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NCL30030GEVB 150 W High Performance LED Driver Evaluation Board User'sManual
NCL30030GEVB 150 W High Performance LED Driver Evaluation Board User'sManual

BATTERY CHARGER Installation and User Manual
BATTERY CHARGER Installation and User Manual

... feature, and it will only fit into an earthed outlet. If you can not plug it in, chances are you have an older, non-earthed outlet; contact an electrician to have the outlet replaced. Do not use an adapter to defeat the earthing. ...
User manual
User manual

... Due to the battery-like type of charge storage within them and their inherent speed limitations, the transition between opposing output devices can never be perfectly aligned in time to produce a seamless flow of electrical current. Typically, a small discontinuity or “notch” at the zero-crossing (c ...
FJP2145 ESBC Rated NPN Power Transistor ™
FJP2145 ESBC Rated NPN Power Transistor ™

... High dv/dt Transients ...
ADI Gas Detector Solution Based on NDIR and PID
ADI Gas Detector Solution Based on NDIR and PID

... approximately sawtooth in shape and must be amplified and filtered. A band-pass amplifier is applied to pass only the fundamental frequency and reduce noise at other frequencies. The amplifier outputs are roughly sinusoidal in shape. The ADC gets the amplitude of active and reference channels whose ...
Electro-Sound Communications System - GAI
Electro-Sound Communications System - GAI

... must be located within 300 feet of the Page/Party® system line balance assembly. Also, it will be convenient for test purposes to have all the above next to a Page/Party® system wall station. Figure 9 shows the wiring of a three-wire Electro-Sound system interfaced to a five-party Page/Party® system ...
In this paper, a new single-phase cascaded multilevel inverter is
In this paper, a new single-phase cascaded multilevel inverter is

... series connection of several basic units, a cascaded multilevel inverter that only generates positive levels at the output is proposed. Therefore, an H-bridge is added to the proposed inverter to generate all voltage levels. This inverter is called the developed cascaded multilevel inverter. In orde ...
USER MANUAL  Active Wave Division Multiplexer  WDM16 / WDM8A / WDM8B 
USER MANUAL  Active Wave Division Multiplexer  WDM16 / WDM8A / WDM8B 

Slide 1
Slide 1

Electric Generator - KFUPM Faculty List
Electric Generator - KFUPM Faculty List

... installed before 1977 were not required to have scrubbers on them. This means that these generators are pouring out pure unfiltered pollution into the air. This is blowing over shopping centers, residential areas, schools, and the hospital, and can cause many health problems .another limitation is I ...
Aalborg Universitet Reduced junction temperature control during low-voltage ride-through for single-
Aalborg Universitet Reduced junction temperature control during low-voltage ride-through for single-

Slash Rated Devices 2
Slash Rated Devices 2

... capabilities for overcurrent devices? Per ANSI C37.13 and C37.16, an airframe/power circuit breaker has a single-pole interrupting rating of 87% of its three-pole rating. Listed three-pole molded case circuit breakers have minimum single-pole interrupting capabilities according to Table 7.1.7.2 of U ...
Single-Supply Operation of Isolation Amplifiers
Single-Supply Operation of Isolation Amplifiers

AAT3682 数据资料DataSheet下载
AAT3682 数据资料DataSheet下载

... When the input supply is disconnected, the device automatically enters power-saving sleep mode. Only consuming an ultra-low 2μA current, the AAT3682 minimizes battery drain when it is not charging. This feature is particularly useful in applications where the input supply level may fall below the ba ...
BQ20Z40-R1 数据资料 dataSheet 下载
BQ20Z40-R1 数据资料 dataSheet 下载

... The bq20z40-R1 charge control features include: • Supports JEITA temperature ranges. Reports charging voltage and charging current according to the active temperature range. • Handles more complex charging profiles. Allows for splitting the standard temperature range into 2 sub-ranges and allows for ...
Human life protection in trenches using gas
Human life protection in trenches using gas

... Human beings have numerous sensors to sense the state of the environment and actuators to perform different actions. One such vital sensor is the Nostril. The nostrils are essential for life. Hence, coming in contact with hazardous gases causes danger to human life. In many developing countries, lth ...
lm555,timer.pdf
lm555,timer.pdf

... below Vcc/3. When the trigger pulse voltage applied to the #2 pin falls below Vcc/3 while the timer output is low, the timer's internal flip-flop turns the discharging Tr. off and causes the timer output to become high by charging the external capacitor C1 and setting the flip-flop output at the sam ...
installation instructions
installation instructions

... Risk of electric arcs and electrical shock, which can cause death, severe personal injury or substantial property damage. Warning: Hazardous voltages and components storing a very substantial amount of energy are present in this power supply during normal operating conditions. However, these are ina ...
MAX6397/MAX6398 Overvoltage Protection Switch/Limiter
MAX6397/MAX6398 Overvoltage Protection Switch/Limiter

EVOLUTION OF DIGITALLY CONTROLLED OSCILLATORS
EVOLUTION OF DIGITALLY CONTROLLED OSCILLATORS

Basic Electronics Lab (P242) Manual 2015-16 Dept. of
Basic Electronics Lab (P242) Manual 2015-16 Dept. of

AP3591 Description A Product Line of
AP3591 Description A Product Line of

... When AP3591 operates in CCM mode, the duty cycle V OUT/VIN is not changed at light load condition. The low side MOSFET keeps on even when inductor current decreases to reverse. The benefit of CCM is to keep the switching frequency fairly constant to avoid a certain frequency during a light load cond ...
Panasonic B Series AC Servo Motor Driver Manual
Panasonic B Series AC Servo Motor Driver Manual

... Groun ...
ANDROID BASED POLE CLIMBING ROBOT FOR SURVEILLANCE
ANDROID BASED POLE CLIMBING ROBOT FOR SURVEILLANCE

... wireless circuit which helps robot climb on the pole, can be controlled using wireless technology like Bluetooth technology. Android app which is in your hand (mobile phone) is used as remote to control the action of robot by using Bluetooth. The Bluetooth module is used here. Bluetooth is wireless ...
Whitewater Kayak Slalom Race Timer
Whitewater Kayak Slalom Race Timer

... a drinking straw (this also formed a watertight seal over the phototransistor) • Modulation - modulated the IR emitter with a 2kHz square wave - demodulating at the receiving side would filter out noise cause by reflections of sunlight off water, etc ...
< 1 ... 810 811 812 813 814 815 816 817 818 ... 1974 >

Mains electricity



Mains electricity is the general-purpose alternating-current (AC) electric power supply. In the US, electric power is referred to by several names including household power, household electricity, house current, powerline, domestic power, wall power, line power, AC power, city power, street power, and grid power.The two principal properties of the electric power supply, voltage and frequency, differ between regions. A voltage of (nominally) 230 V and a frequency of 50 Hz is used in Europe, most of Asia, most of South America and Australia. In North America, the most common combination is 120 V and a frequency of 60 Hz. Other voltages exist, and some countries may have, for example, 230 V but 60 Hz. This is a concern to travelers, since portable appliances designed for one voltage and frequency combination may not operate or may be destroyed by another.The use of different plugs and sockets in different regions provides some protection from accidental use of appliances with incompatible voltage and frequency requirements.
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