ANALOG ELECTRONIC || DIODE CIRCUITS || GATE 2001 || EC || PYQ || NAT || 5 MARKS

For the circuit shown in figure. D₁ and D₂ are identical diodes with utility factor of unity. The thermal voltage V_T = 25 mV.

         (a) Calculate V₁ and V₂.

         (b) If the reverse saturation current of D₁ and D₂ are 1 pA then compute the current I through the circuit.

(GATE 2001 || EC || PYQ || NAT || 5 MARK)