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

---
 226/CH18/EX18.1/example1_sce.sce   | 16 ++++++++++++++++
 226/CH18/EX18.10/example10_sce.sce | 10 ++++++++++
 226/CH18/EX18.11/example11_sce.sce | 14 ++++++++++++++
 226/CH18/EX18.12/example12_sce.sce | 13 +++++++++++++
 226/CH18/EX18.13/example13_sce.sce | 13 +++++++++++++
 226/CH18/EX18.2/example2_sce.sce   | 23 +++++++++++++++++++++++
 226/CH18/EX18.3/example3_sce.sce   | 15 +++++++++++++++
 226/CH18/EX18.4/example4_sce.sce   | 13 +++++++++++++
 226/CH18/EX18.5/example5_sce.sce   | 10 ++++++++++
 226/CH18/EX18.6/example6_sce.sce   | 28 ++++++++++++++++++++++++++++
 226/CH18/EX18.7/example7_sce.sce   | 14 ++++++++++++++
 226/CH18/EX18.8/example8_sce.sce   | 23 +++++++++++++++++++++++
 226/CH18/EX18.9/example9_sce.sce   | 17 +++++++++++++++++
 13 files changed, 209 insertions(+)
 create mode 100755 226/CH18/EX18.1/example1_sce.sce
 create mode 100755 226/CH18/EX18.10/example10_sce.sce
 create mode 100755 226/CH18/EX18.11/example11_sce.sce
 create mode 100755 226/CH18/EX18.12/example12_sce.sce
 create mode 100755 226/CH18/EX18.13/example13_sce.sce
 create mode 100755 226/CH18/EX18.2/example2_sce.sce
 create mode 100755 226/CH18/EX18.3/example3_sce.sce
 create mode 100755 226/CH18/EX18.4/example4_sce.sce
 create mode 100755 226/CH18/EX18.5/example5_sce.sce
 create mode 100755 226/CH18/EX18.6/example6_sce.sce
 create mode 100755 226/CH18/EX18.7/example7_sce.sce
 create mode 100755 226/CH18/EX18.8/example8_sce.sce
 create mode 100755 226/CH18/EX18.9/example9_sce.sce

(limited to '226/CH18')

diff --git a/226/CH18/EX18.1/example1_sce.sce b/226/CH18/EX18.1/example1_sce.sce
new file mode 100755
index 000000000..83830e208
--- /dev/null
+++ b/226/CH18/EX18.1/example1_sce.sce
@@ -0,0 +1,16 @@
+//chapter 18
+//example 18.1
+//page 761
+printf("\n")
+printf("given")
+Vs=21;Vo=12;Av=100;
+vo=(Vs*.1)/Av;//source effect is 10% of the Vs
+printf(" source effect is %3.3fV\n",vo)
+vo=(21-20)/100;
+printf(" laod effect is %3.3fV\n",vo)
+LR=(21*10^-3 *100)/12;
+printf("line regulation is %3.3fpercentage\n",LR)
+LR=(10*10^-3*100)/12;
+printf(" load effect is %3.3fpercentage \n",LR)
+RJ=20*log10(1/Av);
+printf("ripple rejection is %ddB\n",RJ)
\ No newline at end of file
diff --git a/226/CH18/EX18.10/example10_sce.sce b/226/CH18/EX18.10/example10_sce.sce
new file mode 100755
index 000000000..cb81f9b26
--- /dev/null
+++ b/226/CH18/EX18.10/example10_sce.sce
@@ -0,0 +1,10 @@
+//chapter 18
+//example 18.10
+//page 785
+printf("\n")
+printf("given")
+I1=1*10^-3;Vref=1.25;Vo=6;Vs=15;Il=200*10^-3;
+R1=Vref/I1
+R2=(Vo-Vref)/I1
+Pd=(Vs-Vo)*Il;
+printf("regulated power dissipation is %3.2fW\n",Pd)
\ No newline at end of file
diff --git a/226/CH18/EX18.11/example11_sce.sce b/226/CH18/EX18.11/example11_sce.sce
new file mode 100755
index 000000000..e9d941311
--- /dev/null
+++ b/226/CH18/EX18.11/example11_sce.sce
@@ -0,0 +1,14 @@
+//chapter 18
+//example 18.11
+//page 788
+printf("\n")
+printf("given")
+Vo=10;Io=1;Vce=7;Vf=1;
+Po=Vo*Io
+disp(" linear regulator")
+Pi=Po+(Vce*Io)
+n=(Po*100)/Pi//efficiency
+disp(" switching regulator")
+Vce=1;
+Pi=Po+Io*(Vce+Vf)
+n=(Po*100)/Pi//efficiency
\ No newline at end of file
diff --git a/226/CH18/EX18.12/example12_sce.sce b/226/CH18/EX18.12/example12_sce.sce
new file mode 100755
index 000000000..af56a88fe
--- /dev/null
+++ b/226/CH18/EX18.12/example12_sce.sce
@@ -0,0 +1,13 @@
+//chapter 18
+//example 18.12
+//page 792
+printf("\n")
+printf("given")
+f=50*10^3;Vo=12;Vf=.7;Vi=30;Vsat=1;Io=500*10^-3;Vr=100*10^-3;
+T=1/f
+t=(Vo+Vf)/(Vi-Vsat-Vo)
+toff=T/1.75
+ton=T-toff
+Ip=2*Io
+L1=((Vi-Vsat-Vo)*ton)/Ip
+C1=Ip/(8*f*Vr)
\ No newline at end of file
diff --git a/226/CH18/EX18.13/example13_sce.sce b/226/CH18/EX18.13/example13_sce.sce
new file mode 100755
index 000000000..3e7f2bc68
--- /dev/null
+++ b/226/CH18/EX18.13/example13_sce.sce
@@ -0,0 +1,13 @@
+//chapter 18
+//example 18.13
+//page 799
+printf("\n")
+printf("given")
+disp(" an MC34063 controller is for step down transformer")
+Ib=-400*10^-3;I1=1*10^-3;Vref=1.25;V0=12;Ip=1;ton=8.6*10^-6;
+R1=Vref/I1
+R1=1.2*10^3;//use standard value
+I1=Vref/R1
+R2=(Vo-Vref)/I1
+Rsc=.33/Ip
+Ct=4.8*10^-5 *ton
\ No newline at end of file
diff --git a/226/CH18/EX18.2/example2_sce.sce b/226/CH18/EX18.2/example2_sce.sce
new file mode 100755
index 000000000..0dc0e65b7
--- /dev/null
+++ b/226/CH18/EX18.2/example2_sce.sce
@@ -0,0 +1,23 @@
+//chapter 18
+//example 18.2
+//page 762
+printf("\n")
+printf("given")
+Vo=12;Il=40*10^-3;Vs=20;Vbe=.7;
+Vz=.75*Vo
+disp("for minimum D1 current select")
+Ir2=10*10^-3;
+R2=(Vo-Vz)/Ir2
+Ie1=Il+Ir2
+disp("specification for Q")
+Vce1=20;Vs=Vce1;
+Ic1=50*10^-3;
+Pd=(Vs-Vo)*Ie1
+hfe=50;
+Ib1=Ie1/hfe
+Ic2=5*10^-3;
+R1=(Vs-(Vo+.7))/(Ic2+Ib1)
+Iz=Ie2+Ir2
+I4=1*10^-3;
+R4=(Vz+Vbe)/I4
+R3=(Vo-(Vz+Vbe))/I4
\ No newline at end of file
diff --git a/226/CH18/EX18.3/example3_sce.sce b/226/CH18/EX18.3/example3_sce.sce
new file mode 100755
index 000000000..04ee8b8fd
--- /dev/null
+++ b/226/CH18/EX18.3/example3_sce.sce
@@ -0,0 +1,15 @@
+//chapter 18
+//example 18.3
+//page 765
+printf("\n")
+printf("given")
+I4=1*10^-3;Vb2=9.8;
+disp(" for Vo=11V moving contact at top of R5")
+Vo=11;
+R3=(Vo-Vb2)/I4
+R=Vb2/I4//R=R4+R5
+disp(" for Vo=13V moving contact at bottom of R5")
+Vo=13;
+I4=Vo/(R3+R)
+R4=Vb2/I4
+R5=R-R4
\ No newline at end of file
diff --git a/226/CH18/EX18.4/example4_sce.sce b/226/CH18/EX18.4/example4_sce.sce
new file mode 100755
index 000000000..2ed11d456
--- /dev/null
+++ b/226/CH18/EX18.4/example4_sce.sce
@@ -0,0 +1,13 @@
+//chapter 18
+//example 18.4
+//page 766
+printf("\n")
+printf("given")
+hFE3=50;hFE1=20;Ie1=200*10^-3+10*10^-3;Ic2=1*01^-3;Vs=20;Vb3=13.4;Vo=12;Vbe=.7;
+Ib1=Ie1/hFE1
+Ib3=Ib1/hFE3
+R1=(Vs-Vb3)/(Ic2+Ib3)
+disp("select I6=.5*10^-3")
+I6=.5*10^-3;
+R6=(Vo+Vbe)/I6
+Pd=(Vs-Vo)*Ie1
\ No newline at end of file
diff --git a/226/CH18/EX18.5/example5_sce.sce b/226/CH18/EX18.5/example5_sce.sce
new file mode 100755
index 000000000..8a931b278
--- /dev/null
+++ b/226/CH18/EX18.5/example5_sce.sce
@@ -0,0 +1,10 @@
+//chapter 18
+//example 18.5
+//page 769
+printf("\n")
+printf("given")
+Vr1=3;Ic2=1*10^-3;Ib3=.21*10^-3;Vbe1=.7;Vbe3=Vbe1;Vs=20;
+R1=Vr1/(Ic2+Ib3)
+Vz2=Vo+Vbe1+Vbe3+Vr1
+Ir7=5*10^-3;
+R2=(Vs-Vz2)/Ir7
\ No newline at end of file
diff --git a/226/CH18/EX18.6/example6_sce.sce b/226/CH18/EX18.6/example6_sce.sce
new file mode 100755
index 000000000..1c92307ce
--- /dev/null
+++ b/226/CH18/EX18.6/example6_sce.sce
@@ -0,0 +1,28 @@
+//chapter 18
+//example 18.6
+//page 770
+printf("\n")
+printf("given")
+Vc5=9.8;Vb2=Vc5;Vce5=3;Vbe=.7;Vo=12;
+Vr9=Vc5-Vce5
+Vz2=Vr9+Vbe
+Ic5=1*10^-3;
+R8=(Vo-Vc5)/Ic5
+Ir9=2*Ic5
+R9=Vr9/Ir9
+disp(" Iz2>>Ib5 and Iz2>(Izk for the zener diode)")
+Iz2=10*10^-3;
+R7=(Vo-Vz2)/Iz2
+I4=1*10^-3;
+Vb6=7.5;Vz2=Vb6;
+disp(" when Vo=11V(moving contact at top of R5)")
+Vo=11;
+R3=(Vo-Vb6)/I4
+R3=3.3*10^3;//use standard value
+I4=(Vo-Vb6)/R3
+R=Vb6/I4//R=R4+R5
+disp(" when Vo=13V(moving contact at bottom of R5)")
+Vo=13;Vb6=7.5;
+I4=Vo/(R3+R)
+R4=Vb6/I4
+R5=R-R4
\ No newline at end of file
diff --git a/226/CH18/EX18.7/example7_sce.sce b/226/CH18/EX18.7/example7_sce.sce
new file mode 100755
index 000000000..4542c2063
--- /dev/null
+++ b/226/CH18/EX18.7/example7_sce.sce
@@ -0,0 +1,14 @@
+//chapter 18
+//example 18.7
+//page 7
+printf("\n")
+printf("given")
+Isc=100*10^-3;Vr10=.5;Vo=12;
+R10=Vr10/Isc
+R10=4.7;//use standard value
+Il=200*10^-3;
+Vr10=Il*R10
+Vr11=Vr10-.5
+I11=1*10^-3;
+R11=Vr11/I11
+R12=(Vo+Vr10-Vr11)/I11
\ No newline at end of file
diff --git a/226/CH18/EX18.8/example8_sce.sce b/226/CH18/EX18.8/example8_sce.sce
new file mode 100755
index 000000000..784bff263
--- /dev/null
+++ b/226/CH18/EX18.8/example8_sce.sce
@@ -0,0 +1,23 @@
+//chapter 18
+//example 18.8
+//page 778
+printf("\n")
+printf("given")
+Vo=12;hFE1=20;hFE2=50;Il=250*10^-3;
+Vz=.75*Vo
+Vz=9.1;//use standard value for 1N757 diode
+Iz1=10*10^-3;
+R1=(Vo-Vz)/Iz1
+I3=1*10^-3;
+disp(" when V0=12V(moving contact at top of R5)")
+R3=(Vo-Vz)/I3
+R=Vz/I3
+disp(" when Vo=15V moving contact at bottom of R5")
+Vo=15;
+I3=Vo/(R+R3)
+R4=Vz/I3
+R5=R-R4
+Ir6=.5*10^-3;
+R6=Vo/Ir6
+disp(" op-amp output current")
+Ib2=Il/(hFE1*hFE2)
\ No newline at end of file
diff --git a/226/CH18/EX18.9/example9_sce.sce b/226/CH18/EX18.9/example9_sce.sce
new file mode 100755
index 000000000..42c102525
--- /dev/null
+++ b/226/CH18/EX18.9/example9_sce.sce
@@ -0,0 +1,17 @@
+//chapter 18
+//example 18.9
+//page 782
+printf("\n")
+printf("given")
+I2=1*10^-3;Vr2=7.15;Vref=Vr2;Vo=10;Pdmax=1000*10^-3;
+R2=Vref/I2
+R2=6.8*10^3;//use standard value and recalculate the I2
+I2=Vref/R2
+R1=(Vo-Vref)/I2
+Vs=Vo+5//for satisfactory operation of series pass transistor
+Iint=25*10^-3;//internal circuit current
+Pi=Vs*Iint
+disp("maximum power dissipated in series pass transistor")
+Pd=Pdmax-Pi
+disp("maximum load current is ")
+Il=Pd/(Vs-Vo)
-- 
cgit