into the primary of a much smaller, more efficient transformer. SMPS, in addition to being lighter and more efficient, afford better regulation of voltages. Theyre a bit harder to work on, but the benefits far for such a device.A typical application of a power supply is to convert utility AC voltage into regulated DC voltages required for electronic equipment. Nowadays in most power sources the energy flow
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Computers & Technology by
shikha agni
at
11:31 PM on October 07, 2008
distorts at htis breakdown voltage but the zener still runs after this voltage and keeps the voltageacross the diode constant even the supply voltage increses....zener diod is used as a voltage regulator;ner diode n.A silicon semiconductor device used as a voltage regulator because of its ability to maintain an almost constant voltage with a wide range of currents.A two-terminal semiconductor junction
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Computers & Technology by
Nawraj
at
11:55 PM on June 27, 2008
semiconductor device used as a voltage regulator because of its ability to maintain an almost constant voltage with a wide range of currents.A two-terminal semiconductor junction device with a very sharp voltage in insulators. See also Semiconductor; Tunneling in solids.A classic circuit to define a very stable current uses an operational amplifier and three stable resistors see illustration. The voltage across the Zener
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Computers & Technology by
Nawraj
at
3:36 PM on March 17, 2008
in and for CPUs.At lower voltage, such as 3.3 volts now required by some commercially available microprocessors, instead of the traditional 5 volts, voltage regulation becomes more important.Voltage regulation voltage, such as 3.3 volts now required by some commercially available microprocessors, instead of the traditional 5 volts, voltage regulation becomes more important.Voltage regulation is more important
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Computers & Technology by yikes bikers
at
5:00 AM on May 07, 2008
into regulated DC voltages required for electronic equipment.Depending on the mode of operation of power semiconductors PSU can be linear or switching SMPS. What is SMPS? SMPS stands for switch mode power supply of electricity and converts the AC current to DC current. It also regulates the voltage to eliminate spikes and surges common in most electrical systems. Not all power supplies, however, do an adequate voltage-regulation
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Computers & Technology by sahil khan
at
9:56 PM on May 05, 2008
Hi A typical application of a power supply is to convert utility AC voltage into regulated DC voltages required for electronic equipment. Nowadays in most power sources the energy flow is controlled transformer. SMPS, in addition to being lighter and more efficient, afford better regulation of voltages. Theyre a bit harder to work on, but the benefits far outweigh that little inconvenience. FYI, they can
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Computers & Technology by
Venendra
at
9:55 PM on October 13, 2008
at less than 20 watts can be said to be electronic and devices above 20 watts are electrical devices.A further classification of such devices is on the basis of operating voltage i.e devices with low operating voltages are electronic and those with high operating voltages are electrical.a device that accomplishes its purpose electronicallyanswering machine - an electronic device that answers the telephone
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Computers & Technology by ajeet
at
6:18 AM on June 21, 2008
of the same or opposite polarity, and of a lower or higher voltage. Switch Mode regulators use an inductor and there is no input to output regulation.The term switch mode converter is used to describe a circuit that incorporates a switching regulator. While a linear regulator uses a transistor biased in its active region to specify an output voltage, an SMPS actively switches a transistor between full saturation and full
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Computers & Technology by Mohan
at
10:24 PM on March 08, 2013
compliance with FCC regulations limiting emitted RFI.Compared with the 5 V driving voltage in PATA ribbon cables, the 0.5 V in SATA cables in theory make the SATA system much more power efficient. However most and have faster spin speeds10,000rpm and 15,000rpmhope this helps...SATA "Serial ATA" is the successor of PATA technology. Its expected to replace the PATA technology eventually. SATA uses low-voltage
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Computers & Technology by Arun Pandian
at
7:52 PM on October 07, 2008
pass regulators, and is the difference between the input and output voltages.headroom is the amount by which linear signal capabilities exceed actual signal level. In digital audio, headroom is defined as the amount that full scale FS exceeds the permitted maximum level PML
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Computers & Technology by Priya Raman
at
1:46 PM on September 08, 2008
for UPS in India. Opt for 600VA rating UPS which is good for 10 minutes backup time. Also check the UPS have AVR Facility or not. Usually UPS built-in Automatic Voltage Regulator AVR provides regulated available for UPS in India. Opt for 600VA rating UPS which is good for 10 minutes backup time. Also check the UPS have AVR Facility or not. Usually UPS built-in Automatic Voltage Regulator AVR provides
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Computers & Technology by
Rahul Rathod
at
3:37 PM on July 21, 2008
amounts of power can be switched or controlled using a small triggering current or voltage.Thyristors are used in motor speed controls, light dimmers, pressure-control systems, and liquid-level regulators-level regulators....a four-layer semiconductor device that acts as a latch. A type of electronic switch. It has two states which are triggered by another voltage or current. SCRs and switching transistors
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Computers & Technology by
cool
at
1:03 PM on November 17, 2007
.http://www.answers.c om/topic/switched-mode-power-s upply...well, A switched-mode power supply, or SMPS or switching regulator, is an electronic power supply circuit that attempts to produce a smoothed, constant-voltage to be as large or heavy. This high-frequency output is then fed through a rectifier to produce the output direct current.Regulation is achieved through feedback. The output voltage is compared to a reference
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Computers & Technology by
Santhosh
at
6:30 PM on October 08, 2008
A surge protector is an appliance designed to protect electrical devices from voltage spikes. Surge protectors attempt to regulate the voltage supplied to an electric device by either blocking from surge .Surge is suden increase of current or voltage for a short time.Surge protector regulate the voltage by shorting to the ground if the voltage goes above a threshhold point...A device
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Computers & Technology by lok
at
9:00 PM on November 14, 2007
Well Anoop! SMPS is basically a circuit that operates in a closed loop system to regulate the power supply output. The AC line voltage is rectified and filtered without using a line frequency of SMPS:Classification of SMPS can be done based on their functioning as switched models and averaged models. Further classification can be done based on the way they regulate voltage as: Conversion types
Posted in
Computers & Technology by anoop ojha
at
2:51 AM on October 17, 2008
