MULTIPLE ANSWER QUESTION: Select correct sentences. Below,…

MULTIPLE ANSWER QUESTION: Select correct sentences. Below, both figures show a BJT differential stage, each biased by a different current source. Referring to Circuits A and B, choose the correct statements. Assume that the bias current IQ​ is the same for both circuits. Note: There is more than one correct answer. Any incorrect selection will lower your grade. Diff pair biased by diff CS.jpg

MULTIPLE ANSWER PROBLEM:   Select 3 choices corresponding to…

MULTIPLE ANSWER PROBLEM:   Select 3 choices corresponding to biasing current IQ (35%), output voltage VO2 (25%) and differential mode gain Ad (40%) of the MOS differential stage. Choose the values closest to what you have found Assume M3 and M4 are matched to each other, and M1 and M2 are also matched. mos-diff-upscaled.jpg

MULTIPLE ANSWER: Select two choices corresponding to Ract-lo…

MULTIPLE ANSWER: Select two choices corresponding to Ract-load and output current IQ Assume, transistors M1 and M2 are matched. The value of the VSG voltage shown is given as 2.4V  (VSG=2.4V). Other parameters given are:  λ n= λp=0.02 V-1 For PMOS: VTP= -1V and Kp1=Kp2=0.3 mA/ V2 ; For NMOS: VTN=1V, Kn=1.5 mA/V2  Find the output current IQ and then the active load resistance Ract-load of the amplifier transistor M0. Choose the answers closest to what you have found. act load-upscaled-FINAL.jpg

MULTIPLE ANSWER: Select two choices corresponding Ro (of the…

MULTIPLE ANSWER: Select two choices corresponding Ro (of the current source) and the IE6 current referring to below circuit For all transistors take β=100, VA=72V, VT=0.026, VBE(on)=0.7 V. What is the output resistance Ro of the current source that is biasing the differential pair and the value of IE6 (emitter current of Q6) mstage.jpg

MULTIPLE ANSWER: Select two choices corresponding to Ract-lo…

MULTIPLE ANSWER: Select two choices corresponding to Ract-load and output current IQ Assume, transistors M1 and M2 are matched. The value of the VSG voltage shown is given as 2.4V  (VSG=2.4V). Other parameters given are:  λ n= λp=0.02 V-1 For PMOS: VTP= -1V and Kp1=Kp2=0.3 mA/ V2 ; For NMOS: VTN=1V, Kn=1.5 mA/V2  Find the output current IQ and then the active load resistance Ract-load of the amplifier transistor M0. Choose the answers closest to what you have found. act load-upscaled-FINAL.jpg