= un Find OmPit = For the circuit shown in Fig.3, ß = 130, RB (280 + X)k, Rc = 4.7k, Re1 = 2.2k, Re2 = (2.2 + 0.Y)k, R_

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Un Find Ompit For The Circuit Shown In Fig 3 Ss 130 Rb 280 X K Rc 4 7k Re1 2 2k Re2 2 2 0 Y K R 1 (75.81 KiB) Viewed 58 times

= un Find OmPit = For the circuit shown in Fig.3, ß = 130, RB (280 + X)k, Rc = 4.7k, Re1 = 2.2k, Re2 = (2.2 + 0.Y)k, R_ = 150k, VCC 6V, VEE = -8V. i. and re. [1B Veel-VBE -] [5] RB+(1+B)(RE1+RE2) ii. Sketch the AC equivalent circuit and the simplify it. [6] iii. Sketch the small signal equivalent circuit replacing the BJT with one of the small signal models.[5] iv. Based on the circuit in (ii), derive the expression for Vi and Vo [8] v. Determine Rib and Ay.[6] VCC Fig. 3 Rc Rs C HH Vi C3 VO Vs RE2 RB WW SRL Re1 X=1 Y=7 Rib VEE