a. Using the characteristics of Figs. 1 and 2 determine IC if VCB = 5 V and VBE = 0.7 V.FI...

a. Using the characteristics of Figs. 1 and 2 determine IC if VCB = 5 V and VBE = 0.7 V.

FIG. 1 Input or driving point characteristics for a common-base silicon transistor amplifier.

FIG. 2 Output or collector characteristics for a common-base transistor amplifier.

b. Determine VBE if IC = 5 mA and VCB = 15 V.

c. Determine VBE if IC = 5 mA and VCB = 15 V. using the characteristics of Fig. 3.

FIG. 3 Developing the equivalent model to be employed for the base-to-emitter region of an amplifier in the dc mode.

d. Determine VBE if IC = 5 mA and VCB = 15 V. using the characteristics of Fig. 4.

FIG. 4 Developing the equivalent model to be employed for the base-to-emitter region of an amplifier in the dc mode.

e. Compare the solutions for VBE for parts (b) through (d). Can the difference be ignored if voltage levels greater than a few volts are typically encountered?