Power supplies are devices that produce AC or DC power.

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AC-DC Adapters (371 suppliers)

AC-DC adapters accept AC input voltage directly from a wall outlet, and output DC voltage.
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AC-DC Converters (134 suppliers)

AC-DC converters are electrical circuits that transform alternating current (AC) input into direct current (DC) output.
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Board Mount Power Supplies are devices that can be embedded or mounted on computer boards or general PCB boards.
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Computer power supplies convert alternating current (AC) line to direct current (DC) line, needed by the computer.
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DC Power Supplies (1,205 suppliers)

DC power supplies accept an input power and output the desired form of DC power. Common types of DC power supplies include linear power supplies, switching power supplies, DC-DC converters, and silicon controlled rectifier (SCR) type power supplies.
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DC-DC Converters (756 suppliers)

DC-DC converters accept DC input and provide regulated and/or isolated DC output in various applications including computer flash memory, telecommunications equipment, and process control systems.
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Ground power units (GPU) are power systems that supply DC and AC power to an aircraft while it is not in use. GPUs are used for engine ignition, auxiliary power unit initiation, and other electrical systems.
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High voltage power supplies use linear technology to provide one or more DC outputs at voltage levels of hundreds or thousands of volts.
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Linear Power Supplies (171 suppliers)

Linear power supplies accept AC inputs and provide one or more DC outputs for a wide variety of computer and industrial applications. They use an active element (normally a power transistor) operating in its linear region to generate a desired voltage.
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Medical Power Supplies (135 suppliers)

Medical power supplies are power supplies designed to produce conditioned outputs for medical devices, instruments, and equipment.
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Plasma power supplies are DC and RF devices used in plasma generation equipment for applications such as sputtering, plasma etching, physical vapor deposition (PVD) coating, and chemical vapor deposition (CVD) coating.
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Power Supplies (2,846 suppliers)

Power supplies are electrical devices that deliver electric power to one or several loads. They generate the output power by converting an input signal into an output signal.
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Programmable power supplies are digitally controlled power sources that provide accurate and adjustable levels of voltage, current, and frequency. They include a processor, voltage/current programming circuits, current shunt, and voltage/current read-back circuits.
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SCR Power Supplies (33 suppliers)

SCR power supplies use silicon controlled rectifier (SCR) topology to provide well-regulated voltage and current output.
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Switching power supplies are DC sources that use a switching element (normally a power transistor) to generate the desired voltage. Switching power supplies are also called switch-mode products or switching mode power supplies (SMPS).
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