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AN-589: Ways to Optimize the Performance of a Difference Amplifier
AN-589: Ways to Optimize the Performance of a Difference Amplifier

... the presence of a large common-mode signal. Traditional instrumentation amplifiers (in-amps) that have two op amp or three op amp internal configurations are commonly used in these applications. Although in-amps have good common-mode rejection ratios (CMRR), price and sometimes specifications preven ...
introduction
introduction

review for test 1
review for test 1

... Suppose the input voltages and resistors are configured such that the magnitude of the Fourier series of the output signal is given in the Figure above. Which of the following is true? A. The circuit is non-linear and the gain from Signal_Voltage to Vout is 2. B. The circuit is linear and the gain ...
AD8005
AD8005

... when the amplifier is used with a higher noise gain. The capacitive load drive of the AD8005 can be increased by adding a low valued resistor in series with the capacitive load. Introducing a series resistor tends to isolate the capacitive load from the feedback loop thereby diminishing its influenc ...
Vacuum Tube Guitar Amplifier
Vacuum Tube Guitar Amplifier

... without adding any distortion. It has an ideal sound recording compressor which arises from the combination of both slow rising age and the open harmonic structure of the overload characteristics. Within the safe overload range of 15-20 DB, electrical output of the vacuum tube amplifier increases by ...
University of North Carolina, Charlotte Department of Electrical and Computer Engineering
University of North Carolina, Charlotte Department of Electrical and Computer Engineering

INA114 数据资料 dataSheet 下载
INA114 数据资料 dataSheet 下载

Analog Devices HMC903 Datasheet
Analog Devices HMC903 Datasheet

... The HMC903 is a self-biased GaAs MMIC Low Noise Amplifier which operates between 6 and 18 GHz. This LNA provides 19 dB of small signal gain, 1.6 dB noise figure, and output IP3 of 27 dBm, while requiring only 90 mA from a +3.5 V supply. The P1dB output power of 16 dBm enables the LNA to function as ...
AD633 Low Cost Analog Multiplier
AD633 Low Cost Analog Multiplier

... The AD633 is a functionally complete, four-quadrant, analog multiplier. It includes high impedance, differential X and Y inputs and a high impedance summing input (Z). The low impedance output voltage is a nominal 10 V full scale provided by a buried Zener. The AD633 is the first product to offer th ...
Interfacing ProASIC PLUS FPGAs with 5V Input Signals
Interfacing ProASIC PLUS FPGAs with 5V Input Signals

AN1348
AN1348

... ST485 is a RS-485 based interface designed for multipoint differential transmission on a single twisted pair cable. It allows half duplex bi-directional transmission, long cable length and high data rate. Typical applications include LANs, industrial (PLC devices), automotive and computer interfaces ...
Worksheets
Worksheets

... Determine the conditions which will produce an increase in the voltage reading at V3. Is it a rise in temperature? Is it a fall in temperature? (ii) Adjust the variable resistor to 8K. If each graduation on the temperature sensor represents a 10° C shift. At what temperature will the voltage output ...
AD8001
AD8001

... A very simple analysis can put the operation of the AD8001, a current feedback amplifier, in familiar terms. Being a current feedback amplifier, the AD8001’s open-loop behavior is expressed as transimpedance, ∆VO/∆I–IN, or TZ. The open-loop transimpedance behaves just as the open-loop voltage gain o ...
74126
74126

... General Description This device contains four independent gates each of which performs a non-inverting buffer function. The outputs have the 3-STATE feature. When enabled, the outputs exhibit the low impedance characteristics of a standard LS output with additional drive capability to permit the dri ...
EE 321 Analog Electronics, Fall 2013 Homework #5 solution
EE 321 Analog Electronics, Fall 2013 Homework #5 solution

... (b) In this case the derivation is exactly the same as for case (a), so v− = vI = 2 V vo = 2vI = 4 V vA = vo + VD = 4 + 0.7 = 4.7 V (c) In this case, the op-amp output will attempt to draw current by lowering its voltage. It cannot draw current so the op-amp output will go to negative rail. There is ...
TSM9634F - Silicon Labs
TSM9634F - Silicon Labs

... Silicon Laboratories intends to provide customers with the latest, accurate, and in-depth documentation of all peripherals and modules available for system and software implementers using or intending to use the Silicon Laboratories products. Characterization data, available modules and peripherals, ...
Switched Mode Controller for DC Motor Drive.
Switched Mode Controller for DC Motor Drive.

LMC6462 Dual/LMC6464 Quad Micropower, Rail-to
LMC6462 Dual/LMC6464 Quad Micropower, Rail-to

... model includes a simulation of: ...
CHAPTER 2 OPERATIONAL AMPLIFIERS
CHAPTER 2 OPERATIONAL AMPLIFIERS

...  Voltage gain is negative Input and output signals are out of phase  Closed‐loop gain depends entirely on external passive  components (independent of op‐amp gain)  Close‐loop amplifier trades gain (high open‐loop gain)  for accuracy (finite but accurate closed‐loop gain) ...
ADP3338 数据手册DataSheet 下载
ADP3338 数据手册DataSheet 下载

... of capacitor values, types, and ESR (anyCAP). A capacitor as low as 1 µF is the only requirement for stability. A higher capacitance may be necessary if high output current surges are anticipated, or if the output capacitor cannot be located near the output and ground pins. The ADP3338 is stable wit ...
Operational Amplifiers (4.1-4.3)
Operational Amplifiers (4.1-4.3)

low power class ab operational transconductance amplifier for
low power class ab operational transconductance amplifier for

... parasitic and noises. It is suited for broad range of differential capacitive sensor whose differential capacitance is proportional to differential voltage. To maintain a low power profile switched capacitance interfaces is selected which fires at 8 KHz. This frequency is set as a tradeoff between p ...
Differential Amplifier Circuits
Differential Amplifier Circuits

...  Infinite Input Impedance  Input impedance is measured across the input ...
SRA spec 7/30/03
SRA spec 7/30/03

... Amplifier) series power amplifiers bring world-class audio performance to recording studios, high-end home theaters, and numerous additional applications. The SRA series encompasses three models—the SRA 1222, SRA 2422, and the SRA 3622. Power points for these models range from 200 watts/channel at 8 ...
Slide 1
Slide 1

... • Use in a dust free environment • Have clean power supplied • Install in a fixed location by professionals • Never exceed required input level • depends on specification of each amplifier ...
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Amplifier



An amplifier, electronic amplifier or (informally) amp is an electronic device that increases the power of a signal.It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. In this sense, an amplifier modulates the output of the power supply to make the output signal stronger than the input signal. An amplifier is effectively the opposite of an attenuator: while an amplifier provides gain, an attenuator provides loss.An amplifier can either be a separate piece of equipment or an electrical circuit within another device. The ability to amplify is fundamental to modern electronics, and amplifiers are extremely widely used in almost all electronic equipment. The types of amplifiers can be categorized in different ways. One is by the frequency of the electronic signal being amplified; audio amplifiers amplify signals in the audio (sound) range of less than 20 kHz, RF amplifiers amplify frequencies in the radio frequency range between 20 kHz and 300 GHz. Another is which quantity, voltage or current is being amplified; amplifiers can be divided into voltage amplifiers, current amplifiers, transconductance amplifiers, and transresistance amplifiers. A further distinction is whether the output is a linear or nonlinear representation of the input. Amplifiers can also be categorized by their physical placement in the signal chain.The first practical electronic device that amplified was the Audion (triode) vacuum tube, invented in 1906 by Lee De Forest, which led to the first amplifiers. The terms ""amplifier"" and ""amplification"" (from the Latin amplificare, 'to enlarge or expand') were first used for this new capability around 1915 when triodes became widespread. For the next 50 years, vacuum tubes were the only devices that could amplify. All amplifiers used them until the 1960s, when transistors appeared. Most amplifiers today use transistors, though tube amplifiers are still produced.
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