For the following circuits assume Is = 8 x 10-16 A, β = 100, and VA =∞.
a. Determine the operating point and the small-signal model of Q1 for each of the following circuits.
b. Find the voltages VC and VE
For the following circuits assume Is = 8 x 10-16 A, β = 100, and VA...
Problem 3. [20 points] For the following circuits assume ls-8 10-16 A, β- 100, and VA-co a) b) Determine the operating point and the small-signal model of Q1 for each of the following circuits Find the voltages Vc and VE 0.1k2 0.2kn 2kn 2V 2V 1mA
4.19 how to.solve it? 4.17. A transistor gives a transconductance collector c of 1/13 Ω with base-emitter voltage of 800 mV. Calculate the value of Is of the transistor where a i the small still equa 4.18. Determine the operating point and e small-signal oolin : 4.57. 4.22. The coll of the circuits shown in Fig. 4.57. Assume Is -8x10-10 A, β 100, and 4.19. Determine the operating point and the small-signal model of Q1 for each of varies fr...
Problem #1 : For the Circut in the figure assume β-100 and VA-120. A) Calculate the DC operating point of the transistor, gm ro, and r. (Neglect Early effect and ls for the DC analysis part) B) Calculate the small signal input and output resistance of the amplifier C) Calculate the small signal voltage and current gain of the amplifier L0V 20k 100 Vi k C1 ез 40k 3 k -10V
Consider the circuit shown on the right..... Qucstion 3. [20 marks] Considcr the circuit shown to the right For l he RIT, β-100, V4-00, VBE,on-0.7V. CE,sut-0.2V, and VA 00 For the MOSFET, K, 100 TriA/V2, λ O, +10V +10V 1.46ML Ao. Capacitors are assumed AC short circuits 4KS2 1KS2 3.a. [8 maks Calculate the operating point I) 3.c. [8 marks] Use the small signal model to calculate the voltage gain of the circuit Vout VIV 7 Vin Qucstion 3. [20...
12 = 5x 10-16 (A), 2. Consider the BJT circuit below, where Isi = 2 x 10"""[A), B1 = 100, 1:2 = 5 x 10 B = 50, V1 = 26 [mV], VBB = 2 [V], Vcc=5 [V], R1 = 1 [kS2], and VA=0. (a) We want to operate Q2 (pnp BJT) in "soft saturation region with Base-Collect junction being forward biased by 200 [mV]. Find input supply voltage (large signal), Vsupp, and output voltage (large signal), Vout, for the...
An npn transistor with IS = 5 × 10−16 A, β= 100, and VA = 65 V is biased in the forward-active region with VBE = 0.72 V and VCE = 10 V. What is the collector current IC? What would be the collector current IC if VA = ∞? What is the ratio of the two answers in parts (b) and (c)?
Score 2. (22 points) For the circuit in Figure 2, the transistor parameters are: 2 0, VN=2V, Ka-1mA/V2, all the capacitors are assumed to act as short circuits at the signal frequency (1) Calculate the Q-point (Vos. I Vos); (2) Sketch the small-signal equivalent circuit, you must label the polarities of the voltages and the direction of the current; (3) Determine the voltage gain A, vo/v (4) Determine the input resistance Ri and output resistance Ro V1 5 10 V...
For all BJTs, assume: IVBE,on1-0.7V, β 100, and|VCE,sat-0.1V (use Vr 25mV) For all MOSFETs, assume: I'm|-1V and μ COX-20 V2. Q3: Consider the circuit shown to the right where W- 100. Resistor values are: RG 1M, RD 10kn, Rs 500, R 20k0, and Rs 100k. The capacitors should be assumed short- circuits at the operating frequency of the circuit and Vo -Vss = +3V. a) Calculate the bias point parameters (lo and Vos) for the Rai Ca Rsi transistor and...
The circuit below is a common collector (CC) circuit. Assuming VBEON VA, and ß - 100, , VCE.SAT 0.2V, VA 00 Calculate the transistor operating point. a. 1 b. Find the small signal voltage gain, 。 Find the driving point input resistance. c. d. If the input is a sinewave, find the maximum output voltage amplitude before clıpping sets in. B1 CO Q1 RE v,RB2 Assuming VBEON VA, and ß - 100, , VCE.SAT 0.2V, VA 00 Calculate the transistor...