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Chapter 4
Chapter 4

... Output from line is not instantaneous vp = 1/(LC)1/2 Input appears to be a resistance (top figure) Load terminated by MOSFET (high resistance) ...
The Body Effect
The Body Effect

Assembly instruction - Inter-Lux
Assembly instruction - Inter-Lux

... steel cable brackets on the ceiling. Through soft pressure on the spring-loaded nozzle of the steel cable bracket it is smoothly adjustable upward or downward to the desired position. As soon as there is load on the steel cable bracket, it will secure itself and it won’t slide in any directions. To ...
MAX1652–MAX1655 High-Efficiency, PWM, Step-Down DC-DC Controllers in 16-Pin QSOP General Description
MAX1652–MAX1655 High-Efficiency, PWM, Step-Down DC-DC Controllers in 16-Pin QSOP General Description

... and deliver up to 10A using a unique Idle Mode™ synchronous-rectified PWM control scheme. These devices automatically switch between PWM operation at heavy loads and pulse-frequency-modulated (PFM) operation at light loads to optimize efficiency over the entire output current range. The MAX1653/MAX1 ...
Solid State Relays
Solid State Relays

MAX15023 Wide 4.5V to 28V Input, Dual-Output Synchronous Buck Controller General Description
MAX15023 Wide 4.5V to 28V Input, Dual-Output Synchronous Buck Controller General Description

... The MAX15023’s adaptive synchronous rectification eliminates the need for external freewheeling Schottky diodes. The device also utilizes the external low-side MOSFET’s on-resistance as a current-sense element, eliminating the need for a current-sense resistor. This protects the DCDC components from ...
AD01414611470
AD01414611470

... But every H-bridge cell has isolated dc capacitor and balancing problem of capacitor voltages exists in this configuration. STATCOM is often requested to operate under asymmetrical condition by power system faults, such as one line grounding or two-line short circuit. These kinds of faults cause unb ...
Circuit Theory Chapter 4
Circuit Theory Chapter 4

LM2574 - 0.5 A, Adjustable Output Voltage, Step
LM2574 - 0.5 A, Adjustable Output Voltage, Step

Current Meter Guard/Ground Connections
Current Meter Guard/Ground Connections

2016 China International Conference on Electricity Distribution
2016 China International Conference on Electricity Distribution

High Voltage Pulse Modulators Tutorial
High Voltage Pulse Modulators Tutorial

Allegro Sigrity PowerSI Datasheet
Allegro Sigrity PowerSI Datasheet

... The Cadence® Sigrity™ PowerSI® environment provides fast and accurate full-wave electrical analysis of leading-edge IC packages and PCBs to overcome increasingly challenging design issues such as simultaneous switching noise (SSN), signal coupling, problematic decoupling capacitor implementations, a ...
LM1575/LM2575/LM2575HV SIMPLE SWITCHER® 1A Step
LM1575/LM2575/LM2575HV SIMPLE SWITCHER® 1A Step

... LM1575/LM2575 is used as shown in the Figure 2 test circuit, system performance will be as shown in system parameters section of Electrical Characteristics. Note 5: Output (pin 2) sourcing current. No diode, inductor or capacitor connected to output pin. Note 6: Feedback (pin 4) removed from output ...
REDUR
REDUR

... Medium voltage current transformer of REDUR are available for nominal voltages up to 36 kV. In order to satisfy technical requirements, our transformers are sealed with a high quality resin. In contrast to current transformers, voltage transformers must never be short-circuited on the secondary sid ...
Protection current transformer Type VIS DIN small Form
Protection current transformer Type VIS DIN small Form

... Medium voltage current transformer of REDUR are available for nominal voltages up to 36 kV. In order to satisfy technical requirements, our transformers are sealed with a high quality resin. In contrast to current transformers, voltage transformers must never be short-circuited on the secondary sid ...
datasheet search site | www.alldatasheet.com
datasheet search site | www.alldatasheet.com

... It is recommended to design for V+ equal or greater than 7.5V with loop currents up to 30mA to allow for out-ofrange input conditions. ...
Current Electricity - Petoskey High School
Current Electricity - Petoskey High School

... Conductors are materials that allow electricity to flow through them Good conductors, like copper wire, have low resistance. This means that they will easily allow electricity to pass through them Conductors conduct because they hold electrons loosely, and electrons can pass from one atom to the nex ...
Lecture #7
Lecture #7

... A single production node connected with a single consumption node Consumption node ...
AN1731
AN1731

... The part of the circuit used to drive the emergency lamp is composed of DC-AC converters. The DC-AC converters transform the low DC input voltage in high AC output voltage required by the fluorescent tube. Fluorescent tubes are employed in these applications because they are much more efficient at c ...
Chapter 28 QQ
Chapter 28 QQ

L6384E
L6384E

... avoid below threshold spikes on pin 3 that can cause undesired shut down of the IC. For this reason the connection of the components between pin 3 and ground has to be as short as possible. This pin can not be left floating for the same reason. The pin has not be pulled through a low impedance to VC ...
N-channel 600 V, 0.13 typ., 21 A MDmesh™ DM2 Power MOSFET in
N-channel 600 V, 0.13 typ., 21 A MDmesh™ DM2 Power MOSFET in

ELEC 225L Circuit Theory I Laboratory Fall 2005
ELEC 225L Circuit Theory I Laboratory Fall 2005

... A function generator is a type of test equipment that generates time-varying signals with specific kinds of waveforms, most frequently sinusoids, square waves, and triangular (or “sawtooth”) waves. The signal generated by a function generator is typically made available to the outside world via a co ...
Resistors - Audiodiyers HU
Resistors - Audiodiyers HU

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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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