Latest Drivers 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

Understanding and Mitigating Motor Driver Board Parasitics through Simulation

This article explores using PSpice for TI to simulate potential causes for parasitic effects in a motor-drive design and offers design tips to mitigate the negative effects common with high-power motor-drive systems.

February 04, 2021 by Matt Hein, Texas Instruments

Minimizing Stepper Motor Noise and Vibration in Precision Motion Control Applications

Stepper motors work well in a wide range of applications but can struggle with torque ripple and current distortion issues. Learn about QuietStep, a proprietary algorithm from Allegro MicroSystems, as a possible solution. 

February 02, 2021 by Dan Jacques, Allegro MicroSystems

Use of BridgeSwitch Current Sense Signal Output in Field-oriented Control of BLDC Motors

High-performance motor drives commonly use field-oriented control since it offers smooth and efficient operation throughout the entire speed range. BridgeSwitch offers a unique function by providing a small signal output that is an instantaneous representation of the positive phase current.

In partnership with Power Integrations

Simplified Product Safety Certification through Hardware-based Motor Fault Protection with BridgeSwitch

Learn about safety standards for domestic appliances, how hardware-based motor fault protection works with BridgeSwitch, and see the test results gathered with a reference design.

In partnership with Power Integrations

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

How to Choose the Right Driver IC for Stepper Motors

This article discusses features and functionality offered by integrated circuits that simplify the task of controlling a stepper motor.

December 12, 2018 by Robert Keim

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 Quickly Evaluate ROHM Stepper Motor Drivers

This how-to video demonstrates the use of ROHM's STEPMO_EVK_206 to evaluate stepper motor drivers.

July 18, 2018 by Chris Anderson

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

Introduction to Stepper Motors with Trinamic’s TMC2130 Eval Kit

MIT-i takes on stepper motors 101!

May 15, 2017 by Ryan Jones

Eliminate Brushes, Reduce Noise: A New Motor-Driver IC from ROHM

You can improve performance in motor-control applications by using brushless DC motors and handy driver ICs such as the BU69090NUX.

April 28, 2017 by Robert Keim

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

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