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
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
This article provides designers with recommendations for protection and low-power control components for power outlet design that both prevent overloads from damaging sensitive circuitry and maximize device efficiency.
January 26, 2021 by Ryan Sheahen, Littelfuse
Redriver or retimer devices can extend the Peripheral Component Interface Express (PCIe®) protocol signal range. This article discusses how to select the best one for compute system and NVMe™ storage applications today and into the future.
January 12, 2021 by Tam Do, Microchip
This article discusses an algorithm to find the optimum adjusted point in a two-dimensional space with orthogonal input vectors. The algorithm solves equations for intersecting circles based on measured data points.
December 15, 2020 by Russell Hoppenstein, Texas Instruments
Learn about the widely used methods for filtering and processing data samples in the time domain while taking a closer look at the Dual Biquad IIR engine of the PowerQuad unit in the LPC55S69 MCU.
December 03, 2020 by Eli Hughes, NXP Semiconductors
This article looks at semiconductor technologies that are driving EV chargers, including high-voltage semiconductor switches, power converters, and multi-level complex power stages.
October 06, 2020 by Jayanth Rangaraju, Texas Instruments
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
This article looks at the differences between crystal resonators and oscillators and presents examples that show when choosing crystals over oscillators could increase the total cost of a design.
November 05, 2019 by Bruce Potvin, SiTime
In part 12 of Resolving the Signal, we look at a power-supply noise design example to discuss which supplies are most critical when trying to increase a system's PSR. From that example, we offer best practices to maintain low power-supply noise and debugging tips for a system's overall noise performance.
January 29, 2019 by Bryan Lizon, Texas Instruments
Part 11 of the Resolving the Signal series explores how power supplies contribute to unwanted noise, how to measure and quantify that noise, and how noise ends up impacting system performance.
December 11, 2018 by Bryan Lizon, Texas Instruments
Part 9 of the Resolving the Signal series analyzes several different methods for reducing reference noise's effect in systems and examines the difference of reference noise's impact on low- and high-resolution ADCs.
October 02, 2018 by Bryan Lizon, Texas Instruments
Part 8 of the Resolving the Signal series dives further into how different noise sources impact precision delta-sigma ADCs by focusing on reference noise and ADC noise, and how gain affects reference noise.
August 21, 2018 by Bryan Lizon, Texas Instruments
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