shows two versions of a common-emitter amplifier and (i Fig. 1 (a) Find the expression for...
shows two versions of a common-emitter amplifier and (i Fig. 1 (a) Find the expression for the small-signal voltage gain of Fig. 1(i) in terms of relevant small- signal parameters. (b) Over what frequency range will the gain of the Fig. 1(i) circuit be the same as that of the Fig. 1(i) circuit? (c) Which of the two circuits will show less variation in its de biasing in the presence of processing or temperature variations? Justify your answer. (d) Explain,...
Figure 4. (a) 1. Design the common-emitter amplifier in Fig. 4(a) with the following specifications: Supply Voltage, Vcc 0-to-Peak Output Swing, V Voltage Gain, A. Input Resistance, R Output Resistance, Ro THD for 5kHz 1 V (0-to-peak) Sine Wave Output Voltage, V Relative Variation of Ic for VBE 0.7t 0.1V Transistor's Current Gain, β 5V 25 1.8kS2 4% 10% 100 Show your design procedure and all your calculations. Your design should be insensitive to B variations. Vcc RB1 Rc 0...
Calculate the voltage gain (Av) for the loaded Common Emitter Amplifier below: BAC 200 for all transistors. Assume re 15 Q for the CE Amplifier. Ignore re' for the DP Amplifier Vcc 12 V, R1 56 K, R2 10 KQ, R4 22 KQ R3 5.6 KQ, RL 8 RE(CE) 628 0, RE(CC) 330 Rc 3.5 KQ, Enter your results. No units. SR3 R1 RC C3 Vcc C1 Beta Q2a HH Vin Beta Q1 Beta Q2b C4 R4 Vs R2 C2...
Design the inductively coupled common emitter (CE) amplifier shown in Fig. for Q. 7(a) to drive a 2 kQ. load with Vcc = 12 V, VBE = 0.7 Y, β = 200, Rin = 4 kQ. and Av = -10. Determine the current gain Ai and power delivered to the load Po. [Hint: Draw the small signal equivalent circuit and use Rg = 0.1BRę, where R, =R,||R, ). -- -- oom. . b 09 PR Vo - . Fig. for...
2. For the common-emitter amplifier. B= 50. Vcc=12 a) Draw small signal circuit b) Find vout/vin Find Zin and Zou Vcc R1 27k R2 2.2k Zout Zin Vo 4 C1 16 BIG Q1 NPN V1 C2 V R3 15k RE 1.2k BIG
IlI) The Common-Emitter (C-E) is one of 3 configurations of amplifier circuits. Figure 4.34 (a) of Hambley 2nd Edition shows an actual C-E circuit. Consider a C-E amplifier that utilizes a B- 120 and collector current l 1.5mA and Rc-5.5k2. The amplifier is fed with a signal source having a resistance of R,-5kΩ and the load resistance specified as RL-6K2. Show all work to find R, R, and the overall voltage gain (G,) to g CE (a) Actual circuit RE1...
[1] The circuit diagram on the left below is a common emitter amplifier. It is the full complement of components for this type of amplifier ready for AC analysis. This amplifier will be discussed in lecture prior to the lab exercises. However, with the circuit including only Rc. RE, Ri, and R2 as shown in the figure on the right, proceed with the design for a DC operating point of the common emitter amplifier. The following parameters are given: Vcc...
A common-emitter BJT amplificr is shown in Fig.8.1. Note the DC biasing values and the BJTsmall-signalmodel parameters from the class-signment #9 on DC Bia ing. Neglect the value of Rs in your calculations, k1 Rs-a k2: 1· Cal ulatethesmall-agalpannetas ofthe amplifi randcompletethecalculated valuesinTable8-1 Smalls-signal voltage gai, AVk Small-signal input resistance,k, Small-signaloutput resistance, Ro VW RC 2k C2 RB 570k Rs C1 1 10uP 0.1m 1 Vs CE RE 2k SINE(0 1mV 1kHz 0 0 00) tran 0 2ms 0 1us...
Consider the BJT common-emitter amplifier in Figure 1. Assume that the 2N3904G transistor has the following parameters: β-206, VBE-0.TV and the Early voltage VAT 1000V. vCC RB1a I multiple resistors RC want n Vload 22HF Rload 01 2N3904G V1 6302 4.7HF RE2CE 0.01Vpk 1kHz maliple esistons lue you available in the ki Figure 1 BJT CE amplifier 0.5 V and VC-3 V (a) Design the DC biasing circuit so that lc-2 mA, VCE = 2.5 V, VE Consider the BJT...
D7.35 The bias arrangement of Fig. 7.53 is to be used for a common-base amplifier. Design the circuit to establish a de emitter current of I mA and provide the highest possible voltage gain while allowing for a signal swing at the collector of ±2 V. Use + 10-V and-5-V power supplies. Cc Rc UC RB RE