Questions from Electronics

Q: What are the essential differences between a semiconductor junction diode and a

What are the essential differences between a semiconductor junction diode and a tunnel diode?

Q: Note in the equivalent circuit of Fig. 16.45 that

Note in the equivalent circuit of Fig. 16.45 that the capacitor appears in parallel with the nega- tive resistance. Determine the reactance of the capacitor at 1 MHz and 100 MHz if C = 5 pF, and deter...

Q: For the network of Fig. 4.139, determine:

For the network of Fig. 4.139, determine: a. IB. b. IC. c. VE. d. VCE.

Q: Why do you believe the maximum reverse current rating for the tunnel

Why do you believe the maximum reverse current rating for the tunnel diode can be greater than the forward current rating? (Hint: Note the characteristics and consider the power rating.)

Q: Determine the negative resistance for the tunnel diode of Fig. 16

Determine the negative resistance for the tunnel diode of Fig. 16.44 between VT = 0.1 V and VT = 0.3 V.

Q: Determine the stable operating points for the network of Fig. 16

Determine the stable operating points for the network of Fig. 16.48 if E = 2 V, R = 0.39 kΩ, and the tunnel diode of Fig. 16.44 is employed.

Q: For E = 0.5 V and R = 51 Ω

For E = 0.5 V and R = 51 Ω, sketch vT for the network of Fig. 16.49 and the tunnel diode of Fig. 16.44.

Q: Determine the frequency of oscillation for the network of Fig. 16

Determine the frequency of oscillation for the network of Fig. 16.50 if L = 5 mH, Rl = 10 Ω, and C = 1 mF.

Q: Using the plot of Fig. a, a.

Using the plot of Fig. a, a. What is the forward voltage at a current of  mA (note the log scale) at room temperature (°C). b. What is the forward voltage at the same current as part (a) but a...

Q: Using the characteristics of Fig(c), determine the reactance of

Using the characteristics of Fig(c), determine the reactance of the diode capacitor at a frequency of  MHz and a reverse bias potential of V. Is it significant?