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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /2459/CH11/EX11.13/Ex11_13.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '2459/CH11/EX11.13/Ex11_13.sce')
| -rw-r--r-- | 2459/CH11/EX11.13/Ex11_13.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/2459/CH11/EX11.13/Ex11_13.sce b/2459/CH11/EX11.13/Ex11_13.sce new file mode 100644 index 000000000..c4de28cdd --- /dev/null +++ b/2459/CH11/EX11.13/Ex11_13.sce @@ -0,0 +1,21 @@ +//chapter11
+//example11.13
+//page211
+
+Ic=1000 // micro ampere
+// when emitter circuit is open, leakage current = Icbo so
+Icbo=0.2 // micro ampere
+
+// when base is open, leakage current = Iceo so
+Iceo=20 // micro ampere
+
+//since Iceo=Icbo/(1-alpha) we get
+alpha=1-(Icbo/Iceo)
+
+// since Ic=alpha*Ie+Icbo we get
+Ie=(Ic-Icbo)/alpha
+Ib=Ie-Ic
+
+printf("alpha = %.3f \n",alpha)
+printf("emitter current = %.3f micro ampere \n",Ie)
+printf("base current = %.3f micro ampere \n",Ib)
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