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CD23490495
CD23490495

Click here to view/download the Digital I/O Output tutorial
Click here to view/download the Digital I/O Output tutorial

... external power supply. The switched side of the load is connected to output 0, on pin 2 (OUT0) of the 9 pin Digital I/O connector. 0 volts of the power supply is connected to pin 1 (GND) of 9 pin Digital I/O connector. When the output is turned “on” by the Digital I/O, the optic coupler turns “on” c ...
#2095
#2095

... Voltage protection level at 5kA [UP] Voltage protection level [L-N] [UP] Voltage protection level [L-N] at 5kA [UP] Voltage protection level [N-PE] [UP] Follow current extinguishing capability [N-PE] [Ifi] ...
RC Circuits
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UCC3895 CD Output Asymmetric Duty Cycle
UCC3895 CD Output Asymmetric Duty Cycle

... and conditions of sale supplied at the time of order acknowledgment. TI warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with TI’s standard warranty. Testing and other quality control techniques are used to the extent TI deems necessary ...
Y.Nikulshin - Magnetic Simulations of HTS-FCL
Y.Nikulshin - Magnetic Simulations of HTS-FCL

... Compact Design – The FCL is single core based design, hence offering a compact design relative to designs that require two cores per phase. Coupling Free – The unique orthogonal and superimposed closed DC and open AC magnetic circuits of this design reduces coupling between AC and DC coils, hence en ...
ICL7652 Advanced LinCMOSTM PRECISION
ICL7652 Advanced LinCMOSTM PRECISION

... The ICL7652 inputs and output are designed to withstand -1 OO-mA surge currents without sustaining latchup. However, because CMOS devices are susceptible to latchup due to their inherent parasitic thyristors, techniques to reduce the chance of latchup should be used whenever possible. Internal prote ...
Datasheet - STMicroelectronics
Datasheet - STMicroelectronics

... power supply at 0 V (VCC = GND) without affecting the bus signals or injecting current from the I/Os to the power supplies. Cold sparing also allows redundant devices to be kept powered off so that they can be switched on only when required. This has no impact on the application. Cold sparing is ach ...
A-10 - IndiaStudyChannel.com
A-10 - IndiaStudyChannel.com

R131 DGPS Receiver - Bruttour International
R131 DGPS Receiver - Bruttour International

... with standard SBAS differential and Hemisphere GPS’ exclusive COAST™ technology that maintains accuracy during temporary loss of differential signal. The R131 provides new and convenient physical advantages, including a new design with a rack mountable enclosure, front facing display, 1PPS output vi ...
Bipolar Power Control Circuits Data Book 1996
Bipolar Power Control Circuits Data Book 1996

... If more than one subscript is used (hFE, hfe), the letter symbols are either all upper-case or all lowercase. If the index has numeric (single, double, etc.) as well as letter symbol(s), such as h21E or h21e, the differentiation between static or small-signal values is made only by a subscript lette ...
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dc/ac converters using silicon controlled rectifiers for fluorescent

... PHILlPS TECHNICAL REVIEW ...
DVM810
DVM810

... 2. Place the RANGE switch in the appropriate ADC position. Set the switch to the highest range and work your way down if the voltage range is unknown beforehand. 3. Open the circuit to be measured and connect the test leads IN SERIES with the load of which the current is to be measured. 4. Activate ...
THE JOHN HARDY co. I - technicalaudio.com
THE JOHN HARDY co. I - technicalaudio.com

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... Electrons are negatively charged Objects are charged positively by the removal of electrons Objects are charged negatively by the addition of electrons Static electricity can be dangerous (aeroplane refueling and gas ...
LT5570 - Fast Responding, 40MHz to 2.7GHz Mean-Squared Power Detector.
LT5570 - Fast Responding, 40MHz to 2.7GHz Mean-Squared Power Detector.

... a fully balanced source. When the signal is from a singleended 50Ω source, conversion to a differential signal is required to achieve the maximum dynamic range. This is best achieved using a 1:4 balun to match the internal 200Ω input impedance as shown in Figures 1 and 3. This impedance transformati ...
Series and Parallel Circuits Virtual Lab
Series and Parallel Circuits Virtual Lab

... b. Look up the mathematical relationship for finding total resistance in a parallel circuit. Show that your data fits the equation. c. Summarize the similarities and differences between the series and parallel circuits. Include your reasoning about what you think is happening. ...
MP3422, 6.5A, 600kHz High Efficiency
MP3422, 6.5A, 600kHz High Efficiency

... body diode conduction of the internal PMOS rectifier. This allows VOUT to go to zero volts during shutdown, or isolate and maintain an external bias on VOUT. It also allows for inrush current limit at start-up, minimizing surge current seen by the input supply. To obtain the advantage of output disc ...
Time Delay Relay and Interval Timer
Time Delay Relay and Interval Timer

... the ST3’s oscillator runs at the frequency cor- Temperature Rating: -17° to 60°C rct for the current time setting. When the oscillator reaches the proper number of intervals, Weight: 70g the time cycle ends. The duration of this cycle is determined by the oscialltor’s frequency. Power Requirements: ...
FAN5234  Dual Mobile-Friendly PWM / PFM Controller FA
FAN5234 Dual Mobile-Friendly PWM / PFM Controller FA

... Feed-forward ramp modulation, average current mode control, and internal feedback compensation provide fast response to load transients. The FAN5234 monitors these outputs and generates a PGOOD (power-good) signal when the soft-start is completed and the output is within ±10% of its set point. A bui ...
Testing Resistance Welding Transformers
Testing Resistance Welding Transformers

... Question 6: What is the accuracy of the transformer turns ratio? Answer: The transformer turns ratio is very accurate. It is controlled by the transformer manufacturer and is tested several times in the quality control process during manufacturing. Often the turns ratio is used in a weld control to ...
the Medium Voltage Controllable Fuse Brochure
the Medium Voltage Controllable Fuse Brochure

Diode Logic
Diode Logic

... is represented by +5 volts, and a logic 0 is represented by ground, or zero volts. In this figure, if both inputs are left unconnected or are both at logic 0, output Z will also be held at zero volts by the resistor, and will thus be a logic 0 as well. However, if either input is raised to +5 volts, ...
OPTIMA® YellowTop R 3,7
OPTIMA® YellowTop R 3,7

... Recharge time will vary according to temperature and charger characteristics. When using Constant Voltage chargers, amperage will taper down as the battery becomes recharged. When amperage drops below 1 amp, the battery will be close to a full state of charge. (All charge recommendations assume an a ...
AMS2905 数据手册DataSheet 下载
AMS2905 数据手册DataSheet 下载

... dissipation is determined by the input/output differential and the output current. Guaranteed maximum power dissipation will not be available over the full input/output range. Note 3: See thermal regulation specifications for changes in output voltage due to heating effects. Line and load regulation ...
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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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