For the common-base configuration of Fig. 5.18, an ac signal of 10 mV is applied, resulting in an ac emitter current of 0.5 mA. If α = 0.980, determine:
a. Zi
b. Vo if RL = 1.2 kΩ.
c. Av = Vo>Vi.
d. Zo with ro = ˆž ft.
e. Ai = Io>Ii.
f. Ib.

 

R, Re * Vcc