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Diffstat (limited to '2459/CH12/EX12.24/Ex12_24.sce')
| -rw-r--r-- | 2459/CH12/EX12.24/Ex12_24.sce | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/2459/CH12/EX12.24/Ex12_24.sce b/2459/CH12/EX12.24/Ex12_24.sce new file mode 100644 index 000000000..a52928277 --- /dev/null +++ b/2459/CH12/EX12.24/Ex12_24.sce @@ -0,0 +1,16 @@ +//chapter12
+//example12.24
+//page259
+
+alpha=0.99
+I_E=1 // mA
+t1=27 // degrees
+t2=57 // degrees
+I_CBO1=0.02d-3 // mA
+
+I_CBO2=I_CBO1*2^((t2-t1)/6) // since it doubles every 6 degrees. So for t2-t1, it becomes 2^((t2-t1)/6) times.
+
+I_C=alpha*I_E+I_CBO2
+I_B=I_E-I_C
+
+printf("base current = %.1f micro ampere",I_B*1000)
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