Questions from Electronics

Q: a. Plot gm versus VGS for an n-channel JFET

a. Plot gm versus VGS for an n-channel JFET with IDSS = 12 mA and VP = - 6 V. b. Plot gm versus ID for the same n-channel JFET as part (a).

Q: Sketch the ac equivalent model for a JFET if gfs = 5

Sketch the ac equivalent model for a JFET if gfs = 5.6 mS and gos = 15 mS.

Q: Sketch the ac equivalent model for a JFET if IDSS = 10

Sketch the ac equivalent model for a JFET if IDSS = 10 mA, VP = - 4 V, VGSQ = - 2 V, and gos = 25 mS.

Q: Determine Zi, Zo, and Av for the network of Fig

Determine Zi, Zo, and Av for the network of Fig. 8.71 if IDSS = 10 mA, VP = - 6 V, and rd = 40 kΩ.

Q: a. Determine Zi, Zo, and Av for the network

a. Determine Zi, Zo, and Av for the network of Fig. 8.71 if IDSS and VP are one-half the values of Problems 17. This is IDSS = 5 mA and VP = —3 V. b. Compare the solutions to that of...

Q: a. Determine Zi, Zo, and Av for the network

a. Determine Zi, Zo, and Av for the network of Fig. 8.72 if IDSS = 10 mA, VP = —4 V, and rd = 20 kΩ. b. Repeat part (a) with rd = 40 kΩ. What...

Q: For the voltage-divider bias configuration of Fig. 4.

For the voltage-divider bias configuration of Fig. 4.125, determine: a. IBQ. b. ICQ. c. VCEQ. d. VC. e. VE. f. VB.

Q: Determine the pinch-off voltage of a JFET with gm0 =

Determine the pinch-off voltage of a JFET with gm0 = 10 mS and IDSS = 12 mA.

Q: Determine Zi, Zo, and Av for the network of Fig

Determine Zi, Zo, and Av for the network of Fig. 8.73 if gfs = 3000 mS and gos = 50 ms.

Q: Determine Zi, Zo, and Av for the network of Fig

Determine Zi, Zo, and Av for the network of Fig. 8.73 if the 20@mF capacitor is removed and the parameters of the network are the same as in Problem 20. Compare results with those of Problem 20.