Questions from Electronics

Q: For the self-bias configuration of Fig. 7.80

For the self-bias configuration of Fig. 7.80: a. Sketch the transfer curve for the device. b. Superimpose the network equation on the same graph. c. Determine IDQ and VGSQ. d. Calculate VDS, VD, VG, a...

Q: Determine IDQ for the network of Fig. 7.80 using

Determine IDQ for the network of Fig. 7.80 using a purely mathematical approach. That is, establish a quadratic equation for ID and choose the solution compatible with the network characteristics. Com...

Q: For the network of Fig. 7.81, determine:

For the network of Fig. 7.81, determine: a. VGSQ and IDQ. b. VDS, VD, VG, and VS.

Q: Given the measurement VS = 1.7 V for the network

Given the measurement VS = 1.7 V for the network of Fig. 7.82, determine: a. IDQ. b. VGSQ. c. IDSS. d. VD. e. VDS.

Q: Calculate gm0 for a JFET having device parameters IDSS = 12 mA

Calculate gm0 for a JFET having device parameters IDSS = 12 mA and VP = - 4 V.

Q: For the network of Fig. 5.153, what value

For the network of Fig. 5.153, what value of RC will cut the voltage gain to half the value obtained in problem 13?

Q: If a JFET having a specified value of rd = 100 kΩ

If a JFET having a specified value of rd = 100 kΩ has an ideal voltage gain of Av (FET) = - 200, what is the value of gm?

Q: Using the transfer characteristic of Fig. 8.69:

Using the transfer characteristic of Fig. 8.69: a. What is the value of gm0? b. Determine gm at VGS = - 0.5 V graphically. c. What is the value of gm at VGSQ = - 0.5 V using Eq. (8.6)? Compare with th...

Q: Using the drain characteristic of Fig. 8.70:

Using the drain characteristic of Fig. 8.70: a. What is the value of rd for VGS = 0 V? b. What is the value of gm0 at VDS = 10 V?

Q: For a 2N4220 n-channel JFET [gfs (minimum)

For a 2N4220 n-channel JFET [gfs (minimum) = 750 mS, gos (maximum) = 10 mS]: a. What is the value of gm? b. What is the value of rd?