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3. = = Given the circuit configuration below, where all transistors are identical, VBE 0.6V, B = 6 ...
3. = = Given the circuit configuration below, where all transistors are identical, VBE 0.6V, B = 60, rbb, = 300N, Vcc = Vee = 6V, Rc = 18kN, Rp = 501 , R1 = R3 = 2.2k1, R2 = 4301, RL = 36k1, the room temperature voltage is 26mV. (1) Find the quiescent emitter current of T? and Tz (10 marks) (2) Compute the mid-frequency differential-mode voltage gain (10 marks). VCC RC uo Rc RL ?2, Ti + 11 RD U12 R1 ? Tz T4 R3 R2 -VEE