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High-Power DC-DC Converter - E.ON Energy Research Center
High-Power DC-DC Converter - E.ON Energy Research Center

MAX9890 Audio Click-Pop Suppressor General Description Features
MAX9890 Audio Click-Pop Suppressor General Description Features

... single-supply devices such as CODECs and other headphone amplifiers that do not have click-and-pop suppression. Single-supply audio amplifier outputs have a DC bias voltage, VCC / 2, and require large output-coupling capacitors to block the DC voltage from the speaker. During startup or shutdown, th ...
Power Gain Stages for Monolithic Amplifiers
Power Gain Stages for Monolithic Amplifiers

... loop associated with each side of the booster limits stage gain to about 5. This is necessary for stability. The gain bandwidth available through the Q3-Q5 and Q4-Q6 connections is quite high, and not readily controllable. The local feedback reduces the gain bandwidth, prompting stage stability. The ...
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... ! This equation resembles Ohm’s Law with the capacitive reactance replacing the resistance ! One major difference between the capacitive reactance and the resistance is that the capacitive reactance depends on the angular frequency of the time-varying emf ...
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... The PTH08T210W is a high-performance 30-A rated, non-isolated power module which utilizes a multi-phase, switch-mode topology. This module represents the 2nd generation of the PTH series power modules which include a reduced footprint and improved features. Operating from an input voltage range of 5 ...
Probabilistic - Optimal Power Flow for Radial Distribution Systems
Probabilistic - Optimal Power Flow for Radial Distribution Systems

... electric transmission systems for a variety of purposes. The most common amongst them are: (a) real power OPF where real power output of generators are scheduled such that the total cost of generation is minimized [1], and, (b) reactive power OPF where generators voltages, reactive power compensatio ...
LTC6605-7
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... combiners. However, up to half of the FET output power in a conventional distributed amplifier (DA) is wasted in idle terminations [2], resulting in a low efficiency (typically less than 20%). Furthermore, interference between the forward and reverse travelling waves on the drain line results in uneve ...
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... aimed to investigate whether changes occurs at the motor characteristics. In order to address the problem, several methods have been used, for example, the tensor analysis. Observation and laboratory measurement cannot longer to be performed, due to low voltage supply. All characteristics, therefore ...
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and wavelets
and wavelets

... (duration in the range of millisecond), and impulse spike (duration in the range of microseconds). Surges are highenergy pulses arising from power system switching disturbances, either directly or as a result of resonating circuits associated with switching devices. Protection against surges and imp ...
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No Slide Title

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2PS24017E3CE32778 TechnicalInformation

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Experiment7

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MAX8744A/MAX8745A High-Efficiency, Quad-Output, Main Power- Supply Controllers for Notebook Computers General Description

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... The TPS2830 and TPS2831 are MOSFET drivers for synchronous-buck power stages. These devices are ideal for designing a high-performance power supply using switching controllers that do not have MOSFET drivers. The drivers are designed to deliver 2.4-A peak currents into large capacitive loads. The hi ...
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... The switchpack has two main components: a transformer and one high current relay. The transformer has a primary line voltage input and a secondary low voltage output. The low voltage output, 15 VDC, provides operating power to connected low voltage Greengate occupancy sensors. When an occupancy sens ...
Specification Sheet
Specification Sheet

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Switched-mode power supply



A switched-mode power supply (switching-mode power supply, switch-mode power supply, SMPS, or switcher) is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently. Like other power supplies, an SMPS transfers power from a source, like mains power, to a load, such as a personal computer, while converting voltage and current characteristics. Unlike a linear power supply, the pass transistor of a switching-mode supply continually switches between low-dissipation, full-on and full-off states, and spends very little time in the high dissipation transitions, which minimizes wasted energy. Ideally, a switched-mode power supply dissipates no power. Voltage regulation is achieved by varying the ratio of on-to-off time. In contrast, a linear power supply regulates the output voltage by continually dissipating power in the pass transistor. This higher power conversion efficiency is an important advantage of a switched-mode power supply. Switched-mode power supplies may also be substantially smaller and lighter than a linear supply due to the smaller transformer size and weight.Switching regulators are used as replacements for linear regulators when higher efficiency, smaller size or lighter weight are required. They are, however, more complicated; their switching currents can cause electrical noise problems if not carefully suppressed, and simple designs may have a poor power factor.
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