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Phase Margin Estimation Using the Rate-of-Closure

Phase Margin Estimation Using the Rate-of-Closure

How can we gauge stability in a negative-feedback circuit? For minimum-phase circuits, try rate-of-closure.


New RF-Sampling Transceivers From TI Feature Industry’s Widest Frequency Range

New RF-Sampling Transceivers From TI Feature Industry’s Widest Frequency Range

New quad- and dual-channel transceivers are designed for radar, software-defined radio, and 5G applications.


News Mar 07, 2019 by Gary Elinoff
New Tunable Low-Pass Filter Brings a Compact Alternative to RF Circuits

New Tunable Low-Pass Filter Brings a Compact Alternative to RF Circuits

The HMC882A from Analog Devices is intended for medical, satellite, industrial, and military applications that operate at frequencies below 6.9 GHz.


News Mar 06, 2019 by Robert Keim
New High-Power BJTs from Diodes Incorporated Aim to Improve Thermal Performance

New High-Power BJTs from Diodes Incorporated Aim to Improve Thermal Performance

New BJTs can be used for high-current switching in industrial, consumer, and automotive applications.


News Mar 05, 2019 by Robert Keim
New Isolated IGBT Gate Driver from Analog Devices for Power Supplies and Photovoltaic Inverters

New Isolated IGBT Gate Driver from Analog Devices for Power Supplies and Photovoltaic Inverters

The ADuM4137, which incorporates fault detection and can also drive MOSFETs, is intended for photovoltaic inverters, power-supply circuitry, and motor-control applications.


News Mar 01, 2019 by Robert Keim
Applications and Limitations of the Current-Feedback Amplifier: Dual CFAs and Composite Amplifiers

Applications and Limitations of the Current-Feedback Amplifier: Dual CFAs and Composite Amplifiers

In this article, we continue our study of the current-feedback amplifier. We’ll also look at a composite amplifier that combines the benefits of the voltage-feedback topology and the current-feedback topology.


The End of the Crystal? TI Introduces Two New Products Using Breakthrough BAW Resonator Technology

The End of the Crystal? TI Introduces Two New Products Using Breakthrough BAW Resonator Technology

TI is introducing the industry's first wireless, crystal-less MCU as well as a BAW-based network synchronizer capable of 400-Gbps.


News Feb 28, 2019 by Baker Lawley
Analog Devices Inc. ADXL1003Z Evaluation Board | Featured Product Spotlight

Analog Devices Inc. ADXL1003Z Evaluation Board | Featured Product Spotlight

Analog Devices’ ADXL1003Z evaluation board is designed with an extra thick PCB and mounting holes to make it easy to evaluate the full performance of the ADXL1003 vibration sensor.


Littelfuse P-S4-LRP 100A SIDACtor Protection Thyristor | New Product Brief

Littelfuse P-S4-LRP 100A SIDACtor Protection Thyristor | New Product Brief

Littelfuse P-S4-LRP 100A SIDACtor® Protection Thyristors are designed to protect video equipment and other low voltage communications interfaces from overvoltage transients.


A Look at CUI’s New Compact AC-to-DC Power Supplies for Industrial and Consumer Applications

A Look at CUI’s New Compact AC-to-DC Power Supplies for Industrial and Consumer Applications

CUI has added 3 W and 5 W modules to an existing family of user-friendly AC/DC converters.


News Feb 20, 2019 by Robert Keim
Characteristics of Current-Feedback Op-Amps: Benefits of CFA Design vs. VFAs

Characteristics of Current-Feedback Op-Amps: Benefits of CFA Design vs. VFAs

In this article, we’ll take a more detailed look at the functionality and characteristics of current-feedback amplifiers.


Analog Devices DC2464A-A/A-B Demo Boards | New Product Brief

Analog Devices DC2464A-A/A-B Demo Boards | New Product Brief

Analog Devices DC2464A-A and A-B demo boards highlight the performance of the LTC3351 Hot Swappable Supercapacitor Charger, Backup Controller, and System Monitor.


Introduction to the CFA: Current-Feedback Amplifiers vs. Voltage-Feedback Amplifiers

Introduction to the CFA: Current-Feedback Amplifiers vs. Voltage-Feedback Amplifiers

This article discusses the differences between voltage-feedback amplifiers and current-feedback amplifiers.


A New Wideband Upconverter for High-Frequency Radar and Communication Systems

A New Wideband Upconverter for High-Frequency Radar and Communication Systems

Analog Devices has recently released an SPI-programmable RF upconverter that can translate baseband or IF signals to extremely high transmission frequencies.


News Feb 12, 2019 by Robert Keim
Engineer Spotlight: Open Source Signal Integrity Engineering with Davi Correia and David Banas

Engineer Spotlight: Open Source Signal Integrity Engineering with Davi Correia and David Banas

The future of electrical engineering, the freedom of giving code away for free, and the importance of professional curiosity: an interview with Signal Integrity Engineers David Banas and Davi Correia.


News Feb 08, 2019 by Mark Hughes
How to Drive Large Capacitive Loads with an Op-Amp Circuit

How to Drive Large Capacitive Loads with an Op-Amp Circuit

Learn more about capacitive load compensation.


A New 45V Zero-Drift Op-Amp from Microchip, the MCP6V51

A New 45V Zero-Drift Op-Amp from Microchip, the MCP6V51

This article looks at Microchip’s MCP6V51, which is a zero-drift operational amplifier with a wide supply range and enhanced EMI rejection.


News Feb 04, 2019 by Dr. Steve Arar
How to Troubleshoot a Diode Bridge Rectifier

How to Troubleshoot a Diode Bridge Rectifier

This article will examine different faults of a diode bridge rectifier to provide some insight into troubleshooting an AC/DC power supply.


Resolving the Signal Part 12: Reducing the Effects of Power-Supply Noise using Delta-Sigma ADCs

Resolving the Signal Part 12: Reducing the Effects of Power-Supply Noise using Delta-Sigma ADCs

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.


A New Ideal Diode for Low- and Medium-Voltage Power Supply Circuitry

A New Ideal Diode for Low- and Medium-Voltage Power Supply Circuitry

Analog Devices has released an IC that provides high-performance diode functionality for automotive applications, portable devices, computing equipment, and photovoltaic systems.


News Jan 28, 2019 by Robert Keim