CN0531 – Programmable 20-Bit, Linear, Precision, Bipolar ± 5V DC Voltage Source
Power supply

CN0531 – Programmable 20-Bit, Linear, Precision, Bipolar ± 5V DC Voltage Source

Precision dc voltages are a critical component of scientific instrumentation and measurement equipment, automated test equipment, factory automation and control, chemical analysis, and many other high precision applications. The most demanding applications require single digit, part per...

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12VDC to 220-380VDC Converter
High Voltage

12VDC to 220-380VDC Converter

When powering many appliances from a sine wave inverter, the HV DC is converted to AC only to be rectified back to DC in the appliance. This inverter eliminates the SPWM stage and outputs DC only. This DC can be used to power appliances, or as a HV DC source for your SPWM, variable...

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High Voltage DC Power Supply for intelligent Power Modules
High Voltage

High Voltage DC Power Supply for intelligent Power Modules

Although this power supply design is specific to the Intelligent Power Modules (IPM), the concepts and circuit design may be used for any power supply that requires high voltage output up to 400V DC and 6 A. It is an unregulated power supply, DC output is dependent on AC input.  The...

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Sensorless FOC 3 Phase Low Power Brushless BLDC Motor Driver
MotorTop Stories

Sensorless FOC 3 Phase Low Power Brushless BLDC Motor Driver

Driving a 3-phase brushless DC motor is very easy with this project. It is a simple and easy-to-build project that requires only a few external components. The circuit is based on AMT49400 IC which is an advanced 3-phase, Sensorless, brushless DC (BLDC) motor driver with integrated...

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Free Elektor Project: Inrush Current Limiter (Soft Starter) for AC and DC Loads
Power

Free Elektor Project: Inrush Current Limiter (Soft Starter) for AC and DC Loads

Inrush current/Switch-ON surge is the maximal instantaneous input current drawn by an electrical device when first turned on. Inrush current is much higher than the load’s steady-state current and that’s the source of many problems such as fuse blowing up, load failure, load’s...

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AC & DC 200W Electronic Load
Test Equipment

AC & DC 200W Electronic Load

This Electronic Load for DC and AC has some remarkable Features: Input voltage up to 400V Load current up to 10A Power dissipation up to 200W Remote controllable via (isolated USB interface) Suitable for DC and AC 7-segment displays for VRMS and ARMS more...

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Free Elektor Article: Precision Control for DC Motors
Motor

Free Elektor Article: Precision Control for DC Motors

This control circuit will provide the correct rotational speed and direction of a 12-V DC motor. Nothing special in that? But there is definitely, when you consider the multitude of potential options for actuating the motor. You can adjust the speed manually with a potentiometer...

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DC slotless motor runs at up to 40,000 rpm
Motor

DC slotless motor runs at up to 40,000 rpm

Portescap has expanded its Ultra EC range of brushless DC slotless motors with the introduction of a ultra-high speed 2 pole motor, the 35ECS. The 35mm diameter slotless motor draws up to 330W max imum in continuous operation and sustains speeds up to 40,000 rpm. The new design comes...

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