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Diffstat (limited to '2672/CH5/EX5.10/Ex5_10.sce')
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1 files changed, 21 insertions, 0 deletions
diff --git a/2672/CH5/EX5.10/Ex5_10.sce b/2672/CH5/EX5.10/Ex5_10.sce new file mode 100755 index 000000000..49c1aaf67 --- /dev/null +++ b/2672/CH5/EX5.10/Ex5_10.sce @@ -0,0 +1,21 @@ +//Example 5_10
+clc;
+clear;
+close;
+format('v',6);
+//given data :
+sigma_p=3;//(ohm-cm)^-1
+sigma_n=0.1;//(ohm-cm)^-1
+Ln=0.15;//cm
+Lp=0.15;//cm
+e=1.6*10^-19;//C/electron
+mu_p=1800;//cm^2/V-s//For Ge
+mu_n=3800;//cm^2/V-s//For Si
+VT=0.026;///eV//at T=27 degree C
+A=1.5;//mm^2
+A=A*10^-6;//m^2
+b=mu_n/mu_p;//unitless
+ni=2.5*10^15;//m^-3
+sigma_i=(mu_n+mu_p)*ni*e;//(ohm-m)^-1
+I0=A*VT*b*sigma_i^2/(1+b)^2*(1/Lp/sigma_p+1/Ln/sigma_n)*10^6;//micro A
+disp(I0,"Reverse saturation point of current(micro A)");
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