RE -3.3k2 Figure 5. Vbe-0.7V (active), Vce 0.2V (saturation), p-100 For the circuit shown in Figure...
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...
DC Biasing For the circuit below, assume 150, VBE(ON) -0.7V and Vce(SAT)- 0.2V Voc 10 VO Rc 3.3K ib Rb 330K Write an equation for ib in terms of Vin (Hint: use KVL from VBB to ground) Write the general equation for ic in terms of ib and P Write an equation for Vce in terms of ic CE- Fill the table Operational Region 0 V 3 V 5 V 7 V
RE 3K30 V_B Dar v.ce vor RC ROOLIVC B = 100 and VBE = -0.7V Fig. 2 1. Calculate: VB.Ve V, and Vce. 2. Calculate:IB., and Ic. 3. Using the same circuit and assuming active mode operation, find the resistor values (R1, R2, Re and Rc), to bias the transistor at the Q-point: Vce = -8 V and Ic = 8 mA. Use the following parameters: Vcc = 20 V,ß = 200,Ve = 16 V, RTH = 0.1BRg.
Question #3 (14 points) Assume: B = 100 when active VBE = 0.7V when the base-emitter junction is forward-biased. VCE (SAT) = 0.2V (8 points) a) Compute the value for RE to establish a DC emitter current of 0.5mA. Assume the BJT is operating in the active region. (6 points) b) Compute the range of RC values that would ensure the BJT is operating in the active region.
(iii Assuming that the transistor in the circuit in Figure 2 is in forward active mode and VBE 0.7V and B = 200, calculate the DC bias values of the base current, the collector current and the voltage VCE 20 knS 12 kS 4.7 pF 47uF 3.3 knS 200S Figure 2
In the amplifier circuit in Figure 1 assume further that the transistor remains in the active region at all times. Express the amplitude of "vo" in terms of A and the circuit parameters. Please express algebraically. where Ve is a DC offset, and vb(t) is a time-varying purely AC signal. Suppose the amplitude of vb is A. Assume that the capacitor C is sufficiently large so that it can be considered to be short at the signal frequencies. . Rc,...
Consider the circuit shown on the right..... Qucstion 3. [20 marks] Considcr the circuit shown to the right For l he RIT, β-100, V4-00, VBE,on-0.7V. CE,sut-0.2V, and VA 00 For the MOSFET, K, 100 TriA/V2, λ O, +10V +10V 1.46ML Ao. Capacitors are assumed AC short circuits 4KS2 1KS2 3.a. [8 maks Calculate the operating point I) 3.c. [8 marks] Use the small signal model to calculate the voltage gain of the circuit Vout VIV 7 Vin Qucstion 3. [20...
I keep getting the wrong answer from everyone else pls help me get the right answer For the BJT bias circuit shown, what value of Rc in kilohms is needed to allow the maximum possible peak-to-peak signal swing on the collector without clipping? Use Vcc-9V, Vee--7V, Vb-1.2V, and Re -9.9k2. Assume that to keep the transistor in the forward-active region, the base-collector junction cannot be forward biased. Use B 20 and Vbe(on) 0.7V. Neglect the effects of base-width modulation. Vcc...
D. For the transistor circuit shown in Figure 7, assuming that the transistor is in the forward active mode, and B = 100 and VBE = 0.7V, calculate Base current 1B Collector current Ic (iii) Emitter current le (iv) Collector to emitter voltage Vce and (v) Voltage across the 2009 resistor v 3 80022 10 kV W VCE VBE مت + + 1 2001} 1 1
The circuit below is a common collector (CC) circuit. Assuming VBEON VA, and ß - 100, , VCE.SAT 0.2V, VA 00 Calculate the transistor operating point. a. 1 b. Find the small signal voltage gain, 。 Find the driving point input resistance. c. d. If the input is a sinewave, find the maximum output voltage amplitude before clıpping sets in. B1 CO Q1 RE v,RB2 Assuming VBEON VA, and ß - 100, , VCE.SAT 0.2V, VA 00 Calculate the transistor...