400V – 5A Power Supply For Brushless Motor Drivers
High VoltageMotorPower supply

400V – 5A Power Supply For Brushless Motor Drivers

Although the power supply design is specific to the Brushless Servo Drivers mainly for IPM Modules, the concepts and circuit design may be used for any power supply requires high voltage output up to 400V DC and 5 Amps. The power supply is an unregulated design with an option to allow...

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A Cost-efficient Super-Cascode SiC Switch
High VoltageScience

A Cost-efficient Super-Cascode SiC Switch

Coping with rapid technological advances and finding efficient energy solutions are the keys for development of power electronics of the future. A new research had been done in North Carolina State University about increasing the efficiency of high-power switches. Silicon Carbide is a...

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9V to 1kV DC/DC converter
High Voltage

9V to 1kV DC/DC converter

Bob tipped us with his latest project, it's a 9V to 1kV DC-DC converter using CD4011 IC to produce a square wave and a IRF530 transistor to drive the transformer. Finally, I have made a new high voltage supply based on an inverter transformer and voltage doubler. It seems to be ok...

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Isolated Circuit Digitally Indicates 120-/220-V Line Voltage
High Voltage

Isolated Circuit Digitally Indicates 120-/220-V Line Voltage

Edward K. Miguel @ electronicdesign.com has published a circuit that has output high when the votlage in input is 220V and output low when the voltage is 110V. This is often useful on motor control and power supply systems. The circuit illustrated in the figure monitors the ac line...

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DIY Arduino Battery Spot Welder
High Voltage

DIY Arduino Battery Spot Welder

KaeptnBalu @ instructables.com has build a DIY spot welder based on Arduino board. It is powered from a 12V car battery with enough current capability to solder nickel strips on battery packs. The board generates two short pulses with the first one to be 1/8 of the time of the second...

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4 Channel Triac Board
High Voltage

4 Channel Triac Board

Opto-Isolated 4-Channel Triac Board (R) is used for fast switching applications. Ideal for switching mains circuits, lights, appliances and small load. Each circuit is effectively isolated with opto-isolators on each channel, TTL inputs control each channel. Trigger input 2-12...

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Dekatron as Internet speed indicator
High Voltage

Dekatron as Internet speed indicator

spritesmods.com has build a interner speed indicator based on a Dekatron tube, the result is great. As most electronic engineers and hobbyists do, I have a great respect for the earlier ways of controlling electrons, before it was found out that silicon could be used to miniaturize...

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50,000V High Voltage Power Supply
High Voltage

50,000V High Voltage Power Supply

by Victor8o5 @ instructables.com: This high voltage power supply has been designed to output a fixed voltage of around 50kV, it could easily be converted to an adjustable supply by connecting a variac in case of using transformers or by adding some extra circuitry to regulate the...

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