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doc - Cornerstone Robotics
doc - Cornerstone Robotics

... extent photovoltaic cells. Roboticists usually use motors that are rated for 6, 12, or 24 volts because the power source, batteries, is normally available in these voltages. 12 Volt batteries are preferred when motors and 5 volt logic are powered from the same source. 5 Volt voltage regulators requi ...
A low-power, blocking-capacitor-free, charge-balanced electrode-stimulator chip with less than 6nA DC error for 1mA full-scale stimulation
A low-power, blocking-capacitor-free, charge-balanced electrode-stimulator chip with less than 6nA DC error for 1mA full-scale stimulation

... capacitor with a typical shunt impedance of 5G in series with each electrode, to guarantee that negligible ( 1 nA) dc current will be able to flow across the electrode. However, to handle the clinical levels of charge that are required for stimulation, which in cochlear implant users has a median ma ...
i. introduction
i. introduction

Selecting the Proper Wire Size for 4 and 8 Ohm
Selecting the Proper Wire Size for 4 and 8 Ohm

... The resultant system damping factor is 22.2, and our minimum requirement was 20, so using 12AWG wire in this system exceeds our requirement. A damping factor of 20 simply means that the load impedance is no less than 20 times the source (amplifier output impedance + wire resistance) impedance. ...
A voltage reduction technique for battery-operated systems
A voltage reduction technique for battery-operated systems

the Note
the Note

3A, 52kHz, Step-Down Switching Regulator LM2576
3A, 52kHz, Step-Down Switching Regulator LM2576

... design of a step-down switching regulator (buck converter). All circuits of this series are capable of driving a 3.0A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3V, 5.0V, 12V and an adjustable output version. These regulators were designed ...
DC1602A - Linear Technology
DC1602A - Linear Technology

MCH6534 数据资料DataSheet下载
MCH6534 数据资料DataSheet下载

... system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for new ...
13 DelcoXSVolt
13 DelcoXSVolt

... Adjustable voltage set point- This feature allows the end user to adjust the voltage level that the alternator sees as its ultimate goal. This is accomplished by turning the small white potentiometer located in the red sink on the rear of the alternator. Make adjustments with a small Philips or flat ...
ECE1250F14_HWC2new
ECE1250F14_HWC2new

... 3.15 * 5V/4.5V = 3.5 V ≤ vThHi ≤ 5 V * 5V/4.5V = 5.56 V (since we use power supply of 5V instead of 4.5V). A practical choice might be to choose vThHi = 5 V = power supply voltage and subtract 0.5 V to give a margin of error in case resistor values are slightly off. So my choice would be vThHi = 4.5 ...
Instrument Transformers
Instrument Transformers

... Electrical instrument transformers transform high currents and voltages into standardized low and easily measurable values that are isolated from the high voltage. When used for metering purposes, instrument transformers provide voltage or current signals that are very accurate representations of th ...
DESCRIPTION
DESCRIPTION

... Pulse Generators are designed to be compatible with the accessory mounting provisions of most DC motors. Both stub shaft and through shaft mountings are accommodated for motor frame sizes from 180 through 500. This space saving design eliminates the need for costly adapters and shaft couplings. It n ...
ESD0P4RFL
ESD0P4RFL

... • Very low line capacitance: 0.4 pF @ 1 GHz ( 0.2 pF per diode) • Ultra low series inductance: 0.4 nH per diode ...
specification for
specification for

International Electrical Engineering Journal (IEEJ) Vol. 5(2014) No.12, pp. 1696-1702
International Electrical Engineering Journal (IEEJ) Vol. 5(2014) No.12, pp. 1696-1702

... of OPF are highly sensitive to starting points and therefore they usually result in monotonic solution. In order to conquer this problem, evolutionary algorithm is used. Genetic algorithms are an example for evolutionary algorithms that ...
Pilawa-Podgurski, R.P., and D.J. Perreault, “Merged Two-Stage Power Converter with Soft-Charging Switched-Capacitor Stage in 180 nm CMOS,” 2011 European Solid State Circuits Conference , pp. 479-482, Sept. 2011.
Pilawa-Podgurski, R.P., and D.J. Perreault, “Merged Two-Stage Power Converter with Soft-Charging Switched-Capacitor Stage in 180 nm CMOS,” 2011 European Solid State Circuits Conference , pp. 479-482, Sept. 2011.

... of energy is dissipated as heat in the switch 2 C(∆V ) resistance. It should be noted that this energy dissipation is independent of the value of switch resistance, and cannot be reduced by employing a switch with lower on-state resistance. In order to reduce the power loss in conventional SC power ...
NC7NZ17 TinyLogic UHS Triple Buffer with Schmitt Trigger Inputs
NC7NZ17 TinyLogic UHS Triple Buffer with Schmitt Trigger Inputs

... The NC7NZ17 is a triple buffer with Schmitt trigger inputs from Fairchild’s Ultra High Speed Series of TinyLogic in the US8 package. The device is fabricated with advanced CMOS technology to achieve ultra high speed with high output drive while maintaining low static power dissipation over a very b ...
ISL6744A - Intersil
ISL6744A - Intersil

Noise Reduction and Isolation
Noise Reduction and Isolation

Atmel AVR1631: Single Phase Energy Meter
Atmel AVR1631: Single Phase Energy Meter

... 4.3.5  Basic energy and instantaneous parameters calculation .................. 25  4.3.6  Calibration pulse output generation .................................................. 26  ...
analysis of a dual buck converter fed four-quadrant dc drive
analysis of a dual buck converter fed four-quadrant dc drive

LEP 4.1.10 Characteristic curves of electron tubes (diode
LEP 4.1.10 Characteristic curves of electron tubes (diode

A Review on Performance Analysis of Matrix Converter
A Review on Performance Analysis of Matrix Converter

A DESIGNERS GUIDE TO THE L200 VOLTAGE REGULATOR
A DESIGNERS GUIDE TO THE L200 VOLTAGE REGULATOR

... Delivering 2 A at a voltage variable from 2.85 V to 36 V, the L200 voltage regulator is a versatile device that simplifies the design of linear supplies. This design guide describes the operation of the device and its applications. The introduction of integrated regulator circuits has greatly simpli ...
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Three-phase electric power



Three-phase electric power is a common method of alternating-current electric power generation, transmission, and distribution. It is a type of polyphase system and is the most common method used by electrical grids worldwide to transfer power. It is also used to power large motors and other heavy loads. A three-phase system is usually more economical than an equivalent single-phase or two-phase system at the same line to ground voltage because it uses less conductor material to transmit electrical power.The three-phase system was independently invented by Galileo Ferraris, Mikhail Dolivo-Dobrovolsky, Jonas Wenström and Nikola Tesla in the late 1880s.
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