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Tone Decoder
Tone Decoder

... to-peak amplitude equal to the supply voltage value minus 1.4 volts. It can be externally loaded by any resistance value greater that 1 kilohm without adversely affecting the circuit's function. Alternatively, the squarewave o u t p u t c a n be applied ( i n slightly degraded form) to a low impedan ...
EE2003 Circuit Theory
EE2003 Circuit Theory

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AD640 数据手册DataSheet 下载
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... successive detection scheme to provide an output current proportional to the logarithm of the input voltage. It is laser calibrated to close tolerances and maintains high accuracy over the full military temperature range using supply voltages from ±4.5 V to ± 7.5 V. The AD640 comprises five cascaded ...
II. The Equivalent Input Circuit
II. The Equivalent Input Circuit

... phase error details for medium amplifier gain. The error peaks to approximately 0.2 rad at rather small displacement of 0.5 mm what can be considered the lower edge of transducer operating range. For large displacement the error drops below 0.1 rad even for small negative conductance applied. For mo ...
video pattern generator
video pattern generator

www.BDTIC.com/TI Designing With Logic SDYA009C June 1997
www.BDTIC.com/TI Designing With Logic SDYA009C June 1997

... Although not specifically mentioned in data sheets, additional components, some of them parasitic, influence operational characteristics of devices. These components can affect the function of a system if the devices are not operated within the recommended operating conditions. For example, large sy ...
Current of electricity (Part 1)
Current of electricity (Part 1)

50V 3A Power Module
50V 3A Power Module

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chapter21_PC

... energy is stored and during the other half the energy is returned to the circuit In an inductor, the source does work against the back emf of the inductor and energy is stored in the inductor, but when the current begins to decrease in the circuit, the energy is returned to the circuit ...
TPS76501 数据资料 dataSheet 下载
TPS76501 数据资料 dataSheet 下载

TPS40060 数据资料 dataSheet 下载
TPS40060 数据资料 dataSheet 下载

... has two quadrant operation and will source or sink output current. This provides the best transient response. The TPS40060 operates in one quadrant and sources output current only, allowing for paralleling of converters and ensures that one converter does not sink current from another converter. Thi ...
ENT 163 04-08 - Portal UniMAP
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DOC
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... The phase of the output wave relative to the input wave can be determined using a procedure similar to that used for measuring the period of a wave. shows two signals displayed on an oscilloscope. These represent the input to and output from a circuit. Note first that the two signals have the same p ...
Solution - inst.eecs.berkeley.edu
Solution - inst.eecs.berkeley.edu

RF5189 3V, 2.45GHz LINEAR POWER AMPLIFIER Features
RF5189 3V, 2.45GHz LINEAR POWER AMPLIFIER Features

... The RF5189 is a two-stage device with a nominal gain of 25dB in the 2.4GHz to 2.5GHz ISM band. The RF5189 is designed primarily for IEEE802.11B WiFi applications where the available supply voltage and current are limited. This amplifier will operate to (and below) the lowest expected voltage made av ...
High voltage half-bridge driver
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Series Parallel Circuits

... Since V2 is now known, the voltage divider rule can be used to find the desired voltage V4. Because of the similarities between the networks of (a) and (e), and between (b) and (d), the networks drawn during the reduction phase are often used for the return path. ...
Chapter 21
Chapter 21

COMWAVE2
COMWAVE2

... impedance at that frequency and so V1m sin(t + 1 + 900)/(l/C). For the second harmonic the current will be the voltage of that harmonic divided by the impedance at that frequency and so V2m sin(2t + 2) + 900)/(l/2C). Thus the current waveform will be: i = C V1m sin(t + 1 + 900) + 2C V2m si ...
L6384E
L6384E

... The internal bootstrap driver gives great advantages: the external fast recovery diode can be avoided (it usually has great leakage current). This structure can work only if VOUT is close to GND (or lower) and in the meanwhile the LVG is on. The charging time (Tcharge ) of the CBOOT is the time in w ...
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Lecture1 Resistive circuits

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17 Tips-Tricks.indd

... Measure Accuracy refers, again, to voltage measurement. The first number, 0.01% is the gain number; multiply it by the reading to get the error. For example, in measuring 20V the gain accuracy would give a 2mV uncertainly. The second number, offset, normally dominates when making measurements near ze ...
NCP1027ATXGEVB A 5.0 V/2.0 A Standby Power Supply for Intel Compliant ATX Applications
NCP1027ATXGEVB A 5.0 V/2.0 A Standby Power Supply for Intel Compliant ATX Applications

... A full CCM operation gave us an adequate performance in this particular case, with good full load efficiency results as we will see. The part switches at 65 kHz which represents a good trade−off between switching losses and EMI control. A brown−out circuit was implemented, turning the SMPS on around ...
Cost-Effective Smart Metering System for the Power Consumption
Cost-Effective Smart Metering System for the Power Consumption

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Operational amplifier



An operational amplifier (""op-amp"") is a DC-coupled high-gain electronic voltage amplifier with a differential input and, usually, a single-ended output. In this configuration, an op-amp produces an output potential (relative to circuit ground) that is typically hundreds of thousands of times larger than the potential difference between its input terminals.Operational amplifiers had their origins in analog computers, where they were used to do mathematical operations in many linear, non-linear and frequency-dependent circuits. The popularity of the op-amp as a building block in analog circuits is due to its versatility. Due to negative feedback, the characteristics of an op-amp circuit, its gain, input and output impedance, bandwidth etc. are determined by external components and have little dependence on temperature coefficients or manufacturing variations in the op-amp itself.Op-amps are among the most widely used electronic devices today, being used in a vast array of consumer, industrial, and scientific devices. Many standard IC op-amps cost only a few cents in moderate production volume; however some integrated or hybrid operational amplifiers with special performance specifications may cost over $100 US in small quantities. Op-amps may be packaged as components, or used as elements of more complex integrated circuits.The op-amp is one type of differential amplifier. Other types of differential amplifier include the fully differential amplifier (similar to the op-amp, but with two outputs), the instrumentation amplifier (usually built from three op-amps), the isolation amplifier (similar to the instrumentation amplifier, but with tolerance to common-mode voltages that would destroy an ordinary op-amp), and negative feedback amplifier (usually built from one or more op-amps and a resistive feedback network).
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