Latest Electric Vehicles Technical Articles

Categories

Simplifying EV Power Design by Overcoming the Gate Driver Power Challenge

Power conversion systems in EVs follow the half-bridge configuration. This article explores the IGBT half-bridge design of a high-voltage side (output stage) of the gate driver.

February 16, 2021 by Charlie Ice, Silicon Labs

Precisely Capture Servo Motor Position Using a High-Speed Simultaneous Sampling ADC

Autonomous drones and robots utilize small motors. These fast-spinning mini motors require miniature encoders and IC package sizes. This article shows how an optical sinusoidal encoder provides a higher resolution and increased speeds with a 2x3 mm dual simultaneous-sampling SAR-ADC.

August 11, 2020 by Bonnie Baker, Maxim Integrated

Motorizing the IoT With Battery-powered Stepper Motors

This article looks at how stepper motors work well in IoT-oriented tasks such as positioning security cameras and remote sensors or actuating air vents, valves, and window covers. 

July 14, 2020 by Bernhard Dwersteg, TRINAMIC Motion Control

Pulse-width Modulation (PWM) Timers in Microcontrollers

This article is the second of a series on microcontroller timers. This article describes a more complex timer called the PWM or pulse-width modulation timer.

February 07, 2020 by Stephen Colley

Choosing the Right Motor-Driver IC

This article provides some practical guidance on how to evaluate integrated circuits intended for controlling brushed DC motors.

December 07, 2018 by Robert Keim

Measure Position and Speed Control of a DC Motor Using an Analog PID Controller

This article shows how to implement an analog PID controller, including adjusting of the angular position of a DC motor shaft, editing the design to control its speed, and tuning PID parameters for reliable performance.

August 14, 2018 by Mahmoud Hamdy, Brightskies Technologies

How To Control a DC Motor with an Arduino

By connecting an L298 bridge IC to an Arduino, you can control a DC motor.

July 07, 2018 by Tim Youngblood

3-Phase Brushless DC Motor Control with Hall Sensors

This article describes how to control a 3-phase brushless DC motor using a GreenPAK.

June 26, 2018 by Oleg Basovych, Dialog Semiconductor

Three-Phase BLDC Motors Save Energy in Appliance Systems

This article looks at how appliance design is utilizing three-phase brushless DC motors to reduce system power consumption to meet Energy Star's requirements.

June 14, 2018 by Innocent Irakoze, Texas Instruments

All About BLDC Motor Control: Sensorless Brushless DC Motor Controllers

Learn about sensorless brushless DC motor controllers, some example ICs, and some disadvantages of using such motors.

October 18, 2017 by Nick Davis

The Difference Between Slow Decay Mode and Fast Decay Mode in H-Bridge DC Motor Applications

Learn the difference between slow decay mode and fast decay mode, why these names are used, and how they influence motor deceleration.

August 10, 2017 by Nick Davis

Controlling a Stepper Motor with an SIRC Transmitter and Receiver

Detecting, decoding, and displaying IR (Infrared) signal data is interesting, but using those signals to control stuff is more interesting . . . and sometimes useful. Read on to learn how.

February 22, 2017 by Charles R. Hampton

Controlling a Stepper Motor with an SIRC TV Remote and a PICAXE: Infrared Capabilities

Remote controls for electronics often use IR (infrared) radiation in a very precisely coded sequence for channel surfing, volume adjustments, and more. One of the most popular codes is the SIRC (Sony Infrared Remote Code) which may be used with a PICAXE microcontroller to manage a stepper motor, or most any other electronic or electro-mechanical device.

February 09, 2017 by Charles R. Hampton

Building an Infrared Tracker with a PICAXE 14M2 and a Stepper Motor

Tracking an infrared light source is not as difficult as you might think; a 14-pin PICAXE, a stepper motor with a driver IC, three phototransistors, and a few other components will do the trick.

January 17, 2017 by Charles R. Hampton

Controlling a Servo with a PICAXE and an IR Sensor

A PICAXE 08M2 can be used to read the amount of IR (infrared) light falling on a phototransistor and respond by moving a servo to a predetermined position.

December 29, 2016 by Charles R. Hampton

C-BISCUIT: Schematic Design for the RCB—Power, Stepper

We’ll continue our discussion of the C-BISCUIT demo bot by looking at portions of the RCB schematic that weren’t covered in the previous article.

October 07, 2016 by Robert Keim

C-BISCUIT: Schematic Design for the RCB—Microcontroller, Motor Controller

In this article we’ll take a close look at two sections of the custom-designed control board for the C-BISCUIT demo bot.

September 21, 2016 by Robert Keim

C-BISCUIT: Robot System Architecture

The C-BISCUIT saga continues as we combine the various system components into a demo bot.

September 08, 2016 by Robert Keim

Use a DC Motor to Power LED Headlights on a Longboard

Build a generator-powered LED headlight for a longboard for very cheap.

April 20, 2016 by Jacob Smith

Build an Object Detection DC Motor Controller

In this continuing series of Building Raspberry Pi Controllers, you'll learn how to build a object detection control circuit for operating a small DC motor using a photocell.

December 27, 2015 by Don Wilcher