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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /275/CH1/EX1.1.56 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '275/CH1/EX1.1.56')
| -rwxr-xr-x | 275/CH1/EX1.1.56/Ch1_1_56.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/275/CH1/EX1.1.56/Ch1_1_56.sce b/275/CH1/EX1.1.56/Ch1_1_56.sce new file mode 100755 index 000000000..7556d6790 --- /dev/null +++ b/275/CH1/EX1.1.56/Ch1_1_56.sce @@ -0,0 +1,21 @@ +clc
+disp("Example 1.56")
+printf("\n")
+disp("To find maximum forward current at 25c & 75c and Forward voltage drop and Dynamic resistance")
+PT1=1.5
+VT1=0.9
+D=7.5*10^-3
+//for silicon diodes
+v=(-1.8*10^-3)
+IF=20*10^-3
+T1=25
+T2=75
+IT1=PT1/VT1
+PT2=PT1-((T2-T1)*D)
+IT2=PT2/VT1 //assume voltage drop remains constant at all temperature
+VF2=VT1+((T2-T1)*v)
+rd1=(26*10^-3/IF)*((T1+273)/298)
+rd2=(26*10^-3/IF)*((T2+273)/298)
+printf("Maximum forward current at 25c & 75c =\n%f Ampere\n%f Ampere\n",IT1,IT2)
+printf("Forward voltage drop at 75c=\n%f volt\n",VF2)
+printf("Dynamic resistance at 25c and 75c=\n%f ohm\n%f ohm\n",rd1,rd2)
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