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8. Figure Q8 shows a common-collector amplifier. The circuit and transistor parameters are lo= 2.5 mA, Rs = 0.5 k 2, VBE
Posted: Mon May 02, 2022 12:58 pm
by answerhappygod
- 8 Figure Q8 Shows A Common Collector Amplifier The Circuit And Transistor Parameters Are Lo 2 5 Ma Rs 0 5 K 2 Vbe 1 (34.52 KiB) Viewed 29 times
8. Figure Q8 shows a common-collector amplifier. The circuit and transistor parameters are lo= 2.5 mA, Rs = 0.5 k 2, VBE(on=0.7 V, B = 120, and VA = 50. (a) Solve for the DC quiescent emitter current (IEQ), collector current (Ico), and base current (IBQ). (6 marks) (b) Find the small-signal hybrid-r parameters rx, ro, and gm. (6 marks) (c) Determine the input resistance Rin looking in from the signal source Vin. (5 marks) (d) Determine the small-signal voltage gain V/Vin. (5 marks) Rin. RS ww ovo Vin IO Figure Q8