#page no. 96\n",
+ "#example 3.5(a)#\n",
+ "#clears the window#\n",
+ "#clears already existing variables#\n",
+ "print('when V(i)=0, the transistor is cutoff because the voltage between the gate and the source is below the threshold voltage. Correspondingly the output voltage V(0)=5V(point (N) as in figure)')\n",
+ "#answer according to the cuts of load line#"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "when V(i)=0, the transistor is cutoff because the voltage between the gate and the source is below the threshold voltage. Correspondingly the output voltage V(0)=5V(point (N) as in figure)\n"
+ ]
+ }
+ ],
+ "prompt_number": 4
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE 3.5.b -PG NO.96"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#page 96\n",
+ "#example 3.5(b)#\n",
+ "#clears the window#\n",
+ "#clears already existing variables#\n",
+ "print('when V(i)=5V, the transistor is operating at point M and V(0)=0')\n",
+ "print('this corresponds to ON state!')"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "when V(i)=5V, the transistor is operating at point M and V(0)=0\n",
+ "this corresponds to ON state!\n"
+ ]
+ }
+ ],
+ "prompt_number": 5
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE 3.7.a - PG NO. 97"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#page no. 97\n",
+ "#example 3.7(a)#\n",
+ "#clears the screen#\n",
+ "#clears existing variables#\n",
+ "print('when V(i)=0, the transistor T(1) is operating at point B')\n",
+ "t=5.#\n",
+ "#input voltage as given in question#\n",
+ "x=0.#\n",
+ "V=t-x#\n",
+ "#output voltage in volts#\n",
+ "print('here V(0)(in volts)=')\n",
+ "print(V)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "when V(i)=0, the transistor T(1) is operating at point B\n",
+ "here V(0)(in volts)=\n",
+ "5.0\n"
+ ]
+ }
+ ],
+ "prompt_number": 6
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE 3.7.b - PG NO. 97"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#page no.97\n",
+ "#example 3.7(b)#\n",
+ "#clears the screen#\n",
+ "#clears already existing variables#\n",
+ "print('when V(i)=5V, the transistor T(1) is operating at point C')\n",
+ "V=0#\n",
+ "print('output voltage in volts=')\n",
+ "print(V)\n",
+ "#all the outcomes are as per the diagram#"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "when V(i)=5V, the transistor T(1) is operating at point C\n",
+ "output voltage in volts=\n",
+ "0\n"
+ ]
+ }
+ ],
+ "prompt_number": 8
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [],
+ "language": "python",
+ "metadata": {},
+ "outputs": []
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
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