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Design a current steering circuit that provides 2 current sinks and one current source with the...
Design a double cascode PMOS amplifier that is loaded with a double cascode NMOS current mirror. The current mirror uses an ideal current source with IREF = 200 µA. Find widths and lengths for all transistors, Ron, and Rop given |VOV| = 0.4 V, |VA| = 4 V, Kn ' = 250 µA/V2 , Kp ' = 50 µA/V2 , and AV = −450 V/V. This is a design problem. Kindly design what you are told. Come up with necessary...
5. The NMOS and PMOS transistors in the below circuit are matched with kn’(Wn/Ln)=kp'(Wp/Lp)=1 mA/V2 and Vin=-Vt=1V. (20 pts) +5 V a) Which MOSFET is cut-off, NMOS (QN) or PMOS (QP) for VF-5V? Why (5 pts) Qp -5 Vo Ipp Vo VION ON -5 V b) When VF-5V, in which mode, saturation or triode, the circuit operate? Explain why? (5 pts) c) Find the drain current ipy and ipp and the voltage vo for VF-5V (10 pts)
Problem 1 -Integrated Common Source Amplifier: For the circuit in Fig.1, draw the small signal equivalent circuit and find the following small signal values: gm1 go1 go2 Vout/Vin Rout You can assume that the overdrive voltage for all transistors is 0.2V and A for the NMOS and PMOS are 0.1V1 and 0.05V1 respectively. The drain source current of the transistors M1 and M2 is 20HA. All gate lengths of homework 3.) 0.5um. (The DC analysis for this circuit was done...
R, Figure P7.49 .50 Figure P7.50 shows a current source realized using a current mirror with two matched transistors Q, and o, . Two equal resistances R, are inserted in the source leads to increase the output resistance of the current source. If Q, is operating at gm 1 mA/V and has VA-= 10 V, and if the maximum allowed de voltage drop across R, is 0.3 V, what is the maximum avail- able output resistance of the current source?...
1. Consider the following current mirror combination, where all transistors have the same kn'(W/L) = kp'(W/L) = 2mA/V2, and VTN-1У, VTP--1V. It is also given that VDD1-10V, VDD2-8V. Remember that for saturation the drain current is given by IDー½ k,"(W/L) (VGS-Yn)" for NMOS and ID ½ kp"(WL) (VGS-V,»)2 for PMOS. You can ignore the channel modulation for all transistors. (a) Find the value of R so that I.-1mA. (b) Are transistors Q1, Q2, Q3 in saturation? (c) What is the...
) The current-mirror circuit shown in Figure 3 utilizes pnp transistors having Isl 10-5A and/s2-2x10-5A for transistors Q1 and Q2 respectively and for both transistors a β 50, and |Val 10 V to source a current at Vo.It is required to design the circuit to provide an output current oflo= 1 mA at Vo = 2 V. What values of REF and R are needed? 0i 02 /REF lo
) The current-mirror circuit shown in Figure 3 utilizes pnp transistors...
An analogue amplifier circuit is shown in Figure 1 below. VDD Q5 15V JL - Vout Irer RI Vina JET T7T Figure 1 Integrated amplifier circuit. Circuit Data: Vpp = 15 V, IREF = I1 = I2 = 1.0 mA Transistor Data: Q1: NMOS, un Cox = 80 A/V?, W/L = 100 um/0.8 um, Vtn = 0.8 V, L = 0.10 um/V Q2: NPN BJT, B = 100, Vbe = 0.7 V, VA = 150 V Q3, Q4: NMOS, un...
Consider the following current mirror
combination, where all transistors have the same
kn'(W/L) =
kp'(W/L) =
2mA/V2, and VTN =
1V, VTP = -1V. It is also given that VDD1 =
10V, VDD2 = 8V. Remember that for saturation the drain
current is given by ID = ½
kn'(W/L)
(VGS –
VTN)2 for NMOS and
ID = ½
kp'(W/L)
(VGS –
VTP)2 for PMOS. You can
ignore the channel modulation for all transistors.
Find the value of R so that...
All nMOS transistors in the circuit shown are identical, have k' WIL 4 mA/V2 and operate in the active region lp 1/2k 'W/L(Vas-V)']. Knowing that the de voltage VD4 at the drain of Q4-2 V. Determine: 1. The value of the bias current lo 2. The value of Vov 3. The transconductance gm of Q1 and Q2 4. The voltage gain vo/v 5. The voltage gain when a source resistance R, 1K2 is added to the source of Qi and...
Question 3 a) Design the resistive load based NMOS inverter in Figure Q3a to provide VOL = 200 mV and to draw a supply current of 80 pA in the low-output state. Let the transistor be specified to have VTN = 0.7 V, KN = 125 JA/V, and I = 0. The power supply VoD = 2.5 V. State any assumptions made. Calculate the required values of W/L and Rp. ii) How much power is drawn from Voo when the...