From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 73/CH2/EX2.1/Example2_1.sci | 21 +++++++++++++++++++++ 73/CH2/EX2.10/Example2_10.sci | 12 ++++++++++++ 73/CH2/EX2.11/Example2_11.sci | 14 ++++++++++++++ 73/CH2/EX2.2/Example2_2.sci | 12 ++++++++++++ 73/CH2/EX2.3/Example2_3.sci | 12 ++++++++++++ 73/CH2/EX2.4/Example2_4.sci | 14 ++++++++++++++ 73/CH2/EX2.6/Example2_6.sci | 13 +++++++++++++ 73/CH2/EX2.8/Example2_8.sci | 10 ++++++++++ 73/CH2/EX2.9/Example2_9.sci | 12 ++++++++++++ 9 files changed, 120 insertions(+) create mode 100755 73/CH2/EX2.1/Example2_1.sci create mode 100755 73/CH2/EX2.10/Example2_10.sci create mode 100755 73/CH2/EX2.11/Example2_11.sci create mode 100755 73/CH2/EX2.2/Example2_2.sci create mode 100755 73/CH2/EX2.3/Example2_3.sci create mode 100755 73/CH2/EX2.4/Example2_4.sci create mode 100755 73/CH2/EX2.6/Example2_6.sci create mode 100755 73/CH2/EX2.8/Example2_8.sci create mode 100755 73/CH2/EX2.9/Example2_9.sci (limited to '73/CH2') diff --git a/73/CH2/EX2.1/Example2_1.sci b/73/CH2/EX2.1/Example2_1.sci new file mode 100755 index 000000000..851381b67 --- /dev/null +++ b/73/CH2/EX2.1/Example2_1.sci @@ -0,0 +1,21 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption : Resistance +//Example2.1: a) A resistor has an aspect ratio of 20:1 and sheet resistance of 200 ohm/square. Find out the value of resistance. +// b) Find out the number of squares contained in a 2kiloohm resistor whose sheet resistance is 200 ohm per square. +//Solution: a) +clear; +clc; +function y= myfunction(x,z)//y:resistance, x: sheet resistance=200ohm/square, z: aspect ratio=20:1 +y = x*z //since,resiatance=sheet resistance +disp('resistance is=") +disp('ohm',y) +endfunction + +// Solution: b) +// we have to find number of square which is to find aspect ratio. +function s=myfunction1(r,p)//r:resistor=2kohm(or 2000ohm), p:sheet resistance=200 Ohm/square, s: number of square(aspect ratio) +s=r/p//since, number of square=(resistor/sheet resistance) +disp('number of squares are=")// include ";"at the time of calling the function +disp('squares',s) +endfunction +//myfunction(200,20/1);myfunction1(2000,200); \ No newline at end of file diff --git a/73/CH2/EX2.10/Example2_10.sci b/73/CH2/EX2.10/Example2_10.sci new file mode 100755 index 000000000..23a3bc5a7 --- /dev/null +++ b/73/CH2/EX2.10/Example2_10.sci @@ -0,0 +1,12 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption : Absolute Coefficient +//Example2.10:A thin film resistor measures 150ohmat 25degree celcius and 151.5ohm at 100degree celcius. Calculate its absolute coefficient of resistance in parts per million(ppm) per degre celcius. +//Solution: +clear; +clc; +function TCR=absresistor(Rt1,Rt2,T1,T2)// TCR:absolute temperature coefficient of resistance, Rt1:resistance at 100 degree celcius=150ohm, Rt2:resistance at 25degree celcius=151.5ohm, T1:temperature=100degree celcius, T2:temperature=25degree celcius + TCR=(Rt2-Rt1)*10^6/(Rt1*(T1-T2)) + disp('absolute coefficient of resistance is=")// include ";" at the time of calling the function at last + disp('ppm/degree Celsius',TCR)// ppm: part per million +endfunction +//absresistor(150,151.5,100,25); \ No newline at end of file diff --git a/73/CH2/EX2.11/Example2_11.sci b/73/CH2/EX2.11/Example2_11.sci new file mode 100755 index 000000000..8c2e03a83 --- /dev/null +++ b/73/CH2/EX2.11/Example2_11.sci @@ -0,0 +1,14 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption : Ratio +//Example2.11: Two thin resistor are measured at 50 degree celcius and 100degree celsius and are found to have the following values: +//Temperatur(degree C) Ra(ohm) Rb(ohm) +// 50 50 100 +// 100 51 102.1 +//Calcullate the ratio TCR in ppm/degree celcius. +//Solution: +function TCR= ratio(Rat1,Rbt1,Rat2,Rbt2,T1,T2) + TCR=(Rat2/Rbt2-Rat1/Rbt1)*10^6/((Rat1/Rbt1)*(T1-T2)) + disp('ratio TCR is=")// iinclude ";" at the time of calling the function at last + disp('ppm/degree Celsius',TCR)//ppm: part per million +endfunction +//ratio(100,50,102.1,51,100,50); \ No newline at end of file diff --git a/73/CH2/EX2.2/Example2_2.sci b/73/CH2/EX2.2/Example2_2.sci new file mode 100755 index 000000000..1d581ead3 --- /dev/null +++ b/73/CH2/EX2.2/Example2_2.sci @@ -0,0 +1,12 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption: Resistance calculation +//Example2.2: A thick film resistor is screened with a paste off sheet resistivity 10000 ohm/square,and the resistor is defined as 0.24 cm long and 0.06 cm wide. Calculate the resistance R. +// Solution: +clear; +clc; +function R=myfunction3(p,l,w)//r:resistor, p=sheet resistance=10000 ohm/square, l:length of resistor=0.24cm, w:width of the resistor=0.06cm + R=p*(l/w)//since, resistance=sheet resistance*(length of resistor/width of the resistor) + disp('resistance of the thick film resistor is=')// at the time of calling the function include ";" after it + disp('ohm',R) +endfunction +// myfunction3(10000,0.24,0.06); \ No newline at end of file diff --git a/73/CH2/EX2.3/Example2_3.sci b/73/CH2/EX2.3/Example2_3.sci new file mode 100755 index 000000000..1d3cb0b47 --- /dev/null +++ b/73/CH2/EX2.3/Example2_3.sci @@ -0,0 +1,12 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption : Sheet Resistivity +//Example2.3: Calculate the sheet resistivity of a square of thick film resistor material with the following properties: bulk resistivity=10^-1ohm-cm and thick film thickness=10micrometer. +//Solution: +clear; +clc; +function Ps=myfunction4(p,t)// Ps:sheet resistance, p:bulk resistivity of thick film=10^-1(or 0.01), t:thickness of thick film=10micrometer(=10*10^-4=0.001) + Ps=p/t// since, sheet resistance of the film=bulk resistance of the film/thickness of the film + disp('sheet resistivity is=')// include ";" atat the time of calling the function + disp('ohm per square',Ps) +endfunction +//myfunction4(10^-1,10*10^-4); \ No newline at end of file diff --git a/73/CH2/EX2.4/Example2_4.sci b/73/CH2/EX2.4/Example2_4.sci new file mode 100755 index 000000000..a5653d11b --- /dev/null +++ b/73/CH2/EX2.4/Example2_4.sci @@ -0,0 +1,14 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption : Design Capacitor +//Example2.4: Design a circular 100pF capacitor with the thick film dielectric having dielectric film thickness=0.02mm(or 0.002cm), assume Er=100 +//Solution: We have to find the radius of crcular capacitor inorder to design it. +clear; +clc; +function r1= myfunction5(c,t) + r1=c*t// constant=capacitor * thickness of thick film + Er=100//given relative permeability of thick film + r=sqrt(r1/(Er*%pi*8.85*10^-12))//radius of circular capacitor, Eo=8,85*10^-12(dielectric constant of free space) + disp('radius of circular capacitor is=')//include ";" at the time of calling the function + disp('meter',r) +endfunction +//myfunction5(100*10^-12,0.002); \ No newline at end of file diff --git a/73/CH2/EX2.6/Example2_6.sci b/73/CH2/EX2.6/Example2_6.sci new file mode 100755 index 000000000..d68c67574 --- /dev/null +++ b/73/CH2/EX2.6/Example2_6.sci @@ -0,0 +1,13 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption : Capacitance +//Example2.6: Find out the capacitance of a thick film capacitor,if the dielectric constant Er=100,dielectric film thickness=25micrometer and area A=0.0625 cm square. +//Solution: +clear; +clc; +function c=capacitance(Er,A,t) + c=8.8*10^-12*Er*A/(10^-12*t)// capacitance value will be 2.2*10^-10 or 220pF, Eo:dielectric constant of free space=8.8*10^-12, Er: dielectric constant of thick film= 100(given), A:area of thick film=0.0626 cm square( or 0.0625*10^-4m square), t:thickness of the thick film= 25*10^-6m) + // capacitance=Eo*Er*A/t + disp('capacitance is=')// c=2.200D-10(=2.2*10^-10)F, include ";" at last at the time of calling the function + disp('pF',c)//pF:pico Farad +endfunction +//capacitance(100,0.0625*10^-4,25*10^-6); \ No newline at end of file diff --git a/73/CH2/EX2.8/Example2_8.sci b/73/CH2/EX2.8/Example2_8.sci new file mode 100755 index 000000000..02b0a38d7 --- /dev/null +++ b/73/CH2/EX2.8/Example2_8.sci @@ -0,0 +1,10 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption : Thickness +//Example2.8: The bulk resistivity of nichrom is 120uohm-cm. Calculate the thickness T in angstroms of a film with sheet resistivity of 100ohm/square. +// Solution: +function T=thickness(Ps,p)// Ps: sheet resistivity of nichrom=100ohm/square, p:bulk resistivity of nichrom=120uohm-cm + T=p/(Ps*10^-8)// since Ps=p/T and 1 angstrom =10^-8cm, so dividing by 10^-8 here + disp('thickness is=')// include ";" at the time of callimg the function + disp('angstrom',T) +endfunction +//thickness(100,120*10^-6); \ No newline at end of file diff --git a/73/CH2/EX2.9/Example2_9.sci b/73/CH2/EX2.9/Example2_9.sci new file mode 100755 index 000000000..3099422e8 --- /dev/null +++ b/73/CH2/EX2.9/Example2_9.sci @@ -0,0 +1,12 @@ +//Chapter 2_Thick Film and Thin Film Hybrid ICs +//Caption : Length +//Rxample2.9: Calculate the length of a 400ohm thin film resistor.Given a sheet resistivity oof 100ohm/square and a resistor width of 100um +//Solution: +clear; +clc; +function L=extent(r,w,Ps)// L:length of thin film, r:resistance of thin film=400ohm, w:width of resistor=100um, Ps:sheet resistance=100ohm/square + L=r*w/(10^-6*Ps)//since, r=Ps*L/w and length in micrometer so dividing by 10^-6. + disp('length of thin film is=')// include";" at the time of calling the function at last + disp('micrometer',L) +endfunction +//extent(400,100*10^-6,100); \ No newline at end of file -- cgit