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Kelly KHB Controllers User Manual
Kelly KHB Controllers User Manual

... battery voltage. 16) Rugged aluminum housing for maximum heat dissipation and harsh environment. Support fan or water cooling. 17) Rugged high current terminals, and rugged aviation connectors for small signal. 18) Thermal protection: current cut back, warning and shutdown at high temperature. 19) C ...
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SN75155 数据资料 dataSheet 下载

... Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant ...
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Integrated motor drive and battery charging system

... the magnetic losses are greatly reduced. With AB reduced by 1/(2*sqrt3) and f increased 2 times, the magnetic losses Will be reduced by more than 3 times. ...
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X9319 - Intersil

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thyro-a - Advanced Energy
thyro-a - Advanced Energy

... calculates the values of load current, load voltage, power and resistance on phase L2 by measured values of phase L1 and L3. ...
Fluke 345
Fluke 345

... measurements on switching loads such as variable frequency drives, electronic lighting and UPS systems. Additionally, the Hall Effect measurement system makes measurement of dc current possible without the need to break the circuit, and the internal memory enables long-term logging for analysis of ...
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... electric heat applications (their lower internal resistance offers cooler operation than ordinary fuses). T-Tron fast-acting fuses (JJN and JJS) in the sizes required above provide protection for electric heat applications and offer small physical size to reduce space and material cost. ...
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... of metal or wire and, as long as they are all ultimately connected together, the circuit works quite satisfactorily. So we don’t bother to think or learn about grounding until we have already developed bad habits which, when we progress onto more advanced and high-gain circuits, suddenly become impo ...
Thyro-A - Advanced Energy
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AD588 - Analog Devices

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... plus a single breaker failure still provides the availability of at least one off-site transmission source to the switchyards. This evaluation recognizes that a single failure of some switchyard components could directly cause the loss of switchyard feed to the GSU, such as a fault on this main busl ...
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... is always best to run all meters close to full range, above 70%, if possible. In the case of autoranging instrumentation, always verify that an overload condition has not occurred; this could greatly affect accuracy in the reading. Static and Dynamic Measurement Types There are two distinctive types ...
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NE5532 - ECE Users Pages

... functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. NOTES: 1. All voltage values, except differential volt ...
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Lecture_current feedback amplifier
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...  Gain Circuits There are two gain configurations inverting and non inverting. Designers may notice that the circuit topologies are identical to those of voltage feedback amplifiers. While this is true, there are some minor peculiarities: • Designer has to follow the recommendation of Rf given in th ...
IOSR Journal of VLSI and Signal Processing (IOSR-JVSP)
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< 1 ... 704 705 706 707 708 709 710 711 712 ... 2646 >

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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