VDD=10V 2. Consider the MOSFET amplifier in Figure 2 with the parameters Kn = 1 mA/V2 and VTN = 2 V. Determine the resistor values to obtain roughly Ip = 1 mA and to set VD approximately midway between VDp and Vg. RD io R1 oVD VG R2 Rs Vss=-10V Figure 2
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- Coonsider the common emitter amplifier shown in figure below. Assume a β of 100, VBE = 0.7V, VT = 25mA and VA = 100V. Draw an equivalent DC model and determine the rπ, transconductance (gm) and ro. Draw an equaivalent AC model using the small-signal model Find an expression for vbe and vo in terms of the input voltageIn the common-emitter amplifier circuit shown in the figure, Vcc=9V, R1=27kΩ, R2=15kΩ, RE=1.2kΩ and RC=2.2kΩ. The transistor has β=100.a-) If Rsig=10kΩ and RL=2kΩ, calculate the IE value of the amplifier.b-) For small signal analysis of the transistor, find the value of Rin by deriving the π-modelc-) Calculate vo/vsig and io/ii.Draw the equivalent circuit for a common-emitter bipolar transistor amplifier andderive suitable formulae for the amplifier current gain, voltage gain and power gain.Neglect bias,decoupling and coupling components
- Vs=100 mV peak-to-peak, 1 kHz sine signal, Kn=0.4mA/v^2 ,Vt=1V , λ=0.01V^-1 Make the DC analysis of the above given mosfet amplifier circuit. Simulation to tableWrite down the measured values and mathematical calculation results. (The valueswith the units.)DC Parameters ,Measured value ,Calculated ValueVGETCVGSVDVDSIDb. Draw the small signal model for the AC analysis of the circuit. Find the gm, ro, Av values.c. Show the Vs input signal and the Vo output signal of the circuit on the oscilloscope. Volt/div of channels andSpecify time/div values.Since the transistors used in the circuit are b=200 and r0= ∞(endless);A) By analyzing the DC for each amplifier floor separatelyre1, re2 find resistance values.B) Draw the AC equivalent circuit of the amplifier circuit.C) For each floor Zi=?, Z0 =?D) For each amplifier floor Av1, Av2 find the tension gains.E) Avl find Vl voltage value by finding voltage gain.Consider the integrating amplifier circuit in Figure 2. Using nodal analysis, derive an expression for vout for the integrating amplifier. In the circuit in Figure 2, exchange the positions of the 0.1uF capacitor and the 5k resistor. a. Use nodal analysis to generate an expression for vout. b. Using this expression, explain what function this circuit performs on an input signal.
- Design a Single-Stage Common Emitter Class A Amplifier Specifications:Voltage Divider Bias Circuit Supply: Any value from 10Vdc to 24VdcLoad: 1kΩVoltage Gain: Any value from 80 to 400Lower Cutoff Frequency: 100 HzSinusoidal source (zero internal resistance): 50mVp-pTransistor: Si, β = 75 • Base-Collector capacitance = 8pF • Base-Emitter Capacitance = 25pF a) compute for the biasing resistances.b) determine the dc transistor terminal voltages and transistor currents.Consider the common-source amplifier shown in Figure P11.50. The NMOS transistor has KP=50 μA/V2, L=5 μm, W=500 μm, Vto=1 V and rd=∞.a. Determine the values of IDQ, VDSQ and gm. b. Compute the voltage gain, input resistance, and output resistance, assuming that the coupling capacitors are short circuits for the ac signal. Repeat Problem P11.50 for an NMOS transistor having KP=50 μA/V2, W=600 μm, L=20 μm, Vto=2 V and rd=∞. Compare the gain with that attained in Problem P11.50.(a) What is the output current IO in the circuitshown if −VEE = −10 V andR = 20 ohm? Assume that the MOSFET is saturated.(b) What is the minimum voltage VDDneeded to saturate the MOSFET if VTN = 2.5 Vand K'n = 0.25 A/V2. (c) What must be the powerdissipation ratings of resistor R and the FET.
- In the circuit given in the figure, Vcc = 15V, R1 = R2 = 10k ohm, RE = 1k ohm, RL = 0.5k ohm and transistor parameters are given as VBE = 0.7V, beta (dc) = beta (0) = 100. According to this;a) Calculate the values of DC bias currents and voltages (I (BQ), I (CQ), V (CEQ)).b) Using the hybrid model of the transistor, draw the small signal equivalent circuit of the circuit.c) Derive the input impedance expression of the circuit and calculate its value.d) Derive the voltage gain expressions A (vi) and A (VG) and calculate its value.e) Derive the current gain expression A (i) = I (0) / I (i) and calculate its value. I sent you question's image. Thank you..The given circuit is a 2N4403 PNP common collector amplifier. Let VCC=12V, VEE=-12V, R1=52.5kΩ, R2=33kΩ, and RE=2.5kΩ. Determine IB, IC, IE, VB, VC, and VE. Start by initially assuming |VBE| =0.7V or and assuming a value of beta (β). Where to look for the value of β? (Hint: It’s in the transistor model assigned). Determine the input voltage (may extend from the supply voltage range) where the BJT goes from “cut-off to active” and where it goes from “active to saturation”. Assume VCE=0.3V (edge of saturation), RL=500Ω, and C1, C2→∞.Figure Q3 shows a common-source amplifier that has transistor parameters Kn’=40μA/V2, W/L=40, VTN=0.4V, and λ=0.02V-1 . State all assumptions made. i. Determine IDQ and VDSQii. Sketch the small signal analysis and determine the small signal voltage gain, Av.