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Voltage-Mode, Current-Mode (and Hysteretic Control)
Voltage-Mode, Current-Mode (and Hysteretic Control)

... Switching regulators have been with us for many years. They were considered tricky to design – and still are. In 1976 Silicon General (later LinFinity, then Microsemi), introduced the first monolithic (IC-based) switching controller, the SG1524 “Pulse Width Integrated Circuit”. A little later, this ...
Electromagnetic Induction - Goodheart
Electromagnetic Induction - Goodheart

... circuits. Adjustable ferrite core inductors are used in radios to tune a circuit by passing or rejecting the specific frequencies. Inductors have uses in signal processing, switching power supplies, metal detectors, dc to dc converters, analog circuits, and adjustable speed drives. Part of their job ...
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... According to the suggestion of reference [4], the current ripple should be limited to less than 10%. According to [5], it is recommended that the 100/120 Hz ripple component be limited to within 15% of the total output and the 50/60 Hz ripple component be limited to within 10% from 10% to 100% loads ...
LT1764 Series - 3A, Fast Transient Response, Low Noise, LDO
LT1764 Series - 3A, Fast Transient Response, Low Noise, LDO

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... dropped to ten percent of its programmed value (C/10). An internal 4.5 hour timer terminates the charge cycle. The full-featured LTC4081 battery charger also includes trickle charge, automatic recharge, soft-start (to limit inrush current) and an NTC thermistor input used to monitor battery temperat ...
LED Lighting - Dimming Guide
LED Lighting - Dimming Guide

... you may have before providing some additional resources at the bottom of this article. Factors That Can Effect LED Dimming: Is the LED bulb/fixture you bought dimmable? Not all LED lighting is designed to be dimmable, and using a non-dimmable bulb with a dimmer switch can cause the bulb to not work ...
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... causes these Alternating Current (AC) sine waves to overlap each other, as depicted below. ...
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FEATURES DESCRIPTION

... when operating on a single 3V power supply, commonmode range is from 0.1V below ground to half the power-supply voltage. Normally, input bias current is approximately 100pA; however, input voltages exceeding the power supplies can cause excessive current to flow in or out of the input pins. Momentar ...
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High Speed, Triple Differential Receiver with Comparators AD8145

... package due to the load drive for all outputs. The quiescent power is the voltage between the supply pins (VS) times the quiescent current (IS). The power dissipated due to the load drive depends upon the particular application. For each output, the power due to load drive is calculated by multiplyi ...
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L43067578

... bus voltage is vary with line and load condition become excessive under high input line and light output load condition. (2) the absence of second controller is available to shape the input current. There is no second controller at the inputsection causes the most of Drawbacks of previously proposed ...
Technical Description
Technical Description



... generated by the amplifier. This control also affects the amount of distortion in combination with the gain or first voltage divider by the following principle: if you turn up the first voltage divider and therefore increase the amplification factor, by feeding more voltage into the later gain stage ...
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TLC2654, TLC2654A Advanced LinCMOS LOW-NOISE CHOPPER-STABILIZED

... Chopper-stabilization techniques provide for extremely high dc precision by continuously nulling input offset voltage even during variations in temperature, time, common-mode voltage, and power-supply voltage. The high chopping frequency of the TLC2654 and TLC2654A (see Figure 1) provides excellent ...
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... provides optimum transient response. An internal regulator enables operation with 4.75V to 5.5V or 7V to 28V input voltage ranges. The high switching frequency, up to 1.5MHz, allows the use of low-output inductor values and input capacitor values. This accommodates the use of PC-board-embedded plana ...
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Technical Notes

Reduced Voltage Starters Type S
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DA9063 unused pin configuration
DA9063 unused pin configuration

... converters, low dropout linear regulators, GPIOs and ADC channels. In addition, it allows options for controlling the start-up and shutdown sequences, configurable feedback paths, remote sensing and such like. In the application, some of these functions may not be required and – to minimise any pote ...
LM5110 Dual 5A Compound Gate Driver with Negative Output
LM5110 Dual 5A Compound Gate Driver with Negative Output

... switching speed between the driver channels will produce a transient current (shoot-through) in the output stage when two output pins are connected to drive a single load. Differences in input thresholds between the driver channels will also produce a transient current (shoot-through) in the output ...
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Electrical ballast



An electrical ballast is a device intended to limit the amount of current in an electric circuit. A familiar and widely used example is the inductive ballast used in fluorescent lamps, to limit the current through the tube, which would otherwise rise to destructive levels due to the tube's negative resistance characteristic.Ballasts vary in design complexity. They can be as simple as a series resistor or inductor, capacitors, or a combination thereof or as complex as electronic ballasts used with fluorescent lamps and high-intensity discharge lamps.
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