Electrical Sciences
(EEE F111)
Tutorial No – 7
Topic: Diode and its Applications
Problem 1
Assume that the diode in the figure has on voltage, Von = 0.7 V, but is
otherwise ideal. Determine current i2.
Answer: 0.25 mA
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Problem 2
Assume diodes to be ideal, determine I and V in the circuits given.
Fig. a
Answer: I = 1 mA and V = 0 V
Fig. b
Answer: I = 0 A and V = 3.3 V
BITS Pilani, K K Birla Goa Campus
Problem 3
IZ
IL
IT
Answer: IL (min) = 0 A, IL (max )= 24.5 mA, IZ(max) = 25.5 mA and V
= 0 V and RL (min) = 490 Ohm
BITS Pilani, K K Birla Goa Campus
Problem 4
BITS Pilani, K K Birla Goa Campus
Problem 5
For the given circuit, plot Vout vs Vin.
BITS Pilani, K K Birla Goa Campus
Problem 6
In the circuit shown below, D1 and D2 are silicon diodes with a cut-in
voltage of 0.7 V. VIN, and VOUT are input and output voltages in volts. Plot
the transfer characteristic.
BITS Pilani, K K Birla Goa Campus