# Calculate The Required Value Of Resistor B To Achieve The Required Tail Current Iss 4025083

a) Calculate the required value of resistor ?B to achieve the required tail current ISS.
(20 marks. To get the full mark, the early effect of transistors needs to be included. If you
exclude the early effect, the highest mark you can get is limited to 10 marks)
b) Calculate the output resistance of the current mirror comprising transistors Q5 and Q6.
(4 marks)
c) Calculate the differential mode and common mode small signal voltage gains of the
differential amplifiers (the output of differential amplifiers is ?\$, as shown in Fig. 1).
(20 marks)
d) Calculate the input differential mode resistance and input common mode resistance.
(6 marks)
e) Calculate the required value of resistor ?, to achieve an output DC voltage of 8 V.
(5 marks)
f) Calculate the differential mode small signal voltage gain of the amplifier circuit (the output is
?\$D5 as shown in Fig. 1).
(5 marks)
g) Calculate the common mode input and the differential input range.
(10 marks) Document Preview:

SCHOOL OF ENGINEERING EEET2097 ELECTRONIC CIRCUITS ASSIGNMENT 2 Submission date and time: 18 October 2019, 11:59pm, submit via Canvas An analogue amplifier circuit is shown in Figure 1 below. Figure 1 Integrated amplifier circuit. Circuit Data: V = 15 V, -V = -10 V I = 2.0 mA DD EE SSTransistor Data: ,Q1, Q2, Q7: NMOS, ?? ?? =90????/?? , ??/?? =10????/1.6????,?? =0.8??,?? ?? =0.10????/?? ” \$% 5″ “,Q3, Q4: PMOS, ?? ?? =40????/?? , ??/?? =10????/1.6????,?? =-0.9??,?? ?? =0.05????/?? 8 \$% 58 8Q5, Q6: NPN BJT, ß=100, ?? =0.7??,?? =50?? => @ For the amplifier circuit shown in Figure 1: a) Calculate the required value of resistor ?? to achieve the required tail current I . SSB(20 marks. To get the full mark, the early effect of transistors needs to be included. If you exclude the early effect, the highest mark you can get is limited to 10 marks) b) Calculate the output resistance of the current mirror comprising transistors Q5 and Q6.(4 marks) c) Calculate the differential mode and common mode small signal voltage gains of the differential amplifiers (the output of differential amplifiers is ?? as shown in Fig. 1). \$,(20 marks) d) Calculate the input differential mode resistance and input common mode resistance. (6 marks) e) Calculate the required value of resistor ?? to achieve an output DC voltage of 8 V. ,(5 marks) f) Calculate the differential mode small signal voltage gain of the amplifier circuit (the output is ?? as shown in Fig. 1). \$D5(5 marks) g) Calculate the common mode input and the differential input range. (10 marks) Use NI Multsim simulations (desktop version) to verify your calculations in: (1) Part (a). (5 marks) (2) Part (c). (10 marks) (3) Part (d). (5 marks) (4) Part (e). (5 marks) (5) Part (f). (5 marks) Hint1: For NMOS transistors, use the “MOS_N” available in the component library. To change the parameters, double click the component. You can change…

Attachments: eeet2097-assi….pdf 4.6/5

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