What are the values of . Řm , Rout, and Άι-e for the following amplifier if Rç -2M2, R, -100k2, R, -22, and g10mS. Assume Rin Rout RG 2M Vie RL 2k リ 0 What are the values of . Řm , Rout, and Άι...
answer all R; " Problem 2) What are the values of Rin, Rout, Ay, and A, for the amplifier given if R = 5000, R3 = 1MA, RE = 120k2, Rc = 56k2, R3 = 500kn, Vcc = 15V, -Vee = -15V? Assume Q-point of the transistor is known as (0.109mA, 12.2V). Use B. = 100 and assume VA = 00. (a) Find the small-signal parameters (9m, Pero). (b) Draw the small-signal model for the circuit." (c) Compute Rin, Rout,...
For the following circuits, determine Av (Voutput/Vinput), Rin, and Rout. Given that threshold voltage (Vt) = 1.65 V, early voltage (Va) = 51V, transconductance parameter Kn = un. COX. W/L = 0.5 mA/V2 Signal coupling capacitors are 47 uF, VDD =+9 V and VSS =-9V. The resistor values are RG= 1.5 MO, RD=20 kq, RS1 =1.8 k 2, RS2 =18 kl with RS =RS1 +RS2. - The load resistor is RL=47 ko. > lg 3 Roi Vou 3 R Xw2...
Voc Ri Rc C2 + RS G Q2N3904 RL Vout 2 R2 RE CE Rin Rout Cu B 1x B C o + V be : Cr 8m'be E VCC R R2 Rc RE RS RL С. Cz CE 12 V 8.2 kg 3.9 ko 6.3 k2 3.3 kΩ 3 ko 3.9 ko 10 uF 1uF 100 u Assume the 2N3904 has a 8 =100, Veron} = 0.7V, VA= 100V, C=100, C=13.9pF and Ce=8pF. Use the emission coefficient as n...
5. (20 points) For the amplifier in the following figure: +Vcc Rout Rc C3 R2 Rin Ri 1 k R3 Vo Vi R1 RE -VEE a) Draw the de equivalent circuit and find the Q-point. Assume B -75 b) Draw the equivalent circuit used for ac analysis. Find the values in Thevenin equivalent representation for the amplifiers between C, and C as shown below. What is the maximum value of v, that satisfies the small- signal assumption? Rout Ri vi...
gm = 1.6 mS, r(pi)= 62.5 kOhm, ro= 1.875 MOhm, Rin= 39.2 kOhm, Rout= 37.6 kOhm, Av = -59, Av with RE added = -14.6, RiB with RE added = 264.5 kOhm The ac equivalent circuit for an amplifier is shown in Fig. P13.59. Assume the capacitors have infinite value, R = 750 12, RB = 100 k12, Rc = 62 k22, and R3 = 100 k12. Calculate the voltage gain and input resistance for the amplifier if the BJT...
For the driven-right-leg system below along with its equivalent circuit, assume 4. R,-5M0(non-ideal input impedance of op-amp) db Rx Auxiliary op amp RL db R1 Vcm_ Vi R5 2 RF R4 Rx o v RG 0 7 RA Auxiliary Amplifier O VREF 2 R2 What are the benefits of using the driven-right-leg circuit? What is the value of the common-mode voltage if resistor RRL is tied to ground instead of the auxiliary amplifier? e. For the driven-right-leg system below along...
18. Determine the following ac values for the amplifier in Figure below. (c) A, (e) Ap (a) Rin (b) Rin(tot) (d) A¡ Vcc +18 V Rc 3.3 kn C2 ER 47 kN o Vout 104F βρC 75 10 mV B = 70 10μF C3 100 µF RE R, 12 k2 1.0 kN
5. Determine the following parameters for the amplifier of figure 4. Assume B= 150 and VA- 120V. a. ICQ and VCEO b. Rin ܟܘ ܝܟ ܢܽܘ ܝܺ C. Ro d. Av(NL) Av(WL) 16 V R; 75 kq Rc 34.3 k2 10 uf 10 F E 2N2222A Rs 2ks R: 315ko Run $ 3302 RL 34740 v. 100 mV Re $1.6k9100 uF
Instrumentation Amplifier 4) Analyse the following instrumentation amplifier. Assume that the VFA is ideal (a-1)R R R (a-1)R V wwW WW o Vout CFA VFA Vk= Zi V1 O- a) Write Vt in terms of {V2, Vx : a} b) Write Vin terms {V1: a, R, Z} c) Write Vout in terms of {Vi, V2 : a, R, Z} d) Write Vout in terms of {Vem, Vd : a, R, Z} e) Suppose that the CFA has a frequency response...
Building Blocks of Integrated-Circuit Amplifier 582 Chapter 7 operation is possible? What are the values of g,m and r, of 0, and 0,? What is the output resistance of the mirror? IRE 7.77 Find the output resistance of the double-cascode current rfor of Fig. P7.77. /REF Q6 . Fi Qs I . 22 de to Q4 th th 21 as 0. Figure P7.77 7.78 Consider the Wilson current-mirror circuit of Fig. 7.40 7 when supplied with a reference current E...