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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/CH4/EX4.4.18 | |
| 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/CH4/EX4.4.18')
| -rwxr-xr-x | 275/CH4/EX4.4.18/Ch4_4_18.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/275/CH4/EX4.4.18/Ch4_4_18.sce b/275/CH4/EX4.4.18/Ch4_4_18.sce new file mode 100755 index 000000000..a8bced337 --- /dev/null +++ b/275/CH4/EX4.4.18/Ch4_4_18.sce @@ -0,0 +1,24 @@ +clc
+disp("Example 4.18")
+printf("\n")
+disp("Calculate input voltage that turns SCR ON, & find supply voltage that turns SCR OFF if holding current is 10mA")
+printf("Given\n")
+printf("Resistance are in ohms \nCurrent are in Ampere \n Voltage sources are in volt\n")
+//gate trigger voltage
+Vgt=0.75
+//trigger current
+Igt=5*10^-3
+//gate resistance
+Rg=1000
+//load resistance
+RL=100
+//diode forward voltage
+Vf=0.7
+//holding current
+Ih=10*10^-3
+//minimum input voltage to trigger the SCR is
+Vin=Vgt+(Igt*Rg)
+//The supply voltage that turns OFF the SCR is
+VCC=Vf+(Ih*RL)
+printf("minimum input voltage to trigger the SCR is %f volt \n",Vin)
+printf("The supply voltage that turns OFF the SCR is %f volt \n",VCC)
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