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F U N
F U N

Warhead X2 - Rig-Talk
Warhead X2 - Rig-Talk

... loop, you can select and change the channels using the included foot controller or front panel channel select button. When using button 4 (Loop on) on the footswitch, please note each effects loop button must be in the out (off) position, to manually turn the effects loop on/off using the footswitch ...
Experiment 7
Experiment 7

... Note this flip flop, although structurally more complicated, behaves almost identically to the R-S flip flop, where J(ump) is like S(et) and K(ill) is like R(eset). The major difference is that the J-K flip flop allows both inputs to be high. In this case, the output switches state or “toggles”. 20 ...
LM134/LM234/LM334 3-Terminal Adjustable Current
LM134/LM234/LM334 3-Terminal Adjustable Current

... and no other parts are required. Initial current accuracy is ± 3%. The LM134/LM234/LM334 are true floating current sources with no separate power supply connections. In addition, reverse applied voltages of up to 20V will draw only a few dozen microamperes of current, allowing the devices to act as ...
Natural Response
Natural Response

... Note 3 – RL The time constant, or t, is the time that it takes the solution to decrease by a factor of 1/e. This is an irrational number, but it is approximately equal to 3/8. After a few periods of time like this, the initial value has gone down quite a bit. For example, after five time constants ( ...
User’s Manual P30L LCD 30A Solar Charge Controller
User’s Manual P30L LCD 30A Solar Charge Controller

Midfield Wireless Powering for Implantable Systems
Midfield Wireless Powering for Implantable Systems

... the conventional design of wireless powering systems based on the electromagnetic near field, and compare this to analyses that show that higher efficiency can be obtained in the midfield when the receiver is much smaller than the source. Power transfer occurs when a source generates magnetic and el ...
vs v2 - Courses - University of Houston
vs v2 - Courses - University of Houston

... In thinking about resistor combinations, we know that Req will be less than either R2 or Rmv. From the voltage divider equation we see that the voltage vmeas will therefore be less v2. This introduces an error in measuring v2. The error introduced by the voltmeter will be small if Rmv >> R2. This ca ...
Sectionalization - IEEE Rural Electric Power Conference
Sectionalization - IEEE Rural Electric Power Conference

... • B – Substation Breaker does not trip, coordinated with line Recloser R. • R – Initial trip on fault, 1st trip (fast curve – fuse saving scheme), 1st reclose interval (2 sec) begins. • R - 1st reclose: trips on fault, 2nd trip (slow curve), 2nd reclose interval (5 sec) begins, (fault is on the main ...
Design of AC Filter for HVDC Transmission Project
Design of AC Filter for HVDC Transmission Project

... small may affect the filtering effect near the filter tuning frequency. Generally, resistance is small, the effect more obvious, but if the resistance is too small, the current stress increases and increase the loss, which may affect the performance of filter. At low load operation of bipolar H VDC ...
View - LearnAid Publishing
View - LearnAid Publishing

... the works of others published under the CC-BY-SA and similar licences. In particular LearnAid Publishing drew on the works of: 1. FHSST Physics, a book created by the Free High School Science Texts (FHSST) initiative in South Africa. This was authored by Mark Horner ; Samuel Halliday ; Sarah Blyth ; ...
Poster - Lab
Poster - Lab

... STEP 1: Initializing the crossbar arrays. At the beginning of a training procedure, all memristance values in M1 and M2 are initialized to approximate the average of RL and RH. The initialization doesn’t have to be precisely accurate. Indeed, even when all the memristors are all at LRS or HRS, the c ...
AIDA design review
AIDA design review

Nodal Analysis
Nodal Analysis

... Figure 6 The superposition principle states that the system response to all sources can be determined by summing the systems response to each source acting alone, with all other sources “zeroed.” This strategy only works for linear systems. Calculate the node voltages V1, V2, V3, by zeroing all but ...
COMPONENTS, QUANTITIES, AND UNITS
COMPONENTS, QUANTITIES, AND UNITS

... symbol is used to representthe name of the quantity, and another symbol is used to represent the unit of measurementof that quantity. For example, P stands for power, and W standsfor watt, which is the unit of power. Another example is voltage. In this case, the same letter standsfor both the quanti ...
NLAS7222B, NLAS7222C High-Speed USB 2.0 (480 Mbps) DPDT Switches
NLAS7222B, NLAS7222C High-Speed USB 2.0 (480 Mbps) DPDT Switches

... (HSD1) or J2 (HSD2). A USB certified device was plugged into connector J4 to function as a data transceiver. The high speed and full speed tests used a flash memory device, while the low speed tests used a mouse. Test connectors J3 and J5 provide a direct connection of the USB device and were used t ...
BQ24120 数据资料 dataSheet 下载
BQ24120 数据资料 dataSheet 下载

... Power-good status output (open drain). The transistor turns on when a valid VCC is detected. It is turned off in the sleep mode. PG can be used to drive a LED or communicate with a host processor. Power ground input ...
Python Operators Manual - Red-D-Arc
Python Operators Manual - Red-D-Arc

Kenya Certificate of Secondary Education
Kenya Certificate of Secondary Education

... 1. Write your name and your Index number in the spaces provided. 2. This paper consists of two sections, Section A and B. 3. Answer ALL the questions in both section in the spaces provided in this paper. 4. ALL working must be clearly shown. 5. Mathematical tables and electronic calculators may be u ...
initial current reduction of synchronous motors with salient poles by
initial current reduction of synchronous motors with salient poles by

AL3157
AL3157

... The AL3157 is a low noise, constant frequency charge pump DC/DC converter that uses a Dual mode load switch (1x), and doubling (2x) conversion for driving white LEDs. Low external part count (one 1µF flying capacitor and two 2.2µF capacitors at VIN and VOUT) make this part ideally suited for small, ...
Application Note AN-1162 Compensator Design Procedure for Buck Converter with Voltage-Mode Error-Amplifier
Application Note AN-1162 Compensator Design Procedure for Buck Converter with Voltage-Mode Error-Amplifier

... Synchronous buck converters have received great attention in low voltage DC/DC converter applications because they can offer high efficiency; provide more precise output voltage and also meet the size requirement constraints. International Rectifier Inc. has developed a series of integrated buck reg ...
Chapter 5 - Oscillators (Part 1)
Chapter 5 - Oscillators (Part 1)

... •The zener arrangement for gain control is simple but produces distortion because of the nonlinearity of zener diodes. •A JFET in the negative feedback loop can be used to precisely control the gain. •After the initial startup and the output signal increases, the JFET is biased such that the negativ ...
R5205CND
R5205CND

... shall bear no responsibility whatsoever for your use of any Product outside of the prescribed scope or not in accordance with the instruction manual. The Products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability th ...
discontinued product
discontinued product

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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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