2. . In Figure 2, the NPN BJT Q has B = 100, VA= 70 V, and V7=25 mV at room temperature. Assume that resistors have the
Posted: Wed Apr 27, 2022 5:51 pm
2. . In Figure 2, the NPN BJT Q has B = 100, VA= 70 V, and V7=25 mV at room temperature. Assume that resistors have the values as indicated in Figure 2, and the capacitors have infinite values. (a) Determine the quiescent point (Ic,VCE). (6 Marks) (b) Draw the small signal equivalent circuits. (4 Marks) (C) Determine the voltage gain Ay = VO Vi (4 Marks) (d) Determine the input resistance Rin and output resistance Rout of the amplifier. (8 Marks) (e) Determine the input signal range for this amplifier. (3 Marks) Vc=15 V T° C2 R 0.942 ΜΩ- RS 14.76 k2 1002 C WH Ke R C3 V Rin w Vo R 2 M2 R 25 kΩ" Rout R 150 kΩΙ Figure 2