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Diffstat (limited to '2549/CH2/EX2.8.1/Ex2_8_1.sce')
| -rw-r--r-- | 2549/CH2/EX2.8.1/Ex2_8_1.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/2549/CH2/EX2.8.1/Ex2_8_1.sce b/2549/CH2/EX2.8.1/Ex2_8_1.sce new file mode 100644 index 000000000..5692397ff --- /dev/null +++ b/2549/CH2/EX2.8.1/Ex2_8_1.sce @@ -0,0 +1,21 @@ +//Ex2.8.1
+//calculation of the reverse and forward dynamic resistance.
+clc;
+clear;
+//given
+Io=1*10^-6;//reverse saturation current for diode
+Vr=-0.52;//reversed voltage
+Vf=0.52;//forward voltage
+//room temperature
+T=27;//temp in celsius
+T=T+273;//temp in kelvin
+n=1//n is emission coefficient
+k=8.62*10^-5;// boltzmann's constant
+Vt=T*k;//voltage equivalent at given T
+Rf=n*Vt/(Io*exp(Vf/(n*Vt)));//dynamic resistance in forward biased condition
+disp('ohm',Rf,'dynamic resistance in forward biased condition is :')
+Rr=n*Vt/(Io*exp(Vr/(n*Vt)));//dynamic resistance in reverse biased condition
+disp('ohm',Rr,'dynamic resistance in reverse biased condition is :')
+
+
+
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