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Consider the 741 op-amp in Figure 13.3, biased with V + = 15 V and V - = -15 V. Assume that no load is connected at the output, and let the input voltages be zero. Calculate the total power dissipated in the op-amp circuit. What are the currents supplied by V + and V -?
Use Mat lab to charge neutrality equation in order to plot the Fermi level as a function of doping vs. temperature for Si, GaAs, SiC, and GaN. Using Phosphorous as a donor dopant at 1e18, 1e16, 1e14, and 1e12 for each material above
The 16giga-byte (GB=2^30 bytes) flash memory chip for an MP3player is 11mm by 15mm by 1mm. This memory chip holds 20,000photos. a) How many photos fit into a cube whose sides are 1mm
Calculate the output voltage (Vo) and the attenuator input voltage (V,) - The attenuation expressed in decibels and find the currents in each component of circuit 1.
A 2.4-m high 200-m2 house is maintained at 22°C by an air-conditioning system whose COP is 3.2. It is estimated that the kitchen, bath, and other ventilating fans of the house discharge a houseful of conditioned air once every hour.
How do you design a 5x32 decoder circuit by using only the minimum number of 2x4 decoders, with enable
An Al0.3Ga0.7As p-n junction LED with doping level ND = 1 x 10^18 cm-3 on n-side and NA=1x10^15 cm-3 on p-side has Vf = 0.9 V forward bias across its junction. The LED cross-section is 200 µm x 200 µm.
A piece of germanium doped with 1016 cm-3 shallow donors is illuminated with light generating 1015 cm-3 excess electrons and holes. Calculate the quasi-Fermi energies relative to the intrinsic energy and compare it to the Fermi energy in the absen..
Use electric circuit analysis techniques and Laplace methods to find the charge, q(t), on the capacitor as a function of time. The switch is closed at t = 0 and the initial voltage V0 on the capacitor is 5 Volts.
Suppose that we define the value of the complex constant A as A = -2 + 2j. Write the constant A in magnitude-angle form, that is, find |A| and A such that A = |A|ej A Sketch the real part of the function z(t), where z(t) = Aej(500pit+pi/2).
Use mesh analysis to find voltage V in the circuit below. Use mesh analysis to find voltages V1, V2 and V3in the circuit below
a three phase motor operates at 70% efficiency, out of a 60Hz 480V balanced system of voltages. the motor takes a line current of 70A at a lagging power factor 65%. if the motor is rotating at 3500 rpm, and neglecting fraction, what is the torque ..
A digital signalling system is required to operate at 38.4 Kbps. If a signal element encodes a 8-bit word, what is the minimum required bandwidth of the channel. what signal to noise ratio is required to achieve the desired capacity on bandwidth t..
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