The following Amplifier needs to be designed such that the voltage gain Av = 54. Assume...
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...
4. Design a npn BJT C-E amplifier circuit for the following specifications and given values: Voltage Gain Input resistance Load resistance Supply voltage Av = -60 Ri = 5k92 RL = 6k2 Vcc= 16V Assume Re is fully bypassed. The input source internal resistance Rs = 0.12. B=120 and VBE= 0.65V. Draw the actual circuit and its ac equivalent circuit
Problem 1: A CE amplifier is designed to have a voltage gain of Av -58 and an input resistance 14k52. The input 0 is AC of amplitude larger than 10mV and therefore the values of R and r,werd foud to be R. 135S and r.-9mri-0.TVifBEjunction is frward based, 30, Early voltage Where Ra R R-40k2[No need to complete the design: In this problem you do not have to fiad Re. R, ro R and R 1.1: (596) What is k?...
4. For the amplifier in the figure below use the parameters in the table: +Vcc Re VBE- 0.7V, Ri- 1002, R1-160k2, R2-320k2 R3-200k2, R6-40 k2, Rc-60k2, Vcc- 12V, Ry Do a) Draw the DC equivalent circuit and calculate the Q-point. c) Draw the AC equivalent circuit with the small signal model for the transistor. d) Calculate the voltage gain, Av-Vo/vi. Assume ro infinite. e) Draw the circuit to find the amplifier input resistance (Rin). Calculate Rin f Draw the circuit...
You are required to design a 2-stage voltage amplifier (find values for RE, RC1, RC2) to meet the following criteria: an input resistance of 400 kΩ and an overall voltage gain equal to or greater than 250, with a resistor output load, RL. Use a common-emitter with emitter degradation (RE) stage for the input, followed by a commonemitter amplifier with bias current equal to 0.5 mA. (VCC = 20 V, βo = 200 and the DC levels of the first...
For the following circuits, determine Av (Voutput/Vinput), Rin, and Rout. Given that threshold voltage (Vt) = 1.65 V, early voltage (Va) = 51V, transconductance parameter Kn = un. COX. W/L = 0.5 mA/V2 Signal coupling capacitors are 47 uF, VDD =+9 V and VSS =-9V. The resistor values are RG= 1.5 MO, RD=20 kq, RS1 =1.8 k 2, RS2 =18 kl with RS =RS1 +RS2. - The load resistor is RL=47 ko. > lg 3 Roi Vou 3 R Xw2...
Problem 2: BJT Small-Signal Voltage Amplifiers in the lectures, we covered in detail the analysis of an npn BJT amplifier that utilizes a single-supply DC biasing. In this problem, you will meet two additional amplifier architectures- one that is based on dual DC supplies combined with a DC current source, and the other that utilizes a pnp BJT with single-supply biasing. In both problems (below) you need to manually find the amplifier's Q-point (that is, the DC values of Ic...
100 1.5 0.27 5. 6 Pl. Consider the CB amplifier of Figure 1, for which Vcc-15 V, Rs-50 Ω, and RL-10 kQ. For the BJT, assume that B150, VBE.on0.7 V, and VcE,sat 0.3 V, and ignore the Early effect. For the other resistances, however, assume the same values as those you used for the Common-Emitter (CE) amplifier lab (disregard the value for RE2, as the resistor does not exist in the CB amplifier of Figure 1). Therefore, copy the same...
Design a common-source MOSFET amplifier such that - Rg is a multiple of 10 - Id = 0.52 mA - the amplifier input resistance is in the range of mega ohms - | Avo | = 16.7 V/V - RL = 20k - Vsig has a 2kHz frequency - Rsig = 400k, and is the input and the MOSFET has: Vt = 0.8V k = 5 mA/V^2 VA = 80 V Assume capacitors are shorted in the signal circuit and...
3. Design a n-channel JFET C-S amplifier circuit for the following specifications Voltage Gain input resistance Ri-100kΩ Load resistanceR2k2 Given supply voltage VDD 20V Αν--10 Rss is fully bypassed The input source resistance Rs 02, Ipss-8mA and Vp4V Assume RD and R1 but must find R2 and RSS using the given specifications. Find the DC Operating Points values (VGs, ID and VDs) Draw the actual circuit and its ac equivalent circuit