1 files changed, 27 insertions, 0 deletions
diff --git a/1223/CH3/EX3.7/Ex3_7.sce b/1223/CH3/EX3.7/Ex3_7.sce
new file mode 100755
index 000000000..499af757a
--- /dev/null
+++ b/1223/CH3/EX3.7/Ex3_7.sce
@@ -0,0 +1,27 @@
+clear;
+clc;
+//Example 3.7
+Vbe=0.65;
+Vcc=5;
+Rc=0.5;//KOhm
+b=100;
+V1=-5;
+Re=1;//KOhm
+// Q-point values :: writing KVL eq around B-E loop
+Ie=(-V1-Vbe)/Re;
+printf('\nemitter current=%.2f mA\n',Ie)
+Ib=(Ie/(1+b));
+printf('\nbase current=%f mA\n',Ib)
+Ic=(b/(1+b))*Ie;
+printf('\ncollector current=%0.2f mA\n',Ic)
+Vce=Vcc-Ic*Rc-Ie*Re-V1;
+printf('\ncollector emitter voltage=%f V\n',Vce)
+//load line::
+//Vce=Vcc-V1-(Ic*(Rc+((1+B)/B)*Re));
+Vce=[0,2,,3.5,4,6,8,10]
+Ic=(10-Vce)/1.51;
+xset('window',1)
+plot2d(Vce,Ic,style=3,rect=[0,0,10,8])
+title("load line")
+xlabel("Vce")
+ylabel("Ic")