1 files changed, 29 insertions, 0 deletions
diff --git a/147/CH8/EX8.7/Example8_7.sce b/147/CH8/EX8.7/Example8_7.sce
new file mode 100644
index 000000000..ec1f1c87d
--- /dev/null
+++ b/147/CH8/EX8.7/Example8_7.sce
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+close();
+clear;
+clc;
+Ibq = 40*10^(-6); //A
+Icbo = 0;
+Vbb = 6; //V
+Re = 1000; //ohm
+B = 80;
+Iceo = 0;
+Vcc = 15; //V
+Rc = 3000; //ohm
+Vbeq = 0.7; //for Si transistor
+
+//(a)
+a = B/(B+1);
+Ieq = Ibq/(1-a); //A
+mprintf("(a) Ieq = %0.3f mA\n\n",Ieq*1000);
+
+//(b)
+//Applying KVL around the base-emitter loop gives
+//Vbb = Ibq*Rb + Vbeq + Ieq*Re;
+Rb = (Vbb-Vbeq-Ieq*Re)/Ibq; //ohm
+mprintf("(b) Rb = %0.2f k ohm\n\n",Rb/1000);
+
+//(c)
+Icq = B*Ibq; //A
+//By KVL around collector circuit
+Vceq = Vcc-Ieq*Re-Icq*Rc;
+mprintf("(c) Vceq = %0.2f V\n\n",Vceq);
+\ No newline at end of file