1.a) Calculate Ay, A¡, Rin, and Rout on the circuit given in Figure 1. Assume that Cci and Cco behave as open circuit for DC signals and as short circuit for AC signals. 1.b) Determine limits of the signal source, Vs, for the transistor to remain in forward- active region. Q1: BC237 or BC238 B=200 VBE(on)=0.7V Vcc=15V R1 110KQ Rc 3.6kQ Rs Cci 1000 4.7µF Cco 4.7µF Q1 Vs R2 27kO RE 1.2kΩ RL 12kΩ Rin Rout Figure 1. Common-emitter amplifier.

1.a) Calculate Ay, A¡, Rin, and Rout on the circuit given in Figure 1. Assume that Cci and Cco behave as open circuit for DC signals and as short circuit for AC signals. 1.b) Determine limits of the signal source, Vs, for the transistor to remain in forward- active region. Q1: BC237 or BC238 B=200 VBE(on)=0.7V Vcc=15V R1 110KQ Rc 3.6kQ Rs Cci 1000 4.7µF Cco 4.7µF Q1 Vs R2 27kO RE 1.2kΩ RL 12kΩ Rin Rout Figure 1. Common-emitter amplifier.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Similar questions

AC analysis: The signal source is ??(?)=5sin?? mV. The transistor parameters are β = 120 and VA = ∞. (a) (i) Design the circuit such that ??? = 0.25 mA and ???? = 3 V. (ii) Find the small-signal voltage gain ??=????⁄. (iii) Find ??(?). (b) Repeat part (a) for RS = 0.
. Draw the d.c load line for the circuit diagram shown below. What will be the Q point if zero signal base current is 30 µA and β = 50?
How base width vary in Transistor amplifier Circuits? Explain in detail and how this modulation affects the input and output characteristics of CE configuration.
What can you say about the voltage gain of an emitter follower? The current gain? The power gain?
1. What type of transistor is BC548? How do you identify its type based on the circuit's diagram?
Ideally. for linear operation a transistor should be biased so that the Q-point is halfway between cutoff and saturation، true or false??
Sketch the construction of an npn BJT and label the three regions. In normal operation, does current flow into or out of the base terminal? The collector terminal? The emitter terminal?
Fixed-bias Configurationa. What happen to the collector voltage, if the collector resistor is disconnected (open)? b. What happen to the base voltage if the base resistor is disconnected (open)?c. What happen to the collector voltage, if the collector resistor is shorted?
4. Sketch the DC load line for the voltage divider bias circuit for each transistor case and place the Q-point on it. Is there a difference between the load lines in this case?
For circuit ,FolIowing values are given as Mosfet IDSS=12mA , VP=-6V , Transistor B= 180 , VBE=0.7Volt. a)Calculate the voltages VD and VC on the circuit?
Determine the operating point of the transistor in the given circuit and draw the load line. Q (IC, VCE) =?
The Ebers-Moll model was one of the first mathematical models used to describe the characteristicsof the bipolar transistor. Show that the npn transportmodel equations can be transformed into the EbersMoll equations below. [Hint: Add and subtract 1from the collector and emitter current expressions.]