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Resolving the Signal Part 8: How Voltage Reference Noise Affects Delta Sigma ADCs

Resolving the Signal Part 8: How Voltage Reference Noise Affects Delta Sigma ADCs

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.


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

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.


Using Low EOFF SiC Cascodes in Soft Switching LLC and PSFB Circuits

Using Low EOFF SiC Cascodes in Soft Switching LLC and PSFB Circuits

This article looks at soft-switch converters such as LLC and PSFB types and the low switching energy loss EOFF.


How To Quickly Evaluate ROHM Stepper Motor Drivers

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.


A Quick Start to Embedded GUI Applications

A Quick Start to Embedded GUI Applications

This article discusses how designers can leverage a graphics library with a tightly-coupled graphics toolset to expedite GUI development in their projects.


Evaluating the Robustness of 1200 V SiC MOSFETs Under Short Circuit Conditions

Evaluating the Robustness of 1200 V SiC MOSFETs Under Short Circuit Conditions

Are SiC MOSFETs the best answer for maximizing a power converter's efficiency? This article explores a recent study performed on a 1200 V, 80 mΩ SiC MOSFET, highlighting its short circuit capabilities.


How To Minimize Sensing Measurement Error

How To Minimize Sensing Measurement Error

In this how-to video, we’ll discuss the importance of op-amp noise performance in sensing applications.


Design Solution: Using a Small Amount of Space to Add More USB Ports to a Vehicle

Design Solution: Using a Small Amount of Space to Add More USB Ports to a Vehicle

This article looks at a solution to add additional USB charging ports to a vehicle using a single chip containing all the necessary parts and delivers 5V to the device.


Resolving the Signal Part 7: The Effects of Amplifier Noise on Delta-Sigma ADCs

Resolving the Signal Part 7: The Effects of Amplifier Noise on Delta-Sigma ADCs

This 12-part article series focuses on the impact of noise in delta-sigma ADCs. Part 7 shows how to analyze different amplifiers' effect on the noise of the same ADC.


3-Phase Brushless DC Motor Control with Hall Sensors

3-Phase Brushless DC Motor Control with Hall Sensors

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


Resolving the Signal Part 6: The Effects of Amplifier Noise on Delta-Sigma ADCs

Resolving the Signal Part 6: The Effects of Amplifier Noise on Delta-Sigma ADCs

Part 6 of this 12-part Resolving the Signal series focuses on output- versus input-referred noise, adding an amplifier at the input of an ADC, and low- versus high-resolution ADCs as they relate to amplifier noise.


Three-Phase BLDC Motors Save Energy in Appliance Systems

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.


Implementing a Binary Parity Generator and Checker with GreenPAK

Implementing a Binary Parity Generator and Checker with GreenPAK

This app note implements a binary parity generator and checker with two data input variants, a parallel data input, and a serial data input. It describes the implemented logic, GreenPAKs implementation, and the obtained results.


Making the Cloud More Powerful: Xilinx FPGAs and Adaptive Workload Acceleration

Making the Cloud More Powerful: Xilinx FPGAs and Adaptive Workload Acceleration

Historically, FPGAs have been challenging to work with. To combat that reputation, Xilinx developed programmable devices that simplify—and accelerate—the implementation of customized hardware development.


Circle the Wagons: Choosing the Right Protection ICs for Your Smart Load

Circle the Wagons: Choosing the Right Protection ICs for Your Smart Load

This article reviews the fundamental features of an effective protection scheme, highlights the shortcoming of a typical protection implementation—such as a high bill of materials and PC board size occupation—and introduces a new family of integrated, highly flexible protection ICs that address these concerns.


Resolving the Signal Part 5: Understanding Effective Noise Bandwidth in Precision Delta-Sigma ADCs

Resolving the Signal Part 5: Understanding Effective Noise Bandwidth in Precision Delta-Sigma ADCs

Part 5 of this 12-part series continues to explore effective noise bandwidth as it relates to delta-sigma ADCs and system-level design by stepping through a simple example using a two-stage filter to understand how to calculate the ENBW and how system changes affect the ENBW.


The 48-Volt Starter Generator for Electric Vehicle Architectures

The 48-Volt Starter Generator for Electric Vehicle Architectures

Looking at the electrification of the powertrain, this article explores why 48-volt architecture makes sense and then takes a look at some of the different mounting options for 48-volt starter generators.


The Appearance of the 48-Volt Mild Hybrid Vehicle

The Appearance of the 48-Volt Mild Hybrid Vehicle

This article explores how MHEVs differ from a traditional ICE vehicle, touching on the electrification of the powertrain by digging into some of the key differences in terms of architecture.


Resolving the Signal Part 4: Understanding Effective Noise Bandwidth in Precision Delta-Sigma ADCs

Resolving the Signal Part 4: Understanding Effective Noise Bandwidth in Precision Delta-Sigma ADCs

Part 4 of this “Resolving the Signal” article series covers noise in delta-sigma ADCs focuses on understanding basic effective noise bandwidth (ENBW) topics.


How to Run From a Coin Cell for 10 Years

How to Run From a Coin Cell for 10 Years

Check out this buck converter that is designed to extend battery life from months to years in IoT applications, like sensor nodes and beacons.